Circuit Diagram (Bottom Left) - Philips LX3000D/21L Service Manual

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CIRCUIT DIAGRAM ( Bottom Left )
0V
3
DL 0.15V
4
DR 0.15V
5
0V
6
DSL 0.15V
B
7
DSR 0.15V
8
0V
9
DC 0.15V
10
D-SUB 0.15V
11
12 -12V
13 +12V
0V
14
0V
16
0V
15
14 -12V
13
+12V
0V
12
4.9V
11
0V P-SL
10
V-IN 5V
9
MAIN-MUTE 0V
8
P-SR 0V
7
P-C
0V
6
P-L
0V
5
P-R 0V
4
0V
3
0V
2
1
RB601
TV-V
C422
C 47P
R431 56K
2 0V
C
C423
1
0V
3 0V
4.7U F
IC I I IC403A
4558
-10.8V
C424
104
C425 47P
R43312K
R432 10K
6
0V
C426 R434
0V 7
5
0V
4.7U F 4.7U F 4.7U F 4.7U F
IC IC403B
IC IC
4558 4558 4558
+10.8V
C427 C427 C427 C427
104 104 104 104
I I IC404A
R435 10K 10K 10K 10K
4558
2 0V
C C C C428
0V 1
224 224
C C C C430
3 0V
224
-10.8V
C429
C431
R436 R436
R436 R436
224 224 224 224 C432 C432 C432 C432
224 224
224 224 47K 47K 47K 47K
104 104 104 104
C433 C433 C433 C433
D
104 104 104 104
6 0V
0V
7
R437 R437 R437 R437 R438 R438 R438 R438
5 0V
I I I IC404B
12K 12K 12K 12K 12K 12K 12K 12K
4558
C434
+10.8V
473 473 473 473
C436
104
1
8-4
DL
L
DR
STR
STL
62446/ 1035- C LK
62446/ 1035- D A
R442
4.7K
Q401
R447
4.7K
Q402
IC405
IC I
12 14 53L
0V 0V
X0 X
DL
0V 13
X1
0V 2 15 53R
0V
Y0 Y
DR 0V 1
Y1
10K
0V 5 4 0V
Z0 Z
DC DC DC DC 0V 3
Z1
0V 11
A
0V 10
B
0V 9 16 7.2V
C VCC
0V 6
INH
0V 8 7 -7.2V
GND VEE
4053 4053 4053 4053
IC406 IC406 IC406 IC406
0V 12 14 0V
X0 X
DSR 0V 13
X1
0V 2 15 0V
Y0 Y
DS 1
0V
Y1
PSU B PSU 0V 5 4 0V
Z0 Z
0V DSUB 3
Z1
0V
11
A
C C C C444
0V 10
B 104
7.2V
0V 9 16
C VCC
C435 C435 C435 C435
0V
6
INH
-7.2V
0V 8 7
4.7U F GND VEE
C446
4053 104
MAIN-MUTE MAIN-MUTE MAIN-MUTE MAIN-MUTE
R4004 R4004 R4004 R4004 22K 22K 22K 22K
-12V
R4012 56k R4012 R4012 R4012 56k 56k 56k
JW4010 OHM
C451 C450
R449
104 104 104 104 47UF
+12V
100
+10.8V
IC407B
C447 C447 C447 C447
4558
0V 5
C449
7 0V
4.7U F 4.7U F 4.7U F 4.7U F
0V 6
4.7U F
C448 47P R440 R439
100K
10K
R443
22K R441 R441 22K 22K
R441 R441 22K 22K
C455 C455 C455 C455
C456 C456
C456 C456
47UF 47UF 47UF 47UF
104 104 104 104
-12V
R450 100 R450 R450 R450 100 100 100
-10.8V
C452 C452 C452 C452
IC407A IC407A IC407A IC407A
0V 3
C C C C454
4558 4558 4558 4558
1
4.7U F 4.7U F 4.7U F 4.7U F
0V 2
0V
4.7U F F F F
C453 C453 C453 C45347P 47P 47P 47P R445 R445 R445 R445 R444 R444 R444 R444
100K 100K 100K 100K
10K 10K 10K 10K
R446 R446 R446 R446
R448 448 448 448
22K
22K 22K 22K 22K
4.7U F 4.7U F 4.7U F 4.7U F
C437 437 437 437
R453 R453 R453 R453 10K 10K 10K 10K
OK-MUTE
R454 R454 R454 R454 10K 10K 10K 10K
4.8V
C438 C438 C438 C438
A-MUTE
4.7U F 4.7U F 4.7U F 4.7U F
4052A
C439 C439
C439 C439
53C 53C 53C 53C
4052B
4.7U F 4.7U F 4.7U F 4.7U F
4.8V
R455 R455 R455 R455
100
R456
100
R457 R 100
R458 100
R459 100
R460 100
C440 C440 C440 C440
53SL 53SL 53SL 53SL
4.7U F 4.7U F
4.7U F 4.7U F
C441 C441 C441 C441
53SR 53SR 53SR 53SR
4.7U F 4.7U F 4.7U F 4.7U F
C442 C442
C442 C442
53SU B 53SU B 53SU B 53SU B
C443 C443 C443 C443
4.7U F 4.7U F 4.7U F 4.7U F
R451 R451 R451 R451
47UF 47UF 47UF 47UF
+12V
150 1/ 4 W 150 1/ 4 W 150 1/ 4 W 150 1/ 4 W
ZD401 ZD401 ZD401 ZD401
C462 C462 C462 C462
7V 7V 153 153
7V 7V 153 153
R466 R466 R466 R466
C445 C445 C445 C445
R452 R452 R452 R452
47UF 47UF 47UF 47UF
220 1/ 4 W 220 1/ 4 W 220 1/ 4 W 220 1/ 4 W
-12V
C468 C468 C468 C468
150 1/ 4 W 150 1/ 4 W 150 1/ 4 W 150 1/ 4 W
C467 C467
C467 C467
ZD402 ZD402 ZD402 ZD402 ZD403 ZD403 ZD403 ZD403
104 104 104 104
7V 7V 7V 7V 7V 7V 7V 7V
47UF 47UF 47UF 47UF
2
8-4
R4011 R4011 10k 10k
R4011 R4011 10k 10k
C471 C471 C471 C471
4.7U F 4.7U F 4.7U F 4.7U F
C476 C476
C476 C476
4.7U F 4.7U F
4.7U F 4.7U F
C481 C481 C481 C481
4.7U F 4.7U F 4.7U F 4.7U F
+5V
R461 R461 R461 R461 22K 22K 22K 22K
R462 22K R462 R462 R462 22K 22K 22K
R463 22K R463 R463 R463 22K 22K 22K
R464 22K R464 R464 R464 22K 22K 22K
1 4.9V 42
OUT4 C485 C485 C485 C485
DVDD
2 4.8V 4.9V 41
OUT3 CLK
3 0V 0V 40
OUT2 DATA
4.7U F 4.7U F 4.7U F 4.7U F
4 39
0V 4.9V
OUT1 LATCH
5 0V 0V 38
AVDD DGND
6 37
0V 0V
SWIN AGND
VOL-SUB VOL-SUB VOL-SUB VOL-SUB
7 0V 0V 36
GNDS SWOUT
8 0V 0V 35 VOL-SR VOL-S VOL-S
SRIN SROUT
9 0V 0V 34 VOL -SL
SLIN SLOUT
10 0V 0V 33 VOL-C VOL-C -C
GNDS COUT
11 32 VOL-R
0V 0V
CIN ROUT
12 0V 0V 31 VOL-L VOL-L VOL-L VOL-L
GNDR LOUT
13 30
0V -6.8V
RIN AVSS
C459 4.7U F
14 0V 0V 29 C
GNDL CL1
15 0V 0V 28
C489 C489 C489 C489
LIN CL2
4.7U F 4.7U F 4.7U F 4.7U F
16 0V 0V 27 C C C C460
BYPASSR CR1
17 0V 0V 26
BAPASSL CR2 4.7U F 4.7U F 4.7U F 4.7U F
18 0.5V 0.5V 25
LTRE RTRE
19 0V 0V 24
LBASS3 RBASS3
20 23
0V 0V
LBASS2 RBASS2
21 0V 0V 22
LBASS1 RBASS1
C463 C463 C463 C463 C466 C466 C466 C466
474 474 474 474
474 474 474 474
C465 C465
C465 C465
153 153
153 153
R467 R467 R467 R467
C493 C493 C493 C493
+12V -12V
220 1/ 4 W 220 1/ 4 W 220 1/ 4 W 220 1/ 4 W
C469 C469 C469 C469
C470 C470 4.7U F 4.7U F
C470 C470 4.7U F 4.7U F
104 104 104 104
ZD404 ZD404 ZD404 ZD404
47UF 47UF 47UF 47UF
7V 7V 7V 7V
It`s Free
MAIN-MUTE MAIN-MUTE MAIN-MUTE MAIN-MUTE
C472 561 C472 C472 C472 561 561 561
R470 R470 R470 R470
R471 R471 R471 R471
1.5K 1.5K 1.5K 1.5K 2.7K 2.7K 2.7K 2.7K
6 0V
C473 C473 C473 C473
R4 R4 R4 R4
0V 7
R468 R468 1K R468 R468 1K 1K 1K
0V IC409B IC409B
5 IC409B IC409B
1. 1. 1. 1.
4.7U F 4.7U F 4.7U F 4.7U F
4558 4558 4558 4558
+12V
R469 R469
R469 R469
R4105 R4105 R4105 R4105
C474 C474 104 C474 C474 104 104 104
47K 47K 47K 47K
100 100 100 100
C475 47UF C475 C475 C475 47UF 47UF 47UF
C477 561 C477 C477 C477 561 561 561
R476 R476 R4761.5K R476 1.5K 1.5K 1.5K R477 R477 R477 R477
2.7K 2.7K 2.7K 2.7K
2 0V
C478 C478 C478 C478
R4 R4 R4 R4
0V
1
R474 1K R474 R474 R474 1K 1K 1K
0V
3 IC409A IC409A IC409A IC409A
1. 1. 1. 1.
4.7U F 4.7U F 4.7U F 4.7U F
4558 4558 4558 4558
-12V
R475 R475 R475 R475 R4106 R4106
R4106 R4106
C479 C479 104 C479 C479 104 104 104
47K 47K 47K 47K
100 100 100 100
C480 47UF C480 C480 C480
47UF 47UF 47UF
C482 C482 561 C482 C482 561 561 561
R482 R482
R482 R482 R483 R483 R483 R483
1.5K 1.5K 2K 2K
1.5K 1.5K 2K 2K
6 0V
C483 C483 C483 C483
R4 R4 R4 R4
0V 7
0V
5 IC410B IC410B IC410B IC410B
1. 1. 1. 1.
4.7U F 4.7U F 4.7U F 4.7U F
4558 4558 4558 4558
R480 R480 R480 1K R480 1K 1K 1K
R481 R481 R481 R481
47K 47K
47K 47K 10.8V
C484 C484
C484 C484
104 104 104 104
C486 C486 561 C486 C486 561 561 561
R488 R4881.5K 1.5K R489 R489
R488 R488 1.5K 1.5K R489 R489
2K 2K 2K 2K
2 0V
C487 C487 C487 C487
R4 R4 R4 R4
0V 1
3 0V IC410A IC410A
IC410A IC410A
1. 1. 1. 1.
4.7U F 4.7U F 4.7U F 4.7U F
4558 4558
4558 4558
R486 R486 R486 R486 1K 1K 1K 1K
R487 R487 R487 R487
47K 47K 47K 47K -11.2V
C488 C488 C488 C488
104 104 104 104
C490 561 C490 C490 C490 561 561 561
R494 R494
R494 R494 R495 R495 R495 R495
1.5K 1.5K 1.5K 1.5K 2K 2K 2K 2K
0V
6
C491 C491 C491 C491
R4 R4 R4 R4
0V 7
0V IC411B IC411B IC411B IC411B
5
1. 1. 1. 1.
4558 4558 4558 4558 4.7U F 4.7U F 4.7U F 4.7U F
R492 R492 1K R492 R492 1K 1K 1K
R493 R493 R493 R493
47K 47K 47K 47K
10.8V
C492 C492 C492 C492
104 104 104 104
C494 561 561
C494 C494 C494 561 561
R4100 R4100 1K R4100 R4100 1K 1K 1K R4101 R4101 R4101 R4101
1.5K 1.5K 1.5K 1.5K
2 0V
C495 C495 C495 C495
R4 4 102
0V 1
3 0V IC411A IC411A IC411A IC411A
2.2k
4.7U F
4558 4558 4558 4558
R498 R498 R498 R498 1K 1K 1K 1K
R499 R499 R499 R499
R41
47K 47K
47K 47K -11.2V
10K
C496 C496
C496 C496
104 104 104 104
3