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1-2. In case of No Power
(1) Symptom
1) It does not charge at module.
2) Front LED does not work.
(2) Check the followings
A power cord is plugged in with TV set?
Is AC-INLET Cable(Red+Blue) connected with th PSU?
Are the fuses OK on the PSU?
(check open or short status with Multi-meter)
Is the PSU connected with Main Board though a 24pin cable?
Measure output voltages(16V, 12V, 5V) on the PSU.
-> [Main P1000] pin1,2:16V; pin(5,6):12V; pin(9~12):5V;
If the measured values are not a proper value, replace PSU.
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Yes
Yes
Yes
Yes
- 15 -
No
Plug the power cord in.
No
Connect the AC-INLET Cable.
No
Replace the fuse.
No
Connect a 24p cable to PSU to Main(P1000)pin.
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