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4. TROUBLE SHOOTING
CHECKING FLOW
START
Micro SD Detect
YES
Check out MC_CLK & Data
Timing OK?
YES
Replace Micro SD Card
YES
Micro SD Card will
work properly
LGE Internal Use Only
LGE Internal Use Only
NO
OK?
NO
Check the
C223=2.8V?
YES
uSD_DET(R213)
Is High?
YES
Re-download SW
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
- 102 -
Copyright © 2009 LG Electronics. Inc. All right reserved.
NO
Change U101
NO
Re-attach or
Replace J201
Only for training and service purposes
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