Philips LC4.9U AA Service Manual page 43

Color television
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Circuit Diagrams and PWB Layouts
SSB: Sync Interface
1
2
SYNC INTERFACE
B3
A
TO SIDE CONNECTORS
B
I454
LED_SEL
C
3458
COL_HREF
4440
100R
D
H_DELAY
4438
RES
3461
COL_VA
E
4441
100R
Vsync_SDTV
4439
RES
3139 123 6145.1
1
2
LC4.9U AA
7.
3
4
+3V3STBY
+5VSW
6430
BZX384-C2V7
3431
1K0
I453
6431
1N4148
7430
PDTC114ET
0V
I430
3432
RES
ITV_IR_SW_RESET
3V1
3463
RES
+3V3SW
+3V3SW
7436-4
7436-3
74LVC14APW
74LVC14APW
14
14
3459
H_1FH
5
6
9
8
100R
7
7
+3V3SW
+3V3SW
2449
7436-6
7436-5
100n
74LVC14APW
74LVC14APW
14
14
3462
V_1FH
13
12
11
10
100R
7
7
3
4
EN 43
5
6
4436
RES
+3V3SW
3451
4K7
7436-1
74LVC14APW
14
3453
I443
HOUT
1
2
100R
7
4437
RES
+3V3SW
7436-2
74LVC14APW
14
3455
I440
3
4
VSYNC
100R
7
5
6
7
8
9
3454
Hsync_SDTV
100R
3456
Vsync_SDTV
100R
1440
1
2
SC1_CVBS_RF_OUT
I449
3
I450
4
5
&
7
BM05B-SRSS-TBT
1441
5431
I451
1
+12VSW
2
+5V
3
I452
2447
2448
5
4
10p
10p
B3B-PH-SM4-TBT(LF)
FOR ITV ONLY
7
8
9
1440 D9
1441 E9
B3
2447 E8
2448 E9
2449 E4
3431 A3
3432 B3
3451 A5
3453 B6
3454 B7
3455 C6
A
3456 C7
3458 D2
3459 D4
3461 E2
3462 E4
3463 C4
4436 A6
4437 B6
4438 D2
4439 E2
4440 D2
B
4441 E2
5431 E8
6430 A3
6431 B3
7430 B3
7436-1 A6
7436-2 C7
7436-3 D3
7436-4 D4
7436-5 E4
7436-6 E3
I430 B3
C
I440 C6
I443 B5
I449 D8
I450 D8
I451 E9
I452 E9
I453 B3
I454 B2
D
6
E
F_16040_003.eps
251005

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