Read LG 32LD650 (CHASSIS:LT03B) Service Manual online
Standard Repair Process Detail Technical Manual
Check power input voltage and ST-BY 5V
B. Power error _No power
A18
Established
date
Revised
date
Error
symptom
Content
LCD TV
A18
Check the 3.5V when st-by
Error-out
24
NC
23
LE : PWM Dim #1
IOP : NC
22
12V
21
LE : NC
IOP : PWM Dim #1
20
12V
19
Inverter ON
18
12V
17
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
24V
4
24V
3
24V
(IOP & Edge 55”)
20V (
Edge 42/47
)
2
Power
on
1
Pin layout (24P)
IOP 47”/Edge LED 55”
Edge LED 32/42/47”
For ’10 models, there is no voltage out for st-by purpose.
When st-by, only 3.5V is normally on.
When st-by, only 3.5V is normally on.
2010. 2 .19
IOP 55”
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