Panasonic TX-17LA1Q Service Manual page 26

Q851
3 5
IC851
COMPARATOR
5V
OW
IC601
AC INV ON
8
7
3 5
1
6 2
IC602
INV DET
4
2
T601
3 9
4
5
6 7
T602
3 9
4
5
6 7
BL-BOARD
!
T701
BL1
3 9
NV 15V
2 4
NV 15V 3 5
T701-3
5
6 7
T701-6 6
T702
T702-3 8
T702-6
9 3 9
4
5
6 7
38
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8 8
IC4103 IC4102
AGC DET EX.I/O
A7
TO BACK LIGHT
1
2
A8
TO BACK LIGHT
1
2
BL4
TO BACK LIGHT
1
2
BL6
TO BACK LIGHT
1
2
B-BOARD
!
TNR001
A1 B1
5 5V 5 13 BV
5V
9 9 7 +B
7 30V 7 9 BTL
!
LCD PANEL
TO LCD PANEL
TC-17/20LA1H, TX-17/20LA1M/Q/T/X/Z
Power Block Diagram
TO DG9001
A6
9V
33
9V
32
5V
20
5V
19
5V
18
5V
17
21 STB 5V
STB 3.3V
24
23 STB 3.3V
STB 2.5V
27
26 STB 2.5V
1.5V
15
14 1.5V
PIXEL POW
5
4 INV ON
INV PWM
1
INV DET
3
MAIN POW
12
LED R
6
REMOTE
7
KEY
8
1