Read LG 42LW6500-JA (CHASSIS:LE13E) Service Manual online
Standard Repair Process Detail Technical Manual
Checking method when power is ON
B. Power error _No power
A19
Established
date
Revised
date
Error
symptom
Content
LCD TV
Check “power on” pin is high
Error-out
24
NC
(Lamp Scanning Model
: PWM Dim #2)
23
PWM Dim #1
22
12V
21
Lamp : A-dim
LED : NC
20
12V
19
Inverter ON
18
12V
17
PSU : GND, LPB : NC
16
GND
15
GND
14
GND
13
3.5V
12
3.5V
11
3.5V
10
3.5V
9
GND
8
GND
7
GND
6
GND
5
20/24V
4
20/24V
3
24V
20V (Edge 32/37 Only)
2
Power on
1
Pin layout (24P)
2011. 1. 20
There are several wafers on power board.
Don’t get confused about 24P power out wafer.
You can refer to not only left pictures and ‘P201’ silk print near by wafer.
Don’t get confused about 24P power out wafer.
You can refer to not only left pictures and ‘P201’ silk print near by wafer.
ALEF 47”/55”
Edge LED 42 PSU
Edge LED
32 PSU
32 PSU
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