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Standard Repair Process Detail Technical Manual
Check power input voltage and ST-BY 3.5V
B. Power error _No power
A18-2
Established
date
Revised
date
Error
symptom
Content
LCD TV
A18
2011. 12 .14
Check the DC 24V, 12V, 3.5V.
SLAVE PSU
24 Pin (Power Board ↔ Main Board)
SMAW200-H24S (YEONHO)
1
Power on
2
24V
3
24V
4
24V
5
GND
6
GND
7
GND
8
GND
9
3.5V
10
3.5V
11
3.5V
12
3.5V
13 GND 14
GND
15 GND 16
GND
17 12V 18
Inverter On/off
19 12V 20
A-DIM
21 12V 22
P-DIM
23 GND 24 Error-out
<LM95>
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