Side Io And Lkb Panel - Philips LC4.2E Service Manual

Circuit Diagrams and PWB Layouts

Side IO and LKB Panel

1 2
SIDE IO & LKB
KEYBOARD
PC-TV-LED
A
*
ITV MTV
*
4304 -- YES
--
4305 YES
IR
P50_LINE_ITV_IR_SW
LED-SEL
B
TO 1540 OF
FRONT IR / LED
1302
I310
PC-TV-LED_2
1
2
+3V3_STBY
3
IR_2
4
5
LIGHT-SENSOR-SDM|ITV_STATUS
6
WH06D-1
C
D
LKB
F306
KEYBOARD
E
I304
F
3139 123 5849.1
1 2
LC4.2E AA
3 4
4302
3311
100R
+3V3_STBY
6304
BZX384-C6V8
6305
3313
BZX384-C6V8
4K7
+3V3_STBY
3315
4306
10K
*
4305
3324
100R
FOR ITV
TO / FROM 1104
OF IO BD
1301
SVHS_C_IN
20
19
SVHS_AV2_Y_CVBS_IN
18
17
SVHS_L_IN
16
15
SVHS_R_IN
14
HP_DET_IN
I305 I306 I307 13
HP_ROUT
12
HP_DET_R_DC
11
HP_LOUT
10
PC-TV-LED
9
LED-SEL
8
F307 7
6
5
LIGHT-SENSOR-SDM|ITV_STATUS
4
IR
3
KEYBOARD
2
P50_LINE_ITV_IR_SW
1
3 4
7. 48
5 6
+3V3_STBY
1303
1
2
3
4
5
6
7
8
SIDE IO
I301 3301
330R
3302
33R
3303
220R
+3V3_STBY
3327
100K
2326
2u2
3329
+3V3_STBY
I302
2301
10V 1u0
2303 I303
10V 1u0
+5VSWI
5 6
7 8 9
F301
3316
1307
33R
2309
YKF51-5359
47p
1
SVHS
3
4
2
F302
3325 2310
75R 47p
+3V3_STBY
3326
1K0
7326
3328
BC857B
100R
56K
3304 F303
22K
AUDIO IN
3307 F305
1 1308
4
22K
3
2
4 1306
2
7
1
6
3
5
TC38-103-01
S308
7 8 9
1301 D4 S303 E8
1302 B1 S304 E8
1303 A5 S305 F6
1306 F8 S306 F6
1307 B9 S307 F7
1308 E9 S308 F7
1309 F2
1310 F2
1311 F3
1312 F3
A
1313 F3
2301 E7
2302 E7
2303 E7
2304 E7
2305 F6
2306 F6
2309 B8
2310 C8
2326 D7
3301 B6
3302 B7
B
3303 C6
3304 E7
3305 E7
3306 E8
3307 E7
3308 E7
3309 A5
3311 A4
3313 A4
3315 B4
3316 B7
C 3317 E1
3318 E2
3319 E2
3320 E3
3321 E3
3322 E3
3323 E3
3324 C2
3325 C8
3326 D8
3327 D7
3328 D7
D
3329 D7
4301 C9
4302 A3
4304 A2
4305 B4
4306 B3
6301 C7
6302 A4
6304 A4
6305 A4
6306 E1
6307 D7
E
6308 B7
6309 C7
7326 D8
F301 B7
F302 C7
F303 E8
F305 E8
F306 E2
F307 F3
I301 B6
I302 E7
F I303 E7
I304 E2
I305 E2
I306 E3
I307 E3
I310 B2
S301 B7
S302 C8
E_14490_041.eps
040804