LGE Internal Use OnlyCopyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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TROUBLESHOOTING
1. No power
(1) Symptom
1) It is not discharged minutely from module.
2) Light does not come into the front LED.
(2) Check process
Plug in the power cord.
No
Yes
Is the power cord
plugged in?
Connect the cable.(SC100)
No
Yes
Are the line filter and
PSU connected?
Replace the fuse.
No
Yes
Is the fuse of PSU
normal? (F101)
Connect a cable P1100.
After all cables connect is removed to PSU, the
AC voltage marking is authorized on manual.
When ST-BY 5V is not operated. replace PSU.
No
Yes
Is it connected
that PSU and P1100
in Main B/D?
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