LG 42LF650T Service Manual

B. Power error
No power
Power LED
On?
Y
N
DC Power on
by pressing Power Key
On Remote control
Y
N
Normal
operation?
Check Power
On “High”
Check Power cord
was inserted properly
Check
Power LED
Replace
Power
B/D
Measure voltage of each output of Power B/D
N
Y
Normal
voltage?
Replace Main B/D
Y
OK?
Replace Main B/D
N
Y
Normal?
Check ST-BY Voltage
(D13V)
Replace Power B/D
N
Y
Normal
voltage?
Replace Power
B/D
Y
☞A17
☞A18
☞A5
Standard Repair Process
Established
date
Revised date
6/13
Error
symptom
. Stand-By: Red or No color
※
Close
☞A18
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LG 42LF650T Specifications

General

Brand	LG
Model	42LF650T
Category	LED TV
Language	English