Power Error; No Power - LG 32LN5400 Service Manual
Led tv
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Also See for 32LN5400:
- User manual (97 pages) ,
- Owner's manual (85 pages) ,
- Owner's manual (60 pages)
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Standard Repair Process
LCD TV
☞A11
Check
Power LED
. Stand-By: Red
Check Power cord
was inserted properly
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
B. Power error
Error
symptom
Y
Power LED
On?
N
N
Normal?
Y
※
Close
Check ST-BY 3.5V
☞A12
No power
DC Power on
by pressing Power Key
operation?
On Remote control
Measure voltage of each output of Power B/D
Y
Normal
voltage?
Y
Replace Power B/D
N
Replace Power
B/D
Established
2012. 01 .14
date
Revised date
☞A13
N
Normal
Check Power
On '"High"
Y
Replace Main B/D
☞A4
Y
Normal
Replace Main B/D
voltage?
N
7/14
Replace
Y
OK?
Power
B/D
LGE Internal Use Only
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