Standard Repair Process Detail Technical Manual
Power Board voltage measuring method
A. Video error_No video/ Audio
A4
Established
date
Revised
date
Error
symptom
Content
LCD TV
A4
Check the 12V, 3.5V.
2014. 01 .20
24 Pin
(Power Board ↔ Main Board)
SMAW200-H24S5
1
Power on
2
Inverter On
3
3.5V
4
PWM#1
5
3.5V
6
3.5V
7
GND
8
PWM#2
9
24V
10
24V
11
GND
12
GND
13
12V
14
12V
15
12V
16
24V
17
GND
18
GND
19
GND
20
GND
21
GND
22
L/DIM0_VS
23
L/DIM0_MOSI
24
L/DIM0_SCLK
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Summary of Contents for 70LB650V-ZA
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