B. Power error
Off when on, off while viewing, power auto on/off
Established
date
Revised date
7/13
LCD TV
Error
symptom
Standard Repair Process
2013. 11 .30
2014. 02 .04
E
?
N
Check Power Off
Ch k A/C
d
Check outlet
CPU
Y
☞
A22
Error?
Y
Check Power Off
Mode
Check A/C cord
Check for all 3- phase
power out
Replace Main B/D
CPU
Abnormal
Replace Power B/D
N
Y
Normal?
End
Abnormal
1
Fix A/C cord & Outlet
and check each 3
phase out
(If Power Off mode is
not displayed)
Check Power B/D
lt
Y
Replace Main B/D
Normal
voltage?
☞
A5
voltage
N
Replace Power B/D
※
Caution
Check and fix exterior
of Power B/D Part
Status
Power off List
Explanation
"POWEROFF_REMOTEKEY"
Power off by REMOTE CONTROL
"POWEROFF_OFFTIMER"
Power off by OFF TIMER
"POWEROFF_SLEEPTIMER"
Power off by SLEEP TIMER
"POWEROFF_INSTOP"
Power off by INSTOP KEY
"POWEROFF AUTOOFF"
Power off by AUTO OFF
* Please refer to the all cases which
can be displayed on power off mode.
Normal
POWEROFF_AUTOOFF
Power off by AUTO OFF
"POWEROFF_ONTIMER"
Power off by ON TIMER
"POWEROFF_RS232C"
Power off by RS232C
"POWEROFF_RESREC"
Power off by Reservated Record
"POWEROFF_RECEND"
Power off by End of Recording
"POWEROFF_SWDOWN"
Power off by S/W Download
"POWEROFF_UNKNOWN"
Power off by unknown status except listed case
Abnormal
"POWEROFF_ABNORMAL1"
Power off by abnormal status except CPU trouble
"POWEROFF_CPUABNORMAL"
Power off by CPU Abnormal
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