Arcam DiVA CD73 Service Manual Download

Page: 13 / 36

CD73

COMPACT DISC PLAYER

- 13 -

DISPLAY

SCHEMATIC DIAGRAM

PA5

PA4

PA3

PA2

PA1

PA0

P97

P96

P95

P94

P93

P92

P91

P90

P83

P82

CNVSS

RESET

P81

P80

VSS

XIN

XOUT

VCC

P77

P76

P75

P74

P73

P72

P71

P70

P67

P66

P65

P64

P63

P62

P61

P60

P57

P56

P55

P54

P53

P52

P51

P50

P47

P46

P45

P44

P43

P42

P41

P40

P37

P36

P35

P34

P33

P32

P31

P30

FLD23

FLD22

FLD21

FLD20

FLD19

FLD18

FLD17

FLD16

FLD15

FLD14

FLD13

FLD12

FLD11

FLD10

FLD9

FLD8

FLD7

FLD6

FLD5

FLD4

FLD3

FLD2

FLD1

FLD0

VEE

PB6

PB5

PB4

PB3

PB2

PB1

PB0

AVSS

VREF

PA7

PA6

100

U701
M38B79

14G

13G

12G

11G

10G

P10

P11

P12

P13

P14

P15

P16

P17

P18

P19

P20

P21

M701

CD73VFD

X701A

4MHZ

C702

20pF

SW701

OPEN

R702

680R

R703

R704

1K5

R705

2K2

R706

3K3

R707

6K8

R708

10K

SW702

PLAY

SW703

STOP

SW704
PAUSE

SW705

SW706

SW707

SW708
NEXT

R709
10R

R701

6K8

C703
10uF

XLAT

SQCK

SQSO

CLOK

DATA

RESET

SCLK
SENS

SCOR

RMIN

LOAD

UNLD

DISCO

DI/SW

CD/CDR

1/2X

SYSM

MUTE

+5V(D)

-30VF

DAT

GND

VCC

M702
IR

+5V(D)

R710

C705

47uF/10V

R712

R713 10K

+5V(D)

IRIN

C704

103

Q701

8050

R714
10K

R716 560

LED701

STANDBY & POWER ON

R715 560

R717

10K

+5V(D)

TRIGIN

STANDBY

TGAUTO

TRIG

DGND

M703
35PIN

+5V(D)

DGND

IRIN

SYSM

MUTE

DI/SW

DISCO

LOAD

RMIN

SCOR

CLOK

TRIGIN

STANDBY

XLAT

SOCK

SQSO

DATA

SCLK

RESET

CD/CDR

(TO MAIN BOARD M403)

1/2X

UNLD

SENS

-30VF

R720

4K7

R721

4K7

DGND

R719
3K3

R718
3K3

DGND DGND

L701

10uH

C706
103

TRIGSW

R722

47K

R723

47K

R722

47K

R722

47K

R722

47K

-30V

TRIGSW

C713

10u/6.3V

C714

104

C701

20pF

D701

IN4148

R727 NF

R711 0R0

XRST

C715
NF

DGND

1
2
3

M705

DGND

SNAP OFF BOARD

LED

M704

(FROM M704)

(TO M705)

NOTE:

1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS

OTHERWISE SPECIFIED.

2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS

OTHERWISE SPECIFIED.

Summary of Contents for DiVA CD73

Page 1: ...STRUCTIONS 4 BLOCK DIAGRAM 5 WIRING DIAGRAM 6 RF PATTERN TESTING 7 IMPORTANT NOTES 8 9 PCB LAYOUT 10 12 SCHEMATIC DIAGRAM 13 18 IC BLOCK DIAGRAM 19 24 TROUBLESHOOTING GUIDE 25 ELECTRICAL PARTS LIST 26...

Page 2: ...B 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 Output Impedance 150 Output Level at 0 dB 2 2 V rms Digital Error Co...

Page 3: ...NEL 1 FRONT PANEL 2 REAR PANEL 1 POWER 2 LOAD 3 PLAY 4 STOP 5 PAUSE 6 SEARCH 7 SKIP TRACK 1 SOCKET FOR IEC POWER INLET LINE 2 VOLTAGE SELECTOR SWITCH 3 AUDIO OUTPUT SOCKETS 4 COAXIAL DIGITAL OUTPUT SO...

Page 4: ...4 from the side panels Remove tapping screw 3 0 x 8 5 5 from the back panel Refer to Figure No 1 Figure No 1 2 Pull both sides of the TOP COVER slightly outwards 6 and tilt approx 35 and then remove i...

Page 5: ...G MOTOR DISCO DISW LOADING MOTOR LIMIT SWITCH SPINDLE MOTOR SLED MOTOR PU IN LIMIT SWITCH PICK UP DISC M702 REMOTE SENSOR CD MECHANISM UNIT POWER TRANSFORMER AC POWER I P SK501 Q101 U401 WM8740E U404...

Page 6: ...CD73 COMPACT DISC PLAYER 6 WIRING DIAGRAM TRANSFORMER AUDIO OUTPUT BOARD MAIN BOARD KEY BOARD LED BOARD M102 16PIN AC INLET SK501 M502 M105A 6PIN CD MECHANISM M101 5PIN...

Page 7: ...S 7 and set the unit into PLAY mode 2 Connect the scope to R227 Pin 15 of U101 and DGND R116 Scope setting Coupling AC Vertical sensitivity 0 2 V div Horizontal time base 0 5 S div 3 Observe the wavef...

Page 8: ...e 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 INCORRE...

Page 9: ...POWER switch is turned ON 3 Vertical up and down movement of the objective lens 2 or 3 times will take place PRECAUTIONS WHEN CHANGING LASER PICK UP When removing the pick up assembly short circuit th...

Page 10: ...CD73 COMPACT DISC PLAYER 10 PCB LAYOUT KEY BOARD _ Component Side KEY BOARD _ Solder Side AUDIO OUTPUT BOARD Component Side Solder Side LED BOARD Component Side Solder Side...

Page 11: ...CD73 COMPACT DISC PLAYER 11 MAIN BOARD _ Component Side...

Page 12: ...CD73 COMPACT DISC PLAYER 12 MAIN BOARD _ Solder Side...

Page 13: ...M701 CD73VFD X701A 4MHZ C702 20pF 1 2 SW701 OPEN R702 680R R703 1K R704 1K5 R705 2K2 R706 3K3 R707 6K8 R708 10K 1 2 SW702 PLAY 1 2 SW703 STOP 1 2 SW704 PAUSE 1 2 SW705 FR 1 2 SW706 FF 1 2 SW707 PREV 1...

Page 14: ...00N PE C401 100N PE 1 2 U402A 74HCU04 3 4 U402B 74HCU04 5 6 U402C 74HCU04 9 8 U402D 74HCU04 11 10 U402E 74HCU04 13 12 U402F 74HCU04 14 7 U402G 74HCU04 R409 330R MF R410 1M0 MF R408 4M7 MF R411 330R MF...

Page 15: ...OUT2 75 AIN2 76 AOUT2 77 AVDD2 78 RMUT 79 LMUT 80 U201 CXD3017Q R201 4K7 R202 1K R203 1K R204 1K R205 1K R206 1K R207 1K R209 1K R210 1K R211 1K R212 100K R213 10K R214 8K2 R215 4R7 R217 1K R218 15K R...

Page 16: ...P R316 3K3 R310 2K2 R321 1K8 R302 470R C331 100N R301 270K R338 0R0 C339 100P L301 BL01RN1 D301 3V9 R339 0R0 C330 100N C322 100N RMIN RESET TRIGIN R317 1K R336 10K 1 2 3 Q309 8050 1 2 3 Q310 8050 D307...

Page 17: ...14 15 16 17 18 19 20 21 22 23 SK203 TO EXTERNAL D A BOARD 12V A 12V A 5V A 5V D 11V U 1 2 3 Q503 BC549C 1 2 3 Q502 BC549C 1 2 3 Q501 BC549C R527 1K5 MF R522 10K MF R521 10K MF R524 470K MF R525 47R MF...

Page 18: ...u C105 100u 10V C106 100u 10V C107 100u 10V C108 100u 10V C109 100u 10V C110 1000u 10V FE TE SE SE TE FE RFAC RW RFDC FCS TRK TRK FCS FCS FCS TRK TRK RFDC RFAC RW TP103 1 2 3 Q103 8050 1 2X 1 2X 1 2 3...

Page 19: ...CD73 COMPACT DISC PLAYER 19 IC BLOCK DIAGRAM KEY BOARD U701 M38B79FFFP...

Page 20: ...PD 12 SW 11 E 10 F 9 D 8 C 7 B 6 A 15 RFAC 30 DC_OFST 29 RFDCI 28 RFDCO 17 FEI 16 FE 19 TE_BAL 18 TE 21 CEI 20 CE 13 DVcc 3 EQ_IN 4 AC_SUM VC VC DVC DVcc DVcc DVcc gm gm VC VC VOFST DVC DVC VC Vcc APC...

Page 21: ...GENERATOR OPAmp Analog SW A D Converter Asymmtery Corrector Digital PLL Digital CLV CPU Interface XTSL XUGF GFS EMPH WFCK C2PO LRCK PCMD BCK SYSM TES1 TEST XRST RMUT LMUT XTAI XTAO AOUT1 AIN1 LOUT1 A...

Page 22: ...4A 7 GND 8 4Y MAIN BOARD U402 U406 U407 74HCU04 1 CH1OUTF 28 GND 2 F INTER FACE REV FWD R CH1OUTR 27 CH4OUTF 3 RCIN1 26 CH4OUTR 4 CH1RIN 25 VBIN 190K 100K 25K 25K DRIVE MUTE 5 CH1FIN 24 VSIN 6 VREFIN...

Page 23: ...CD73 COMPACT DISC PLAYER 23 MAIN BOARD U403 U404 NJM2114D C1 VCC IN VCC 1080 1080 IN TL071 Only 64 128 64 OFFSET NULL N1 OFFSET NULL N2 OUT 18 pF MAIN BOARD U405 TL072CP...

Page 24: ...CD73 COMPACT DISC PLAYER 24 MAIN BOARD U501 U502 U504 U506 U507 LM317T MAIN BOARD U503 U505 LM337T...

Page 25: ...Q408 Q409 Q410 LINE OUT PLUG OR PATTERNS DEFECTIVE MUTE CIRCUIT DEFECTIVE IC U201 DEFECTIVE M101 SWITCH DEFECTIVE OR PATTERN AND CONNECTOR OPEN IS OSCILLATOR CIRCUIT OSCILLATING POWER SUPPLY PATTERNS...

Page 26: ...150F 104K 2 FC CC 50V 0 1 F 10 AT COIL L701 1801 100K M COIL 10 H 10 BL7 0 CONNECTOR M703 2101 1581 0 FLEXIBLE CONN 35P IC U701 3131 9850 0 IC M38B79FFFP MICRO FLASH RESISTOR R701 R707 4711 682A 2 RMF...

Page 27: ...D MAIN ASSY PC BOARD CE BLACK CE SILVER PCB AL040C MAIN PCB ASSY MAIN CD73 UL BLACK UL SILVER PCB AL041C MAIN PCB ASSY MAIN AL041C JP BLACK JP SILVER PCB AL042C MAIN PCB ASSY MAIN AL042C CAPACITOR C10...

Page 28: ...M 5 SK CC 400V 2200P 20 RL Y5V C503 153Z 224K F 6O CM 275V 0 22 F 10 RLS 17x8 C504 C505 150T 332M 5 3K CC 400V 3300PF 20 RL 15x6 C507 150F 223K 2 GD CC 50V 0 022 F 10 AT C513 157D 338M 5 5 K CE 16V 33...

Page 29: ...LOW NOISE DUAL OP U405 3130 4080 0 IC TL072CP DUAL FET OP U501 U502 U504 U506 U507 3130 5610 0 IC LM317T ADJ REGULATOR U503 U505 3130 5620 0 IC LM337T ADJ REGULATOR RELAY RLY401 4500 0920 0 RELAY V231...

Page 30: ...33 4711 392A 2 RMF 1 8W 3 9K 1 AT R440 R441 R451 R473 R474 4711 750A 2 RMF 1 8W 75R 1 AT R442 4711 220A 2 RMF 1 8W 22R 1 AT R450 4711 151A 2 RMF 1 8W 150R 1 AT R452 R454 R457 R464 4711 100A 2 RMF 1 8W...

Page 31: ...IC 0231 2640 3022 0540 M3 NUT 0232 2607 3007 0550 SPRING WASHER FS501 FS502 FS503 FS504 4131 9131 0 FUSE HOLDER 6 5MM PITCH M402 2704 0060 0 EMC FILTER M406 4811 F32T 3 LIGHT TX UNIT GP1F32T OPO301 4...

Page 32: ...CD73 COMPACT DISC PLAYER 32 MECHANISM EXPLODED VIEW 27 11 3 15 28 29 22 10 1 9 24 x2 21 x4 x2 x4 23 30 31 x2 8 26 26 5 12 17 16 6 25 x2 x2 14 32 20 13 25 19 18 x2 2 7 4 WSL 2130CCM...

Page 33: ...oke 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...

Page 34: ...CD73 COMPACT DISC PLAYER 34 EXPLODED VIEW...

Page 35: ...5X10 0025 3005 0360 2 RIBBON 60MMX600M TEC 0026 3009 1689 0 CD LASER LABEL YELLOW 0027 7012 6644 0 CONN ASSY UL1017 26 0028 3000 9821 0 STATIC PROTECT FILM 0102 4154 5391 0 PC SHEET THK0 5MM 0201 0202...

Page 36: ...PEMBROKE AVENUE WATERBEACH CAMBRIDGE CB5 9PB ENGLAND www arcam co uk Sep 01 2003 P N AL040C SM00A...

Search results

Summary of Contents for DiVA CD73

Reviews:

Related manuals for DiVA CD73

Brands by name

Popular brands

Arcam DiVA CD73, Service Manual

Search results

Summary of Contents for DiVA CD73

Reviews:

Related manuals for DiVA CD73

Brands by name

Popular brands