Nad Electronics C 542 Users Manual C542_SM 1021

Nad-C-542-Users-Manual-493200 nad-c-542-users-manual-493200

C 542 to the manual 779df6d5-73b9-431f-b67e-699d284c16a0

2015-02-03

: Nad-Electronics Nad-Electronics-C-542-Users-Manual-475609 nad-electronics-c-542-users-manual-475609 nad-electronics pdf

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C 542

C 542

DISC PLAYER

COMPACT

SERVICE MANUAL

NAD

C O M PA C T

DISC PLAYER

SAFETY INFORMATION
CAUTION
CAUTION - INVISIBLE LASER RADIATION WHEN OPEN AND

VARING - OSYNLING LASERSTRÅLNING NÄR DENNADEL ÄR
ÖPPNAD OCH SPÄRRAR ÄR URKOPPLADE. STRÅLEN ÄR FARLIG.

INTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM.

ADVARSEL - USYNLIG LASERSTRÅLING NÅR DEKSEL ÅPNES OG

VARO! - AVATTAESSAJASUOJALUKITUS OHITETTAESSAOLET
ALTTIINANÄKTMÄTÖNTÄ LASERSÄTEILYLLE. ÄLÄ KAISO
SÄTEESEEN.

SIKKERHEDSLÅS BRYTES. UNNGÅ EKSPONERING FOR STRÅLEN.

ADVARSEL - USYNLIG LASERSTRÅLING VED ÅBNING, NÅR

VORSICT! - UNSICHTBARE LASERSTRAHLUNG TRITTAUS, WENN

SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION. UNDGÅ
UDSÆTTELSE FOR STRÅLING.

DECKEL GEÖFFNET UND WENN SICHERHEITSVERRIEGELUNG
ÜBERBRÜCKT IST. NICHT DEM STRAHLAUSSETZEN.

CATU
IO
ADVA N HGKJDHSGK
JHGSJK
RSEL
KBVNCL
HGK
KNB

ADVA
HFKLJH

JDHSGK
JHGS
KNVLKN
CVNCLV
K JK
HGKLFH
;L;H
LKDJLK
FHJHSG JMNMD
MMKJH
GSJK

CVLKNL

RSEL

JLDKLJ

CLASS 1
LASER PRODUCT

VAR
ING
KLH
HGKJD
KFG
VAR ;LKNG;LKJGF;LKHSGKJHGKLGD
O! HG
JGF
JH
;LKJFL
KBV
KJD
NCLKN
;SJ
HSG
VOR BCVLKNLKN KJHJBJKBK K
SICT! VLKNCVNC JBJKGS
JHF
KLJ
LVK
HJL
HG
DKL

JLK

KLF

DJL

KFH

H;L;HH

JHS

JK

BHH
JD
GKJHG
SJK

The lightning flash with arrowhead, within an equilateral triangle is intended to alert the user of the presence of
uninsulated "dangerous voltage" within the product’s
enclosure; that may be of sufficient magnitude to constitute a risk of electric shock to persons.

The exclamation point within an equilateral triangle is intended to alert the user of the presence of important operating
and maintenance (servicing) instructions in the literature
accompanying the appliance.

THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES.
OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS:(1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE, AND
(2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED,
INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED
OPERATION.

-2-

SERVICE SAFETY PRECAUTIONS
1.

Replacing the fuses

CAUTION: FOR CONTINUED PROTECTION AGAINST THE RISK OF FIRE REPLACE ONLY WITH SAME TYPE
OF FUSE.
Reference No
M507
M507
M512, M513
M512, M513
M514
M514

*AH
*C
*AH
*C
*AH
*C

Part Number
5120-0052-0
5120-0050-0
5120-0020-0
5120-0018-0
5120-0026-0
5120-0027-0

Description
FUSE T1.6A 250V 5x20MM
FUSE T1.6A 250V 5x20MM
FU T1A 250V UL/CSA 5x20MM
FU T1A 250V SEMKO/VDE
FU T315MA L 250V UL/CSA
FU T315MA L 250V

NOTE:
<*AH > : USA, CANADIAN MODEL ONLY.
<*C > : EUROPEAN MODEL ONLY.

2.

Safety check out

(Only U.S.A. model)
Before returning the product to the customer, make leakage current or resistance measurements to determine that
exposed parts are acceptably insulated from the supply circuit.

Parts marked with the symbol
are critical with regard to the risk of fire and electric shock.
Replace only with parts recommended by the manufacturer.

CONTENTS
DESCRIPTION
PAGE
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
REAR PANEL / FRONT PANEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
DISASSEMBLY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
RF PATTERN TESTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
IMPORTANT NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-11
PCB LAYOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12-13
SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14-18
IC BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19-22
TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
ELECTRICAL PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24-29
MECHANISM EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
MECHANISM EXPLODED VIEW PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
EXPLODED VIEW PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33-34
PACKING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
-3-

SPECIFICATIONS
Disc Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . One Disc, 120 or 80 mm
Decoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BURR-BROWN Delta Sigma 24bit
Digital Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Times oversample
Analog Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 pole active
Frequency Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/- 0.5 dB, 5Hz - 20kHz
De-Emphasis Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/- 0.3 dB
THD (at 0 dB, 1kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.002%
Intermodulation Distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . < - 100 dB
(19 + 20 kHz)
Dynamic Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 dB
Linearity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/- 0.5 dB, 0 dB to -80 dB
Signal / Noise Ratio (A-Weight) . . . . . . . . . . . . . . . . . . . . . . . ≥100 dB, De-Emphasis on
≥100 dB, De-Emphasis off
Channel Separation 1kHz . . . . . . . . . . . . . . . . . . . . . . . . . . >90 dB
10 kHz . . . . . . . . . . . . . . . . . . . . . . . . >80 dB
Wow and Flutter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Unmeasurable (Quartz Crystal Accuracy)
Output Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 Ω
Output Level at 0 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.2 V rms
Digital Error Correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IRC with double error correction in C1 and C2
Digital Code Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sony / Philips Serial data format
Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12W

CONTROLS
Play / Pause, Stop, Random, Skip (< >), Scan (< >), Open, Time, Repeat.

PHYSICAL SPECIFICATIONS
Dimensions
(Width x Height x Depth)

435 x 80 x 285 mm

Net weight

4 kg (8.8 lbs)

Shipping weight

5.1 kg (11.22 lbs)

-4-

REAR PANEL / FRONT PANEL
REAR PANEL

NAD LINK
DIGITAL
OPTICAL OUT

DIGITAL
OUT
OUT

' 2003 NAD C 542

TRIGGER SWITCH

1.
2.
3
4.

IR IN

IN

4

5

OFF

AUTO

IN

6

7

5.
6.
7.

LINE OUT
DIGITAL OPTICAL & COAXIAL OUTPUT
NAD LINK IN / OUT
IR INPUT

TRIGGER IN
TRIGGER SWITCH
AC LINE CORD

FRONT PANEL
12

NA D

Compact Disc Player C 542

SEC

7

9

11

PLAY PAUSE

STOP

RANDOM

SKIP

OPEN

TIME

REPEAT

SCAN

4

6

8

10

6 7 8
9 10

' 2003 NAD C 542

MIN

5

1

1.
2.
3.
4.
5.
6.

3

2

POWER ON / OFF
DISC DRAWER
DISPLAY
OPEN
PLAY / PAUSE
TIME

7.
8.
9.
10.
11.
12.

-5-

STOP
REPEAT
RANDOM
SCAN Back (
SKIP Back (
STANDBY LED

) / Forward (
) / Forward (

)
)

DISASSEMBLY INSTRUCTIONS
1. Remove machine screws M 4.0 x 6.0 ( 1 to 4 ) from the side panels.
Remove tapping screw 3.0 x 8.5 ( 5 )from the back panel.
Refer to Figure No.1.
5

4

3

2

Figure No.1
1

2. Pull both sides of the TOP COVER slightly outwards 6 and tilt approx. 35˚ and then remove
in the direction as indicated by the arrow

7 . Refer to Figure No.2.

7

6

Figure No.2.
6

-6-

-7-

PICK
UP

PU-IN
LIMIT SWITCH

SLED
MOTOR

SPINDLE
MOTOR

LOADING MOTOR
LIMIT SWITCH

LOADING
MOTOR

DISCO
DISW

CD MECHANISM UNIT

5V

Q101

D501-D504
RECTIFIER
DIODES

-12V

D514-D517
RECTIFIER
DIODES

+12V

U502-3,U506
ANALOGUE
POWER

+5V

U501,U507
DIGITAL
POWER

+8V

DISC

K501
RELAY

D506-D508
RECTIFIER
DIODES

M500

11

U101
CX2581
RF AMP

25 12

Q103

Q310

2

16 17

15

U202
BA6392

12 13

1

M106

M110

Q312

24

19

20

10

9

5

4

28

18

16

15

SPDR

TFDR

TRDR

FFDR

FRDR

SFDR

SRDR

RFDC

SETE

FE

RFAC
20

27

26

30

31

32

33

28

29

43
66

63

64

60

U201
LXD3017Q
DSP

61

9

1

22 62

60 80

32 19 69
59 70

18 67

1 79 80

REPEAT
M103

RANDOM
M105

40 41

59

51

TIME
M104

M109

AC POWER I / P

POWER
TRANSFORMER

26 27

6

2

1

27

D510-D511
ZENER DIODES

-22V

F2

K502
RELAY

F1

66

M102

M108

24

64

67

4

1

27

68

72

6

2

4

U403
74HC00
NAND GATE

3

U302
3 PCM1732
DAC

Q401- Q403
MUTE CIRCUIT

58

63

U301 M38B59EF
SYSTEM CONTROL CPU
& VFL DISPLAY DRIVER

M101

M107

65

KEYBOARD

13

U306

U305

L301
DIGITAL COIL

M303
EMC FILTER

R

L

M318
RCA JACK
DIGITAL
OUTPUT

M316
OPT JACK
DIGITAL
OUTPUT

R

L

M113
REMOTE
SENSOR

Q301-Q304
MUTE

11

12 13

M313
RCA
JACK

CD AUDIO
O/P

U402
15
NAD LINK
MICRO11
CONTROLLER
9

8

Q307
M315
TRIGGER IN

16

10

NAD LINK
OUT

U403
74HC00 NAND GATE

9

8

23

40

56

M313
IR_IN

NAD LINK
IN

M319
RCA JACK

25

35

41

M314
TRIGGER
SWITCH

M501
VFL DISPLAY

BLOCK DIAGRAM

-8-

LIVE BOARD

LIVE

NEUTRAL

BROWN

RED

BLACK

M502

M301A

DISPLAY BOARD

LED BOARD

TRANSFORMER

M506A

CD MECHANISM

MAIN BOARD

M101
(5PIN)

M105A
(6PIN)

M102
(16PIN)

M505A

KEY BOARD

M120A

WIRING DIAGRAM

RF PATTERN TESTING

NAD - C 542 PCB TESTING POINTS DIAGRAM

TESTING PROCEDURE
(1) Load the test disc (Sony Test CD YEDS-7) and set the unit into PLAY mode.
(2) Connect the scope to R227 (Pin 15 of U101) and DGND (J144).
Scope setting:
Coupling
: AC.
Vertical sensitivity
: 0.2 V/ div.
Horizontal time base
: 0.5 µS/div.
(3) Observe the waveform is 2.0V p-p +/-5% and the eye pattern is at its best shape (see FIG. 1).

FIG. 1 (a)

FIG. 1 (b) Poor eye pattern
3T 4T 5T — 11T

FIG. 1 (C) Good eye pattern

-9-

IMPORTANT NOTES
INSTRUCTION FOR HANDLING OPTICAL SYSTEM BLOCK PICK-UP
Electrostatic breakdown of the laser diode in the optical system block may occur due to a potential difference caused
by electrostatic charge accumulated on clothing, human body, etc. A ground must be provided as follows to prevent
any electrostatic charge during unpacking or repair work.
1. Ground for Human Body
Be sure to wear a ground band (1M ohm) that is properly to remove any static electricity that may be charged on the
body.
2. Ground for Work Bench
Be sure to place a conductive sheet (1M ohm) or copper plate with proper grounding on the work bench or other surface on which the pick-up is to be placed.
3. Because the static electricity charge on the clothing does not discharge through the body grounding band, do not
let clothing to get in contact with the pick-up unit.

INCORRECT

CORRECT
1.Grounding band
1M ohm

1M ohm
2.Conductive Sheet
or Copper Plate

NOTE: Laser diodes are so susceptible to damage from
static electricity that even if a static discharge does not
ruin the diode, it can shorten its life or cause it to work
improperly.

PRECAUTIONS FOR CHECKING BEAM EMISSION
The laser beam of this unit is focused on the reflecting surface of the objective lens in the optical system block.
Therefore, keep your eyes at least 12 inches (30 cm) away from the objective lens when the laser diode is ON.
(Operation Check Method for Laser Diode and Focus Search Function.)
When the POWER switch is turned ON after the chucking plate is removed, observe the objective lens and confirm
that the following operations are performed properly.
(The optical system should be at the lead-in area position when it is checked at this time.)
(1) The laser should be at the innermost position after the chucking plate is removed.
(2) The diffused light of the laser beam can be seen when the POWER switch is turned ON.
(3) Vertical (up and down) movement of the objective lens (2 or 3 times) will take place.

- 10 -

PRECAUTIONS WHEN CHANGING LASER PICK-UP

When removing the pick-up assembly, short circuit the PCB tracks on the optical block as show in the drawing in
order to protect the pick-up before removal.
NOTE: Replacement pick-up assemblies are supplied with the PCB pattern already protected.
DO NOT REMOVE THE SHORT CIRCUITS UNTIL YOU HAVE FINISHED FITTING THE PICK-UP.

Protective soldering place
for laser diode
Caution:
Laser diodes are extremely susceptible to damage from static electricity. Even if a static discharge does not ruin the
diode, it can shorten its life or cause it to work improperly. When replacing the pick-up, use a conductive mat, a
grounded soldering iron, and so on, to protect the laser diode from static damage.
Ground Conductive
Wrist Band for Body

Soldering
Iron with
Ground
wire

Ground Line
Less than
10 ohm

Conductive Gum Mat
- 11 -

PCB LAYOUT
DISPLAY BOARD

KEY BOARD

LIVE BOARD

LED BOARD

- 12 -

MAIN BOARD

- 13 -

M101
B.SCAN

R304
2K

M103
REPEAT

M102
F.SCAN

M104
TIME

R308 R309
3K
3K

R306
1K

M105
RANDOM

DATA
XLAT
CLOK
XRST
LOAD
UNLD

R310
3K

M106
OPEN/CLOSE
C310
100uF/6V3

VCC
GND
DAT

3
2
1

REM_IN
2
3
1

M315
TRIGGER_IN

R1316 4K7 2

80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
76/6
P77/AN7
P62
P63
P64
P65
VREF
AVSS
P50
P51
P52
P53
P54
P55
P56
P57

R322
15K

10K

P20
P21/FLD1
P22
P23
P24
P25
P26
P27/FLD7
P00
P01
P02
P03
P04
P05
P06
P07FLD15
P10
P11
P12
P13
P14
P15
P16
P17/FLD23

U301
M38B59EF
MCU

64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41

VFD8
VFD7
VFD6
VFD5
VFD4
VFD3

VCC

1

1

D307
IN4148
Q310
8050

RELAY SW

Q309
8050

-VP
2

2
VCC

+10V
R317
1K

1

K501C

3

3

D304
GREEN

D+5V

VCC

R318
470

D308
IN4148

D305
IN5393

2

3
RELAY SW
K502C

R319
560

Q312
8050

RED
STANDBY

R336
10K

R321
10K

C305
220uF/16V

C304
0.1u

C307
47uF/10V

R335
10K

- 14 -

C306
0.1u

3

D403
3V3

DISCO
DI/SW
SYSM
SCLK
SQCK
1/2X
CD/CDR
VFD24
VFD23
VFD22
VFD21
VFD20
VFD19
VFD18
VFD17
VFD16
VFD15
VFD14
VFD13
VFD12
VFD11
VFD10
VFD9

MUTE

C408
22u/16V

DISCO
DI/SW
SYSM
RW/ROM/LDOFF
SCLK
SQCK
1/2X
CD/CDR

C407
2200u
16V

R416
47K

F2

VFD24
VFD23
VFD22
VFD21
VFD20
VFD19
VFD18
VFD17

VFD16
VFD15
VFD14
VFD13

VFD12
VFD11
VFD10
VFD9
VFD8
VFD7

3

R338

Q307
8050

RW/ROM/LDOFF

P86
P85
P84
VEE
P83
P82
STANDBY
POWER
P37/FLD31
P36
P35
P34
P33
P32
P31
P30

1
3

M113
REMOTE
SENSOR

R313
10

1

+D5V

75/5
P74/AN4
P73/AN3
P72/AN2
P71/AN1
P70/AN0
P61/CT02
P60/CT1
P47/1NT2
/RESET
P91/XOUT
P90/XIN
VSS
XIN
XOUT
VCC
P46/T3OUT
P45/T1OUT
P44/PWM1
P43/BUZ01
P42/INT3
P41/INT1
P40/INT0
P87PWM0/FLD39

Q401
2SA1015

2

VCC

R332 1K
R331 4K7
R329 4K7

1
2
Q311
3
C308
8050
4
VCC
10u/16V
5
2
6
C303
7
0.01u
R312
D303
10uH
TP3028
10K
IN4148
9
L302
10
11
12
C302
C419 C420
X301
13
33p
103 10uF/16V
4.00M
14
C301
33p
15
16
17
SQSO
18
SQSO
SENS
19
SENS
20
TP301
M314
21
NADLINK
SCOR
22
OFF
SCOR
VCC
23
AUTO
24
TRIG SW
R314 OPEN
R315 1K
R311 100K

D411
IN4148

4K7
4K7

TP303

Q403
2SA1015

2
R415
7K5

OPEN

OPEN

R307
1K

R305
2K
VCC

M110
PLAY

C403

4K7
4K7

R303
6K2

M109
STOP

25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40

M108
NEXT

U301-P50

R413
47K

R334
R333
R330
R328
R327

M107
PREV

DATA
XLAT
CLOK
XRST
LOAD
UNLD

R406
7K5

3

R302
6K2

A+12V
R405 22K

1

R301
1K

MUTE

R403 10K

Q402
2SD1012F
2

R412
4K7

1

VCC

MCU

1

D409
IN4148

3

SCHEMATIC DIAGRAM

VFD6
VFD5
VFD4
VFD3
F1

35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1

F2/26
F2/25
NC
P16/24
P15/23
P14/22
P13/21
NC
P12/20
P11/19
P10/18
P9/17
NC
NC
P8/16
P7/15
P6/14
P5/13
NC
NC
P4/12
P3/11
P2/10
P1/09
NC
1G/08
2G/07
NC
3G/06
4G/05
5G/04
6G/03
NP
F1/02
F1/01

TP318
VFD

CN202

C211
27p

R211
R210
R209

CLOK
SENS
SCLK
CLOK
SENS
SCLK
SCOR

R209

TP208
TP209
TP210
TP211
TP212

/GFS

100K

SCOR

10K

R212

R213
8K2

1K

SFDR
SRDR
TFDR
TRDR
FFDR
FRDR

VC

21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40

R221
OPEN

R222
0
V3V6

V3V6

/SQSO
/SQCK
/XRST
/SYSM
/DATA
/XLAT
/CLOK
/SENS
/SCLK

1K
1K
1K
R207
V3V6

C207
0.1u
VC
R214

SPDR

TP213

R219
C214
470p

/XRST

C226
0.33u/50V

R215
4R7

C208
0.1u

1K

C212
27p

R217

15K

R220

C213
0.1u

COUT
MIRR
DFCT
FOK
LOCK
MDP
SSTP
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
VSS
TEST
TES1
XTST
VC
FE
SE

C217
0.1u

FE

100K

R218

1K

SE

15K

C215
470p

TE
RFDC
RFAC

/SCOR

C206 C205 C204 C203 C202 C201
330p 220p 220p 0.01u 220p 220p

/SQSO
/SQCK
/XRST
/SYSM
/DATA
/XLAT
/CLOK
/SENS
/SCLK
/GFS
/SCOR

FCSFCS+

C209
1500p

C210
0.1u

VC

FE
SE
TE
RFDC
RFAC

TP206
TP205
TP204
TP203
TP202
TP201
R224

R223
33K
10K

C219
0.47u

R225 100K
C216
0.01u
V3V6

U201
CXD3017Q
DSP

R226
1M
C218
100p
C223
1500p

C221
0.01u

R227
100

R228
3K3

R229
3K3

C220
0.47u
R230
10K

LMUT
RMUT
AVDD2
AOUT2
AIN2
LOUT2
AVSS2
AVSS1
LOUT1
AIN1
AOUT1
AVDD1
XVSS
XTAO
XTAI
XVDD
EMPH
BCK
PCMID
LRCK

1K
1K
1K
4K7
1K
1K

80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61

V3V6

C222
C230
0.1u 100uF/10V

DIG_OUT

R206
R205
R204
R201
R202
R203

XRSTA

C225
30p

C227

C228

XLAT
DATA
SYSM
XRST
SQCK
SQSO

CLKO
EMPH
BCK
PCMD
LRCK

VCC

0.1u

27uH

L201

0.1u

PCMD
LRCK

CLKO
EMPH

C224
30p

X210
16.9344M

XLAT
DATA
SYSM
XRST
SQCK
SQSO

TP218
TP217
TP216

R231

BCK

OPEN

D201

1N4001

TP214
AGND

- 15 -

TP207

20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SCOR
C2PO
GFS
XPCK
XUGF
WFCK
XLON
SPOB
SPOA
ATSK
VDD
SCLK
SENS
CLOK
XLAT
DATA
SYSM
XRST
SQCK
SQSO

TE
CE
RFDC
ADIO
AVSS0
IGEN
AVDD0
ASYO
ASYI
BIAS
RFAC
AVSS3
CLTV
FILO
FILI
PCO
AVDD3
VSS
VDD
DOUT

DEBUG

6
5
4
3
2
1

U202
BA6392

+8V

C229
470U/16V
TRKTRK+

8
9 FRDR
10 FFDR
11
12
13
14
GND
FRDR
FFDR
RCIN2
FCS+
FCSGND1
VCC
TRDR
TFDR
RCIN3
TRKTRK+
MUTE
21
20
19
18
17
16
15
TRDR
TFDR

29
GND

FCSFCS+

M105A
6PIN

TRKTRK+

SPDR

GND
30

1
2
3
4 SRDR
5 SFDR
6
7
SL+
SLRCIN1
SRDR
SFDR
VREFI
VREFO
GND2
SP+
SPVBIN1
SPDR
VBIN
VCC1
28
27
26
25
24
23
22

41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60

NOTE: 1. RESISTORS, ARE CARBON FILM 5% 1/8W
UNLESS OTHERWISE SPECIFIED.
2. CERAMIC CAPACITORS, ARE 50V 10%.
UNLESS OTHERWISE SPECIFIED.

DISPLAY

M101
5PIN

5
4
3
2
1

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

UNLD

DI/SW

DISCO

FCSTRKTRK+
FCS+

VC
VDD
E
D
A
B
C
F
GND
LD
VR
PD
FCS+
TRK+
TRKFCS-

M102
16PIN

FCSTRKTRK+
FCS+

UNLD

DI/SW

DISCO

DI/SW

TRAYTRAY+
DISCO

L102
10uH

1

2

VDD1

20K

C106
100u/10V
C107
100u/10V

R104

20K

R101
10

R103

Q101
8550

3

TP101

100u/10V

C105
100u/10V

C108

VC

R122
1K
2

Q106B
2.2u/50V

Q104
8550

2

1
2
C101 3
4
5
0.1u 6
7
8
9
10
11
12
13
14
15

R121
1K

VDD1

Q106
8050

Q107
8050

LD
DC_OFST
PD
RFDCI
EQ_IN
RFDCO
AC_SUM
VC
GND
RFC
A
VFC
B
BST
C
RFG
D
VCC
E
CEI
F
CE
SW
TE_BAL
DVCC
TE
DVC
FEI
RFAC
FE

U101
CXA2581

3
1
1
3

3
1
1

- 16 3

2

2

Q105
8550

30
29
28
27
26
25
24
23
22
21
20
19
18
17
16

R124
1K

R123
1K

R125
4R7

R105
3K

R107
100K

R106
150K

VCC

VDD1

10uH

L101

R108
68K

4K7

3K

15K

R113
5K1

C103
0.1u

R112 5K1

R111

R110

R109
10K

15K

TP109

R114
5K1

C110
100u/10V

R115 1K8

R116 12K

R117 12K

R118

R119

2

LOAD

RW/ROM/LDOFF

RFAC

FE

TE

SE

1/2X

RFDC

LOAD

RW/ROM/LDOFF

RFAC

TP108

FE

TE

SE

1/2X

TP104

RFDC

TP107

TP106

TP105

Q103
8050

TP103

NOTE: 1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS
OTHERWISE SPECIFIED.
2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS
OTHERWISE SPECIFIED.

C102
0.1u

V3V6

3
1

C109
100u/10V

RF AMP

104K

C418
10u/6.3V

D+5V

A+5V

C326
104K

D+5V

CLKO

BCK

PCMD

LRCK

28

27

26

25

24

23

22

21

20

C417
104K

C334
10u/16V

DGND

R320
470R

DGND

AGND

EMPH

18

17

16

15

C321
10u/16V 19

(A)

(A)

C323 10u/25V

C322

A+5V

CLKO

XTI

XTO

DGND

VDD

1

2

3

4

5

6

7

8

9

10

11

12

13

14

(A)

D+5V

AGND

C332
10u/25V

C328
20p

A-12V

C371
470u/16V

(A)

4

8

(A)

C372
470u/16V

Q308
SS8050

C329
20p

DGND

M302A
16.9344MHz

(A)
DGND

C324
10u/16V

AGND

(A)

C320
10u/16V

U305C
OPA2134PA

D301 D302
IN4148 IN4148

LRCIN

DIN

BCKIN

C327
104K

7 U403E

74HC00

14

C325
10u/16V

2
ML/I S

MC/DEM

MD/FSS

MUTE

MODE

CS/IWO

RST

ZERO

HDCD

VCC2R

VCC2L

GAIN

AGND2R

EXTR

VOUTR

AGND1

AGND2L

EXTL

VOUTL

VCC1

U302
PCM1732U

C380
104K

(A)
C374
470u/16V

C373
470u/16V

(A)

4

8

CHASIS

3

2

5

6

100p

C415
27p

M402A
12MHz

C413
104K

C450
104K

9

8

7

6

5

4

3

2

1

2

1

5

4

U305A
OPA2134PA

1

R359 15.2K

C352
100p

U403B

R363
1K5

R394
4K7

R364
1K5

D426

P32

P31

X1

X2

VCC

P27

P26

P25

P24

IR_IN

1N4148

P33

P00

P01

P02

GND

P20

P21

P22

P23

U402
NADLINE_001

U403A

74HC00

3

6

R396 4K7

74HC00

U306B
OPA2134PA

7

R360 15.2K

C353

DGND

C414
27p

C381
104K

C412
104K

LED2
LED L401
10uH

A+12V

D+5V

U306C
OPA2134PA

R622
100R

LED1
LED

DIG_OUT

D+5V

4K7

C377
224K
R337
4K7

R355

AGND

R358
4K7

4K7

R356

(A)
R357
10K

R361
10K

C375
100u/16V

C376
100u/16V

AGND

R362
4K7

TO CPU

IR INPUT

M313

10

11

12

13

14

15

16

17

18

1
Vin

2

C366
680p

5

6

C367
680p

3

2

74HC00

U403C

10

9

11

R383
150R

D414
1N4148

D413
1N4148

R410
100K

R302
4K7

R377
4K7

D415
1N4148

C385
2200p

R373
100K

R375
75R

C370

R378
4K7

Q301
2SD655F

R374
100K

R376
75R

R381
4K7

C386
104K

4

3

R384
75R

DGND

C416 C409
104K 104K

R411
100R

R409
100R

R408
100R

L301

OTP_DIG

1

R

OTP_DIG
M318
DIGITAL OUT
1

C361 D+5V
104K
M316

3
C536
103K

M317B

A-12V
MUTE

L

M317A

Q304
2SD655F

R379 Q303
75R 2SD655F

R414
4K7

CHASIS

D412
1N4148

J528

2

1

103K

R382
4K7

Q302
2SD655F

R380
75R

IN
R301
100R

M319
NAD LINE

C451
104K

CHASIS

1

C387
103K
CHASIS
M319
NAD LINE
1
OUT

NOTE: 1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS
OTHERWISE SPECIFIED.
2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS
OTHERWISE SPECIFIED.

NADLINK

D431
1N4148

8

R407
4K7

U403D

13 74HC00

12

3

U305B
OPA2134PA

7

1

U306A
OPA2134PA

DGND

Vout

M303
DST310

R371
2K2

C362
4700p

R372
2K2

C363
4700p

2 IR_INPUT
3
1

OTP_DIG

C383
22u/10V

C384
1000p

C356
2700p

R367
2K2

R395
4K7

A-12V

C357
2700p

R368
2K2

R397
4K7

A-12V

2
2

C378
224K

2
2
2

- 17 -

IR_INPUT

GND

DAC

POWER_SW
M802

- 18 -

2

F2

F1

AC1
CORDEST

11

10

8

7

6

5

4

3

2

1

C713
0.022u

M502
TRANSFORMER TOROID

J801
230V

J800
120V

FERRITE
RING
ONLY IN C VERSION

4

9

M513
T1A 250V

M512
T1A 250V

M514
T315mA 250V

M507
T1.6A 250V

K501A RELAY

104K

1N5818

D503
C504

1N5818

104K

1N5818

1N5818

104K

D504

C505

D502

D501

C503

104K

DGND

C542
104K

C502

D512
1N4001

D515
1N4001

C501
104K

D514
IN4001

C526
104K

AGND

C546
104K

2

1

1

2

R504
2K2

U506
7805

Vin

Vin

2

Vout

Vout

C544
10nF

C539
10nF

Vout

AGND

2

Vout

3

3

(A)

240R

R502

(A)

(A)

R501
240R

3

D505
3V3 1.3W

C534
104K

C535
104K

Q502
2SA950Y

C513
10u/25V

(A)

(A)

C512
10u/25V

Vin

U501
7805
3

K502A
RELAY

DGND

C513
104K

R517
470R

R518
470R

C710
100u/6.3V

DGND

C511
470u/10V

D511
5V6 1/2W

R523
47K

C522
3u3/50V

AGND

2

Vout

A+5V

A-12V

A+12V

-22V

C514
104K
F1

F2

D+5V

NOT E : 1. R E S IS TOR S , AR E C AR B ON F ILM 5% 1/8W UNLE S S
OT HE R WIS E S P E C IF IE D.
2. C E R AMIC C APAC ITOR S , AR E 50V 10%. UNLE S S
OT HE R WIS E S P E C IF IE D.

C527
1000u/10V

C538
10u/25V

C537
10u/25V

1

C533
1000u/10V

D+8V
K502B
RELAY

C521 D510
3u3/50V 22V 1/2W

R520
470R

R510
1K2

C525 C508
3 104K 470u/10V

C510
C561
100u/16V 22u/35V

U502
LM317T

R503
2K2

Vin

U503
LM337T

1

D506
1N4001

C525
470u/25V

(A)

C545
104K

Vin

U507
7808

D508
1N4001
D507
1N4001

C560
100u/25V

DGND

C529
C528
3300u/16V 104K 1

C507
1000u/25V

(A)

(A)

C506
1000u/25V

C540
104K

D517
1N4001

D516
IN4001

C541
104K

GND

C543
104K

GND
GND
GND

C800 4700p
GND

M810
TLN120A150W3R0
1
3

P OWE R

K501B RELAY

IC BLOCK DIAGRAM
MAIN BOARD
U101: CXA2581N
A

8

7

6
AC
SUM
RFG

24 26 25

EQ

+

+

EQ_ON/OFF

23

AC
VCA

RW/ROM

VC

3

+

RW/ROM

4

VC

+

DVcc

DVcc

BST
RFC
VFC

15 RFAC

30 DC_OFST

29 RFDCI

28 RFDCO

17 FEI

16 FE

18 TE

21 CEI

19 TE_BAL

RW/ROM

DVcc
20 CE

27 CH4OUTF

F

LEVEL
SHIFT

3
REV

26 CH4OUTR

R

4

CH1FIN

5

VREFIN

6

23 VBIN

VREFOUT

7

22 VCC

8

V+

7

OUT B

3

6

_In B

4

5

+In B

Out A

1

-In A

2

+In A

190K

+

INTER
FWD FACE

V-

24 VSIN

+
-

100K

8

9 FWD
INTER
REV FACE
CH2RIN 10

A
— +

B
+ —

25 VBIN

THERMAL
SHUTDOWN
CIRCUIT

MAIN BOARD
U403: TC74HC00AP
A1

1

14

VCC

B1

2

13

B4

Y1

3

12

A4

A2

4

11

Y4

B2

5

10

B3

Y2

6

9

A3

GND

7

8

Y3

21 VCC
FWD 20 CH3FIN
INTER
FACE REV 19 CH3RIN

CH2FIN

R

R

RCIN2 11

18 RCIN3
F

F

CH2OUTR 12

17 CH3OUTR

CH2OUTF 13
GND 14

EQ_IN

28 GND

CH1RIN

GND

B

DVcc

+

+

VOFST

13 DVcc

RCIN1

DVC
VOFST
RW/ROM
VC

RW/ROM

VOFST

RW/ROM

DVC

DVC
+

VC

+
2

9

VC
+
-

+

+

Vcc
DVC

CH1OUTR

C

gm

VC

VC
RW/ROM
APC-OFF (Hi-Z)
DVC
RW/ROM
VC
(H/L)

+

14
1

AC_SUM

MAIN BOARD
U305, U306: OPA2134

MAIN BOARD
U202: BA6392FP
CH1OUTF

D

F 10

gm

VOFST

B

C
A

D

APC
VC

27

DVC

E 11

2

Vcc

5

VC

SW 12

PD

1

22

GND

LD

Vcc

16 CH3OUTF
DRIVE
MUTE

15 MUTE
25K

25K

- 19 -

4 SYSM

63 BCK

62 PCMD

61 LRCK

19 C2PO

15 WFCK

64 EMPH

18 GFS

37 XTSL

16 XUGF

MAIN BOARD
U201: CXD3017Q

DAC Block
36 TES1
Clock
Generator
EFM
demodurator

RFAC 51

BIAS 50

Asymmtery
Corrector
16K
RAM

FILO 54

80 LMUT
Timing
Logic

66 XTAI
67 XTAO

3rd-Order
Noise Shaper

Sub Code
Processor

Digital
PLL

79 RMUT

Serial-In
Interface
Over sampling
Digital Filter

XPCK 17
FILI 55

3 XRST
D/A
Interface

ASYI 49
ASYO 48

35 TEST

Error
Corrector

Digital
OUT

PWM

PWM

PCO 56

Digital
CLV

+
-

MDP 26
LOCK 25

+
-

CLTV 53

SENS 8
DATA 5
Servo
Auto
Sequencer

SPOA 12

70 AOUT1
+
-

CPU
Interface

+
-

XLAT 6
CLOK 7

71 AIN1
72 LOUT1

SPOB 13

77 AOUT2

XLON 14

76 AIN2

SCOR 20

75 LOUT2

SQSO 1
SQCK 2

60 DOUT

Signal Processor Block
Servo Block

9 SCLK
21 COUT

SERVO
Interface

27 SSTP
11 ATSK
22 MIRR

MIRR
DFCT
FOK

RFDC 43

23 DFCT
24 FOK

CE 42
SERVO DSP

TE 41
SE 40
FE 39

OPAmp
A/D
Analog SW Converter

VC 38

PWM GENERATOR

FOCUS SERVO

FOCUS PWM
GENERATOR

32 FFDR

TRACKING
SERVO

TRACKING PWM
GENERATOR

30 TFDR

SLED SERVO

SLED PWM
GENERATOR

28 SFDR

ADIO 44

IGEN 46

- 20 -

33 FRDR
31 TRDR
29 SRDR

64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41

P20/BUZ02/FLD0
P21/FLD1
P22/FLD2
P23/FLD3
P24/FLD4
P25/FLD5
P26/FLD6
P27/FLD7
P00/FLD8
P01/FLD9
P02/FLD10
P03/FLD11
P04/FLD12
P05/FLD13
P06/FLD14
P07/FLD15
P10/FLD16
P11/FLD17
P12/FLD18
P13/FLD19
P14/FLD20
P15/FLD21
P16/FLD22
P17/FLD23

MAIN BOARD
U301: M38B57MC

65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80

40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25

P30/FLD24
P31/FLD25
P32/FLD26
P33/FLD27
P34/FLD28
P35/FLD29
P36/FLD30
P37/FLD31
P80/FLD32
P81/FLD33
P82/FLD34
P83/FLD35
VEE
P84/FLD36
P85/RTP0/FLD37
P86/RTP1/FLD38

P75/AN5
P74/AN4
P73/AN3
P72/AN2
P71/AN1
P70/AN0
P61/CNTR0/CNTR2
P60/CNTR1
P47/INT2
RESET
P91/XCOUT
P90/XCIN
VSS
XIN
XOUT
VCC
P46/T3OUT
P45/T1OUT
P44/PWM1
P43/BUZ01
P42/INT3
P41/INT1
P40/INT0
P87/PWM0/FLD39

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

P57/SRDY2/SCLK22
P56/SCLK21
P55/TXD
P54/RXD
P53/SCLK12
P52/SCLK11
P51/SOUT1
P50/SIN1
AVSS
VREF
P6t/SSTB1/AN11
P64/INT4/SBUSY1/AN10
P63/AN9
P62/SRDY1/AN8
P77/AN7
P76/AN6

8

I/O ports

8

Port P0(8)

8

Port P1(8)

Port P2(8)

8
Port P3(8)

1
Port P4(8)

Build-in peripheral functions
A-D converter
(10-bit X 12 channel)
Serial I/O
Serial I/O1(Clock-synchronized)
(256 byte automatic transfer)

Timers

System clock generation

Timer X(16-bit)
Timer 1(8-bit)
Timer 2(8-bit)
Timer 3(8-bit)
Timer 4(8-bit)
Timer 5(8-bit)
Timer 6(8-bit)

XIN-XOUT
(main-clock)
XCIN-XCOUT
(sub-clock)

Serial I/O2
(Clock-synchronized or UART)

Memory

PWM1(8-bit)

CPU core

PWM0(14-bit)

ROM
Buzzer output
Watchdog timer

FLD display function

RAM

40 control pins
(36 high-breakdown voltage ports)

Port P5(8)
8

Interrupt interval
determination function

Port P6(6)

Port P7(8)

6

8

- 21 -

Port P8(8)
8

Port P9(2)
2

7

VCC2L
AGND2L
VCC2R
AGND2R

MAIN BOARD
U302: PCM1732

LRCIN

1

28 ML/I2S

DIN

2

27 MC/DEM

BCKIN

BCKIN

3

LRCIN

CLKO

4

26 MD/FSS
25 MUTE

XTI

5

24 MODE
23 CS/1WO

XTO

6

DGND

7

VDD

8

HDCD

9

PCM1732U

DIN

Serial
Input
I/F

22 RST
21 ZERO

HDCD
8X
Oversampling
Digital Filter with

20 GAIN

VCC2R 10

19 VCC2L

AGND2R 11

HDCD
Amplitude
Decoding

HDCD
Hidden
Code
Recovery

Enhanced
Multi-level
Delta Signal
Modulator

17 EXTL

EXTR 12

16 VOUTL

AGND1 14

15 VCC1

ML/I2S
MC/DEM
MD/FSS
CS/IWO
MODE
MUTE
RST

Mode
Control
I/F

VOUTL
EXTL

DAC

Low-pass
Filter

VOUTR
EXTR

Power-On Reset

SCK
Crystal/OSC

Power Supply

CLKO

VCC1 AGND1 VDD DGND

INPUT

MAIN BOARD
U402: NADLINK (MASKED)

Vcc

GND

18

9

10

P23
P22
P21
P20
GND
P02
P01
P00
P33

Counter
Timers (2)

ALU
OTP
FLAG

Interrupt
Control
Flegister
Pointer
Two Analog
Comparators

MAIN BOARD
U501, U506, U507: 78XX

XTAL

Machine
Timing & Inst.
Control

Port 3

1

ZERO

BPZ Control

XTI XTO

General-Purpose
Register File

Port 2

Port 0

I/O
(Bit Programmabel)

I/O

OUT
IN

Low-pass
Filter

18 AGND2L

VOUTR 13

P24
P25
P26
P27
P28
XTAL 2
XTAL 1
P31
P32

DAC

GND

- 22 -

Program
Counter

TROUBLESHOOTING GUIDE
SET POWER SWITCH TO ON.
NO
IS POWER TURNED ON ?

CHECK FUSES
M507, M512-M514 OPEN ?

NO

CHECK POWER SUPPLY
CIRCUIT NORMAL ?
YES

YES
YES

NO
CAN TRAY BE OPENED ?
YES

IS OSCILLATOR CIRCUIT
OSCILLATING ?

M507,M512-M514 DEFECTIVE

NO

IS THERE OPEN/ CLOSE KEY SIGNAL
INPUT ? U401 PIN 66, 65

NO

NO

POWER SUPPLY PATTERNS OPEN
OR U501-U507 DEFECTIVE.

NO
CRYSTAL X301 DEFECTIVE.

M101 SWITCH, DEFECTIVE
OR PATTERN AND CONNECTOR OPEN.

YES
CHECK OPEN/ CLOSE SIGNAL AT U401

CAN TRAY BE CLOSED ?

TRAY OPEN

PIN 65
H

PIN 66
L

TRAY CLOSE

L

H

NO
MICROPROCESSOR IC U401 DEFECTIVE.

YES
IS LOADING MOTOR DRIVE CIRCUIT
OPERATION NORMAL ?

YES

NO

MOTOR DRIVE TRANSISTOR Q104,
Q105, Q106, Q107 DEFECTIVE.

YES
LOADING MOTOR AND LEAD WIRE DEFECTIVE
OR LOADING PART OF MECHANISM DEFECTIVE.

U101 DEFECTIVE.
NO

NO
DOES INITIAL READING OCCUR ?

NO

NO

CHECK LASER LIGHT ?

DOES LENS MOVE UP AND DOWN ?

YES

YES
RF SIGNAL OUTPUT ?

CHECK LASER CIRCUIT CORRECT ?

YES

YES

YES

FEED MOTOR OR WIRING DEFECTIVE.

CONNECTION OR PICKUP DEFECTIVE.
NO

U101 DEFECTIVE.

CAN DISC BE PLAYED ?

NO

NO

CHECK TRACKING SERVO CIRCUIT CORRECT ?

SERVO IC U101 OR U202 DEFECTIVE.

YES
YES

CHECK DISC OR MECHANISM AND CONNECTOR
NO

AUDIO OUTPUT IS CORRECT ?

NO
IS POWER SUPPLY NORMALLY ?

CHECK POWER SUPPLY PATTERNS.

YES
NO
M302 OR U302 DEFECTIVE.

CHECK CLOCK PULSE AT PIN4 OF U302
YES
CHECK OUTPUT PULSE AT PIN 61,62,63 OF U201

NO
IC U201 DEFECTIVE.

YES
YES

NO
CHECK OUTPUT SIGNAL AT PIN 13,16 OF U302

IC U302 DEFECTIVE.

YES
NO
CHECK OUTPUT SIGNAL AT PIN 1,7 OF U305, U306

IC U305 OR U306 DEFECTIVE.

YES
NO
CHECK MUTE CIRCUIT Q301, Q302, Q303, Q304
YES
OK

LINE OUT PLUG OR PATTERNS DEFECTIVE.

- 23 -

MUTE CIRCUIT DEFECTIVE.

CHECK FOCUS SIGNAL OUTPUT ?
YES
CHECK CONNECTION OR PICKUP.

ELECTRICAL PARTS LIST
Reference No.

Part No.

Description

PCB-N0A70C-DISP

PCB ASSY DISP N0A70C

7009-9620-0
7010-2224-0

CONN WIRE ASSY 12P 100MM
CONN WIRE ASSY AWG28

1725-711A-0000

PCB KEY N0A7XC C542

4134-8701-0
4152-4841-1
3700-5810-R
4816-043T-3
2460-1870-0

HOLDER, VFD CORNER
BLACK CUSHION (EL/LCD)
LED RED 5X5MM RT
IR SENSOR PIC-26043TM2
VFD 6-BT-271GK

PCB-N0A70C-KEY

PCB ASSY KEY N0A70C

RESISTOR
R301,R306,R307
R302,R303
R304,R305

4701-102J-2
4701-622J-2
4701-202J-2

RCF 1/8W 1K 5% AT
RCF 1/8W 6.2K 5% AT
RCF 1/8W 2K 5% AT

SWITCH
M101-M110

5200-3538-0

SWITCH, TACT SKHHBY 7MM

WIRE
M120A

7012-6347-0

CONNECTOR WIRE ASSY

1725-191B-0000

PCB KEY N0A70C

PCB-N0A70C-LED

PCB ASSY LED N0A70C

DISP ASSY
PC BOARD

WIRE
M505A
M506A
PC BOARD

MISCELLANEOUS
0017
0024
LED1
M113
M501

KEY ASSY
PC BOARD

PC BOARD

LED ASSY
PC BOARD

- 24 -

Reference No.

Part No.

Description

LED
D304

3700-3517-RG

LED RED/GREEN (L-469HGW)

WIRE
M301A

7703-1280-2004

CONN.ASSY 3P P2.5 L=280

1725-201B-0100

PCB MAIN N0A70C C542

LIVE ASSY
PC BOARD
*AH
*CE

PCB-N0A70C-LIVE
PCB-N0A71C-LIVE

PCB ASSY LIVE N0A70C
PCB ASSY LIVE N0A71C

SWITCH
M802

5200-3151-0-01

POWER SWITCH

1725-201B-0100

PCB MAIN N0A70C C542

8910-0049-0
4132-1071-0
1806-2170-0

CAP400V 4700P
TERMINAL PIN
EMI FILTER TLN12UA

PCB-N0A70C-MAIN

PCB ASSY MAIN N0A70C

150F-104K-2-FC

CC 50V 0.1UF 10% AT

157C-107M-5-IUE
157F-225M-5-IUNK
150F-221K-2-FC
150F-103K-2-FC
150F-331K-2-FC
153F-152J-5-JM
15CH-270J-5-GG
150F-471K-2-FC

CE 10V 100µF 20% RL 5X11
CE 50V 2.2µF 20% RL 5X11
CC 50V 220pF 10% AT 3.5x2
CC 50V 0.01µF 10% AT 3.5x2
CC 50V 330pF 10% AT 3.5x2
CM 50V 1500PF 5% RL 5.5x7
CTC 0/60 27pF 5% RL 4x4
CC 50V 470pF 10% AT 3.5x2

PC BOARD

PC BOARD

MISCELLANEOUS
C800
M801,M806
M810 *CE

MAIN ASSY
PC BOARD

CAPACITOR
C102,C103,C207,C208,C210,
C213,C217,C222,C227,C228,
C304,C322,C386,C409,C412,
C413,C416,C417,C450,C528
C105-C110,C230
C111
C201,C204
C203,C216,C221
C206
C209,C223
C211,C212,C414,C415
C214,C215

- 25 -

Reference No.

Part No.

Description

C218
C219,C220
C226
C229
C303,C370
C305
C306,C514,C515
C307
C308,C325,C334,C418,C420
C310,C710
C320,C321,C323,C324,C332
C328,C329
C352,C353
C356,C357
C362,C363
C366,C367
C371-C374,C527
C375,C376
C377,C378
C383
C384
C385
C387,C419,C539,C544
C407
C506,C507
C508,C533
C510
C511
C512,C513,C537,C538
C521
C522
C525
C529
C560
C561
C713

150F-101K-2-FC
150F-474M-5-II
157F-334M-5-GMK
157D-477M-5-OVK
153F-103J-5-IM
157D-227M-5-OMK
150F-104K-5-II
157C-476M-5-IMK
157D-106M-5-GMK
157B-107M-5-KMK
157D-106M-5-IUF3
15CH-200J-5-GG
158F-101J-5-KW
153F-272J-5-JM
153I-472K-9-NL
158F-681J-5-KW
157D-477M-5-X9F3
157E-107M-5-S5C
153I-224J-9-NL
157C-226M-5-IUK
150F-102K-2-FC
150F-222K-2-GD
153F-103K-5-IM
157D-228M-5-X9E
157E-108M-5-5$F3
157C-108M-5-S5K
157F-107M-5-OVK
157C-227M-5-OMK
157E-106M-5-IUF3
157F-226M-5-IUK
157Q-476M-5-LUA
157C-108M-5-X&F3
157D-338M-5-5&K
157E-107M-5-KUK
157D-107M-5-KUK
153F-223K-5-LQ

CC 50V 100pF 10% AT 3.5x2
CC 50V 0.47µF 20% RL 5X5
CE 50V 0.33µF 20% RL 4x7
CE 16V 470µF 20% RL 8x11.5
CM 50V 0.01µF 5% RL 5X7
CE 16V 220µF 20% RL 8x7
CC 50V 0.1µF 10% RL 5x5
CE 10V 47µF 20% RL 5X7
CE 16V 10µF 20% RL 4x7
CE 6.3V 100µF 20% RL 6x7
CE 16V 10µF 20% RL 5X11
CTC 0/60 20pF 5% RL 4x4
CP 50V 100pF 5% RL 6x12
CM 50V 2700PF 5% RL 5.5x7
CM 63V 0.0047µF 10% RB 7.5x6.5
CP 50V 680pF 5% RL 6x12
CE 16V 470µF 20% RL 12.5x20
CE 25V 100µF 20% RL 10x16
CM 63V 0.22µF 5% RB 7.5x6.5
CE 10V 22µF 20% RL 5X11
CC 50V 1000pF 10% AT 3.5x2
CC 50V 0.0022µF 10% AT
CM 50V 0.01µF 10% RL 5x7
CE 16V 2200µF 20% RL 12.
CE 25V 1000µF 20% RL 12.5x20
CE 10V 1000µF 20% RL 16x31.5
CE 50V 100µF 20% RL 10x16
CE 10V 220µF 20% RL 8x7
CE 25V 10µF 20% RL 5X11
CE 50V 22µF 20% RL 5X11
CE 35V 47µF 20% RL 6.5X11
CE 10V 1000µF 20% RL 12.5x25
CE 16V 3300µF 20% RL 16x25
CE 25V 100µF 20% RL 6.3x11
CE 16V 100µF 20% RL 6.3x11
CM 50V 0.022µF 10% RL 6.5x9

COIL
L101,L102,L302
L201
L301

1801-100K-M
1801-270K-M
1802-0450-0

COIL 10µH 10% BL7.0
COIL 27 µH,10%,AL,BL7
DIGITAL COIL

WAFER/CONNECTOR
M102
M120B

2101-1382-0
2102-051S-004

CONNECTOR FLEXIBLE 16P
5P ST.WAFER

- 26 -

Reference No.

Part No.

Description

M301B
M502
M505B
M506B

2102-031S-004
2101-1811-0
2102-121S-004
2102-161S-004

3 PIN ST. WAFER
8P PIN CONNECTOR P=3.96
12P ST.WAFER
16P ST WAFER P=2.5

JACK
M313,M315
M317
M318
M319

2113-1743-0
2113-1300-0
2113-1170-0
2113-1121-0

MONO JACK HTJ-035-12E
2P RCA JACK W/R AU
1P RCA JACK YL AU
2P RCA JACK Y/Y AU

CRYSTAL
M302

2300-1910-0

X'TAL 16.9344MHZ

2954-2608-3000
2954-3008-0000

SCREW BT 2.6X8 BLACK
TAPPING 3X8MM B-TITE

IC
U101
U201
U202
U301
U302
U305,U306
U402
U403
U501,U506
U502
U503
U507

3131-8030-0
3131-8000-0
3131-8040-0
3131-8010-1
3131-9380-0
3131-7620-0
3130-9320-0
3130-4160-0
3130-2020-3
3130-5610-0
3130-5620-0
3130-2790-1

IC CXA2581N ASP FOR CD S
IC CXD3017Q DSP FOR CD
IC BA6392FP 4-CHANNEL
IC M38B57MC MICRO MASK
IC PCM1732 HDCD DIA
IC OPA2134PA DIP OP AMP
IC NADLINK (MASKED)
IC TC74HC00AP DIGITAL
IC 7805 REG 5V 1.5A
IC LM317T+ADJ REGULATOR
IC LM337T-ADJ REGULATOR
IC NJM7808FA +8V REG

RELAY
K501,K502

4500-0200-1

RELAY 2P2T BT-12S 12VDC

4701-100J-2
4711-101A-2

RCF 1/8W 10R 5% AT
RMF 1/8W 100R 1% AT

R1,R111,R201,R316,R327,R328,
R329,R331,R333,R334,R337,
R355,R356,R358,R362,R377,
R378,R381,R382,R394,R395,
R396,R397,R407,R412

4711-472A-2

RMF 1/8W 4.7K 1% AT

R103,R104

4711-203A-2

RMF 1/8W 20K 1% AT

SCREW

RESISTOR
J178,R227,R3,R408,R409,R411

- 27 -

Reference No.

Part No.

Description

R105,R110,R30-R310
R106

4711-302A-2
4711-154A-2

RMF 1/8W 3K 1% AT
RMF 1/8W 150K 1% AT

R107,R212,R220,R225,R311,
R373,R374,R410,R414

4711-104A-2

RMF 100K 1/8W 1% AT

R108
R109,R119,R218,R219,R322
R112,R113,R114
R115
R116,R117

4711-683A-2
4711-153A-2
4711-512A-2
4711-182A-2
4711-123A-2

RMF
RMF
RMF
RMF
RMF

R118,R213,R224,R230,R312,
R321,R335,R336,R338,R357,
R361,R403

4711-103A-2

RMF 1/8W 10K 1% AT

R121-R124,R202-R207,
R209-R211,R217,R315,R317,

4711-102A-2

RMF 1/8W 1K 1% AT

4701-4R7J-C
4711-822A-2
4711-333A-2
4711-105A-2
4711-332A-2
4711-471A-2
4711-561A-2
4711-1522-2
4711-152A-2
4711-222A-2
4711-750A-C
4711-151A-C
4711-223A-2
4711-752A-2
4711-473A-2
4711-241A-2

RCF 1/8W 4.7R 5% ATS
RMF 1/8W 8.2K 1% AT
RMF 1/8W 33K 1% AT
RMF 1/8W 1M 1% AT
RMF 1/8W 3.3K 1% AT
RMF 1/8W 470R 1% AT
RMF 1/8W 560R 1% AT
RMF 1/8W 15.2K 1% AT
RMF 1/8W 1.5K 1% AT
RMF 1/8W 2.2K 1% AT
RMF 1/8W 75R 1% ATS
RMF 1/8W 150R 1% ATS
RMF 1/8W 22K 1% AT
RMF 1/8W 7.5K 1% AT
RMF 1/8W 47K 1% AT
RMF 1/8W 240R 1% AT

4804-0010-2

DIODE 1N4001 AT

D301-D303,D307,D308,D404,
D409,D411-D415,D426,D431

4804-1480-2

DIODE 1N4148 AT

D305
D403

4805-3930-2
4837-3V36-2
4837-5B61-2
4808-18R0-2
4840-1140-0
4837-22D1-2

DIODE 1N5393 200V 1.5A
DZ 1/2W +-5% 3.3V TEMIC
DZ 1/2W 5.45-5.73 ROHM
DIODE IN5818R-ND AT
ZD 1.3W 3.3V 5% AT
DZ 1/2W 21.52~22.63V

1/8W
1/8W
1/8W
1/8W
1/8W

68K 1% AT
15K 1% AT
5.1K 1% AT
1.8K 1% AT
12K 1% AT

R332,R402
R125,R215
R214
R223
R226
R228,R229
R318,R320,R517,R518,R520
R319
R359,R360
R363,R364
R367,R368,R371,R372,R503,R504
R375,R376,R379,R380,R384
R383
R405
R406,R415
R413,R416,R523
R501,R502
DIODE

D501-D504
D505
D510

- 28 -

Reference No.

Part No.

Description

TRANSISTOR
Q101,Q104,Q105
Q103,Q106,Q107,Q307-Q312
Q301-Q304
Q401,Q403
Q402
Q404
Q405
Q502

4860-0060-5
4860-0050-5
4860-1780-5
4860-0660-5
4851-012F-5
485A-114E-5
485C-114E-5
485A-950Y-5

TR
TR
TR
TR
TR
TR
TR
TR

SWITCH
M314

5200-3171-0-01

DPDT SLIDE

HEATSINK
U501-U503,U506,U507

5400-9130-0

HEAT SINK FOR 7805 2438-

WIRE
M101
M102C
M105A

7012-6536-0
7012-6232-0
7012-6538-0

CONN WIRE ASSY 5PIN P2.0
WIRE CON 16P P=1.0
CONN WIRE ASSY 6PIN P2.0

1725-201B-0100

PCB MAIN N0A70C C542

4132-1061-0
4152-9052-0
4152-9042-0
2704-0060-0
4811-F32T-3
2703-0190-0
4131-9131-0
2601-2608-0601
2703-0150-1

SOLDER TAG
CRYSTAL CUSHION (BOTTOM)
CRYSTAL CUSHION (TOP)
EMC FILTER
LIGHT TX UNIT GP1F32T
CR RESONATOR
FUSE HOLDER 6.5MM PITCH
FIBRE WASHER M2.6 0.8T
CR4.00MHE,CSTLS4M00G55-B

SS8550 C/D SAMSUNG RL
SS8050 C/D SAMSUNG RL
2SD655F HFE:600-1200
2SA1015 (G.R.) RL
2SD1012F/G HFE
DTA114ESA ROHM
DTC114ES
2SA950-Y HFE 100-200

PC BOARD

MISCELLANEOUS
GND1
M302
M302
M303
M316
M402
M507,M512,M513,M514
U502,U503

NOTE:

-

The components identified by
mark are critical for risk of fire and electrical shock.
Replace only with part number specified.
<*AH >
: USA, Canadian model only.
<*C >
: European model only.
Capacitors : CP-Polystyrene, CM-Mylar, CE-Electrolytic, CC-Ceramic, CTC-NPO.
Resistors : RMF-Metal Film, RCF-Carbon Film, RWR-Wirewound Metal Oxide.

- 29 -

MECHANISM EXPLODED VIEW
WSL-2130CCM
27
11

10

3
1
24
(x2)

15
21
(x4)

9
28
29

30

22
(x2)

31
23
(x2)

8

26
(x4)

14
32
20

25
(x2)
26

25
(x2)

4

6
5

7
13

18
(x2)
12
17

2
16

19

- 30 -

MECHANISM EXPLODED VIEW PARTS LIST
Item

Part No.

Description

Qty

1

4102-9000-0

Outside Main Chassis

1

2

4102-9001-0

Tray

1

3

4102-9002-0

Subchassis

1

4

4102-9003-0

Chucking Plate

1

5

4102-9004-0

Drive Gear

1

6

4102-9005-0

Control Cam

1

7

4102-9006-0

Chucking Pulley

1

8

4102-9007-0

Gear Cover

1

9

4102-9008-0

Tray Gear

1

10

4102-9009-0

Intermediate Gear

1

11

4102-9010-0

Loading Pulley

1

12

4102-9011-0

Motor Pulley

1

13

4102-9012-0

SW Pin

1

14

4102-9013-0

Chucking Yoke

1

15

4102-9014-0

Optical Pickup Unit

1

16

4102-9015-0

Loading PWB

1

17

4102-9016-0

Motor RF-500TB-14415

1

18

4102-9017-0

Leaf Switch

1

19

4102-9018-0

Connector pin (5P)

1

20

4102-9019-0

Magnet

1

21

4102-9020-0

Insulator

4

22

4102-9021-0

Coil Spring (Front)

2

23

4102-9022-0

Coil Spring (Rear)

2

24

4102-9023-0

Screw-Motor M2.6x2.5

2

25

4102-9024-0

Screw M2.6x7

2

26

4102-9025-0

Screw Washer Based M2.6x16

4

27

4102-9026-0

Rubber Belt

1

28

4102-9027-0

Center Ring

1

29

4102-9028-0

Turn Table

1

30

4102-9029-0

Gear (A)

1

31

4102-9030-0

Motor Gear

1

32

4102-9031-0

Damper

1

- 31 -

M500

EXPLODED VIEW

- 32 -

EXPLODED VIEW PARTS LIST
Item

Part No.

Description

0001 *AH GREY/*CE GREY

1466-5103-0

FASCIA BLACK (C542)

0001 *AH TI/*CE TI

1466-5104-1

FASCIA SILVER (C542)

0002

1402-3783-2

STRAP (C542)

0003 *AH GREY/*AH TI

1402-3526-1

CHASSIS C542(AH)

0003 *CE GREY/*CE TI

1402-3527-1

CHASSIS C542(C)

0005 *AH GREY/*CE GREY

1402-3531-0

TOP COVER BLACK (C542)

0005 *AH TI/*CE TI

1402-3532-0

TOP COVER SILVER (C542)

0006 *AH GREY/*CE GREY

2442-1002-0

POWER BUTTON BLACK

0006 *AH TI/*CE TI

2442-1003-0

POWER BUTTON SILVER

0007 *AH GREY/*CE GREY

4154-4192-1

CD DOOR BLACK (C521BEE)

0007 *AH TI/*CE TI

4154-4194-1

CD DOOR SILVER (C521BEE)

0008

3716-4318-0

WINDOW LENS C542

0010 *AH GREY/*CE GREY

2444-1203-0

BUTTON TRIO BLACK

0010 *AH TI/*CE TI

2444-1204-0

BUTTON TR10 TITANIUM

0013

4157-0501-1

RUBBER FOOT

0014

4151-9461-0

STRAIN RELIEF BUSHING

0018

4152-4641-1

CUSHION FOOT W/RUBBER WA

0019 *AH TI/*CE TI

2444-1904-0

DUO BUTTON TITANIUM

0019 *AH GREY/*CE GREY

2444-1903-0

DUO BUTTON BLACK

0024

3714-5706-0

LED LENS (412) CLEAR SAN

0027

4104-3721-0

TRANSFORMER BRACKET

0101 *AH GREY/*AH TI

7009-3100-2

AC CORD 18AWGX2

0101 *CE GREY/*CE TI

7009-3110-0

AC CORD (SEMKO)

0102 *CE GREY/*CE TI

1808-0130-0

FERRITE CODE D19XT10

0201 *AH TI/*CE TI

2900-4006-2010

SCM PW M4X6 RECESS WHITE

0201 *AH GREY/*CE GREY

2900-4006-3010

M4X0.5PX6MM W/FLAT

0202 *AH TI/*CE TI

2954-3010-4000

ST SCREW 3X10 BH

0202 *AH GREY/*CE GREY

2954-3008-3000

T3X8MM SELF TAPPING

0204

2954-3008-3000

T3X8MM SELF TAPPING

0205

2954-3008-0000

TAPPING 3X8MM B-TITE

0206

2954-3008-3000

T3X8MM SELF TAPPING

0207

2954-3008-3000

T3X8MM SELF TAPPING

0208

2842-3367-0

METAL WASHER

0209

2900-4006-3010

M4X0.5PX6MM W/FLAT

0210

2954-3008-0000

TAPPING 3X8MM B-TITE

- 33 -

Item

Part No.

Description

0211

2904-3006-0000

SCREW M3X6

0213

2954-3008-3000

T3X8MM SELF TAPPING

0216

2954-3008-0000

TAPPING 3X8MM B-TITE

0218

2954-3008-0000

TAPPING 3X8MM B-TITE

0219

2904-3006-3000

SCREW M3X6 BINDING (BLK)

0225

2954-3008-0000

TAPPING 3X8MM B-TITE

0226

2954-2006-0000

TAPPING SCREW 2X6

0227

2954-2608-0000

SCREW BT 2.6X8

0228

2600-4008-0973

FLAT WASHER M4X0.8X9.7

2601-3004-0801

FIBRE WASHER

0230

2954-3008-0000

TAPPING 3X8MM B-TITE

0301

4151-9411-0

CUSHION 130X10X1MM

0304

1463-160B-1

CD TRANSIT LOCK (ED)

0309

3100-5101-0

PC SHEET 50X7X0.25

0311

4152-0241-0

PAD CORK 15X12X3MM GRAY

0315

3100-5101-0

PC SHEET 50X7X0.25

0316

4154-1371-0

PC SHEET 14X260X0.5 THK

0500 *AH GREY/*AH TI

3000-4290-0

LABEL, BLANK 45X10

0500 *AH GREY/*AH TI

3005-0360-2

RIBBON 60MMX600M TEC

0501

3009-1689-0

CD LASER LABEL YELLOW

0502

3000-4205-0

LABEL, CD WARNING

M500

1806-2512-0

TRANSFORMER N0870C I/P

NOTE:

-

The components identified by
mark are critical for risk of fire and electrical shock.
Replace only with part number specified.
<*AH >
: USA, Canadian model only.
<*C >
: European model only.

- 34 -

PACKING DIAGRAM

ITEM
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.

PART NO.

DESCRIPTION

1435-8401-0-2
1490-3783-2
1497-1062-0
1497-1302-0
1497-1332-1
1497-1432-0
4301-7073-0
2103-7302-1
4060-0530-0
8912-0038-0
1405-2520-0

CARTON BOX C542
POLYFORM ENDCAP
POLYBAG MANUAL
POLYBAG
POLYBAG
EPE BAG (412)
INSTRUCTION MANUAL
RCA PLUG (MALE)
GREENCELL 3A SIZE GP24G2
REMOTE CONTROL C521BEE
WHITE PAPER

Q’TY
1
2
1
1
1
1
1
1
2
1
1

Proprietary information for servicing purposes only. The information herein may not be used commercially without the prior written agreement of NAD Electronics International, Toronto, Canada.
- 35 -

COMPACT
DISC PLAYER

NAD ELECTRONICS INTERNATIONAL
TORONTO

SERVICE MANUAL C 542

© NAD 2003



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Format                          : application/pdf
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Title                           : C542_SM-1021
Author                          : Kenny Lu
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