LG KP175 - Page 78

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4. TROUBLE SHOOTING
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Check Bias Voltage
2V8_Vext at TP1
START
NO
YES
Replace
U600
26MHz check
at TP601
?
YE
S
NO
Replace
X500
_BT_RST check at TP600?
YE
S
NO
Replace
U102
Bluetooth on is OK?
YE
S
NO
Re-download SW and try again
Bluetooth will
work properly
CHECKING FLOW