LG -T500 Service Manual page 83

CHECKING FLOW
Is the connection of
CN601 with LCD connector ok ?
Check the Voltage
Level of MLED1~%(TP01~05)are
about Battery voltage ? LCD BL Ctrl
(TP07)signal is high Level)
Check the Waveform of EMI filter ?
(FL601,FL602,FL603,TP606)
Does LCD work
LCD working well !
LGE Internal Use Only
START
YES
YES
YES
properly ?
YES
NO
Reassemble LCD connector
NO
Resoldering or Replace U601
NO
Resoldering EMI filter.
(FL601,FL602,FL603)
NO
Replace LCD module
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4. TROUBLE SHOOTING
Only for training and service purposes