Read LG 47LX6500-TD (CHASSIS:LB03R) 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
Pin layout (24P)
1
Power
on
2
24V
(IOP & Edge 55”)
20V (
Edge 42/47
)
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
NC
17
12V
18
Inverter ON
19
12V
20
LE : NC
IOP : PWM Dim #1
21
12V
22
LE : PWM Dim #1
IOP : NC
23
NC
24
Error-out
IOP 47”/Edge LED 55”
Edge LED 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.
IOP 55”
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