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4. TROUBLE SHOOTING
CHECKING FLOW
Check of BT Ant condition
matching components
LGE Internal Use Only
LGE Internal Use Only
START
A condition is good?
YES
Check condition of
(C419, C430)
A condition is good?
YES
Check Bias Voltage
VAUX at C403
1V8_VDD at C403
YES
CLK32K
YES
Check BT_CLK
YES
BT will
work properly
NO
Replace Ant403
NO
Give the additory solder in
C419, C430
NO
Replace
U101
NO
Replace
U101
NO
Replace
U101
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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