Philips 190CW9FB/69 Service Manual page 36

36 190CW9 LCD
D
A
C64
12P J
B
PANEL_ON
C
D
S c aler Diagram & C .B .A.
1 2
+5V
R71 1K J
U8
5 1
CD /RESET
2
VCC
4 3
NC GND
G697L400T1UF
R70 10K J
R72
4.7K J
R83
22K
G
R73 C81
47K J 0.1U K
Q3
B
2N3904S
R74 C77 R93
10K J 4.7U K +5V
22K *
Screw Holes
5 9 5 9
4 8 4 8
3 7 3 7
2 6 2 6
H1 H2
HOLE-V8 HOLE-V8
GND GND
1 2
3
U9 spec.
Vds=-30V, Vgs=+/-12V
Id=-3.5A when ambient temp.=70 degre
G(1)
D(3)
S(2)
LCD_5V_POWER
U6 +
APM2301AAC-TRL C76
R92 C75 0.1U K
4.7K J 47U 25V
C78
0.1U K
5 9
4 8
Optical Points
3 7
2 6
H3
Fiducial_Mark Fiducial_Mark
HOLE-V8
GND
3
4 5
J6
G1
G1
1
1
LCD_5V_POWER
TP32 2
2
3
3
TP33 4
4
TP34
5
5
TP35 6
6
7
7
TP36
T7P 8
8
TP37
9
T7M
9
TP38
TCLK2P 10
10
TP39 11
TCLK2M
11
TP40
12
T6P 12
TP41 13
T6M
13
14
14
TP42
T5P 15
15
TP43
16
T5M
16
17
17
TP44 18
T4P
18
TP45
19
T4M 19
TP46 20
T3P
20
TP47
21
T3M 21
TP48
TCLK1P 22
22
TP49
23
TCLK1M
23
24
24
TP50 25
T2P
25
TP51
26
T2M 26
TP52 27
T1P
27
TP53
28
T1M 28
TP54
T0P 29
29
TP55
30
T0M
30
G2
G2
2KK2085030
Fiducial_Mark
4 5
A
C 64 B 1
C 75 B 3
C 76 B 3
C 77 B 2
B
C 78 B 2
C 81 B 2
J 6 A5
Q3 B 2
R 70 B 2
R 71 A2
R 72 B 2
R 73 B 2
C
R 74 B 1
R 83 B 2
R 92 B 3
R 93 B 2
U6 B 2
U8 A1
D