Philips 220VW9FB/97 Service Manual page 25

5
POWER
D
CMVCC
D403
5, 6 CMVCC
NC
CN404
SM340A
1
D402
2
CMVCC
3
CMVCC
4
BKLT-VBRI R450
5
BKLT-EN
6
C_PANEL_INDEX
7
Volume
8
Mute
9
C
CONN
VCC3.3
R441
B
1K 1/16W 5%
R442
BKLT-VBRI
adj_BACKLIGHT
100R 1/16W 5%
A
5
4
ESD_VCC 2
DSUB_5V
DSUB_5V 2
D401
BAV99
CMVCC1
CMVCC1 5
BKLT-EN
NC R449
NC(R0402)
NC
PANEL_ID# 5
C425
Mute 5
NC
VCC3.3
R446
NC
Volume
Q408
NC
5
4
3
VCC3.3 VCC3.3
R437 R439
10K 1/16W 5% 10K 1/16W 5%
Q406
2N3904S-RTK/PS
on_BACKLIGHT 5
R440
4K7 1/16W 5%
VCC3.3
CMVCC1
R447
NC
+ C426
100uF25V
R448
Volume# 5
NC
3
HUDSON 9
2
VCC3.3
R460
3.3 OHM 2W
R461
NC
VCC1.8
Q410
KN2907AS
Q409
KN2907AS C432 C423
+
5 VCTRL
0.1uF/16V 100uF25V
MVCC
FB403 NC
VCC3.3
3
VIN
2
VOUT
1
ADJ(GND)
C428
0.1uF/16V U404 C422 C427
+
AP1117D33LA
0.1uF/16V 100uF25V
2
25
1
D
VCC1.8 5
C
C422 B2
C423 C1
C425 C4
C426 B3
C427 B2
C428 B2
C432 C2
CN404 C5
D401 D4
D402 C5
D403 D4
FB403 B2
Q406 C3
Q408 B4
Q409 C2
Q410 C2 B
VCC3.3 4, 5
R437 C3
R439 C3
R440 C3
R441 B5
R442 B5
R446 B4
R447 B3
R448 B3
R449 C4
R450 C5
R460 D2
R461 C2
U404 B2
A
1