Front Board Circuit Diagram - Philips AZ 1500 Service Manual

FRONT BOARD - CIRCUIT DIAGRAM
0000 C5 14 7 0 H11 14 7 6 H14 14 8 2 H12 14 8 8 H15 2 4 06 A10 2 4 16 H8
14 04 A2 14 7 1 H12 14 7 7 H14 14 8 3 H13 14 8 9 H15 2 4 07 A10 2 4 17 H9
14 07 G2 14 7 2 H12 14 7 8 H15 14 8 4 H13 14 9 0 G1 2 4 08 A11 2 4 18 F10
14 09 C14 14 7 3 H13 14 7 9 H15 14 8 5 H13 2 4 01 E4 2 4 10 E14 2 4 19 F11
14 10 H10 14 7 4 H13 14 8 0 H11 14 8 6 H14 2 4 03 D2 2 4 12 C11 2 4 2 0 F13
14 11 H10 14 7 5 H13 14 8 1 H12 14 8 7 H14 2 4 05 A10 2 4 13 D3 2 4 2 1 G13
1 2 3
1404
LCD14
A
SHUFFLE PROG REPEAT ALL
DBB
FM AM MW LW
B
C
+uP
6400
T427 5400 T426 5401
3407
+B
100u
1N4148 100R BEAD
2438 2403 2413
100n 100u 100n
D
BZ X79-C3V3
E
F
T456 3482
SEARCH_MUTE
T457 100R 3481
CD_MUTE
T458 3483 100R
TAPE_MUTE
100R
G
DOOR SWITCH PCB
1490
1407
1
SPPB51
2
DIPMATE CD DOOR SW
H
P : PROVISIONAL
* : For AZ 1505 RC version
# : For AZ 1500 non-RC version
1 2 3
6 - 1
2 4 2 3 B12 2 4 50 G3 2 4 6 6 G3 34 06 A11 34 13 E13 34 2 1 E11 34 2 7 D14
2 4 2 4 B12 2 4 51 G4 34 01 E14 34 07 D2 34 14 C12 34 2 2 A9 34 2 8 D11
2 4 2 6 D13 2 4 52 B13 34 02 A11 34 09 D4 34 15 E11 34 2 3 A9 34 2 9 D10
2 4 38 D2 2 4 6 0 B13 34 03 A12 34 10 E3 34 16 E10 34 2 4 A9 34 30 B9
2 4 4 0 B13 2 4 6 3 G7 34 04 E5 34 11 D4 34 17 H8 34 2 5 A9 34 31 E12
2 4 4 1 A13 2 4 6 4 H6 34 05 A12 34 12 B11 34 19 H8 34 2 6 H15 34 32 D13
4 5 6
+Vcc 3455
3K3
3454 +Vcc
5 52 53 54 55 44 45
3K3
+uP
+uP
3453
58 V1 LCD DRIVER
3K3
57 V2
3452
3409
56 V3
LCD VOLT
100K
3411 60 C0
3K9 T472 BOOSTER
6401
15K
59 C1
T425 3404
8 RESET
SYSTEM CONTR
4K7
7402
4 TEST
BC847B
TIME GEN
2 XIN
3 XOUT
P2 10-BIT
5403
A/D CONV
3410 CSTS
2401
470R
1u 4M194 1 7 6 9
6402
BAV99
3462
220R 3461
3463 220R
220R
2466 2450 2451
4u7 100p 100p
2463
100n
+VAref
2464
100u
4 5 6
34 33 D13 34 4 0 H9 34 4 7 C11 34 54 D5 34 6 0 H7 34 6 6 G12 34 7 2 G14 34 7 8 H13
34 34 H7 34 4 1 H9 34 4 8 G13 34 55 D5 34 6 1 F6 34 6 7 G12 34 7 3 G15 34 7 9 H14
34 35 A10 34 4 2 D10 34 50 H9 34 56 B12 34 6 2 F5 34 6 8 G13 34 7 4 H11 34 8 0 H14
34 36 A10 34 4 3 D11 34 51 H9 34 57 B11 34 6 3 F5 34 6 9 G13 34 7 5 H12 34 8 1 F2
34 37 A10 34 4 5 C11 34 52 D5 34 58 B12 34 6 4 C14 34 7 0 G14 34 7 6 H12 34 8 2 F2
34 38 A11 34 4 6 C10 34 53 D5 34 59 H14 34 6 5 G11 34 7 1 G14 34 7 7 H13 34 8 3 F2
7 8 9
1K
3425
1K
1K 3424
3423 1K
3422
4K7
3430
#
4499
1K5
3429
46 47 48 49 50 51 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20
P7 P5 P1
CPU
INT CONTR RAM ROM
WATCHDOG
18-BIT T/C 8-BIT T/C UART/SIO
TIMER
P6 P3
7400
TMP86CH29F
AVDD VAREF
19 18 17 16 15 14 13 12 11 10 64 63 62 61
5402
BEAD
*
+B
T431
+VAref +VAref
3450 3451
T466
P
2K7 2K7
3434
3460
100R T428
1K
3417 3440
1K 5K6
3419 3441
+uP
T429
1K 5K6
2416 2417
10n 10n
7 8 9
6 - 1
34 8 4 A14 34 9 0 B14 4 4 9 9 C9 54 04 A14 7 4 01 C10 T4 2 8 H10 T4 35 A13
34 8 5 A14 34 9 1 B14 4 8 9 4 B14 6 4 00 D1 7 4 02 E4 T4 2 9 H10 T4 55 D14
34 8 6 A14 34 9 5 E12 54 00 D2 6 4 01 D3 7 4 07 F14 T4 31 H7 T4 56 F1
34 8 7 A14 34 9 8 F11 54 01 D3 6 4 02 E4 T4 2 5 E5 T4 32 A13 T4 57 F1
34 8 8 B14 34 9 9 F13 54 02 G7 6 4 10 D14 T4 2 6 D2 T4 33 A13 T4 58 F1
34 8 9 B14 356 5 G13 54 03 E5 7 4 00 E9 T4 2 7 D1 T4 34 A13 T4 6 0 C13
10 11 12 13
+uP
3435 3436 3437 3438
22K
22K 22K 22K
3405 T435
3406 470R T434
470R 3403 T433
3402 470R T432
470R
2405 2406 2407 2408
100p 100p 100p 100p
470R
470R 3456
3457 470R
470R 3458
3412
2423 2424 2452
+uP
100p 100p 100p
+uP
3445
100R
+uP
3446 2412
7401 8
22K 100n
4K7
1
VCC
E0
3447
3414
2
22K
E1
M24C01W
1K5
3 5
2426
E2 EEPROM SDA
100p
1K5 3443
6
SCL
3442
7
WC_
VSS
4
4K7
1K5 3433
3432
3428
18K
4K7
3415
+uP +uP
3495
3431
10K 22K
3416 3421
2K7 470R
3498
1K5
+B
2418 2419
100p
100n
3499
100R
2420
4u7
3448
10K
2421 3565
1n
100K
3465 3466 3467 3468
+B
220R 270R 330R 470R
1410 1411
T465 1470 1471 1472 1473
T467
1 1
STOP MODE SEARCH SEARCH
UP DOWN
T468
2 2
3 3 T469
3474 3475 3476 3477
4 4 T470
220R 270R 330R 470R
5 5
1480 1481 1482 1483
T471
PLAY PROGRAM PRESET9 PRESET10
EH-S EH-S
10 11 12 13
T4 6 1 B13 T4 6 7 H11
T4 6 2 B13 T4 6 8 H11
T4 6 3 B13 T4 6 9 H11
T4 6 4 B13 T4 7 0 H11
T4 6 5 H10 T4 7 1 H11
T4 6 6 H10 T4 7 2 D5
14 15
P
5404
2441
GND
BEAD
3484
4n7
ENABLE
680R 3485
TO ECO6
DATA
3486 680R LAYOUT CELL A
CLOCK
680R 3487
STEREO
680R
T461 3488
SILD
T462 680R 3489
SICL
T463 3490 680R
TO CD99
B
DATA..
2440 680R LAYOUT CELL
P 4894
GND
3491
4n7
RESET
680R
T464
2460
2u2
+uP
C
3464
1409
22K
EH-B
T460
1
TO DOOR SW
2
PCB
P
P
3427
6410
220K
BZ X384-C5V6
D
T455
+R
4K7
REC_INFO
3413
3401 2410
39K 100p
E
PWM
DBB
*
REMOTE CONTROL
F
7407
TSOP2236
IR RECEIVER
2 VS CTRL
INP
CIRCUIT
1 OUT
BAND
DEM AGC
PIN
PASS
3 GND
G
3469 3470 3471 3472 3473
680R 820R 1K2 2K2 3K9
1475 1476 1478 1479
1474 1477
PRESET3 PRESET6 PRESET5 PRESET2 PRESET1 PRESET4
H
3478 3479 3480 3459 3426
680R 820R 1K2 2K2 3K9
1484 1485 1488 1489
1486 1487
VOLUME
PRESET8 PRESET7 BAND DBB VOLUME
DOWN UP
14 15