Philips HDRW720 Service Manual page 97

Circuit Diagrams and PWB Layouts
Analog Board: In/Out Video (IOV)
1 2 3
VGNSTBY 5VSTBY 5SW 12VSTBY 5NSTBY
3454 F499
1K
A
VGNSTBY 5VSTBY 5SW 12VSTBY 5NSTBY GND
5VSTBY
3447
5VSTBY 5VSTBY
47K
BC857BW 4.7/4.5V
I408
3446
7402
7401
BC847BW
47K
0.7/0V
BC857BW
4.5/5V I407 2450
7403
0/0.7V
I406
I409
100n
B
5/0V
GND GND
GND GND
5NSTBY
3433
SDA
3432 100R
SCL
100R
C
I413
1943
SCL 1
SDA 2
5VSTBY 3 5VSTBY
GND 4 GND
GND 5 GND
INT 6
D
12VSTBY
12VSTBY 7
GND GND
7411
IPOR_DC 8
VGNSTBY 9 NJM2285M
VGNSTBY
TEMP_SENSE 10 I411
2.5V 1
IN1B
FMN
0V 2
CTL1
4402 3
1.8V
TEMP_SENSE OUT1
4
3429 GND2
5
GND
0.8V
47K OUT2
1.2V 6
E
OUT3
7
0V
CTL3
8
GND 2V
IN3A
1942
2421
9 F4210
YFIN
8 10u
2408
GND
7
CFIN F4203
1u
I416
6
N.C.
F
5
GND
GND
2428
4 F4205
CVBSFIN
F4207 10u
3
AINFL
2
GND
1
5VSTBY
AINFR
GND
PH-B
AINFR
F4209
G
AINFL
VSA1
VSA2
5SW
ASC1S
3458 3460
4K7 4K7
FOME
H
8k2 for EPG 8k2 for EPG
delete for EPG
SB1
7419 7420
I418
BSH111 BSH111
AGC
PSS
I429
F4505
SFS_TS
ION
I
12VSTBY
GND
from/to uP Board
from/to uP Board
1 2 3
I 465 I 461 I462
A: DC , 500mV/Div
A: DC, 500mV/Div A: DC , 500mV/Div
10us/Div
10us/Div 10us/Div
HDRW720/0x, DVDR725H/0x
4 5 6
F5113
F5108
F5110
GND
I459
YCVBSIN2
GND
F5120
5NESD
5NESD
F5106
GND GND
5NESD
GND
5VSTBY
5403
10u
5SW
GND
2410
1u
I414
5VSTBY
16
2.5V
IN1A I412
15
GND
GND1
I461 1V
14 GND 1.7V
IN2B
13 I462 1V
V+
12 I463
0V 1V
CTL2
I464
11 1.5V 3.5V
IN2A
10 I465
1.4V
GND3 I417
9
GND
IN3B
3445 2419
I466
GND
1.6V
150R 1u
2.1V
5VSTBY
2.4V
2417
10u
0V
I415
0V
5VSTBY
0V
0V
I468
0V
GND
0V
0V
I469
5V
I470
5V
5VSTBY
A_YCVBS
5V
7421
3400 I453 3416
BC847BW 5VSTBY
7412
100K 4K7 3955
0V PDTC124EU
5V
not used
5NSTBY
F412 10K
5V 0V
GND
7404
BC857BW
5VSTBY
-4.5V GND
5SW
I420
GND GND
from/to uP Board from/to uP Board
4 5 6
I 463 A_CVBS I405
D_CVBS F4712
A: DC, 500mV/Div
A: DC, 500mV/Div A: DC, 200mV/Div
10us/Div
10us/Div 10us/Div
7. EN 97
7 8 9
4401
GND
YCVBSIN2
GND
3465 3466 3467 3468
V V V V
3471 3472 3475
100K 100K 100R
F5101
F5102
F5103 3476
100R
5VSTBY
5VSTBY
I457 I456 5406 5402
10u 10u
GND GND GND GND
7408
36 8 20 24 30 32 STV6618
GND
3V
2440
I483
31 9
R|PR|COUT-TV R|PR|CIN-ENC
1u
29 10 I482 2.6V
G|YOUT-TV G|YIN-ENC
3V
27 11 I481
B|PBOUT-TV B|PBIN-ENC
2437
34 4 2.5V
FBOUT-TV CVBSIN-ENC
2439
33 6 3V I479 1u
Y|CVBSOUT-TV CIN-ENC
40 7 I478 100n 2.5V
CIN-TV YIN-ENC
41
2433
Y|CVBSIN-TV
5 4V
DECV
47n
1
Y|CVBSIN-TUN
21 I476 1.8V
Y|CVBSOUT-REC
43
CIN-TUN
1.6V
23
COUT-AUX
28 25 1.4V
C-GATE Y|CVBSOUT-AUX
42
DIGOUT1
2418
44 17 0V
DIGOUT2 R|PR|CIN-AUX
2423 1u
2 15 2.5V
DIGOUT3 G|YIN-AUX
4.5V 1u 2427
14 13
DIGOUT4 B|PBIN-AUX
3494 1u
16 35 0V
DIGOUT5 FBIN-AUX
150R 3452
18 19
DIGOUT6 Y|CVBSIN-AUX
2.1V 150R
38
SDA
37
SCL
22 12 3 26 39
GND GND GND GND GND
I405
GND
GND GND GND GND GND GND GND GND GND
from / to Digital Board
7 8 9
D_R F4718
D_Y F4714 D_C F4716
A: DC, 200mV/Div A: DC, 200mV/Div A: DC, 200mV/Div
10us/Div
10us/Div 10us/Div
10 11 12 13
F5213
GND
GND
F5210
F5215 F5211 F5207
F5219
3464 3463
3411
V V
75R
3470
GND
100K
GND GND GND
5NESD
5NESD
GND
5NESD
F5208
GND
GND GND
3422
820R
11.1/0V
3442 0/0.6V
F913
150K
5VSTBY 5VSTBY
GND
GND
WSRO
2.2V
I449 2420
F5220
1.6V
3449
100n
7406
BC857BW
150R I484
5SW
GND
3435
GND
75R
2416 I448
7410
NJM2267M 7
1u
GND GND
2.3V
V+
2461
2.6V 5NESD
I447
1 VIN1 2443
I442
I438
VOUT1 4
4u7 6DB
100u
I443 2442 3441
3
VSAG1
22u 75R
2.5V
GND
2460
2.3V
I446
8 VIN2 2.6V 2432
I444
VOUT2 5
4u7 6DB
100u I441
I445 2429
6
VSAG2 GND
22u
2.5V
GND
GND
2
GND GND
I431 I433
2462 I485 5405
3448
GND
Bead
10u 270R
5NESD
2463 I434
3450
GND
GND GND
10u 270R
BC817-25W(COL) 0V
7415
3457
3495
GND GND
470R -4.3V
GND
DAC_MUTE
10 11 12 13
D_B F4722
D_G F4720
A: DC, 200mV/Div
A: DC, 200mV/Div
10us/Div
10us/Div
14 1940-1 A8 6418 B12
1940-2 A13 6419 B10
1940-3 A14 6420 A5
1942 E1 6422 A11
1943 C1 6423 A8
1945-1 I2 6424 B10
1947 I7 6425 G13
1948 F14 6426 G13
1949-A I14 6427 H13
1940-3
1949-B H14 6428 I13
0350808190 1949-C G14 6429 I14
2401 B4 7401 B2
2402 B1 7402 B3
2403 D3 7403 B1
2404 D3 7404 I4
2405 C8 7405 C14
2406 I4 7406 F12
GND GND A
2407 I2 7407 E14
2408 F3 7408 D8
2409 D8 7409 D14
2410 C4 7410 G11
2411 D6 7411 D3
2412 I2 7412 H5
2413 C6 7415 I12
2414 C7 7416 I14
2415 C10 7419 H2
2416 G11 7420 H3
3462 3461 2417 F4 7421 H4
2418 F9 F401 I2
2419 E6 F402 H2
V V
2420 F13 F412 I5
2421 E1 F4203 F1
2422 F13 F4205 F2
2423 G8 F4207 F1
3469 3477
2424 G13 F4209 G1
AOUT2R
2425 G12 F4210 E1
100K 100R 2427 G9 F4505 I2
B
2428 F2 F4707 I8
2429 H13 F4712 I9
2430 E12 F4714 I9
AIN2R
2432 H13 F4716 I10
2433 E8 F4718 I10
2434 C8 F4720 I10
2435 C7 F4721 I10
3478
2436 E10 F4722 I10
AOUT2L
2437 E9 F485 F14
100R
2438 F9 F499 A3
2439 E8 F5101 B8
2440 E8 F5102 B7
2441 E10 F5103 B7
AIN2L
2442 H13 F5106 B6
2443 G13 F5108 A6
2444 H13 F5110 A5
2445 I11 F5113 A6
12VSTBY 12VSTBY
C
2446 H6 F5116 B5
2447 I14 F5119 B5
2448 I13 F5120 B4
2449 F1 F5201 A14
2450 B2 F5202 A13
2459 E2 F5206 A12
2460 H11 F5207 A12
2461 G11 F5208 C12
2462 I11 F5210 A11
7405
2463 I13 F5211 A12
BC847BW
2464 A3 F5213 A12
11.7/0.2V
3400 H3 F5215 A11
3401 B11 F5216 C11
3402 B11 F5219 A11
I402
3403 B12 F5220 F11
3404 B4 F913 D10
3405 B2 I341 A13
D 3406 B2 I402 D14
3407 B2 I405 H7
3408 B1 I406 B2
I467 3409 B5 I407 B2
11.7/0.1V
3410 C6 I408 B3
3411 B10 I409 B3
7409 3412 C5 I411 D2
3413 B6 I412 D4
BC847BW
3414 C5 I413 C3
3415 H4 I414 D6
3416 H4 I415 F3
3417 C11 I416 F3
3418 I3 I417 E4
3419 I4 I418 H1
GND
3420 F11 I419 I1
3421 C14 I420 I6
11.6/0V
3422 D13 I424 I5
3423 D14 I428 I4
E
3424 E14 I429 I2
3428
0/0.6V 7407
3425 E12 I431 I11
3426 E13 I433 I13
BC847BW
100K
3427 C10 I434 I13
3428 E13 I437 H13
3429 E1 I438 G13
3431 E12 I439 G13
GND 3432 C3 I440 F13
3433 C3 I441 H13
3434 F13 I442 G12
3435 F13 I443 H12
3436 F13 I444 H12
3437 G1 I445 H12
3438 G1 I446 H11
REAR OUT 3439 F5 I447 G11
3440 H3 I448 G12
GND
3441 H13 I449 F13
F 3442 D13 I451 F13
S-CONN 3443 I11 I453 H4
3444 I13 I454 I4
GND
3445 E5 I456 C7
1948
3446 B3 I457 C7
TCS79
3447 A3 I458 A6
3448 I11 I459 A6
1
F485
3449 F12 I460 A5
5
3450 I13 I461 E6
I440
3 Y
3451 I4 I462 E6
7
3452 G9 I463 E6
I439
4 3454 A3 I464 E6
C
3455 E4 I465 E6
6
3456 I14 I466 E6
2
3457 I11 I467 D14
3458 H2 I468 G6
3459 G4 I469 G6
GND GND G 3460 H3 I470 G6
3461 A14
I476 F8
3462 A13 I478 E8
3463 A13 I479 E8
3464 A12 I481 E8
5NESD
1949-C
3465 B7 I482 E8
LPR6520 3466 B7 I483 E8
1
3467 B8 I484 F12
3468 B8 I485 I11
CVBS 3469 B13 I486 I14
I437 4
3470 B12
3471 B7
3472 B8
3475 B9
3476 B9
3477 B14
1949-B
3478 B14
1 LPR6520 3481 F2
H
3482 E4
3483 F3
3484 F3
5NESD
3 AL
3485 G11
3486 H11
3487 H13
1949-A
3488 H13
1 LPR6520
3489 E1
3490 D4
3491 D11
2 AR 3492 D11
3493 D12
3494 G8
GND 3495 I11
3496 I14
2447
3955 H6
4401 A8
4402 E1
470p
5401 C4
6429
5407
0V 5402 C9
I
5403 C6
Bead
I486 5404 G12
BZX384-C15
5405 I12
BC817-25W(COL) 5406 C8
5407 I14
7416
3456 6401 B4
6402 B6
AKILL
6403 B6
6404 B6
3496
6409 A4
DAC_MUTE 6414 B5
-4.3V 470R 6415 B11
GND
6416 B11
6417 B12
14
17016_001
190204