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Standard Repair Process
Error
LCD TV
symptom
Check outlet
Check A/C cord
Check for all 3- phase
power out
Fix A/C cord & Outlet
and check each 3
phase out
* Please refer to the all cases which
can be displayed on power off mode.
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2015 LG Electronics Inc. All rights reserved.
Only for training and service purposes
B. Power error
Off when on, off while viewing, power auto on/off
☞A14
N
Check Power Off
Error
Mode
Y
☞A13
(If Power Off mode
is not displayed)
Check Power B/D
voltage
※ Caution
Check and fix exterior
of Power B/D Part
Status
"POWEROFF_REMOTEKEY"
"POWEROFF_OFFTIMER"
"POWEROFF_SLEEPTIMER"
"POWEROFF_INSTOP"
"POWEROFF_AUTOOFF"
Normal
"POWEROFF_ONTIMER"
"POWEROFF_RS232C"
"POWEROFF_RESREC"
"POWEROFF_RECEND"
"POWEROFF_SWDOWN"
"POWEROFF_UNKNOWN"
"POWEROFF_ABNORMAL1"
Abnormal
"POWEROFF_CPUABNORMAL"
Established
date
Revised date
CPU
Abnorm
Replace Main B/D
al
Abnorm
al1
Y
Normal
Voltage
N
Replace Power B/D
Power off List
Power off by REMOTE CONTROL
Power off by OFF TIMER
Power off by SLEEP TIMER
Power off by INSTOP KEY
Power off by AUTO OFF
Power off by ON TIMER
Power off by RS232C
Power off by Reservated Record
Power off by End of Recording
Power off by S/W Download
Power off by unknown status except listed case
Power off by abnormal status except CPU trouble
Power off by CPU Abnormal
Y
Normal
N
Replace Power B/D
Replace Main B/D
Explanation
LGE Internal Use Only
8/14
End
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