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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4. TROUBLE SHOOTING
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
RTC will work properly
Is frequency
at R109 about 32.768KHz?
START
Resolder the X100 or
change the X100
NO
YES
YES
CHECKING FLOW
Is voltage
at R109 about
400mV
?
Resolder the X100 or
change the X100
NO
Is RTC properly working?
NO
Re-download software and try
again
YES
4.15 RTC Trouble