Digital In/Out, S-Video, Scart, & I 2 C Expander Circuit - Philips MX5800SA Service Manual

2
DIGITAL I/O, S-VIDEO, SCART, & I C EXPANDER CIRCUITS
1 2 3
A
FMN FMN
1404
1401
1 1
DVD_L
2 2
DVD_LR
3 3
DVD_R
18FMN-BTRK-A
4 4
DVD_LR
1403
5
5
1 DVD_SUB
B
2
6
6
3
DVD_CS
4
7 7
5 DVD_SL
6
8 8
7
DVD_SUR
8
9 9
DVD_C
9
10 10 10
11
DVD_CS
12 11
11
13 DVD_SR
12 14 12
15
DVD_SUR
C
13 16 13
17
GND_DIG
14 18 14
DIG_OUT
15 15
GND_DIG
16 16
DIG_IN
17
MIC
18
MIC_IN
19
GND_A
D
20
DPL_R
21
GND_A
22
DPL_L
1406 1405
FMN-BTRK FMN
E
0_6_12
1
1
2 MUTE_AV
2
3
4
3
5
6 R_Pr
4
7
8
5
9
10 C_B_Pb
6
11
Y
12
7
13
F
14 Y_G_Y
C 8
9
CVBS_DVD
10
V
G
1181-3 5401
7CHA
2u2
5402
YKC21-4483 3444 2424
4 3
GREEN_TOP
33R
2 100n
5
# 4401
6 1
6
330p
8 7
GND_DIG
2429
H
EMC_GND
4400
1181-4
DIG_IN
2426
3446
7
150R
10n
8
GREEN_BOT
YKC21-4483 GND_DIG
I
1 2 3
9-5
4 5 6
LINE_L
+5V_MUTE_1
7402
GND_D
M62320FP
16 15 14
MUTE_SCART_LO
CHIP SELECT
+5V
GND_D GND_D
2 SCL
I 2 C BUS MUTE_AV
SHIFT 1
3 SDA
TRANSCEIVER REG
SO
3411 4.8V 8 8 8
13
PWR
OUT I/O IN
270R
8 RES
DATA LATCHES
8 8 8
LINE_R
I/O PORT
GND_D GND_D
12 11 10 9 7 6 5 4
+5V
AMP_ON_S
AMP_ON_LRCS
2450
100n
GND_D
2451
100n
GND_D
MUTE_AV 3456
7451
BC817-25
15K
# 4402
GND_D GND_D +5VVID
MUTE_AV 3458
7452 4u7 4.9V
BC817-25 2445
15K 3431
C_B_Pb
5403
100R
# 2.4V
2u2
GND_D GND_D
+5V
SSSS2
H = Interlaced
1187
Pscan_DET
L = PROG SCAN
V
DIG_OUT
+5VVID
+5V
3472
4.9V
4R7
V
-5VVID
-5V
3480
-6.2V
4R7
V
4 5 6
7 8 9 10
2431 SCART_LO_L
3465
1K 7455
1u
BC847B
7132
3463
BC857B
TV_IN_R
2K2
10K 2433
3460
1n
1n
3461
A_LO
47K 2434
7454
7456
BC817-25
BC847B
3464
TV_IN_L
GND_A
2K2
2432 3466 SCART_LO_R
1K Pin 8
1u
0 - 2V :
4.5 - 7V :
9.5-12V :
+5VVID
POWER AMP.
STATUS
HI ON
4.9V
+2.5V MUTE
4408 2.4V
#
CVBS_DVD
LOW STANDBY 3416
7411
5405
BC847B
100R
2u2 3415
V V
4403
#
+5VVID
4u7 4.9V 4u7
2446 2447
7405 7406
3434
Y_G_Y BC847B
BC847B # 5404 R_Pr
2.4V
100R
2u2 # 2u2
5407
B_OUT G_OUT
V V
4418
+5VVID
4.9V
4411
2.4V
3447
4415 7423
Y_G_Y
# 5408
BC847B
100R
2u2
Y
-5VVID
4419
+5VVID
C
4.9V
4412
3449 2.4V
4416 7421
C_B_Pb # 5409
BC847B
100R
2u2
-5VVID
+5VVID
#
4409
#
CVBS_DVD 3420
#
7410
#
5406
BC847B
100R
2u2 #
3418
68R
-5VVID
4410
7 8 9 10
9-5
11 12 13
For Scart version only
SCART 1
For -/22 only
2414
3402 1186
1u0 8K2 SCART_LO_R 3400 6402
1
470R BZX384-C15
2
3401 3 6404
SCART_LO_L
470R BZX384-C15
4
5
4414
2415 3404 6405
6
8K2
1u0 3430 7 BZX384-C15
B_OUT
68R 0_6_12 8 6407
4430
9 BZX384-C22
TV BCAST
V 10
16 : 9 DVD
3433 V 11 6408
G_OUT
4: 3 DVD
68R 12 BZX384-C15
4433
13
4436
V 14
3436 15
68R
R_OUT
Pin 16
+3V3
3414 3413 16
0 - 0.4V :
3412
33R 47R 17
DVD_ON
1 - 3.0V :
15K BC847B
18
7431
6409
V 19
68R 20 BZX384-C15
21
V
4404
+5VVID
4428
R_OUT 3428
4.9V
68R
#
3437 # 7407 B_OUT 3427
BC847B
100R 2.4V
68R
4427
R_OUT
G_OUT 3426
68R
4426
V YUV/
PROG SCAN
V
1183-A
LAP5100-1301G
4424 1
V
2
68R
Y
3424
3
3425
4
68R
C
4425 2410 2409
220p 220p L=S-Video inserted
#
V
CVBS
AV circuit 3139 118 35006 sheet 4 dd wk334
11 12 13
14 1181-3 G1 3467 A9
1181-4 H1 3468 B9
1183-A G13 3472 H5
1183-B H13 3473 G6
1184 F13 3474 G13
1186 A13 3480 I5
1187 G6 3481 E6
1401 A1 3482 F6
1403 B2 3483 E8
1404 A2 3484 F8
1405 E2 3485 E11
A
1406 E1 3486 F11
2400 A11 3487 C9
2401 B12 3488 D9
2402 B4 4116 H13
2403 D12 4400 H2
6403
2404 D12 4401 G3
2405 A11 4402 E6
BZX384-C15
2406 B11 4403 E9
4413 # 2407 H14 4404 E11
2408 H13 4408 D9
V
2409 G12 4409 I9
B 2410 G12 4410 I9
A_LO
2411 F13 4411 F9
6406 2412 F13 4412 H9
2413 F12 4413 B13
BZX384-C15
2414 A10 4414 B13
2415 B10 4415 F8
2417 A4 4416 H8
2418 A4 4418 F9
2420 H5 4419 G9
2421 I6 4421 C6
2422 I5 4422 C6
2423 H1 4424 G11
C
2424 G3 4425 G11
2425 H2 4426 F12
2426 H3 4427 F12
2427 I2 4428 E12
2428 G3 4430 B12
2429 H2 4433 C12
CVBS 2430 B8 4436 C12
2431 A7 5401 G3
EXT RGB
2432 B7 5402 G3
2433 A9 5403 E6
2434 B9 5404 E8
2435 A9 5405 D9
D
2436 B9 5406 I9
2445 E6 5407 F10
-5V
2446 E8 5408 G9
2447 E10 5409 H9
2450 D6 6402 A13
2451 D6 6403 A13
2455 B12 6404 B13
2456 C12 6405 B13
2457 C12 6406 B13
2459 B12 6407 B13
3428
2460 B11 6408 C13
Scart version 0R
E 3400 A12 6409 D13
Non-Scart version 68R
3401 B12 7132 A8
3402 A11 7402 A5
3403 A11 7405 E7
3404 B11 7406 E9
4
3405 B11 7407 E11
3411 B4 7410 I10
3
3412 D11 7411 D10
3413 C12 7421 H10
3414 C12 7423 F10
2
3415 D10 7431 D11
1
3416 D9 7451 D5
F
YKC21-4423
3417 D10 7452 E5
1184
3418 I10 7454 B7
3419 I10 7455 A8
3420 I9 7456 B9
3421 C4
3422 C4
+5V 3424 G11
3425 G11
3426 F12
3427 E12
3428 E12
3430 B12
G
6 3431 E6
3432 F7
S_Video_DET
3433 C12
3434 E8
S-VIDEO
3435 F9
3436 C12
3437 E10
3438 F11
3441 A4
3442 A4
3444 G2
H
3445 I2
3446 H2
3447 F9
3448 G10
3449 H9
3450 H10
3451 C4
3452 C4
3454 C4
3455 C4
3456 D4
3457 D4
3458 E4
I
3459 E4
3460 A7
3461 B7
3462 A8
3463 A8
3464 B8
3465 A8
3466 B8
14