Philips LX3950W/01 Service Manual page 26

AV BOARD - CIRCUIT DIAGRAM (PART 4)
1400 A12 1405-A E13 1411 G2 2403 A11 2407 B8 2411 B8
1401 A1 1405-B F12 2400 A6 2404 A11 2408 B11 2412 B6
1402 G12 1408 H5 2401 A8 2405 A8 2409 B7 2413 B11
1403 G12 1410 G2 2402 A10 2406 B11 2410 B10 2414 B13
1 2 3
1401
A
1
2 D
P50
3
D2_Line2
4
SCART1
5 SCART0
6
AV_Mute
7
B
8 V
SY
9
10 V
SC
11
12 V
CVBS_DVD
13
14 V G_Y
C
15
V
16
B_U
17
18 V
R_V
19
D
20
PCM_LRCLK
21
PCMDATA_LO
D
22
23 D
PCMCLK
24
PCM_BCLK
25
D
26
27
D
28
E PCM_Data_Mic_In
29
30 D
Mic_det
F
1410
G
V
1411
V
H
Note : Some values may varies, see respective parts list for correct value.
1 2 3
7-8
2415 E7 2419 D13 2424 H11 2428 E8 2441 F11 2446 H6
2416 E5 2420 D6 2425 H12 2434 E11 2442 F12 3400 A7
2417 C13 2422 D12 2426 H12 2437 E11 2443 F12 3401 A8
2418 D12 2423 E4 2427 D8 2440 F1 2445 H7 3403 A7
4 5 6
2400
LINE_L
1u
+3V3
3407
MUTE_TV
47K
AV_Mute
+5V
2412
LINE_R
1u
3432
BC857B
7408
12K
FBOUT
+5V
3435
7410
BC847B
22K
3425 V 2420
7406
BC847B
100R 470u 10V
+5V
V
V
2423
7409
BC847B
470u 10V
CVBS
V
4406
1408
3454 2445
LPR6520-K410G
1
150R
10n
2
GND_dig
4 5 6
3404 A12 3408 B12 3413 B8 3418 C10 3424 D10 3428 C5
3405 A6 3409 B7 3415 B7 3421 C10 3425 D4 3430 E6
3406 A10 3410 B11 3416 C11 3422 C11 3426 C5 3432 C5
3407 A6 3412 B7 3417 C9 3423 D6 3427 D6 3433 C5
7 8 9
3400
SCART_LO_L
10K
7400
BC847B
7401
SCART_TV_Right_In
3403
BC857B
2K2
2405
1n
1n
GND_scart
2407
3412 7402 SCART_TV_Left_In
BC847B
D 2K2
3415
SCART_LO_R +5V
10K
SCART0
SCART1
2427
10V 470u
2428
10V 470u
DIG_IN
7 8 9
7-8
3434 E4 3438 G11 3455 H5 4403 G11 4408 B10 6403 B13
3435 D5 3439 E5 4400 B13 4404 H11 6400 A13 6404 B13
3436 G11 3440 G11 4401 A10 4406 H5 6401 A13 6405 B12
3437 E4 3454 H5 4402 G11 4407 B13 6402 B13 6406 C13
10 11 12
For Scart version only
SCART 1
For -/22 only
2402
4401 1400
1u0 SCART_LO_R 3404 1 6400
470R BZX384-C15
2
3408 3 6402
SCART_LO_L
470R BZX384-C15
4
4407
5
2410 6403
6
4408
1u0 7 BZX384-C15
B_U
8 6404
BZX384-C22
9
+12VL
V 10
11
V
G_Y
12 BZX384-C15
13
7404
3421
V 14
BC847B
10K
15
R_V
V 16 BZX384-C15
FBOUT
3424 17
7405
BC847B
10K
18
S_CVBS V 19
V
20 BZX384-C15
21
V
LAP5100-1301G
1405-A
1
2
6
2434
V
3
SY
S-VIDEO
10V 470u
4
2437
SC
10V 470u
5
V
CVBS
1405-B
7 8
LAP5100-1301G
V
4402
1402
3436
R_V LPR6520-N520F
1
68R
YUV/
B_U 3438
2
1403
68R
LPR6520-N620F
PROG SCAN
4403
1
3440
G_Y
3
68R
4404 2
V
10 11 12
6407 C13 7402 B8 7408 C5
6408 D13 7404 C10 7409 E5
7400 A7 7405 D11 7410 D5
7401 A7 7406 D7
13 14
A
Pin 8
6401
0 - 2V : TV BCAST
BZX384-C15
16 : 9 DVD
4.5 - 7V :
4400 #
9.5-12V : 4: 3 DVD
V
GND_scart
B
2414
220p
6406
C
2417
220p
6407
Pin 16
0 - 0.4V : CVBS
2419
1 - 3.0V : EXT RGB
220p
6408
D
V
E
3428
Scart version 0R
Non-Scart version 68R
F
G
H
8239_210_97275 (AV Circuit 4)...for 3532 pt5 dd wk0403
13 14