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4. TROUBLE SHOOTING
Checking Flow
START
Micro SD Detect
OK?
YES
Check out TF_CLK & Data
Timing OK?
YES
Replace Micro SD Card
YES
Micro SD Card will
work properly
LGE Internal Use Only
NO
Check 2V85_TF
C200=2.85V?
YES
TF_DAT3
Is High?
YES
NO
Re-download SW
Copyright © 2007 LG Electronics. Inc. All right reserved.
- 80 -
NO
Change U200
NO
Re-attach or
Replace J200
Only for training and service purposes
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