Philips 40PFL4901/F7 Service Manual page 52

Digital Main 2 Schematic Diagram [TYPE A]
CONTINUE
DIGITAL 1
P-ON+21V
AMP+13V(1)
4
CONTINUE
DIGITAL 6
BACKLIGHT-SW
BACKLIGHT-ADJ
PROTECT3
R1101
22K
3
R1102
9.1K
R1108
10K
2
1
G
C1101 C1102 C1103
1 1 330/25V
D1104
C1117 C1118 C1114 C1115 C1116
MM5Z20B
R1125 47/63V 47/63V 1/100V 1/100V OPEN
270K
D1105
MM5Z20B
R1126
240K
R1123
10K
D1103
1SS400ST
R1124 R1127
10K 22K
R1104
39
D1106 C1112
OPEN 1
IC1101
BD9486F-GE2
LED BACKLIGHT
DRIVER
R1106 5.0 12.6
1 VCC 16
10K
C1105
1
2.9 0
2 VREG 15
R1107
2.4 2.0
100K
3 OVP DRIVE 14
3.6 3.1
4 UVLO DRIVE 13
C1106
R1103 C1104
0.22
5.4 0
9.1K OPEN
5 SS GND 12
CONTROL
0.7 0.2
6 11
LOGIC
C1107
R1109
0.047
0 2.3
100K R1110
7 CP 10
36K
2.1 1.9
8 ADIM 9
R1119
R1111
100K
24K
R1112
2.2K
H I
L1103
OPEN
DIGITAL MAIN CBA UNIT
L1101
100uH
D1101
SB2150BD
C1120 C1124 D1108
47/100V 47/100V SB2150BD
C1119
OPEN
D1102
Q1101
OPEN
AP18T10AGH-HF
21.1 (SWITCHING)
D
R1113
10
G
21.1 2.0
D
S C1108
0
Q1103 560P
G
AP18T10AGH-HF
2.0
(SWITCHING)
S L1102
0 R1118
BEAD
200
R1116
R1115 C1109
OPEN
0.12/1W 1000P
R1117
OPEN
R1128
1K
3.1
R1121
51
R1120 C1110
120 2.2 C1113
2200P
C1111
OPEN
J
10-4
C1001
OPEN
C1002
OPEN
C1003
OPEN
C1004
OPEN
C1005
OPEN
C1006
OPEN
TO LCD PANEL
CN1101
ASSEMBLY
56.6
1 VLED1
12.7
2 ILED1
C1123
1000P
12.7
D
C1121
Q1102
G 0.1
RSR020N06TL
(SWITCHING)
C1122
S
0.2
0.1
R1129
0.47
R1130
0.47
R1131
0.56
K L
PL15.01ASCD2