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Philips AZ 7383, Service Manual

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4-4

4-4

CS 46 474

TB 5ms/Div

S0..13

COM 0..3

3.8V

3.8V

TB 5ms/Div

FR

OM/T

O

 SIGNAL PR

OCESSING P

A

R

T

FR

OM/T

O

 A

UDIO P

A

R

T

FR

OM/T

O SUPPL

Y/SER

V

ODRIVER P

A

R

T

S8

S7

S6

S5

S

S0

S1

S2

KO3

KO3

KO

3

KO2

KO2

KO1

KO1

KIN3

KIN3

KIN3

KIN3

KIN3

KIN2

KIN2

KIN2

KIN2

KIN1

KIN1

KIN1

S13

S12

S11

S10

S9

S4

S3

C3

C2

C1

C0

RCI

RCI

RCI

RCI

RC

RC

RC

NPC_RES

RESET

RESET

RC5

RC5

PSM

ZSENSE

DCDTB

DCDTB

DCDTB

ACCU_IN

A

CCU_IN

HOLD

HOLD

YMLD

RESUME

RESUME

T_ACCU

T_A

CCU

PWM_DM

PWM_DM

BA

TIN

BATIN

PO

WER

POWER

LOBA

T

LOBAT

U_CHG

U_CHG

CHG_ON

CHG_ON

REF_ON

REF_ON

RCO

RCO

CL4

PWM_OUT

PWM_OUT

PWM_IN

PWM_IN

YMCLK

YMD

AT

A

EL-Dr

iv

er

H = uP on

PBAS Selection

IR-Eye

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

CONTROL PART

RCD

RCD

T406 B 8

T405 B 8

T404 B 8

T403 B 7

T402 B 7

T401 B 7

T271 C 6

T270 C 7

7701B B 4

7408F H 6

7407B C 7

7405 H 4

7404 G 2

7402D D 3

7401 F 4

7400 C10

6701B B 4

6401F I 3

5701B B 5

5400 E 8

3702B B 5

3701B C 5

3434 I 4

3433F H 3

3432 F13

3431 F13

3430 F 8

3425 G 4

3424 H 5

3423 G 4

3422 F 2

3421 G 3

3420 E 7

3419 F 2

3418D F 3

3417 G 3

3416 E 3

3415 F 2

3414D H12

3413D D 3

3412D D 3

3411D D 2

3410X G 7

3409 G 7

3408P C 7

3407P B 7

3406Q D 7

3405 A 3

3404 A 3

3403 B13

3402 B13

3401 B13

2703B C 5

2702B C 6

2701B C 4

2413 E 7

2412X E 8

2411 E 8

2410 F 7

2409F I 4

2408 I13

2407 H13

2405 G 3

2404 G 3

2403D E 3

2401D D 3

1430 A 5

1418 A 2

1402F I 5

1401 A 7

1251B C 6

T425 A13

T424 A13

T423 A12

T422 B12

T421 B12

T420 B12

T419 B11

T418 B11

T417 B11

T416 B11

T415 B10

T414 B10

T413 B10

T412 B10

T411 B 9

T410 B 9

T409 B 9

T408 B 9

T407 B 8

4

5

6

7

1

8

9

10

11

12

13

14

2

3

F

E

D

C

I

B

A

H

G

F

E

D

C

I

B

A

H

G

4

5

6

7

1

8

9

10

11

12

13

14

2

3

T425

T424

T423

T422

T421

T420

T419

T418

T417

T416

T415

T410

T409

T404

T403

T402

T401

T270

T271

T408

T407

T406

T405

T411

T412

T413

T414

+uP

+uP

+uP

+uP

+uP

+uP

+3

+uP

+3

+DC

+DC

+uP

+uP

+uP

+uP

+uP

+uP

6401F

BAS216

BAS20

6701B

33n

2702B

33n

2703B

2405

1n

2404

100p

100n

2407

10n

2408

2401D

1n5

1n

2701B

1n

2410

22p

2412X

22p

2411

22n

2413

100p

2403D

22K

3702B

3414D

1k

3425

1M

3419

1M

3421

1M

3423

1M

3424

47k

3412D

1M

3432

100

3431

100

3411D

4k7

3413D

10k

3416

56k

4k7

3408P

47k

3407P

1k

3430

680R

3433F

470k

3434

3422

1M

3404

220k

3405

220k

3401
220k
3402
220k
3403
220k

270k

3701B

10k

3420

3409

100k

3410X

0R05

3M3

3417

3418D

1M

3415

470k

0R05

3406Q

7404

BC847B

uP

uP

ESD

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

uP

ESD

uP

BC857B

7405

7402D

BC857B

BC857B

7407B

BC857B

7401

NPC_RES

VOUT

VCC

GNDUP1

ILL

GNDUP

EL

EL1

1401

10

11

12

13

14

15

16

17

18

19

1

20

21

22

23

24

25

26

2

3

4

5

6

7

8

9

5701B
470uH

7701B

10

1

2

3

4

5

6

7

8

9

MIP805

GND

VCC

RT2

ENB

RT1

EL

EL

GND

DC

CIL

1251B

1

2

1402F

1

2

3

RESET

DCDTB

CL4

MUTE_S

ZSENSE

YMLD

YMDATA

YMCLK

SDA

SCL

RA

SILD

PORES

STATUS

LINE_OUT

DBB

U_CHG

PWM_IN

T_ACCU

CHG_ON

ACCU_IN

MUTE

RC

REF_ON

PWM_OUT

+DC

+3

BATIN

POWER

LOBAT

PWM_DM

BEEP

PSM

SSSS2-13

1418

1

2

3

4

22u

2409F

7408F

GP1UC10P

1

2

3

4

5

1430

ESE11SH1

DOOR

7400

TMP87CK20F

8

7

6

5

25

26

27

28

29

30

31

32

34

35

36

37

38

39

40

41

16

10

11

17

18

19

20

21

22

23

24

42

43

44

45

46

47

48

49

50

51

12

4

74

73

72

71

70

69

68

67

66

65

3

64

63

62

61

60

59

58

57

56

55

2

54

53

1

80

79

78

77

76

75

52

33

9

15

13

14

TEST

VLC

I/O PORT P0

LCD - DRIVER

VDD

RESET

16 BIT

TIMER

WATCHDOG

TIMER/COUNTER

RAM

ROM

I/O PORT P1

VSS

CLOCK

I/O POR

T P4

I/O P5

I/O POR

T P3

P2

I/O P2

8 BIT CPU

5400
4.23

Wired remote

Start-up circuit

Resume/Hold

control circuit

FROM/ TO MEMBRANE ASSEMBLY

ITEMNUMBER EXTENSIONS

A = charge circuit
B = LCD backlight version
C,G,H,J,K,N = DRAM size selection
D = cord remote control version
E = Line/opt.output version
F = IR remote control version
L

= SM5902 version of NPC

M = SM5859 version of NPC
O = only for laser power down conv.
P = only for Power Save Mode
Q = not for Power Save Mode

X = component only forseen (not in use)
% = tolerance of resistor is 1%

3.0V

0V

4.5V

3.0V

2.4V

3.0V

DC Voltages measured in PLAY-mode, ESA off

Set supplied via mains adapter

0V

0.2V

0.2V

2.0V

2.0V

3.0V

3.0V

3.2V

0.7V

2.6V

1.8V

3.0V

3.0V

3.0V

0V

3.0V

3.0V

2.4V

2.5V

2.2V

0V

0V

0V

0.3V

0.3V

0.3V

3.0V

3.0V

3.0V

3.0V

2.9V

2.8V

1.5V

3.0V

0V

0V

0V

3.0V

3.2V

3.0V

3.0V

3.0V

1.8V

1.5V

1.5V

1.5V

1.5V

0.6V

3.0V

3.0V

3.0V

3.0V

3.0V

3.7V

3.7V

2.8V

2.4V

0V

2.5V

3.0V

EVM

V

16

Summary of Contents for AZ 7383

Page 1: ...iew 4 6 Componentside view 4 7 Printed circuit board layout stage 5 Copperside view 4 8 Componentside view 4 9 Exploded view 5 1 5 2 Mechanical partslist 6 1 Electrical partslist 6 1 6 4 CS 46 455 AZ7381 4822 725 26016 Published by PW 9802 Service Audio Printed in The Netherlands Subject to modification Portable compact disc player CLASS 1 LASER PRODUCT AZ7382 AZ7383 AZ7481 AZ7482 AZ7483 all versi...

Page 2: ...l fiber jack Specification according to IEC958 high accuracy mode Laser Output power 5mW 3mW typ Wavelength 780nm Measurement setup Use Audio Signal disc SBC429 4822 397 30184 L R LEVEL METER e g Sennheiser UPM550 with FF filter S N and distortion meter e g Sound Technology ST1700B N O I T A R E P O N O I T A R E P O N O I T A R E P O N O I T A R E P O N O I T A R E P O F F O A S E F F O A S E F F...

Page 3: ...enhances the bass response DBB 1 DBB 2 DBB 3 off Press this button for more than 3 seconds to switch off on acoustic feedback STOP 9 stops CD play deletes various settings switches off the CD player and activates charging OPEN opens the lid of the CD player 2 starts and pauses CD play ESA Electronic Shock Absorption is the buffer memory for uninterrupted sound EARPHONE p p Earphone socket 3 5mm 4 ...

Page 4: ... 5 4 5 3 Y A 0 0 5 4 5 3 Y A 0 0 5 4 5 3 Y A R E T R E V N O C C D C D R A C 3 3 0 0 1 9 1 2 2 2 8 4 O O O O X X X O O O O O 7 3 5 4 5 3 Y A 7 3 5 4 5 3 Y A 7 3 5 4 5 3 Y A 7 3 5 4 5 3 Y A 7 3 5 4 5 3 Y A R E T R E V N O C C D C D R A C 3 8 1 0 1 9 1 2 2 2 8 4 X O 0 0 4 7 6 3 Y A 0 0 4 7 6 3 Y A 0 0 4 7 6 3 Y A 0 0 4 7 6 3 Y A 0 0 4 7 6 3 Y A E N O H P R A E 2 4 8 0 1 2 4 2 2 2 8 4 X X X X X X X X...

Page 5: ...parts which are identical with those specified be used Safety components are marked by the symbol i Le norme di sicurezza estigono che l apparecchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambiago identici a quelli specificati Componenty di sicurezza sono marcati con ñ Veiligheidsbepalingen vereisen dat het apparaat in zijn oorspronkeliijke toestand wordt teru...

Page 6: ...prints SBC426 SBC426A 4822 397 30096 TRAINING MATERIAL Portable CD 1994 Principles of Electronic Shock Absorption System ESA Key components 1994 Remote control system 4822 725 24941 Portable CD 1996 Key components 1996 Battery charging DC DC converter 4822 725 24986 Portable CD 1998 Key components 1998 Power Save Mode PSM 4822 725 26017 available from April 1998 onwards ESD PROTECTION EQUIPMENT An...

Page 7: ...2 2 CS 46 461 HANDLING CHIP COMPONENTS ...

Page 8: ...side hold the NEXT button depressed To move slide inside hold the PREV button depressed To accelerate the discmotor clockwise hold the MODE button depressed To accelerate the discmotor counter clockwise hold the PROG button depressed To enter the focus test press the PLAY button to exit the servo test and return to the main menu press the STOP button 6 FOCUS TEST Purpose Check movement of lens and...

Page 9: ...east 3ms CD7 indicates offtrack while radial tracking is switched on The slide did not reach it s inner pos inner switch of CDM doesn t close within approx 6 seconds The slide did not come out of it s inner pos inner switch of CDM is open within approx 250ms The DRAM controller was not able to connect two consecutive audio frames The microcontroller had to perform a direct audio connection that pr...

Page 10: ... FROM µP CLsaw VG VLG VR CLsaw SAW_CLOCK FROM DC DC CONV Track L P F L P F L P F FLEX PCB HEADPHONE RC SOCKET RIGHT LEFT DC in socket ACCU or BATTERY EXT DC DOWN CONV 3 2V DC DC UP CONV ACCU DET PWM_IN BATM SUPPLY CHARGE CIRCUIT 3 RC FROM TO RC CIRCUIT DOBM FROM CD7 MOTO1 16 9MHz 4MHz 16 9MHz DOBM TO DIGITAL OUT POWER REF_ON U_BATT U_CHG PWM_OUT CHG_ON PWM_IN T_ACCU ACCU_IN PORES MUTE S_MUTE DBB A...

Page 11: ...0 3sec Start up procedure for ext DC supply no accu inserted hold switch in off pos ESA ESP off resume mode off CD door closed N N N Y Y Y POWER OFF stand by focus found within 3sec µP accelerates disc to nom speed µP sends command to CD7 switch laser on radial jump check error release MUTE µP initializes radial servo loop N Y Y Y subcode check error Y N N N PLAY MODE subcode check error handler r...

Page 12: ... preamp photo detector input 1 central 22 I3 diode array HF preamp photo detector input 3 central 23 I6 diode array HF preamp photo detector input 6 satellite 24 I4 diode array HF preamp photo detector input 4 central TC9404FN Σ MODULATION DAC WITH ANALOG FILTER Pin Name Direction Description 1 VDD 3 logic power supply 2 T1 GND test pin 3 P S 3 parallel control input serial control switching input...

Page 13: ...e actuator output 29 TEST3 GND test control input 30 VDD1P C supply digital of CD7 31 DOBM CD7 bi phase mark output 3 state 32 VSS1 GND supply digital of CD7 33 MOTO1 CD7 motor output1 of CD7 versatile 3 state 34 MOTO2 CD7 motor output2 of CD7 versatile 3 state 35 SBSY CD7 NPC subcode block sync 3 state 36 SFSY CD7 µP subcode frame sync 3 state 37 RCK CD7 subcode clock input 38 SUB CD7 P to W subc...

Page 14: ...code block clock signal output 20 RESET µP NPC system reset input active low 21 ZSENSE NPC µP µP interface status output 22 VDD2 3 supply voltage 23 YDMUTE GND forced mute input 24 YMLD µP NPC µP interface latch clock input 25 YMDATA µP NPC µP interface serial data input 26 YMCLK µP NPC µP interface shift clock input 27 OE NPC DRAM DRAM OE control output active low 28 CAS NPC DRAM DRAM CAS control...

Page 15: ...S amp circuit section 16 NI4 servo driver filter capacitor connection in ABS amp circuit section 17 ERR4 µP servo driver error level input disc speed error signal 18 PHSW GND CH4 mode setup if PHSW high CH4 operates half bridge 19 POL not connected CH4 polarity monitor output 20 CFL4 servo driver pin for connecting filter for capacitor 21 CFL3 servo driver pin for connecting filter for capacitor 2...

Page 16: ...clock input 17 PCB µP DC DC converter system control input 18 CHGON µP DC DC converter system control input 19 GND GND ground 20 VCPU DC DC converter µP 3V regulated voltage output 21 VOUT3 not connected DC DC converter control signal output for system power supply 22 SW A DC DC converter driver output for system power supply open drain 23 VDO DC DC converter DC DC converter output for system powe...

Page 17: ...270A 2n2 2269 1u 2274 22n 2255 1u 2256X 2n2 2257 10n 2262 100n 2259 100n 2258 100n 1n 2253 1n 2252 470p 2962 470p 2961 470p 2958 470p 2957 470p 2956 470p 2955 470p 2954 470p 2953 2265 100n 2275 100n 2276A 1u 2273 1u 2254 470n 2277 330p 2249 1u PORES RESET DC_ON LOBAT POWER BATIN TRACK TRACK FOCUS FOCUS PWM_OUT SLIDE_IN INNERSW TRACK_IN FOCUS_IN CHG_ON ACCU_IN T_ACCU PWM_IN REF_ON U_CHG DCDTB PWM_D...

Page 18: ...k2 3809 2k2 2k2 3813 4k7 3830 4R7 3834 10R 3822 270k 3829 3824 10k 3825 10k 3826 10k 3827 10k 3828 10k 3823 10k 3838 22R 4R7 3841 100 3847 100 3848 100 3849 10k 3837 22k 3817 22k 3818 22k 3820 22k 3819 22k 3821 0R05 3871M 47k 3870L 22R 3853L 22k 3856 22k 3857 3807P 3k3 10k 3874X 12 13 10 11 6 5 7803P 74LV14D 4 3 8 9 2 1 7803P 74LV14D C 3 C 3 3 C C 3 C C C C C 3 C C 3 3 3 consig 7811 MT4C4001JDJ 7 ...

Page 19: ...UFFLE REPEATALL SCAN PROG 2 3 DBB 1 KO3 ESD TO FROM CONTROL PART 1401 KO2 KO1 KIN3 KIN2 KIN1 MEMBRANE ASSEMBLY 4822 360 10363 1001 N E X T P R E V S T O P M O D E P R O G D B B E S A P L A Y 1002 1003 1006 1005 1007 1008 1004 ...

Page 20: ...1D 1n5 1n 2701B 1n 2410 22p 2412X 22p 2411 22n 2413 100p 2403D 22K 3702B 3414D 1k 3425 1M 3419 1M 3421 1M 3423 1M 3424 47k 3412D 1M 3432 100 3431 100 3411D 4k7 3413D 10k 3416 56k 4k7 3408P 47k 3407P 1k 3430 680R 3433F 470k 3434 3422 1M 3404 220k 3405 220k 3401 220k 3402 220k 3403 220k 270k 3701B 10k 3420 3409 100k 3410X 0R05 3M3 3417 3418D 1M 3415 470k 0R05 3406Q 7404 BC847B uP uP ESD uP uP uP uP ...

Page 21: ... 220k 3392E 220k 3390E 470k 0R05 22k 3375 3384E 100k 3372 100R 6300 BAV70 uP D D ESD ESD O ESD D D D D A D D A A A A A A A A A A A A A A A A A A A A A A A D A A A A A ESD A 330n 1u 2324 2322 1n5 2321 1n5 330p 2370 33n 2367 100p 2369D 100n 2311 2n2 2317 100n 2310 2n2 2316 100n 2358 100n 33n 2357 22p 2301E 22p 2300E 100n 2303 33n 2368 2354 100n 2363 100n 2364 100n 33n 2349 2390E 470n 2385 330p uP 3 ...

Page 22: ...B 3 2271A B 3 2272 A 3 2273 A 3 2275 B 3 2276A B 3 2278 B 3 2279 B 2 2300 D 3 2301 D 3 2310 D 3 2311 D 3 2314 D 3 2316 D 3 2317 D 3 2318 D 3 2319 D 3 2320 D 2 2321 D 3 2322 D 3 2324 C 3 2350 E 3 2356 E 3 2357 E 3 2359X E 3 2360 D 3 2362 E 3 2367 E 3 2368 E 3 2369D E 3 2370 E 3 2381 E 3 2382 E 3 2390E A 4 2401D C 1 2403D B 2 2404 A 1 2405 A 1 2407 B 2 2408 B 1 2409F E 2 2410 B 2 2411 B 2 2412X B 2 ...

Page 23: ...2 B 4 7351 E 3 7357 E 3 7701B E 1 7803P C 1 7810J D 2 7811 E 2 7950 D 1 7951 D 1 7952 D 1 7956 E 1 7 DRAM SERVODRIVER 14 15 8 18 4 1 DRAM 14 H E A D P H O N E VOLUME 1 2 1 1 EXT DC OPTICAL LINE OUTPUT BA T DE TE CT DOOR 2800X 7803P 1418 7956 7952 7950 7951 7811 7810J 3965P 3967 3954 3955 3957 3958 3880Q 3888N 3889N 3890G 3950 3951 3952 3953 3850 3851J 2956 2957 2958 2960 2961 2962 2963 2970 2971 2...

Page 24: ... 2272 A 3 2273 A 3 2275 B 3 2276A B 3 2278 B 3 2279 B 2 2300E D 2 2301E D 3 2303 D 3 2310 D 3 2311 D 3 2314 D 3 2316 D 3 2317 D 3 2318 D 3 2319 D 3 2320 D 2 2321 D 3 2322 D 3 2324 C 3 2350 E 3 2356 E 3 2357 E 3 2359X E 3 2360 D 3 2362 E 3 2367 E 3 2368 E 3 2369D E 3 2370 E 3 2381 E 3 2382 E 3 2390E A 4 2401D C 1 2403D B 2 2404 A 1 2405 A 1 2407 B 2 2408 B 1 2409F E 2 2410 B 2 2411 B 2 2412X B 2 24...

Page 25: ...4 7351 E 3 7357 D 3 7803P C 1 7810J D 2 7811 E 2 7950 D 1 7951 D 1 7952 D 1 7956 E 1 7 DRAM DRAM SERVODRIVER 14 15 8 18 4 1 14 H E A D P H O N E VOLUME 1 2 1 1 EXT DC OPTICAL LINE OUTPUT BA T DE TE CT DOOR 2800X 7803P 1418 7956 7952 7950 7951 7811 7810J 3965P 3967 3955 3957 3958 3880Q 3888N 3889N 3890G 3950 3951 3952 3953 3954 3850 3851J 2971 2956 2957 2958 2960 2961 2962 2963 2970 2950 2951 2952 ...

Page 26: ...5 1 CS 46 480 DBB P 9 S T P 0 EV CD door Mabel xA 191297 401 402 403 406 404 407 6x Plastite 1 4x2 5 502 501 2x EXPLODED VIEW CD DOOR ...

Page 27: ...body Mabel xx 181297 open o p t o u t 424 411 412 413 416 418 419 421 417 3x 422 2x 428 2x 414 6x Plastite Torx 1 7x9 Resume Volume Head phone CD drive VAM2103 e x t D C Door switch 427 426 431 429 423 432 EXPLODED VIEW ...

Page 28: ... 2251 4822 124 11519 100µF 20 10V 2252 5322 126 11578 1nF 10 63V 2253 5322 126 11578 1nF 10 63V 2254 4822 124 12096 470nF 10 16V 2255 4822 123 14042 1µF 10 16V 2257 4822 123 14045 10nF 10 50V 2258 4822 126 14305 100nF 10 16V 2259 4822 126 14305 100nF 10 16V 2260 4822 124 12107 22µF 20 4V 2261 4822 124 12108 100µF 20 4V 2262 4822 126 14305 100nF 10 16V 2263 4822 126 14305 100nF 10 16V 2264 4822 124...

Page 29: ...ORS 2960 4822 124 11519 100µF 20 10V 2961 4822 126 14245 470pF 50V 2962 4822 126 14245 470pF 50V 2963 5322 124 10798 1µF 20 16V 2970 4822 123 14042 1µF 10 16V 2971 4822 123 14042 1µF 10 16V RESISTORS 3240 4822 117 12883 22kΩ 5 0 0625W 3241 4822 117 12883 22kΩ 5 0 0625W 3242 4822 117 12884 100kΩ 5 0 0625W 3243 4822 117 12885 150kΩ 5 0 0625W 3246 4822 117 12887 1MΩ 5 0 0625W 3249 4822 117 12883 22kΩ...

Page 30: ...0 0625W 3430 4822 117 12913 1kΩ 5 0 0625W 3431 4822 117 12911 100Ω 5 0 0625W 3432 4822 117 12911 100Ω 5 0 0625W RESISTORS 3434 4822 117 12892 470kΩ 5 0 0625W 3809 4822 117 12908 2 2kΩ 5 0 0625W 3810 4822 117 12908 2 2kΩ 5 0 0625W 3811 4822 117 12908 2 2kΩ 5 0 0625W 3812 4822 117 12908 2 2kΩ 5 0 0625W 3813 4822 117 12908 2 2kΩ 5 0 0625W 3814 4822 117 12908 2 2kΩ 5 0 0625W 3817 4822 117 12883 22kΩ 5...

Page 31: ...r layout stage 3 7250 5322 130 60508 BC857B 7251 4822 130 62808 2SB1123 7252 4822 130 63646 2SD1623T 7253 4822 130 63646 2SD1623T 7254 12NC follows 2SK2440 only for layout stage 3 7257 5322 130 60508 BC857B 7258 4822 130 60511 BC847B 7259 4822 130 60511 BC847B 7261 4822 130 60511 BC847B 7262 5322 130 60508 BC857B 7351 4822 130 60511 BC847B 7352 4822 130 60511 BC847B 7353 4822 130 60511 BC847B 7354...

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