GR 4_Schematic 4 Schematic

GR-4_Schematic GR-4_Schematic

User Manual: Pdf GR-4_Schematic

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1

1

INDY ELAN GRAPHICS - GR4 BOARD

D

(Fab # 034-8234-002 REV. A)

D

Table of contents

1

ZRAM Buffer 10 (ZRB1 ASIC)

16

GIO 64 Connectors from Motherboard

2

ZRAM Buffer U

(ZRB1 ASIC)

17

Pipeline Registers

3

ZRAM Buffer 12 (ZRB1 ASIC)

18

GIO 64 Clamp Diodes

4

Z-Buffer, Banks A, B, C, D, E

19

Clock Logie, Oscillators

5

Z-Buffer, Banks F, G, H, I,

20

CB1 ASIC

6

RE, Display Bus Terminators, Spares, Standoffs

HQ2 ASIC

7

HQ2 OCode, Version, Interrupt Conv.

8

GE7 OCode & Shared RAM

9

2GE7 ASIC (Cavity up, topside)

10

2GE7 ASIC (Cavity down, bottoms ide)

11

RE3 ASIC

12

VB3 Connectors and Stereo Port

13

POPs, PODs, Terminators, FIFO stretch

14

RB1 ASICs for Z Buffer Memory

15

t-

I-

c

I-

B

j

'j

B

t-

SCHEMATIC #032-8234-002 REV D
A

~ Silicon Graphics computer Systems - Digital Sight , Sound

GR4

~
~.

i

t-

21

ATTENTION!! THERE ARE SOME REFERENCE DESIGNATORS ON
THE SILKSCREEN THAT ARE PLACE INCORRECTLY ON THIS
BOARD.
PLEASE SEE PAGE 8 FOR DETAILS.

ID

I

J

I-

A

~

c

SHEET
1 OF 21

8

I

I

6

~~

4

6

3

PS01
GIOMSM'I
MTG1

PSOO
GIOHSMT
MTG3
MTG1

..
..::. E

+5 vee
RESERVED FOR +3.3V
RESERVED FOR +3. 3V

DI
SAl>

CLl(

1
2
3

RESERVED FOR +3. 3V

+5 vee

RESERVED FOR +3.3V

•
••
•

50MHZ

RESERVED FOR + 3 • 3V

R5mESERVED FOR +3.3V
100 5%
~ RESERVED FOR +3.3V
1/1611'
+12V
0603 •

7

RESERVED FOR +3.3V

,.
9

RESERVED

-.J

11
12
II
14

r~

RESERVED
RESERVED

D

~ RETRACE N Do U8<

RESERVED
RESERVED

1$

16
17

e I

SYS RST N

11
19
2.
21
22
23
24
2'

GtO READ 0 3A1<
~3A1<
GtO MASOLY

RESERVED

13D6> 01> c

so

Vl!jN.'r lt1:.jTKAQ;; ,.

51
SI

60
51

63

os

3Al> D

I

0-

GIO SLVDLY

1A1> 0

PG GFX GFXDLY

RESERVED

GFX FltoFULL H

j

I

eLK

~OMHZ

c> IA.<

GIO

9dS

C

ro

GIO

~

~

fo

:

N

3B7<
13B'<

S,

••n

....
...

SB8<

'2
63
'S
67

RESERVED
RESERVED

-- 3B7<

RESERVED

7.

n

RESERVED

72

+l2V

73

e

74
7S

76

76

77
71

77
78

......
....
....••

79

••

to
11

....
...
.....
..
11
12
13

os

IS

07

07

gO

90

01

01

n

RESERVED FOR -12 V •

.S

'S

RESERVED FOR -12 V •

D

GIOI TO PGIO

3A»

RESERVED

so

..•• n
....

S1
52

7A1>

S<
S7

+5 vee

S.

VT VSTAT N

79

os

U

'3

02A4<

7.

41

S

GRX RST H

RESERVED FOR +3. 3V
RESERVED
RESERVED FOR +3. 3V
RESERVED FOR +3. 3V

71
72
73
74

2.
2.
3.
31
3.
33
34
3.
3'
37
30

I IJ

..••
so

7.

..
27

..••
..
~43..
.

••.,

:~

~ 3A1<

RESERVED

to

MTG4

MTG'

B

MTG2

3D3<>
3B3<>

~8i~>

+5 vee
liI03>......

U531

GRX RST 'N

II53 Q

eB6

e5B5

1

i

AI
e1

~6~UF

JJ530

T A

1':. a~F

TANT

)

+l2V

25V
3216
+5 vee

1m

•

1

7343

RBI PUP

c> 1401> 130<

GFX RST B N

D 1A6< 130<

A

1407> C> PUP020

,10

I

*

Silicon Graphics

GR4

3

GIO 64

Connectors from Motherboard

Computer Systems

ENGIHH:

6

Do 10C.< llC.<

CB5
1 10uF

TANT

e536

4~ 4

GfX HST A D

DRAWING:

GR4

gr4
2 OF 21

6

'JAto.
1Ato.

PG AD<31>
PG AO

5

lA8<>

PG AD<29>
PG AD<28>

8

'JAtO.

'Ato.

DI

lA8<>
7A8<>
'JAtO.

'Ato.

1A8<>
1A8<>

10
12
13
14
15

G ADe22>

lA80

'JAto.

•

AD<21>
AD<26>
AD<2S>
PG AD<24>
PG AD<23>

P
P
P

A<12>

..,<>

AD
AD<16>

A<15.
k
1I.<18JO

1

II

GrOCLK PGO

+5

II

R542
4.7K

vee

_---.LA&. 2

cI

4.7K 5\
1/16W 0603

2

~
30

GIC AD<30>

GlC
GIO
GIO
Gla
GIC
GIC

.

'8
4?
.5

0.'

a..

43
.2

0<,.

20
21
23

G10 AO<31>

52
51

A<.:.

).<13>

ADcl8>

,.

.

a..

0. .

24
26

601>

..»

A<1JO
A.O>

< >
< •

1At<>

'Ato.

•

P
P
P

lA8o.

..,

3

GO AO<23>

GIC AD<22>
>
>
< >
GIC AD
GIO 1.0<11>
10 AO

1<11

a<"
1<,

37
3.
34
33
31

leU
1<15
leU

........ .

,<1,

2B80 408<
288<> 40'<
880401<
2B8<> 408<
2B8<> 408<

2B8<> 408<
2B8<> 408<
88<> 408<

2B80
288<>
2B8<>
2B8<>
2B.<>
n8<>
28'<>

I D

408<
40.<
40.<
408<
408<
408<
40'<

288<> 408<

ct.aAa

pE''''""""
8

1.0<2'>
AO<28>
AD<21>
1.0<26>
AD<2S>
1.0<24>

"'"

4.7K
5\
1/16W
0603

II

I e

1406>

7A'<>
7A8o.

lAI<>

'AI<>
1A8<>
Ut<>
1A8<>
1A8<>
lA8<>
1A8<>
1A8<>
lA8<>
lA8<>
lA8<>
1A8<>
7A8<>

BI

2C3> -

I:'(;i.

AU<1~>

PG AD<14>

P AD<13>
PG AD<12>
PG AD<11>

<
<

........
A.I>

. .4>

>
>

PG AD
PG AD<6>
PG AD<5>

I.
15

PO

<4>

17

PG
PC
PG
PG

AD<3>
11.0<2>
AD<1>
AD

•
"

20
21
23
24

A

< >

43
42

AD

41
.0
3.
37

,.

"1t

..<1"

34
33
31

1<11

1

~>

>

B
01
10 AC
GIO AP
0
<11>

.8
7

><11

A..:15:.

1:310

52
51

.<1.

2.

'PGIO TO CtO OE

>.
.
......

+5

0

<6>

10
o
GO
GIO
Gia
GIO

AO<5>
AD<4>
AD
AD<2>
AD<1>
AD

8.<> 408<
2B8<> 408<
2B8<> 401<
0> 2B8<> 40.<

2B.<>
co 2B8<>
2B8<>
ma<>
2B80
2B8<>
288<>
298<>
28'<>
298<>
288<>
2B8<>

40.<
408<
40t<
408<
408<
408<
408<
408<
408<
408<
4D8<
408<

vee

I B

~

201>

601>

4.7K
U16W
0603

t=J
49

IJ

4.7K 5%
1/16W 0603
14D6>
1AI>
aC7>
2C7>
2C7>
1AI>

Q.JI,.

.<0'

~~nw.l.Y

Gla AS N

0<1"

010
010
SDLY
GF DMASYNC H

8
13
14
17

18
1406>

fiD1:>

0.1>

1)<»

o

....
0«'

z

12
15
16

.'" •
0..:'"

~

PG Gf'X tif'XDLY

••
•

PG AS
PO
MASDLY
PO
YNCN
REGl HC
REG2 C
3 C

2C4<
lA6<
1A6<
lA6<
2D3<

1-

I~

J.lDV

1-

uv

I~

uv

,- nv

I A

..---

*
GR4

Pipeline Registers

silicon Graphics

Computer Systems

ENGIMH~

6

.uv

Ah Tye
032-8234-002

DRAWING:

GR4

Wed Jul 13 16:50:36 1994

gr4
OF 21

3

D
D

'C30~30~B~~~D __~G~ro~Ap~<'~3~'~!O~>~__1!______________-------------------------r--------------------------------------1---------------------------------~
+5

vee

+5

vee

+5

1J32

vee

+5

1J33

5DIODE NTWK
47

63

vee

1J37

5DIODE NTWK

1J39

5DIODE NTWK

5DIODE NTWK

31

15

e

e

,.

,.
11

11

12

BI

12

13

13

14

14

I

14

B

,.
TNl Ne

,.
TN

TN3 Ne 19

He

TNO He
15

•

H

18
~

"

~

TN' He 20
15

1

I

A

A

~·l

*

silicon Graphics
Computer Systems

ENGI~~!:
GR4

8

6

3

GIO 64

DRAWING:

GR4

clamp diodes
qr4
OF 21

3

+5 VCC

ECL VCC
D

D

120
5%
1/8W
1206

180
5%
1/811
1206

NOTE: THESE TERMINATIONS MUST
BE PLACED AT THE END OF THE NET!!

These Resistor va1ues need to be
to be reviewed!!

:6;

+5 VCC
+5

C

vce

f'

~O

6D1> 0

X7R
50V
0603

nJ30
2

This capacitor is 5%

used to tune the
SOV
GIO Clock delay.
~~~3
NO_STUFF

U27

~

FBIN

PECL eLK

;

;;~

IN

bi

cr.1<1
8

PLL FSO

P1L CLK 11 NC

~R526
750
.D16W
0603

ECL VCC

~o~,

]I

13

.1/8W
1206

470
5%
1/16W
0603

+5 VCC

&

+5

Wlt5i

00.

i

1,°io'iF

1 20%
-16V
- Z5U
• 0603

-16V
- Z5U
• 0603

~

+5

~ :g:~

VEE

~
5% 1206 · i ~
1 4. 7~

eLK_OVec:
TEOO

C544
100PF
10%
SOV
NPO
0603

•

I

B

R523

OSC

vc:c
EN

NO STUFF
1"Jl.&

~4q

o5%

GND Yl

60.1Mhz
SM990

2

1/1611
0603

110_STUFF

C44

•.

6et<

C

ilt:~
i 2

I
il

,etc

~R28
270
5%

;1

HALF§IOCl.jK FBIN

10pF

I'

r

1 R527
4.7K
5%
.1/1611
0603

..

203> Co GIO CLJ«Q> C553

B

C56
1 1000PF
10%

:

GFX BCLX N

1180
5%
1/811
.1206

L4

5% 1206
C552
1 100PF
- 10%
- 50V
• NPO
0603

GFX HCU P

XJ;f;7CLK

Lh

C549
S 1 10pF
..
10%

°7
..

IBt<

NPO
50V
0603

vce
U35

:;1
A

R47

VEE

I.

~~
..,....

H.

. . , 0.

esc

l)

ECL VCC

••

,..

"

C548
1000pF
10%
- 50V
- X7R
• 0603

8

J:. g~PF

..
'
'781>

OWE IlMA

581>

4XGE7CLK

0

WE GE7 N

t

EHLFCLKINP
EHLFCLKINN

57

ECLKINP

58

ECLKINN

50

CDNEDMA
CDNEGE7N

34

32

R19
NO_STUFF
1 A -L

R20

B

50

SE 4XGEl

1-"" 2

33

J

..2L.

I

THCJ<'

THLFCLX'

38

THCJ<.

'rCLKO

'0

TCKO

TCLKl

OS

TCKl

'rCLK2

"n

TCK2

.

3

'rCLl<'
'rCL1<1

•5

'rCL1<8

•

HALFGIOCLK !lO2
.JfT3
HALFGIOCLK RE3

HaLFGIOCLK "'" "

NO STUFF NO STUFF NO STUFF NO STUFF NO STUFF NO STUFF
2 F
2 F
C36 1 5~ C35 1 5~ C41 1 ~~F C47 1 ~~F C50 1 ~~~53
1 ~~F NOTE: PLACE THESE CAPACITORS AND
50V RESISTORS NEAR THE CB1 ASIC
~gg
==~gg
=~~~g
~gg
~gg
2 0603
2 0603
2 0603
2 M~83
2 0603
2 0603

R41

II

14

TSIlRl\MWElI

3S

T2"XGE1CLKO

21

T2XGE1CLKl

22 T2XGEiCl(1

'!GE1CLXO

23

'lGEiCLKl

24 TGE1CK1

I

2 0603

..g. 20'
16V
rTANT
2 6032

,g,

20\
25V
f'TANT
2 3216

C38
O.luF

='='= 16V
20\ ='='= 20\
16V

T>

Z5U!
2 0603

T>

2 Z5U!
0603

C74
O.luF

,g,

20'
16V

C66
O.OluF

C42
O.OluF

C57
O.OluF

I

30

10\
50V

10\
50V

10\
SOV

,g,

,g,

,g,

C59
1000pF

,g,

X7R
~2 Z5U
0603I r
• 0603! 1X7RI[>
2 0603 2 X7R!
0603 1

C65
1000pF

,g,

2 0603

2 0603

----

I

..
"J.. ~

I

I

C
Fa

",no

13B6<
13BI<

GIOCLK FB RBIA

13BI<

GIOCL1< RE3

1201<

GIOCL1< ZB RB

lSD.<

CIOCLK "" ZRB10

lIC'<

GIOC!.K ZB ZRB1B

11CI<

GIOCLK ZB ZRBIA

16CI<

SHRAM HE N

9B5<

2XGE.1CLK

10DI< 1101<

""7M,X

7C6<

GEiCIJCl

10DI< 1101<
HA6<

CASCLK

1C6<

NO STUFF NO STUFF NO STUFF NO STUFF NO STUFF
19pF
C48 1 HPF C51 1 ~iPF C54 1 ~~F C60 1 g~F C61 1 5\
fo50V
2 ~~~3

ca~acitor

2 M~~3
50V

2 M~83
50V

2 M~83
50V

A

J;

10\
10\
10\
50V
50V
50V
X7R
2 0603,rX7R,1X7R
2 0603 2 0603

*

silicon Graphics

5

I

4

I

3

CBl ASIC

computer systems
Ah Tye

IRE

032-8234-002 I

L

-

=:=2. ~~g
0603

1 1 1

and resistor values chasin based on
~~u~t~~~: fr~SY'(rn*~~pli~;g) harmon c from the

C40
1000pF

B

GR4

6

GIOOLl<

.JfT2

2
R~/16W , ... 0603
38 0-" 5~
1,1,161'1
0603
R37 10 " 5~
1/161'1 ' •. 0603
R36 ,0" 5~
1/161'1 "'_ 0603
R18 ,0
5~
0603
lfr~
5\
1
2
Vi6W
0603
R29 0,,, 5~
1/161'1
0603
R26 ,0 ," 5~
1/16W
0603
R22 ,0 , .. 51
1/16W
0603

ENGINEER
Dale

7

2 0603

GIOCLK FB RBlD

~
8

2 0603

1

I

25 TGEiCX2

2 0603

l/r~ '·5~603

I

I

5~

+5 VCC

C67
O.luF

I-

=:=

=

1/161'1 ...._ 0603
R42 10~ 5~
1/161'1
0603
R43 ,0" 5~
1/;161'1 ' •• 0603
R44 ,0 A 5~

I

13

0

A
C58
l.ouF

=:=

=:=

TUF~NO TU~:lNO TU~lNO":;TUF'1NO TU~1NO STUFF ~
g~F C70 1 ~~F C7l 1 g~F C72 1 g~F C73 1 ~~F C64 1 g~F
~~gg
~~gg
=F~gg
=F~gg
==~gg
= ~gg

NOTE: PLACE THESE CAPACITORS AND
RESISTORS NEAR THE Cal ASIC

T10uF
l C527

13B1<

0603

TCK3

TClJ(13

'l'CASCLIC

3A7< 387<
3C7<

.JfT4

NO

'l'CLX12

'!GEiCLK2

12DI<

GIOCLlC PGO

;1

~

I-

D

7CI<

C68 1

TCLKll

VCC

0603
5:
R1~/16f3 5'0603
1
2
1/161'1 ' .. 0603
R17 33 5~
11/161'1

TCLKl0

TTSTRSTN

~

II

39

TCKl0

;~

j

.. TIl'"''

TRLFCLX.

TCLK'
'rCLl<5

I

THCJ<2

TCK.

)1

]

..

11

CATSTRST N

1407>

THCJ
581>

CBl

7'

GFX HCLl( P

SC1>

·;li

1

5·'
1/81'1
1206

sct>

'lHLFCLK2

.•.

R528 1"20 2

C

I-

R34 180
1
2
R531 ~~0-L

120

R35

,JL.5~

V.16W
R23 13~

NOTE:
THESE TERMINATIONS MUST
BE PLACED AT THE END OF THE NET!!

D

I 6

L ____

____ 2 ________

1

OF 21

2

+5

101<> <0

HOMIC 0<23

0>

D

U520

U523

S8Kx8
D

0<4>
0<5>

0<6>
0<1>
WE

lB3>

DE

en

1404>

He1>
701> D

CS2
ROHlS pec12 ,0>

L

27
22
2.
26

11.<3>
.1.<4>
11.<5>
11.<6>
11.<1>
11.<8>
11.<9>
11.<10>

A<11>
11.<12>

DE

CS1
CS2
11.<0>

11.<0>
11.<1>
A<2>

e

27
22
2.
2.

WE

,.

21
23
2'
2.

5%

0603
l/16W

"'

,.

21

23
2.
2.

11.<10>

11.<11>
A<12>

13

E-<

WE
OE

'"
01

CS1
CS2

z

13B2> 0

HONTyp'

BOTTOM SIDE VIEW
OF

+5 vee

H<} • 0>

GR4 BOARD

.1.<3>
.1.<4>

A
11.<9>

JI

VRB:~

1381>:;
13Cl>

1[';

(030-8234-002)

R564

lid:
5\

A<6>

.1.<1>
A
11.<9>
.1.<10>
A
11.<12>

ZB I

14D4>~

MAGNIFIED VIEW
OF AREA ABOVE
':Ii1

'Je1> c

U528
13C1> 0

GFX VERT tNT N

4

U528

13C1>

~

""

U530

DIS;e R W N
CS VERSION N

5~'

CS VERSION

,.

'"
'"

FLOPl N He

U529

~

If!io

):1

n

):1

N

t.I

.....

00000
o 0 000

U529

~

CL

':Ii1

V1t.nU'lU1(J1
VI U1 t.n til \0

DISP CMDO

I

~

c

D

0603 11

13C3>~ IN

1411.7> "'"'-

7el> D

B

13B2<>

21C7<>

100

11.<5>

11.<1>

101<>

ION.N<

A
.1.<1>
.l<2>

A<1>
A<2>
A<3>
A<4>
A<5>
11.<6>

D

U42

0<0>
0<1>
0<2>
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