PDF A1200 R2

Amiga

A1200_R2

Rev.1.38 (06.09.2012)

LEFT/RIGHT Left Right Audio (Audio)

R624

R625 SMT 9

Keyboard/System Reset

SMT Keyboard MPU Clock 9

06/29/92 GRRAdvance Engineering Release

1

AProduction Release

CN14

CN13 SIL-4 8

Internal Floppy Power

MEM-30 Keyboard Membrane 9

9Keyboard Membrane

MEM-30 Keyboard Status LED's 9

SIL-4

CN13

CN14

** Credit Card and IDE Stuff? **

104Mbit FLASH Memory

28F400 Sony Video Encoder 4

CXA1145

U10-11

U12 9Amiga Keyboard MPU

6570-36 Reset Timer 9

NE555

U13

U14

Y621

Y451 XTAL 9

3MHz Ceramic Resonator

XTAL 4.433619MHz PAL Burst 4

4NTSC Video Modulator

VA3424

No manual changes may be made to this document

C.A.D. Generated

c

Commodore is strictly prohibited.

without the prior written permission of

reproduction or disclosure of this information

Commodore Business Machines, Inc. Any use,

confidential and trade secret property of

Information contained herein is the unpublished,

1992 Commodore Business Machines

REV

Commodore

SIZE

SCALE SHEET OF

NEXT ASSYUSED ON

DESIGN BY:

LAST:

DATE

CHKD:

DRAW:

APPR:

Revision History

/project/a300/channel_z.rev2 sheet1

PATH:

365133

365132

C/A1200

01/11/93

BAF

DIRECTORIES AND REVISION HISTORY

G. Robbins

C/A1200 Main Board

C A

13

1

03/13/92

"Channel Z"

Key Components

Jumpers and Stuff Connectors

Signal Glossary

Schematic A1200 R2

A1200 Rev 2 PCB

GRR 03/13/92

R202

R246 SMT 4

PAL Color Burst

SMT NTSC Color Burst 4

REF TYPE DESCRIPTION PAGE

U15 TL084 alt

BiCMOS Op-Amp

LF347 BiMOS Op-Amp 5

U18-19

U16-17 Asst 3

DRAM 512Kx8, optional

Asst DRAM 512Kx8, 80nS 3

P9 EDGE-80 Memory Bus Expansion 12

CN15 PCMCIA PC"Memory Card" 11

8Internal Floppy Signal

DIL-34 Internal Floppy Power 8

SIL-4

CN11

CN12

6Video Output

DB23P Composite Video 4

RCA-J

CN9

CN10

CN8

CN7 SQ DIN 13

Power Supply Connector

DB25S Parallel Printer Port 7

8External Floppy

DB23S RS232 Serial Port 7

DB25P

CN5

CN6

CN4

CN3 RCA-J 5

Left Audio Output

RCA-J Right Audio Output 5

5Mouse/Joystick 1

DB9P Mouse/Joystick 2 5

DB9P

CN1

CN2

PAGEDESCRIPTION

TYPEREF

X2 UD3626 4

PAL Video Modulator

X1 OSC alt

TTL 28.37512 MHz PAL

OSC TTL 28.63636 MHz NTSC 2

U30

U29 BT101 4

Triple 8-bit Video DAC

1489 EIA Line Receiver 7

U28

U20 1488 7

EIA Line Driver

391??? Bridgette (NCR ASIC) 2

U7-8

U6A-B 8520 7

Amiga VIA, 1 MHz

asst ROM 512Kx16, 150 nS 10

U5 f0022x 2,8,11

AA Gayle (CBM ASIC)

U4

U3 4203 4

Lisa (AA Denise)

8364 Paula 5

U2

U1 8374 2

Alice (AA Agnus)

68EC020 68EC020 uP/16MHz 2

REF CHIP DESCRIPTION PAGE

0Engineering Prototype GRR03/13/92

MANAGERDATE APRVL

DESCRIPTIONREV

Upper / Lower Data Strobes (68000)LDS/UDS

LED Power On LED / Audio Filter Disable

Keyboard Reset (Keyboard)KBRESET

KBDATA Keyboard Data (Keyboard)

Interrupt Priority Level (68000)IPL[2:0]

KBCLOCK Keyboard Clock (Keyboard)

I/O ResetIORESET

INT[2,3,6] Interrupt Request (Chips)

Index Pulse (Floppy)INDEX

HSYNC Horizontal Sync (Video)

Fire Button 0/1 (Joysticks)FIRE0/1

HLT Processor Halt (68000)

Function Code (68000)FC[2:0]

EXTICK Expansion Present / RTC Tick

Data Terminal Ready (RS232 Port)DTR

E Peripheral Enable Clock (68000)

Data Set Ready (RS232 Port)DSR

DTACK Data Transfer Acknowledge (68000)

DRAM Data Bus (DRAM)DRD[15:0]

DRA[8:0] DRAM Address Bus (DRAM)

Disk Write Enable (Floppy)DKWE

DMAL Chip DMA Request Line (Chips)

Disk Write Data (Floppy)DKWD

DKRD Disk Read Data (Floppy)

Step Direction (Floppy)DIR

D[15:0] Processor Data Bus (68000)

Composite Sync (Video)CSYNC

CTS Clear to Send (RS232 Port)

Monochrome Composite Video (Video)COMP

CLKRD/WR Read-Time Clock Read / Write (RTC)

7.15909 MHz Quadrature Clock (Chips)CDAC

CHNG Media Change (Floppy)

Column Address Strobe (DRAM)CASL/U

CCK/CCKQ Color Clock / Quadrature (Chips)

Device Busy (Parallel Port)BUSY

BR Bus Request (68000)

Blitter Slowdown (Chips)BLISS

BLIT Chip Memory Access (Chips)

Bus Grant Acknowledge (68000)BGACK

BG Bus Grant (68000)

Audio Output (RS232 Jack)AUDOUT

BEER Bus Error (68000)

Address Strobe (68000)AS

AUDIN Audio Input (RS232 Port)

Processor Address Bus (68000)A[23:1]

ACK Data Acknowledge (Parallel Port)

28.63636 MHz Master Clock28MHZ

7MHZ 7.15909 MHz Processor Clock

PAGESDESCRIPTION (AREA)SIGNAL

XRDY External Data Ready

External Genlock Clock (Video)XCLK

XCLKEN External Clock Enable (Video)

Write Protect Sense (Floppy)WPROT

WE Write Enable (DRAM)

Valid Peripheral Address (68000)VPA

VSYNC Vertical Sync (Video)

Transmit Data (RS232 Port)TXD

VMA Valid Memory Address (68000)

Track Zero Sense (Floppy)TRK0

STEP Step In/Out Command (Floppy)

Drive Select (Floppy)SEL[3:0]

SIDE Side Select (Floppy)

Select (Parallel Port)SEL

RW Processor Read/Write (68000)

Receive Data (RS232 Port)RXD

RST Processor Reset (68000)

ROM Enable (ROM)ROMEN

RTS Request to Send (RS232 Port)

Ring Indicate (RS232 Port)RI

R/G/B Red / Green / Blue (Video)

General ResetRESET

RGA[8:1] Register Address Bus (Chips)

Row Address Strobe (DRAM)RAS0/1

RDY Drive Ready (Floppy)

Chip Register Enable (Chips)REGEN

RAMEN RAM Enable (Chips)

Paper Out (Parallel Port)POUT

PPD[7:0] Parallel Port Data (Parallel Port)

Pot Lines 1 X/Y (Joysticks)POT1X/1Y

POT0X/0Y Pot Lines 0 X/Y (Joysticks)

Genlock Pixel Switch (Video)PIXELSW

OVR Override System Decoding

Mouse 1 Quadrature V/H (Joysticks)M1V/M1H

OVL Overlay ROM over RAM

Mouse 0 Quadrature V/H (Joysticks)M0V/M0H

MTR0 Motor On - Drive 0 (Floppy)

Light Pen Trigger (Joysticks)LPEN

MTR Motor On (Floppy)

SIGNAL DESCRIPTION (AREA) PAGES

Rev.1.38 (06.09.2012)

CCKQ_A

_VSYNC

_EVEN_CIA

_HSYNC

14MHz

_ODD_CIA

E

ICCK

D(31:0)

_DWE

_FIRE1

_DSACK_0

_RAS

_OEB

A(23:0)

_INT3

CPUCLK

_RTC_CS

CCKQ

_CDAC

_NTSC

_DBR

_DSACK_1

SIZE_0

SIZE_1

_ZORRO

R_W

_CAS

_CSYNC

RGA(8:1)

DMAL

CCK_A

FC(2:0)

SCLK

_HLT

_NET_CS

_SPARE_CS

CCK

_FPU_CS

_RST

_DS

_AS

_FPU_CS

_FPU_SENSE

7MHz

_FPU_SENSE

_KB_RESET

DRD(31:0)

DRA(10:0)

_BOSS

CPUCLK

_CDIS

_BR

_BG

_IPL(2:0)

_AVEC

_BEER

_RMC

_RAMEN

_REGEN

_BLS

_OVR

XRDY

27 22pF

E129

MC68EC020

U1

4145f023a

AA_GAYLE

U5

CONTROL FUNCTIONS

E125

22pF

27

E123

22pF*

27

8374

U2

ALICE

VCC

27 R117

R116

27

E128

22pF

27

E126

22pF

27

1K

R591

0R594

470 R118

VCC

68 R115

R114

27

68 22pF

E112

U0

MC68881

E127 FB 22pF

100

470

XR358

68 R113

68 22pF

E114

No manual changes may be made to this document

C.A.D. Generated

c

Commodore is strictly prohibited.

without the prior written permission of

reproduction or disclosure of this information

Commodore Business Machines, Inc. Any use,

confidential and trade secret property of

Information contained herein is the unpublished,

1991 Commodore Business Machines

365133

365132

C/A1200

2/23/93

BAF

PROCESSOR AND OTHER USEFUL COMPONENTS

G. Robbins

C/A1200 Main Board

C A

13

2

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

"Channel Z"

PATH: /project/a300/channel_z.rev2 sheet2

Schematic A1200 R2

A1200 Rev 2 PCB

GRR 03/13/92

and may be loaded with funny things...

Note: Various components are for EMI Control

04/19/92

Channel Z

VCC

74LS86

U26

24

_BG 38

FC0

70

A14

43

_BEER

82

_OEB 28

R_W

36

_DSACK1

35

_DSACK0

37

CCK 23

_HLT

39

_RST40

XRDY 25

_OVR 26

A22

52

A21

51

A20

50

A18

48

A17

47

A23

53

_AS

33

_RAMEN 32

_REGEN 31

_BLS 30

C14M 22

2 1

2

A19

49

_DS

34

_DBR 29

A16

46

A13

42

A15

44

A12

41

E10

D11

58

7MHz 38

A20

35

A19

59

SCLK 34

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

2

1

2

1 2

1

A1

60 A2

61 A3

62 A4

63 A5

64 A6

65 A7

66 A8

67 A9

68 A10

69 A11

70 A12

71 A13

72 A14

73 A15

74 A16

75 A17

76 A18

77

_NTSC 41

_RAS 57

_CAS 54

_WE 21

_LPEN 78

_CDAC 37

_CSYNC 80

1 2

_VSYNC 79

25

26

_HSYNC 81

DRA0 43

DRA1 44

DRA2 45

DRA3 46

DRA4 47

DRA5 48

DRA6 49

DRA7 50

DRA8 51

DMAL 18

_INTR 17

CCK 40

14MHz 36

DRA9 56

CCKQ 39

_REGEN

23

_RAMEN

25

_BLS

19

_DBR

20

DRD15 83

DRD14 84

DRD13 1

DRD12 2

DRD11 3

DRD10 4

DRD9 5

DRD8 6

DRD7 7

DRD6 8

D15

54

DRD5 9

DRD4DRD4 10

DRD3 11

DRD2 12

DRD1 13

DRD0 14

R_W

22

_RESET

16

RGA8 26

RGA7 27

9

RGA6 28

RGA5 29

2

RGA4 30

D9

60 D10

59

D12

57 D13

56 D14

55

_NET_CS 16

_RTC_CS 17

_SPARE_CS 15

_ODD_CIA 73

_EVEN_CIA 74

D8

61

_SENSE 64

_KBRESET 63

RGA3 31

RGA2 32

RGA1 33

31

1

16

15

27

12

13

28

29

30

31

1

_SENSE

4

R_W

28

_DS

20

8

7

6

5

4

3

2

1

16

8

7

6

5

4

3

2

1

0

17

18

19

20

21

22

23

24

25

26

27

28

29

30

FC1

69

0

1

2

_FPU_CS 65

1 2

2

21

1 2

21

_RESET6

_HALT22

_BEER19

_DSACK017

21

_AVEC16

_DSACK118

_AS23

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

R_W25

20

17

18

19

20

21

22

23

_DS24

SIZE013

SIZE114

_RMC9

D0 64

D1 63

D2 62

D3 61

D4 60

D5 56

D6 55

D7 54

D8 53

D9 51

D10 50

2

1

D11 49

D12 48

D13 47

D14 46

D15 45

_IPL267 _IPL166 _IPL065

_BR1

_BG2

FC2 12

FC1 11

FC0 10

CLK5

A23 97

A22 96

A21 95

2

1

2 1

2

A20 94

12

A19 93

A18 92

A17 91

A16 88

A15 87

A14 86

A13 85

A12 84

A11 8383

A10 82

A9 81

A8 80

A7 78

A6 77

A5 76

A4 75

A3 74

A2 73

A1 98

1

A0 99

D31 27

D30 28

14

D29 29

D28 30

D27 31

D26 32

D25 33

D24 34

D23 35

D22 36

D21 37

D20 38

D19 39

D18 40

D17 41

D16 42

_CDIS15

1 2

2

21

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

0

19

0

1

2

_AS

21

_CS

29

_SIZE

18

_DSACK1

32

_DSACK0

31

CLK

11

_RESET

13

A4 22

A3 23

A2 24

A1 25

A0 26

D31 33

D30 34

D29 35

D28 36

D27 37

D26 38

D25 39

D24 4040

D23 42

D22 44

D21 45

D20 46

D19 47

D18 48

D17 49

D16 50

D15 54

D14 55

21

D13 56

D12 57

D11 58

D10 59

D9 60

15

14

13

12

11

10

D8 62

D7 64

9

8

7

6

5

4

3

2

1

0

D6 65

D5 66

D4 67

D3 68

D2 1

D1 2

D0 30

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

1

2

3

4

810

9

0

1

2

1

Rev.1.38 (06.09.2012)

DRD(31:0)

DRA(9:0)

_OEB

BDRA(9:0)

_BCAS_LM

_BCAS_UM

_BCAS_UU

_BCAS_LL

_ROE

_LDS

_RAS

_CAS

_DWE

_DBR

SIZE_1

SIZE_0

R_W

_BWE

_BRAS(1)

_BRAS(0)

A(1)

A(0)

_DS

_RST

D(31:0)

_UDS

_BCAS_XX

U20

BRIDGE/DRAM PART

391425

BUDGIE

68

R152A

R152B

68

R165

68

R152F

R151

68

R161

470

27

R162

R152E

68

R163

27

R164

R152G

68

C152

22pF

68

R152C

R152D

68

C162

22pF

C165

*

A1200 Rev 2 PCB

Schematic A1200 R2

/project/a300/channel_z.rev2 sheet3

PATH:

"Channel Z"

03/13/92

REV

Commodore

SIZE

SCALE SHEET OF

NEXT ASSYUSED ON

DESIGN BY:

LAST:

DATE

CHKD:

DRAW:

APPR:

313

A

C

C/A1200 Main Board

G. Robbins

MEMORY AND...WELL, I USED TO REMEMBER

BAF 01/11/93

C/A1200 365132 365133

GRR 03/13/92

U16

512Kx8

No manual changes may be made to this document

C.A.D. Generated

c

Commodore is strictly prohibited.

without the prior written permission of

reproduction or disclosure of this information

Commodore Business Machines, Inc. Any use,

confidential and trade secret property of

Information contained herein is the unpublished,

1991 Commodore Business Machines

512Kx8

U17

512Kx8

U18 U19

512Kx8

DRAM

C16A

0.22uF

VCC

U16

DRAM DECOUPLING

C16B

0.22uF

C17A

0.22uF U17

C17B

0.22uF

C18A

0.22uF U18

C18B

0.22uF

C19A

0.22uF U19

C19B

0.22uF

CAS_XX_ 19

9

SIZE_0

17

21

0

2

SIZE_1

16

LDS_ 12

2

OEB_

101

1

DS_

13

A(1)

14

A(0)

15

R_W

18

D(0)

9D(1)

8D(2)

7D(3)

6D(4)

5D(5)

4D(6)

3D(7)

2D(8)

127 D(9)

126 D(10)

125 D(11)

124 D(12)

123 D(13)

122 D(14)

121 D(15)

120

RESET_

93

DRA(0)

29

DBR_

34

1

RAS_

28

CAS_

24

WE_

31

D(31)

102

D(30)

103

D(29)

104

D(28)

105

D(27)

106

D(26)

108

D(25)

109

D(24)

110

9

8

7

6

5

4

0

3

2

1

0

_OE

22

_CAS

23

nc

21 A9

9

_RAS

8

_WE

7

A5

17

A0

10

A7

19

A2

12

A4

16

8

7

6

5

4

3

2

1

A6

18

A1

11

IO1 2

IO2 3

IO3 4

IO4 5

IO5 24

IO6 25

IO7 26

IO8 27

IOP 6

A8

20

A3

13

NC

31

30

29

28

27

26

25

24

_OE

22

_CAS

23

nc

21 A9

9

_RAS

8

_WE

7

1

A5

17

A0

10

A7

19

A2

12

A4

16

A6

18

A1

11

IO1 2

IO2 3

IO3 4

2

IO4 5

D(23)

111

1

21

IO5 24

IO6 25

IO7 26

IO8 27

IOP 6

A8

20

A3

13

NC

23

22

21

20

19

18

21

D(22)

112

D(21)

113

17

D(20)

114

16

D(19)

115

2

_OE

22

_CAS

23

3

D(18)

116

nc

21 A9

9

_RAS

8

_WE

7

A5

17

A0

10

A7

19

7

6

5

4

3

2

1

0

A2

12

A4

16

A6

18

A1

11

IO1 2

IO2 3

IO3 44

IO4 5

IO5 24

IO6 25

IO7 26

IO8 27

IOP 6

A8

20

A3

13

NC

15

14

13

12

1

2

11

10

9

8

1

4

5

1

2

_OE

22

_CAS

23

1

nc

21 A9

9

_RAS

8

_WE

7

A5

17

21

12

6

D(17)

117

1

D(16)

118

2

DRD(0) 37

DRD(1) 38

DRD(2) 39

DRD(3) 40

DRD(4) 41

7

8

9

10

A0

10

A7

19

DRD(5) 42

DRD(6) 43

DRD(7) 44

DRD(15) 53

DRD(14) 52

DRD(13) 51

DRD(12) 50

DRD(11) 49

DRD(10) 48

DRD(9) 47

8

DRD(8) 46

DRD(24) 63

DRD(25) 64

DRD(26) 66

A2

12

A4

16

A6

18

A1

11

IO1 2

IO2 3

IO3 4

IO4 5

IO5 24

IO6 25

IO7 26

IO8 27

IOP 6

A8

20

A3

13

NC

7

6

5

4

3

2

1

0

1 2

Gnd1

28

Gnd2

15

Vcc1 14

Vcc2 1

1 2

Gnd1

28

Gnd2

15

Vcc1 14

Vcc2 1

1 2

Gnd1

28

Gnd2

15

Vcc1 14

Vcc2 1

1 2

Gnd1

28

Gnd2

15

Vcc1 14

Vcc2 1

1 2

DRD(27) 67

DRD(28) 68

DRD(29) 69

DRD(30) 70

DRD(31) 71

DRD(23) 62

DRD(22) 61

DRD(21) 60

DRD(20) 59

DRD(19) 58

DRD(18) 57

DRD(17) 56

DRD(16) 55

BWE_ 30

CAS_UU_ 23

CAS_UM_ 22

CAS_LM_ 21

CAS_LL_ 20

RAS_1_ 27

RAS_0_ 26

UDS_ 11

12

11 12

12

4

6

8

10

3

5

7

9

13

11

14

12

14

16

18

20

13

15

17

19

9

7

5

3

10

8

6

4

21

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

09

Rev.1.38 (06.09.2012)

BUDGIE BLUES...

M/N-PAL ONLY

G/I-PAL ONLY

C217 added Rev 2a

_NTSC

MDAT

_MLD

MONO

PIXELSW

CCKQ_A

AB

_RESET

AR

DG

DB

DRD(31:0)

DI

CCK

CCK_B

_RST

DR

RGA(8:1)

_BCAS_XX

_CSYNC_B

SCLK

14MHz

_CSYNC

AG

CPUCLK

CPUCLK_A

7MHz

28MHz

_XCLKEN

CC@4

_CDAC

ICCK

XCLK

VIDEO

4203

U4

LISA

R265

68

R264

R263

68

R262

R233

470

74F139

U23

74LS74A

XU33

VCC

74LS74A

XU33

VCC

XU33

VIDEO

0.047uF

XC33

74F139

U23

U30

BT101

VIDEO DAC

74HCT244

U32

VIDEO

*

C215

R217

470

1.2V

D215 LM385

+VID

1K

R215

D215A

VCC

R371

47

VIDEO

391425

CLOCK PART

U20

BUDGIE

+VID

R202

1K

0/* R203

R209

10K

10uF

C214C214

Q201

2N3904

C211C

0.22uF

C211B

C211A

0.22uF

VIDEO

+VID

C245

56pF

4.7K

R204

1N914

D231B

D231A

1N914

U12

CXA1145

ENCODER

COMPOSITE

1K/820

R221

VIDEO

D232B

1N914

D232A

+VID

VIDEO

47pF*

C247

VIDEO

0.1uF

C221

*R205

R222

1K

33pF*

C248

1N914

D233B

D233A

1N914

Y452

3.575611MHz*

68 22pF

E124

Z222

DELAY LINE

Z221

BPF

VIDEO

R247 15K*

VIDEO

R231

49.9

VIDEO

787/620

R223

VIDEO

22uF

C459

24.9

R232A

VIDEO

68

R261

VVref

R225

*

68

E132

22pF

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

A1200 Rev 2 PCB

Schematic A1200 R2

"Channel Z"

03/13/92

413

A

C

C/A1200 Main Board

G. Robbins

DENISE IS PRETTY MUCH INTO VIDEO...

BAF 2/23/93

C/A1200 365132 365133

PATH: /project/a300/channel_z.rev2 sheet4

GRR 03/13/92

Note: Components designated as Exxx may be loaded

with EMI fliters, ferrite beads or resistors! with EMI fliters, ferrite beads or resistors!

0.1uF

C222

R232B

24.9

R232C

VVref

R459

27K

820

R224

68*

XR33

E375

22pf 68

*

C460

27 22pF

E202

74F32

U37 1000pF

C461

+VID

**

E201

0.01uF

C246

VIDEO

R237

100

E232

0.01uF

4.7

C236

100uF

470uF

C237

VIDEO

0.22uF

C217

VIDEO

No manual changes may be made to this document

C.A.D. Generated

c

Commodore is strictly prohibited.

without the prior written permission of

reproduction or disclosure of this information

Commodore Business Machines, Inc. Any use,

confidential and trade secret property of

Information contained herein is the unpublished,

1991 Commodore Business Machines

C216

0.01uF

+VID

*

R238

C235

100uF

360

R235

VIDEO

2722pf

E376

E377

22pf 27

100uF

C239

R234D

75

VIDEO

R216

15

CLOCKS

28.63636MHz

OSCILLATOR

X1

Note: PAL uses 28.37516 MHz

68 */10pf

E131

360/120 R236

VCC

E122

*/10pf

27

27 */10pf

E121

E133

*/10pf

68

470

R100

X2B

E231

FB

100pF

100

MODULATOR

X2

HI/LO

TUNE

RF OUT

R232E 75

RCA JACK

CN10

COLOR

56pF

C241

+VID

4.7K

R241

15pF

C242 Y451

4.33619MHz

VIDEO

C243

1000pF

VIDEO

1.2uH

L241

C244

0.01uF

VIDEO

6.8K

R242

10K

R243

2N3904

Q461

VIDEO

+VID

R244

1K

*/2.7K

R245

R246

2.7K/*

1

2

1 2

9

7

5

3

10

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

2

8

6

4

21

20

21

22

23

24

25

26

27

28

29

30

31

1211

1413

1615

9

7

5

3

10

8

6

4

21

1211

1413

1615

5

4

9

7

5

R7 57

R6 55

R5 54

R4 52

R3 51

R2 50

R1 49

3

10

8

6

4

2

R0 48

1

1211

1

2

3

4

5

6

7

8

1413

_1 5

_3 7

_2 6

_0 4

_EN

1

A0

2

A1

3

11

_1

12

_0

15 _EN

13 A1

14 A0

9

_3

10

_2

NC

ISYNC 24

REF_WHITE 16

_BLANK

30

_MLD

21

5

Q

6

_Q

2D

3CLK

1

_C

4_S

_S

10

CLK

11

D

12

_Q 8

MDAT

20

C28O 43

_SYNC

29

B7

39

SOG 26

SCLK

22

B6

40

B5

41

B4

42

B3

6

B2

5

B1

4

B0

3

G0

12 G1

13 G2

14 G3

15 G4

34 G5

33 G6

32 G7

31

_C 13

Q9

R0

8

2

1

R1

9R2

10 R3

11 R4

38 R5

37 R6

36 R7

35

CLOCK

7

IOR 26

IOG 25

14

Vcc1

7Gnd1

IOB 27

FS_ADJUST 19

COMP 17

VREF 18

2A2

13

2A4

17

_2G

19

1A3

6

1A1

2

21

1A2

4

1A4

8

2A3

15

2A1

11

1Y2 16

1Y1 18

2Y2 7

2Y3 5

XCLKEN_

98

OSC

94

2Y4 3

1Y4 12

2Y1 9

1Y3 14

_1G

1

C28MHz 95

XCLK

97

C7MHz

92

CCK

36

CDAC_

91

2

1 2

4 8 21

32 1

1 2

12

1 2

21

CPUCLK 90

CCK_4 35

+

1

-

2

3

1

12

2

1 2

2 1

C14O

23

RGA8

12

1 3

RGA7

13

RGA6

14

RGA5

15

RGA4

16

31

7

NTSC_PAL

6

XO_IN

5

XO_OUT

10 CS_IN

9

AUDIO_OUT

4B_IN

2R_IN

20

CV_OUT

3G_IN

17

CHROMA_IN

18

LUMA_IN

16

LUMA_OUT

15

CHROMA_OUT

13 Iref

14 Vref

11

CS_OUT

23

R_OUT

22

G_OUT

21

B_OUT

8AUDIO_IN

RGA3

17

RGA2

18

RGA1

19

D0

8D1

7D2

6D3

5

21

D7

84

D6

2

1 3 31

D5

3

D4

4

D12

78 D13

77 D14

76 D15

75

D11

79

D10

80

D9

81

D8

82

D24

66 D25

65 D26

64 D27

63

D31

59

D30

60

D29

61

D28

62

D20

70 D21

69 D22

68 D23

67

D19

71

D18

72

D17

73

D16

74

B7 38

B6 37

B5 36

B4 35

B3 34

2

B2 32

B1 31

B0 29

G0 39

G1 40

G2 41

1

1 2

21 21

G3 42

G4 44

G5 45

G6 46

G7 47

BLANK 27

_ZD 28

_BURST 58

_CAS

9

CCK

10

C28M 25

_RST

24

WIDE

11

1 2

1 3 31

21

151494 8

NC 1051

1

2 1

2

1

11 182 76 13

12 17

16

3

2 13

54 6

NC

2 1 NC

NC 4

3

NC

12

1

+

2

-

NC

21

NC

1 2

2

12

1 2

21

2 1

1

21

NC

OUT 3

1

21

2

NC

1615

3

21

2

12 12

1

2

1 2

1

+

2

-

1

6

4

5

1

2 1

2

12

1

2

21

2

1

2

1 2

1

2

1

2

21

12

1 2

1

2

-

2

+

1

2

-

1

+

21

-

2

+

1

1 2

2

-

1

+

21

1 2

6

5

4

3

2

1

21

2

7

6

5

AUDIO

1

GND

4

+5

3

VIDEO

2

21

SIGNAL

2

SHIELD

3

SHORTBAR

1

12

21 21

3

2 1

1 2

12

21

3

1

2

2 1

21

12

21

Rev.1.38 (06.09.2012)

_INT2

iLEFT

_LED

NOISE

_INT3

_TxD

iRIGHT RIGHT

_INT6

_RxD

LEFT

DMAL

CCKQ

AUDOUT

POT1X

POT0Y

CCK

POT1Y

_RST

POT0X

_RESET

RGA(8:1)

_IPL(2:0)

AUDIN

MONO

_MLD

CCK_A

_DKRD

DRD(31:0)

_DKWD

DKWE

_FIRE1

_FIRE0

MDAT

8364

U3

PAULA

VCC

1K

R319

68

6800pF E355

VCC

E351

470pF

68

0.22uF

C352

MOUSE/JOYSTICK PORTS

74LS166

U34

0.047uF

C311

4.7K

R370

1488

U28

R346

10K

+AV

C312

0.047uF

VCC

2.7K

R347

C314

0.047uF 0.047uF

C313

Q341

2N3906

+AV

E353

470pF

68

68 470pF

E354

-AV

R348

4.7K

AUDIO

E361

470pF

68

C362

0.22uF

E363

470pF

68

33K

R349

10K

R339

R329

10K

0.01uF

C349

AVref

68 470pF

E364

AVref

LF347

U15

/TL084

AUDIO FILTERS

U15

LF347

/TL084

R321

680

C321

6800pF

680

R331

6800pF

C331

10K

R322

R332

10K

R326

470K

R336

E356

6800pF 68

MPF102

Q321

Q331 MPF102

C322

6800pF

C332

R323

10K

R333

AUDIO

3900pF

C323

AUDIO

C333

3900pF

68

6800pF E357

E358

6800pF 68

68

6800pF E365

E366

6800pF 68

U15

LF347

/TL084

LF347

U15

/TL084

R327

10K

R337

C324 22uF-NP

AUDIO

680

R345

22uF-NP

C334

1K

R324

R334

1K

AUDIO

68

6800pF E367

E368

6800pF 68

AUDIO

360

R325

R335

360

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

GRR

/project/a300/channel_z.rev2 sheet5

PATH:

"Channel Z"

03/13/92

513

A

C

C/A1200 Main Board

G. Robbins

PAULA PREFERS THE TRADITIONAL MODES

BAF 01/11/93

C/A1200 365132 365133

Schematic A1200 R2

A1200 Rev 2 PCB

Note: LED off, Filters bypassed

E321 6800pF

0

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

E331

0

6800pF

68 470pF

E374

CN4

RCA JACK

LEFT

RCA JACK

CN3

RIGHT

R362

4.7

R352

47

R372

AUDIO

CN1A

RIGHT JOY

DB9P

CN2

LEFT JOY

CN1

DB9P

1

2

3

4

5

6

7

8

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

0

1

2_IPL2

15

_IPL1

14

_IPL0

13

LEFT 34

RIGHT 33

DMAL

12

_DKWD 41

CCKQ

32

CCK

31

DRD8

1DRD9

52 DRD10

51 DRD11

50 DRD12

49 DRD13

48 DRD14

46 DRD15

45

DRD0

10 DRD1

9

DRD3

6

DRD2

7

DRD4

5DRD5

4DRD6

3DRD7

2

RGA8

22

RGA7

23

RGA6

24

RGA5

25

RGA4

26

RGA3

27

RGA2

28

RGA1

29

_RESET

11

DKWE 42

_DKRD 40

P0Y 36

P0X 35

P1X 38

P1Y 39

_RxD 44

_TXD 43

_INT6 21

_INT3 20

_INT2 19

1

1 2

CLK 7

2

1

S_L 15

QH 13

21

A

2

B

3

32 1 2

21

C

4

D

5

E

10

F

11

21

G

12

H

14 CK_I 6

2 1

2

21

2 1

211

3

1

21

CLR

9

SI 1

2

12

1 2

12

1 2

2 1

12 +

13 -

14

10 +8

9-

1 2

21

4

3

5

6

9

7

8

2

21

1

21

3

G

2

S

1

D

2

S

3

G

1

D

1 2 1 2

21

1 2 1 2

3+1

2-

5+7

6-

12

2

1

2

10

NC

-

2

+

1

12

-

2

+

1

1 2

2 1 2

9

8

1

2

1

2

12

1

1SHORTBAR

3SHIELD

2SIGNAL

SIGNAL

2

SHIELD

3

SHORTBAR

1

1 2

12

6

4

2

1

2

7

5

3

21

2 1

12

1 2

1

21

2 1

12

1 2

2 1

21

1 2

12

2 1

21

1 2

12

2 1

21

1 2

12

2 1

21

22

88

99

11

77

55

66

44

33

88

33

55

22

99

11

77

66

44

2

Rev.1.38 (06.09.2012)

Note: Common Ground at DAC

Note: Common Ground near Jacks

AR

DG

AG

DB

_VSYNC

AB

DI

PIXELSW

R

HSYNC

_HSYNC

CCK_B

_CCK

G

DG

XCLK

+12

CSYNC

_CSYNC_B

B

DB

PIXLSW

_XCLKEN

-5v

DR

+5

VSYNC

GND

DGND

DI

+VID

VIDEO

VCC

GROUND

0.22uF

C4A

VCC

U34 0.047uF

C34

VCC

C4B

0.22uF U23 0.47uF

C30C

C23

0.047uF C30D

0.47uF

4.7K

R251

TANTALUM

10uF

C407

AUDIO POWER

PAULA

POWER

U3

4.7K

R252

GENERAL DECOUPLING

U2

U1

POWER

E301

FB

R253

4.7K

U4

POWER

0.22uF

C2A

VIDEO DECOUPLING

POWER

U30

0.22uF

C1A

68

*

E262

E261

100pF 68

E260 FB 47pF

200

200 47pF

FB

E259

E258 FB 47pF

200

E257

100pF

68

47 100pF

E256

E255

100pF

47

47 100pF

E254 47 100pF

E253

E252

100pF

68

68 100pF

E251

U32

C1C

0.22uF

C32

0.22uF

C1B

0.047uF

0.22uF

C12A

DB23P

VIDEO OUT

CN9

U12

POWER

0.22uF

C5A

VIDEO

U5

E267

100pF 68

68

100pF

E266

200

0.01uF FB E265

E264

FB

0.01uF 200

200

0.01uF FB E263

+VID

C5B

0.22uF0.047uF

C1D

VCC

-12V

+12V

C12B

0.047uF

U0

POWER

100uF

C409

1000uF

C408

0.047uF

C30B

U20

POWER

C30A

0.047uF

470uF

C307

VCC

1

R309

AUDIO DECOUPLING

U15

-12V

+12V

10

R302

R301 10

0.22uF

C3

C302

0.22uF

C301

VCC

R250

4.7K

C304

22uF

C303

-AV

AUDIO

+AV

0.22uF

C20A

AUDIO

C20B

0.047uF

1.02K

R304

R303 1.02K

REV

Commodore

SIZE

SCALE SHEET OF

NEXT ASSYUSED ON

DESIGN BY:

LAST:

DATE

CHKD:

DRAW:

APPR: "Channel Z"

03/13/92

GRR

A1200 Rev 2 PCBA1200 Rev 2 PCB

Schematic A1200 R2

365133

365132

C/A1200

01/11/93

BAF

PARTY OUT OF BOUNDS, WHAT A MESS...

G. Robbins

C/A1200 Main Board

CA

13

6

03/13/92

PATH: /project/a300/channel_z.rev2 sheet6

FB

FB992

0.22uF

C305

C20C

0.22uF

C306

10uF

AVref

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

0.047uF

C20D C2X

0.33uF

X1

FB

FB402A

C0A

0.22uF 0.047uF

C0B

0.22uF

C0C C0D

0.047uF C2B

0.22uF

VIDEO VIDEO

0.22uF

C199

FB402B

FB

FB402C

FB402D

FB

FB401B

FB401A

FB

2 1

12

NC

Vcc1 16

Gnd1

8

2

2 1

Vcc1 16

Gnd1

8

2 1

21

IVcc1 128

IVss1

33

12

-

2

+

1

2 1

nc2 24

nc1 53

Vcc2 52

Vbb 55

Vcc4 89

Vss7

96

2 1

Vdd0 30

Vdd1 56

21

Vdd2 83

Vss2

53

12

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1

2

1 2

1

2

1 2

1

2

1 2

1

2

1

Gnd1

10 Vcc1 20

Vcc3 70

Vcc4 71

GND2

3

GND4

21 Vcc2 8

Vcc1 7

GND3

20

GND1

4

2 1

21

2 1

66

2020

1919

1818

1717

1616

1313

1212

2323

22

1414

99

2121

55

77

11

1010

2222

44

1515

88

1111

33

Gnd2

Gnd1 Vcc1

Vcc2

nc4 47

nc3 18

21

Gnd4

66

Gnd1

3

Gnd2

24

Gnd3

45 Vcc1 20

Vcc2 62

2

1

2

1

2

1

2

12

1

2

1

nc2 17

Gnd3

58

21

Vss8

107

Vss4

452 1

Vss6

77 Vss5

54

Vss1

119

Vss3

32

-

2

+

1

-

2

+

1

2 1

Vcc2 25

GND5

68

Vcc3 65

Vcc1 1

+

1

-

2 1 2

V+ 4

V-

1121 1 2

21

1 2 21

GND6

69

GND9

100 GND8

89 GND7

72

GND13

59

-

2

+

1

+

1

-

2

GND12

58

GND10

26

12

GND11

43

12

2

1 2 21

1

nc1 16

1 2

Vcc 30

Gnd

8

1

NC

-

2

+

1

Vss1

33

Vss0

1

Vcc5 90

Vcc6 44

Vcc7 57

21

A_Gnd

37

NC

nc2 79

nc1 52

12

21

Vss2

10

VCC2 17

VCC1 16

VCC0 10

GND1

1

GND5

28 GND4

21

GND2

2

Vaa4 44

Vaa2 23

Vaa3 43

GND3

20

Vaa1 22

2 1

NC

GND10

51

Gnd1

2

Gnd2

1Vcc1 4

2 1

GND11

63

1 2

VCC7 61

GND9

41 GND8

30 GND7

19 GND6

14 GND5

12

VCC3 27

VCC4 43

VCC5 52

VCC6 53

GND0

5

GND1

6

GND2

7

GND3

8

1 2

GND4

9

NC 15

NC

Gnd2

42

Vcc1 15

Gnd1

82

21

12

21

12

21

1 2

Rev.1.38 (06.09.2012)

OPTIONAL

_EVEN_CIA

_SEL1

_RDY

_TxD

_SEL2

_TRK0

_STEP

_RxD

AUDIN

_SEL3

R_W

_WPROT

DIR

_INDEX

_RST

_ODD_CIA

_MTR

_CHNG

_SIDE

E

_VSYNC

_FIRE1

_INT2

_RESET

_LED

AUDOUT

_SEL0

_INT6

_FIRE0

_HSYNC

D(31:0)

_KB_CLOCK

A(23:0)

_KB_DATA

PPD(7:0)

_xTxD

_xRxD

10K

R511B

U8

8520

VIA

U7

8520

VIA

2N3904

Q571

VCC

R511D

10K

VCC

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

GRR

/project/a300/channel_z.rev2 sheet7

PATH:

"Channel Z"

03/13/92

713

A

C

C/A1200 Main Board

G. Robbins

SERIAL AND PARALLEL PORTS

BAF 01/11/93

C/A1200 365132 365133

Schematic A1200 R2

A1200 Rev 2 PCB

R511A

10K

D571

1N914

R512

1K

U29 1489

VCC

U28

1488

U28

1488

U28

1488

E511

100pF

68

68 100pF

E512

VCC

E513

100pF

68

1N4001

D573

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

68 100pF

E514

E515

100pF

68

68 100pF

E516

E517

100pF

68

68 100pF

E518

E519

100pF

68

100pF

E520

E521

100pF 68

68

100pF

E522

E523

100pF 68

68

100pF

E525

E524

0.01uF

47

E552

100pF 68

-12V

+12V

R572

10K

68

470pF

E556

E561

0.01uF 47

68 470pF

E553

68

470pF

E554

68 100pF

E551

E555

470pF 68

E558

100pF 68

47 0.01uF

E557

D574

1N4001

CN7 DB25S

PARALLEL PORT

R571

2.7K

RS232 DB25P

CN6

47

0.01uF

E562

VCC

10K

R511F R511C

10K

D572

1N4001

VCC

C552

0.22uF

C551

0.22uF0.22uF

10K

R511E

VCC

12

8

9

10

11

8

9

10

11

24

25

26

27

28

29

30

31

16

17

18

19

20

21

22

23

C44

S43

_PC 20

PB3 15

PB2 14

PB1 13

PB5 17

PB4 16

PB6 18

PB7 19

PA7 11

PA6 10

PA4 8

PA5 9

_INT

23

_CS

25

_W

24

E

27

PA1 3

PA0 2

PA2 4

PA3 7

_F 26

_RESET

37

TICK

21

D0

36 D1

35

D3

33

D2

34

D4

32 D5

31 D6

30 D7

29

RS3

38

RS2

39

RS1

41

RS0

42

PB0 12

C44

S43

_PC 20

PB3 15

PB2 14

PB1 13

PB5 17

PB4 16

PB6 18

PB7 19

PA7 11

PA6 10

PA4 8

PA5 9

_INT

23

_CS

25

_W

24

E

27

PA1 3

PA0 2

PA2 4

PA3 7

_F 26

_RESET

37

TICK

21

D0

36 D1

35

D3

33

D2

34

D4

32 D5

31 D6

30 D7

29

RS3

38

RS2

39

RS1

41

RS0

42

PB0 12

1

0

1

2

3

4

5

6

7

2 1

3

2

910

8

54

6

12 13

11

21

3

7

6

5

4

3

2

1

0

6

5

4

8

9

10

11

13

12

1 2

2

1 3

21

2 1

12

1 2

21

2 1

12

1 2

21

2 1

12

1 2

21

2 1

12

1 2

2 1

21

1 2

1

2 1

21

1 2

12

1 2

12

21

2 1

21

2 1

1 2

2 1

13SEL

15 _ERR

7D5

2D0

8D6

3D1

9D7

4D2

14 _AUTO

12POUT

5D3

11BUSY

25

24

23

22

21

20

19

18

17 SELI

6D4

16 _INIT

1_STROBE

10_ACK

12

1

FG

14 sTxD

15 TxC

16 sRxD

12

sCD

13

sCTS

17 RxC

21 SQD

23 SS

24 CLK

25 BZ

19 sRTS

18 AI

2

TxD

22 RI

11

AO

5

CTS

20 DTR

10

-V

8

CD

4

RTS

7

SG

9

+V

6

DSR

3

RxD

2

2 1

21

2 1

12

1 2

12

122 1

21

2 1

21

1 2

12

2 1

21

2 1

21

1

2 1

NC

NCNCNC NC

NC

2 1

Rev.1.38 (06.09.2012)

_DKWDB

_SEL1

_RESET

_CHNG

_RDY

_DKWEB

_TRK0

_MTR0

_SEL3

_WPROT

DIR

_INDEX

_MTRX

_DKRD

_STEP

_SEL0

_SEL2

_SIDE

_MTR

_SEL0

_MTR0

_DKWEB

_DKWDB

_MTRX

DKWE

_DKWD

E585

100pF27

E584

100pF27

E583

100pF27

E594

100pF

27

E581

100pF68

E587

100pF

27

E582

68 100pF

E588

68 100pF

E589

100pF

68

E590

27 100pF

E591

100pF

27

E592

27 100pF

E593

100pF

27

E599

100pF

27

E595

100pF

27

E580

27 100pF

E596

68 100pF

E586

68 100pF

+12V

VCC

E597 FB 0.01uF

200

E598

200 0.01uF

FB

EXTERNAL FLOPPY

DB23S

CN5

4145f023a

AA_GAYLE

FLOPPY LOGIC

U5

FLOPPY FUNCTIONS

CN11

INTERNAL FLOPPY

POWER

U7

DECOUPLING

POWER

U8

+12V

VCC

FLOPPY POWER

4-PIN SIL

CN12

Note: Some drives are +5 only...

VCC

0.22uF

C7

03/13/92

GRR

A1200 Rev 2 PCB

Schematic A1200 R2

/project/a300/channel_z.rev2 sheet8

PATH:

"Channel Z"

03/13/92

REV

Commodore

SIZE

SCALE SHEET OF

NEXT ASSYUSED ON

DESIGN BY:

LAST:

DATE

CHKD:

DRAW:

APPR:

813

A

C

C/A1200 Main Board

G. Robbins

THE REST OF THE FLOPPY STUFF

BAF 01/11/93

C/A1200 365132 365133

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

C8

0.22uF U26 0.047uF

C26

+12V

U28

-12V

C28A

0.047uF 0.047uF

C28B

U29

D575

1N4001

C592

0.01uF0.01uF

C591

C29

0.047uF

1N4001

D576

U26

74LS86

U26

74LS86

U26

74LS86

VCC

1

2

1

21

2

1

21

2

1

21

2

1

2

1

21

2

1

2

1

21

2

1

2

1

2

1

2 1

2

1

21

2

1

21

2

1

21

2

1

2

1

21

2

1

21

2

1

2

2 1

21

1

2

20 _SEL3

14 _WPROT

19 _DIR

21 _SEL1

10

_RESET

22 _INDEX

8

_MTRX

12

11

_CHNG

1

_RDY

7

6

5

4

3

16 _WE

18 _STEP

2

_RD

9

_SEL2

23

13 SIDE

15 _TRK0

17 _WD

NC

3

4

16

28

18

12

8

2

34

24

20

30

10

33

31

29

27

25

23

21

19

17

15

13

11

9

7

5

1

32

26

22

6

14

NC

_MTRON 67

_SEL

72

_MTR

71

4

1

3

2

nc4 40

NC

nc1 5

nc2 6NC

1 2

Gnd1

7Vcc1 14

nc3 28

Gnd

1Vcc 22

nc4 40

nc1 5

nc2 6

nc3 28

Gnd

1Vcc 22

NC

21

2 1

21

NC

Vcc2 1

21

NC

1 2

Vcc1 14

Gnd1

7

21

1 2

Gnd1

7Vcc1 14

1 2

1

4

12

13

3

6

11

2

5

Rev.1.38 (06.09.2012)

OPTIONAL

ENABLE JUMPER

N.P. EMULATION

_IDE_LED

_MTR0

_LED

_KB_DATA

_KB_CLOCK

_KB_RESET

_CC_ENA

VCC

R635

10K

R633

R631

10K

R636

4.7K

R634

R632

4.7K

2N3906

Q633

Q632

2N3906

Q631

VCC

100

R639

365133

365132

C/A1200

01/11/93

BAF

THE NEW HOME OF THE KEYBOARD VIRUS

G. Robbins

C/A1200 Main Board

CA

13

9

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

"Channel Z"

PATH: /project/a300/channel_z.rev2 sheet9

Schematic A1200 R2

A1200 Rev 2 PCB

GRR 03/13/92

CN14

5-PIN SIL

KB LEDS

No manual changes may be made to this document

C.A.D. Generated

c

Commodore is strictly prohibited.

without the prior written permission of

reproduction or disclosure of this information

Commodore Business Machines, Inc. Any use,

confidential and trade secret property of

Information contained herein is the unpublished,

1991 Commodore Business Machines

CN13

MEMBRANE-31

KEYBOARD TAIL

68HC05C

U13

KEYBOARD MPU

KEYBOARD

MICRO

R621

*

VCC

100

R622

VCC R621

4.7K

U13

POWER

10K

R623

VCC

RH5VA43A

U49 POWER OK

R629

10K

4.7K

R624

22pF

C622

C621

22pF

VCC

C13

0.22uF

3MHz

Y621 R628

1M

R626

*

VCC

0.33uF

C629

VCC

R620 4.7K

R625

*

KB TEST

7-PIN SIL CN17

VCC

R637

*

R638

*

Q634

2 1 2 1 2 1

21

1

3

2

1

3

2

1

3

2

2 1

_RESET

1

_IRQ

2

OSC1

43

OSC2

42

5

4

31

TCAP 41

PB0 13

PB2 15

PB6 20

PB4 17

PA4 8

PA6 6

PA2 10

PA0 12

TCMP 38

PD4 36

PD0 32

PD2 34

PC2 29

PC0 31

PC4 27

PC6 25

PA1 11

PA3 9

PA7 5

PA5 7

PB5 19

PB7 21

PB3 16

PB1 14

PC7 24

PC5 26

PC1 30

PC3 28

PD3 35

PD1 33

PD5 37

PD7 39

2 1

28

30

8

10

12

14

16

18

20

22

24

26

6

4

2

1

3

5

25

23

21

19

17

15

13

11

9

7

29

NC1 3

1 2

12

4

3

5

6

9

7

9

NC2 18

NC3 23

1

6

12

-

3

+

2

NC

2 1

27

2 1

21

1

2 1

2

5

3

4

2 1

NC

NC4 40

Vpp 4

3

2

1

2

2 1

12

5

4

3

2

1

6

7

NC

12

Vdd 44

Vss

22

21

1

3

2

Rev.1.38 (06.09.2012)

16 AND 32-BIT SOCKETS MAY OVERLAP! OPTIONAL FLASH MEMORY

OPTIONAL REAL-TIME CLOCK/CALENDAR BUGGERY

Problems Addressed:

1) 32-BIT Termination for ROM

2) Inhibit _DSACK for INTACK

3) Generate fast ROM OE

4) Optional ROM Wait State

5) Gate _CC_ENA with _AS

to be fixed by Gayle rev and U37

SHORT PCB TRIX

This section define an additional DB9/

header pair on a breakaway part of the

so that a shorter PCB can be used.

if flash="yes"

if rtc="yes"

if rom16="yes" if rom32="yes"

if bugs="yes" if short="yes"

_ROMOE

_RTC_CS

_RTC_DS

_IOWR

A(23:0)

_IORD

A(23:0)

D(31:0)

_WIDE

_ROMOE

_ROMEN

_ROMCS_ROMCS

_ROMOE _OE

_WE

_FLASH

_ROMEN

D(31:0)

A(23:0)

D(31:0)D(31:0)

A(23:0)

_ROMCS

_ROMEN

_OE

FC(1)

_CC_ENA

_DSACK_0

_DSACK_1

_ROMEN

XRDY

FC(0)

CPUCLK

_CB_ENA

A(16)

_AS

MORE JOY

XCN1

DB9P XCN1A

XCN1

HOLES &c.

MT9

U9

RS5C01A

U9

1N914

D903 1N914

D904

REAL TIME POWER

BT9

3/V32RT

30mAH

A1200 Rev 2 PCB

Schematic A1200 R2

365133

365132

C/A1200

2/23/93

BAF

ROM - PLAIN AND FANCY - DODADS TOO!

G. Robbins

C/A1200 Main Board

CA

13

10

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

"Channel Z"

PATH: /project/a300/channel_z.rev2 sheet10

GRR 03/13/92

U6

Mbyte ROM

62408

16-BIT ROM

VCC

No manual changes may be made to this document

C.A.D. Generated

c

Commodore is strictly prohibited.Commodore is strictly prohibited.

without the prior written permission of

reproduction or disclosure of this information

Commodore Business Machines, Inc. Any use,

confidential and trade secret property of

Information contained herein is the unpublished,

1991 Commodore Business Machines

16R4 XU1

R593

470

10K

R919

VCC

Y9

32768Hz

VCC

R917 1K

R912 10K

22pF

C911

TC9

6.8-45pF

TP9

+12V

470

R901

470

R900

10UF

C901

1N914

D902

1N914

D901

VCC

0.1uF

C9

10K

R914

U11U10

Vpp R585 10K

C10A

0.22uF

C11B

0.22uF0.22uF

C11A

DECOUPLING

U6

VCC

0.22uF

C6

C10B

0.22uF

Mbyte ROM

U6A

62408

32-BIT ROM

VCC

U6B

Mbyte ROM

62408

VCC

U6A

DECOUPLING

C6A

0.22uF

U6B

0.22uF

C6B

VCC

R582

*

R581

0

28F400

U10

4 M-bit FLASH 28F400

4 M-bit FLASH

U11

R586 10K

27

R589

R588

*VCCVCC

VCC

XU1

VCC

0.22uF

XC1

VCC

4-PIN SIL

CN19

27

R599

R598

*

XJ1 0

VCC

1K

XR1

R597

*

R596 *

10

9

8

6

4

277

11

88

33

22

99

55

66

44

NC

7

5

3

1

10

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

11

ADJ 3

OSCOUT 19 3

Ni-Cd

3.6V

5

1 3

3 1

4

_BYTE 32

A0

10 A1

9A2

8A3

7A4

6A5

5A6

4A7

3

A15

34

A14

35

A13

36

A12

37

A11

38

A10

39

A9

40

A8

41

A16

33 A17

2D15 30

D14 28

D13 26

D12 24

D11 21

D10 19

D9 17

D8 15

D7 29

D6 27

D5 25

D4 23

D3 20

D2 18

D1 16

D0 14

_CS

11

_OE

13

A18*

1A19*

42 21

Vcc1 23

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

_BYTE 32

A0

10 A1

9A2

8A3

7

16

17

18

19

1

2

3

4

5

12

3

4

5

6

9

7

8

1 2

2

_CS

1

A38

A26

A15

A04

D012

D113

D214

D315

_RD

9

_WR

11

CS

2

_ALARM 16

OSCIN 18

nc2 17

nc1 7

21

21 21

3

12

2 1

1

Gnd1

10 Vcc1 20

12

1

+

2

-

13

1 3

NC

12

3

4

5

Gnd2

32

Gnd1

13

2 1

19

_ROMOE

17

NC1

18

_OEO

16

NC0

15

Q1

14

Q0

13

_CB_ENA

12

_DSACK_0

1CLK

2_AS

3_ROMEN

4FC(1)

5FC(0)

6_CC_ENA

7A(16)

8_DSACK_1

9OPTION

11 _OE

Vpp 1

_PWD 44

2

3

4

5

6

7

8

9

10

11

Gnd1

12

Gnd2

31 Vcc1 22

12

13

14

12

15

16

17

18

19

A4

6

_OE

14

_CE

12

A5

5

1

2 1

2

21

DU

2

D1 17

Vcc1 23

Gnd2

32

Gnd1

13

Vpp 1

A6

4A7

3

A15

34

A14

35

A13

36

A12

37

_PWD 44

A11

38

A10

39

A9

40

A8

41

A16

33 A17

2D15 30

D14 28

D13 26

D12 24

D11 21

D10 19

D9 17

D8 15

D7 29

D6 27

D5 25

D4 23

D3 20

D2 18

D1 16

D0 14

_CS

11

_OE

13

A18*

1A19*

42

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

21

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

_BYTE 32

A0

10 A1

9A2

8A3

7A4

6A5

5A6

4A7

3

A15

34

A14

35

A13

36

A12

37

A11

38

A10

39

A9

40

A8

41

A16

33 A17

2D15 30

D14 28

D13 26

D12 24

D11 21

D10 19

D9 17

D8 15

D7 29

D6 27

D5 25

D4 23

D3 20

D2 18

D1 16

D0 14

_CS

11

_OE

13

A18*

1A19*

42

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Gnd1

12

Gnd2

31 Vcc1 22

12

Gnd1

12

Gnd2

31 Vcc1 22

12

2 1

1

2

3

4

1 2

21

NC

NCNC

_OE

14

1

2

_CE

12

DU

2

D1 17

1

1 2

D2 19

D3 21

D4 24

D5 26

D6 28

D7 30

D8 16

D9 18

D10 20

D11 22

D12 25

D13 27

D14 29

D15 31

A17

3

D2 19

D3 21

D4 24

D5 26

D6 28

A16

34

A8

42 A9

41 A10

40 A11

39 A12

38

D7 30

D8 16

D9 18

D10 20

D11 22

D12 25

D13 27

D14 29

D15 31

A17

3

A16

34

A8

42 A9

41 A10

40 A11

39 A12

38 A13

37 A14

36 A15

35

A7

4

A6

5

A5

6

A4

7

A3

8

A2

9

A1

10

A0

11

_BYTE 33

_WE

43

D0 15

A13

37 A14

36

16

17

18

19

Vcc1 20

Gnd1

10

21

20

21

22

23

24

25

26

27

28

29

30

31

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

1

1 2

21

17

18

19

A15

35

A7

4

A6

5

A5

6

A4

7

A3

8

A2

9

A1

10

A0

11

_BYTE 33

_WE

43

D0 15

21

1 2

21

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Rev.1.38 (06.09.2012)

Warning:

Byte Swapped

NOISE

_CC_BUSY_IREQ

_CC_BVD(1)

_UDS

CC_RESET

CC_A0

_CC_WAIT

_CC_CEU

_IORD

_INT2

_IDE_IRQ

_CC_IORD

_IOWR

_IDE_CS(1)

_WE

PE12

_INT6

_CC_WP

PE5

_WAIT

_CC_IOWR

_IDE_CS(2)

_OE

_CC_OE

PE5

_CC_CD(2)

_CC_WE_PGM

_CC_BVD(2)

_LDS

_CC_WAIT

_CC_CEL

_REG

_CC_REG

_CC_CD(1)

_CC_ENA

PE12

_CB_ENA

_AS

_WIDE

_FLASH

_ROMEN

_ROMCS

_ROMOE

CC_A0

CC_D(15:0)

CC_A(25:0)

A(23:1)

CN15

MEMORY CARD

391425

U20

BUS PART

BUDGIE

VCC

0.22uF

C701

4145f023a

U5

AA_GAYLE

CARD FUNCTIONS

VCC

10K

R717

U43

74LS245

VCC

C702

0.22uF

Vpp

VCC

R718

10K

R713

R715

10K

120

R714A

R714B

120

U47 74LS245

U46 74LS245

U45 74LS245

U46 0.22uF

C46 U47 0.22uF

C47

R701

10K

VCC

C711

0.22uF

R595 27

R715G

10K

E113

*/68 22pF

R655

4.7K

R651

U43

DECOUPLING

C43

0.22uF

VCC

10K

R716

R656

10K

R652

2N39042N3904

Q653

Q651

2N3904

PROGRAMMING VOLTAGE

+12V

10K

R657

R653

10K

470

R660

R659

470

Q654

2N3906

Q652

VCC

+12V

VCC

1K

R654

R658 *Vpp

74F32

U37

74F32

U37

74F32 U37

SPARE

U37

U45

0.047uF

C37

0.22uF

C45

/project/a300/channel_z.rev2 sheet11

PATH:

"Channel Z"

03/13/92

REV

Commodore

SIZE

SCALE SHEET OF

NEXT ASSYUSED ON

DESIGN BY:

LAST:

DATEDATE

CHKD:

DRAW:

APPR:

11 13

A

C

C/A1200 Main Board

G. Robbins

THE KISSY FACE CREDIT CARD MONSTER

BAF 01/11/93

C/A1200 365132 365133

Schematic A1200 R2

A1200 Rev 2 PCB

GRR 03/13/92

No manual changes may be made to this document

C.A.D. Generated

c

Commodore is strictly prohibited.

without the prior written permission of

reproduction or disclosure of this information

Commodore Business Machines, Inc. Any use,

confidential and trade secret property of

Information contained herein is the unpublished,

1991 Commodore Business Machines

NC

2 1

1

_ROMEN 21

XEN_

100

2

A7 9

A6

8

2 1

XD(10) 78

XD(11) 76

XD(2) 86

XD(5) 83

XD(0) 88

XD(4) 84

XD(1) 87

XD(3) 85

XD(6) 82

XD(7) 81

XD(9) 79

XD(8) 80

1 2

7

6

5

4

3

2

XD(13) 74

XD(12) 75

XD(15) 72

XD(14) 73

1

1 2

A5

7

A4

6

A3

5

A2

4

21

20

19

18

17

16

15

14

A1

3

13

12

11

10

9

8

7

6

5

4

3

2

1

0

25

24

A0

2

B7

11

B6 12

B5 13

B4 14

B3 15

B2 16

B1 17

B0 18

_OE

19

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

DIR

1

_BGACK

99

_FLASH 11

_WIDE 68

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

23

CC_A0 27

2 D3

21

1 2

A8 9

A7 8

A6 7

A5 6

A4 5

A3 4

A2 3

A1 2

B1

18

B2

17

B3

16

B4

15

B5

14

B6

13

B7

12

B8

11

_G_EN

19 DIR

1

A8 9

A7 8

A6 7

A5 6

A4 5

A3 4

A2 3

A1 2

B1

18

B2

17

B3

16

B4

15

B5

14

B6

13

B7

12

B8

11

_G_EN

19 DIR

1

A8 9

A7 8

A6 7

A5 6

A4 5

A3 4

A2 3

A1 2

B1

18

B2

17

B3

16

B4

15

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

23

22

1

_IOWR 18

_IORD 19

_REG 7

NOISE 4

_ID_CS(2) 14

_IDE_CS(1) 13

_WE 8

_CC_ENA 6

CC_RESET

5

_OE 9

_INT6 83

_INT2 84

_WAIT 81

_CC_BUSY80

_CC_WP79

21

_CC_BVD(2)78

_CC_BVD(1)77

_CC_CD(1)

75

_CC_CD(2)

76

1

2

3

4

12

6

7

8

9

10

11

5

13

14

15

0

36CD1-

4 D538D12

6 D740D14

8 A1042CE2-

10 A1144IORD-

12 A846A17

14 A1448A19

16 BUSY-/IREQ-50A21

18 Vpp152Vpp2

20 A1554A23

22 A756A25

1 GND

3 D4

13 A13

11 A9

9 OE-

7 CE1-

5 D6

23 A6

21 A12

19 A16

17 Vcc

15 WE-/PGM-

33 WP/IOCS16-

32 D2

31 D1

30 D0

29 A0

28 A1

27 A2

26 A3

25 A4

24 A5

34 GND68GND

58RFU

59WAIT-

60IOACK-

61REG

62BVD2/DA

63BVD1

64D8

65D9

66D10

67CD2

49A20

51Vcc

53A22

55A24

57RFU

39D13

41D15

43RFSH

45IOWR-

47A18

37D11

35GND

21

2

_IDE_IRQ 12

PE5 2

1

2

Vcc1 20

Gnd1

10

21

1 2 1

2

1

3

1

3

2

2 1 2 1

21

1

2

3

1

2

3

12

Gnd1

10

2 1

PE12 1

1

8

9

10

2

212

13 111

7Gnd1 14

Vcc1

1 2

3

Vcc1 20

1 2

1

2

B5

14

B6

13

B7

12

B8

11

_G_EN

19 DIR

1

NC

Gnd1

10 Vcc1 20

1 2

Gnd1

10 Vcc1 20

1 2

Rev.1.38 (06.09.2012)

Warning:

Byte Swapped

ONLY PINS 19-40 LOADED FOR 2 M-BYTE CONFIGUATION

_RESET

_RTC_DS

_RESET

_IDE_CS(1)

_RTC_CS

_BRAS(1)

_IOWR

_IDE_IRQ

_BRAS(0)

_BCAS_LM

_BCAS_LL

_IORD

_SPARE_CS

_INT6

_ROE

_BWE

_IOWR

_IORD

_BCAS_UM

_BCAS_UU

_IDE_LED

A(23:0)

CCK_A

D(31:0)

BDRA(8:0)

DRD(31:0)

A(23:0)

_IDE_CS(2)

D(31:0)

_WAIT

VCC

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

GRR

365133

365132

C/A1200

01/11/93

BAF

MEMORY EXPANSION AND THE IDE DRIVE

G. Robbins

C/A1200 Main Board

CA

13

12

03/13/92

"Channel Z"

PATH: /project/a300/channel_z.rev2 sheet12

Schematic A1200 R2

A1200 Rev 2 PCB

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

4.7K

R971

MEMORY EXPANSION

DIL_40

P9A VCC

+12V

IDE DRIVE

DIL_44 CN16

P9B

DIL_40

VCC

R712 4.7K

5

4

6

3

7

2

8

1

0

24

23

25

22

26

21

27

20

NC

1 2

NC

28

19

NC

29

NC

18

30

17

31

16

23 24

2625

27 28

21 22

13 14

15 16

17 18

11

30

31

34

38

35

32

36

37

33

29

5

7

9

6

10

3 4

8

2

20

1

39

19

23

2424

22

25

21

26

20

27

19

28

18

29

17

30

4

2

3

16

31

12

40

16

17

18

19

20

21

22

23

2

3

4

5

29

32

34

28

21

20

4443

1

17

37

7

23

31

18

13

41 42

8

3

3635

14

9

25

4

15

39

10

65

2

19

22

24

26

30

40

33

38

16

1211

27

8

7

9

6

10

5

11

4

12

3

13

2

14

1

15

0

22

19

1

39

20

2

1211

3029

2827

38

36

34

32

6

10

16

17

13

7

3 4

8

14

18

15

9

5

37

35

33

31

26

40

21

25

2423

21

Rev.1.38 (06.09.2012)

System Configuration Bits

SYSTEM 1 0 CPU/CPUCLK

0 0 EC020/14MHz

0 1 020/14MHz

1 0 030/14MHz

1 1 030/>14MHz

== == ============

_IPL(2:0)

FC(2:0)

_HLT

_RST

SIZE_0

SIZE_1

R_W

_AS

_DS

_DSACK_0

_DSACK_1

_BEER

_AVEC

_CDIS

_BR

_INT6

_INT2

_OVR

XRDY

_ZORRO

_WIDE

GROUND

_RST

_ECS

SIZE_1

_AS

R_W

_STERM

_DSACK_1

CPUCLK_A

_CBREQ

RGA(8:1)

CPUCLK

_AS

_DS

R_W

_DSACK_0

_DSACK_1

_ROMEN

_CDIS

_KB_RESET

CCK

CCKQ

_BR

_BGACK

_FPU_CS

CCK_A

_NET_CS

_RTC_CS

_REG

_WAIT

_IORD

_OE

_OVR

_ZORRO

_INT2

_xRxD

LEFT

SYSTEM_1

_CONFIG_OUT

_IPL(2:0)

_CIIN

_IPEND

_HLT

_OCS

SIZE_0

_DS

_BEER

_AVEC

_DSACK_0

E

_RMC

_CIOUT

_CBACK

_BG

_BOSS

_FPU_SENSE

_RESET

_SPARE_CS

_FLASH

_CC_ENA

_KB_RESET

_IOWR

_WE

XRDY

_WIDE

_INT6

_xTxD

RIGHT

A(31:0)

FC(2:0)

_RAMEN

_REGEN

_BLS

_OEB

_RAS

SYSTEM_0

_CAS

_DWE

_DBR

D(31:0)

VCC

03/13/92

GRR

A1200 Rev 2 PCB

Schematic A1200 R2

365133

365132

C/A1200

01/11/93

BAF

POWER DISTRIBUTION AND DECOUPLING

G. Robbins

C/A1200 Main Board

CA

1313

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

"Channel Z"

PATH: /project/a300/channel_z.rev2 sheet13

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

POWER INPUT FILTER

5-PIn SQ

CN8

SINGLE POINT CONNECTION

NOTE: HEAVY LINES INDICATE A

C800

0.22uF

R951A

4.7K

LINE FILTER

LF1

LF1D

FB

LF1C

FB

LF1B

FB

LF1A

FB

4.7K

R951B

C803

0.047uF

C802

R951C

4.7K

47uF

C822

C821

47uF

1000uF

C811

-12V

+12V

10-PIN SIL

TP3

TP2

10-PIN SIL

TP1

TEST ACCESS

V8

V7

V6

V5

V4

V3

V2

V1

CN15

CN9

CN7

CN6

CN5

CN2

CN1

+12V

EDGE_150

P1

EXPANSION

CONNECTOR

AUDIO

VCC

-12V

0.01uF

C801 C805

0.01uF

R104

1K

R102

1K

R103

470

R101

470

R952B

HOLES &c.

R952A

470

R951G

4.7K

R951F

R951E

4.7K

R951D

R952C

470

R952D

470

R953A

R592

TERMINATION

1K

R954C

R953B

470

R953C

1K

R954B

V15

V14

V13

R954A

1K

R953F

470

V12

470

R953E

R953D

470

V11

V10

V9

MT8

C807

0.047uF

C806

C804

0.22uF

MT7

MT6

MT5

MT4

MT3

MT2

MT1

VCC

NC

21

NC

0

4

GND

2

SH

SH3

+12V

1

+5V

5

-12V

1

2

0

1

6

7

2

0

1

2

3

4

5

6

7

8

21

9

10

11

21

12

13

14

15

16

17

1 8

7

6

54

2

3

18

19

20

21

22

23

24

25

26

27

28

29

30

31

1

2

0

1

2

3

21

21 21

4

5

6

7

8

9

10

11

12

13

21

14

15

16

17

+

1

-

2

+

1

-

2

18

19

20

21

22

+

1

-

2

23

24

25

26

27

28

29

30

31

145

141 142

147 148

146

144

143

150

149

137 138

114

112

132

130

134

111

3

4

5

6

7

8

131

129

133

100

99

93 94

82

81

78

2

3

4

5

6

7

136

116

76

66

56

46

36

26

16

6

98

38

42

44

68

58

48

72

62

52

74

64

54

33

34

12

5

15

25

35

45

55

65

75

115

135

97

128

122

124

126

125

123

121

127

107

109

103

105 106

104

110

108

118

117

77

63

61

73

71

67

47

51

53

27

29

39

49

59

69

119

139

19

9

101

79

31

37

41

43

7

11

13

17

21

23 24

22

18

14

12

10

20

30

40

50

60

70

80

102

120

140

8

34

32

28

57

87

8

89

9

1

10

8

10

1

9

3

6

2

7

4

5

8

10

1

9

91

7

2

83

85 86

6

3

5

84

4

92

90

88

69

24

26

24

10

70

25

27

25

95

96

113

NC

11

NC

2

1

0

2

1

0

21

2

11

1

21

1 2

21

12

1 2 21

1 2

Rev.1.38 (06.09.2012)

Note: BT9B/D901 for Lithium Battery

BT9A for NiCD Battery

IF EXTRTC="YES"

IF KBTEST="YES"

_XKB_RESET

_XIOWR

_XIORD

_XKB_CLOCK

_XKB_DATA

_XRESET

_XSPARE_CS

_XRTC_CS

_XKB_RESET

_XKB_CLOCK

_XIORD

_XRTC_CS

_XPWR_BAD

_XIOWR

XA(23:0)

XD(31:0)

XA(23:0)

XD(31:0)

_XRTC_DS

_XINT6

_XKB_DATA

XC641

0.22uF

VCC

FB

XFB641

XCN13

6-Pin Mini-DIN

KEYBOARD

XJ9

DIL_40

MAINBOARD CONNECTOR

XE642

470pF

68

XE641

68

470pF

VCC

XR801B

1K

XR801A

LM339

XU8

0.1uF

XC815

XC813

22uF

VCC

10K

XR802

VCC

XU8

LM339

RH5VA43A

XU7

22uF

XC814

VCC

XR805 47K

1K

XR801C

XD802

1N4148

XR919

10K

XR801D

1K

LM339

XU8

XR914

10K

VCC

XR801E

1K

XU9

RF5C01A

REAL TIME CLOCK

XU8

LM339

POWER FAIL / RESET

XU8

VCC

XC8

0.1uF

XY9

32768Hz

VCC

XR917 1K

XR912 10K

22pF

XC911

XTC9

6.8-45pF

XTP9

VCC

XR904 10K

XR903 10K

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

XQ902

2N3904

XQ901

2N3906

XR902 4.7K

KB TEST

7-PIN SIL XCN17

VCC

XU9

1N914

XD904

3/V30R

XBT9

REAL TIME POWER

30mAH

03/13/92

GRR

A1200 Rev 2 PCB

Schematic A1200 R2

364717

364718

C/A1200

06/29/92

GRR

BREAKAWAY PCB RTC OPTION

G. Robbins

C/A1200 Main Board

C2

1314

APPR:

DRAW:

CHKD:

DATE

LAST:

DESIGN BY:

ONUSED ASSYNEXT

OFSHEETSCALE

SIZE

Commodore

REV

03/13/92

"Channel Z"

PATH: /project/a300/channel_z.rev2 sheet13/project/a300/channel_z.rev2 sheet13

XR901

560

XC901

10UF

TANTALUM

XMT4

XMT3

XMT2

MOUNTING TABS

XMT1

XC9

0.1uF

XD903

1N914

NC

16

17

18

19

20

21

22

23

1 2

12

2

3

4

5

NC

6 5

3

7

4

2 1

9

8

2

1817

1615

1413

1211

109

87

65

43

22

1

21

2019

2

1 2

1

1 2

12

NC

12 2 1

1

7+

6-

2 1

1

+

2

-

21

2

-

4

+

5

1

+

2

-

3

1

+

2

-

2 1

16

17

18

19

5 6

1 3

2

3

4

5

1

9

5

8

2

6

4

7

3

87

10 -13

11 +

1

4

5

3

2

109

ADJ 3

OSCOUT 19

_CS

1

A38

A26

A15

A04

D012

D113

D214

D315

_RD

9

_WR

11

CS

2

_ALARM 16

OSCIN 18

+

9

-

8

14

Gnd1

12 Vcc1 3

2 1

1 2

21 1 2

3

2 1

12

1

1 2 21

3

2

1

3

1

2

NC

1 2

6

5

3

2

1

4

7

nc2 17

nc1 7

3

3.6V

Ni-Cd

3 1

54

1

12

+

1

-

2

Gnd1

10 Vcc1 20

1

NC

12

1 3

2

Rev.1.38 (06.09.2012)

LED2

FLOPPY

YELLOW

LED1

POWER

GREEN

33

R3

1991 Commodore Business Machines

Information contained herein is the unpublished,

confidential and trade secret property of

Commodore Business Machines, Inc. Any use,

reproduction or disclosure of this information

without the prior written permission of

Commodore is strictly prohibited.

c

C.A.D. Generated

No manual changes may be made to this document

7/21/92

BAF

A1200 LED PCB ASSEMBLY REV1 SCHEMATIC

/user/fenimore/AA600/led_assy sheet1

PATH:

7/21/92

REV

Commodore

SIZE

SCALE SHEET OF

NEXT ASSYUSED ON

DESIGN BY:

LAST:

DATE

CHKD:

DRAW:

APPR:

11

1

A

A1200 LED ASSY

B. FENIMORE

SHINE ON, SHINE ON

BAF 7/21/92

A1200 364963 364966

33

R2

33

R1

4-PIN SIL

CN1

LED3

HDD

YELLOW

1ADVANCE ENGINEERING RELEASE

DESCRIPTION

REV

REVISIONS

APRVLDATE MANAGER

1

3

2

4 4

2

3

1

2

3

4

1

4

2

3

1

Rev.1.38 (06.09.2012)

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