Trans Flash Trouble - LG U310 Service Manual

4.16 Trans Flash Trouble

Trans Flash is worked as below :
Trans Flash insertion -> VREG_MMC_3.0V is 3.0V -> MMC_CD go to High ->
Trans Flash Insertion detecting by MSM6250A -> go working
Start
Insert the Trans Flash Card
Trans Flash insertion
Detection is correct ?
Change the Main B'd
MMC connector
NO
Check the VREG_MMC_3.0V,MMC_CD signal
Yes
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4. TROUBLE SHOOTING