Philips 190CW8FW/93 Service Manual page 38

38 HUDSON 8
1 2
A
B
CN401
CMVCC
1
2
CMVCC
3
CMVCC
4
BKLT-VBRI
5
BKLT-EN
6
C
PANEL_IDX
7
PANEL_IDX
8
9
CONN
C405
0.1uF/16V
DGND 2,3,4
D
E
1 2
3
VCC3.3 VCC3.3
R403
R401 10K 1/16W 5%
10K 1/16W 5%
BKLT-EN
R404
Q403
BL_CONTROL 3
2N3904S-RTK/PS
4K7 1/16W 5%
VCC3.3
+12V
3
R405
1K 1/16W 5%
C406
0.1uF/25V
BKLT-VBRI
R406
1K 1/16W 5%
3
Scaler Board Diagram(190CW8)-4
4 5
MVCC
D401 D402
C411 SMAL240
SMAL240
C403
100uF16V
0.1uF/16V
CMVCC
FB401
120OHM
C407
100uF16V
BRIGHTNESS 3
4 5
6 7
U702
AP1117D18LA
C410
C402
100uF16V
0.1uF/16V
MVCC
U701
VCC3.3
AP1117E33LA
3 2
VIN VOUT
C408
100uF16V
C409
C401
0.1uF/16V
0.1uF/16V
6 7
8
A
CN401 C1
C401 C7
C402 B7
C403 B6
VCC1.8
C405 C2
C406 C2
C407 C6
C408 C7
B
C409 C6
C410 B7
C411 B4
D401 B5
D402 B5
FB401 C5
Q403 B3
R401 B3
R403 B3
R404 B3
C
R405 C4
R406 C3
U701 C6
U702 A6
D
E
8