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Electrical Diagram - Philips PET944 Service Manual

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5

7.0 ELECTRICAL DIAGRAM

CIRCUIT DIAGRAM-TFT BACKLIGHT
D
CL2
0.1uF
+5V
IR
RL18
0
C
CL2
100PF
B
LL21
+5V
+5V_TFT
IR
FB 600R
DC_FBK1
DCPWM1
PWM
LL22
FB 600R
+3.3V
+3.3VTFT
LL23
FB 600R
+9VIN
+9VIN_TFT
BL_EN
LP
PCK1
A
5
4
IR1
1
2
3
SENSOR
JL1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CON 14P*1.25
4
3
+9VIN
DCPWM1
DC_FBK1
LP
PCK1
+3.3V
+5V
LL5
22uH/CD54
C54
0.1uF
+5V
ECL5
CL35
+
UL2
100uF10V
0.1uF
RL43
RL44
6
VIN
SW
10K
2
GND
OV
10K
4
EN
FB
3
QL5
SS6610
BL_EN
2
3904
1
RL27 10K
PWM
CL34
0.1uF
3
2
+9VIN
2
DCPWM1
2
DC_FBK1
2
LP
1
PCK1
1
+3.3V
1
+5V
2
CL33
+
0.1uF
DL5
SSD03
1
2
1
5
RL45
4.7k
FB
3
RL47
3R
RL23 90K
2
1
D
LED +1
C
ECL4
2.2UF/16V/0805
B
LED —1
RL48
1R
A
1

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