LG KE990 Service Manual - Page 92
LG KE990 - LG Viewty Cell Phone 100 MB Manual
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4. TROUBLE SHOOTING START TP1, TP2, TP3 Signals exist ? No Rx still hasproblem? No Re-download & Cali br ation Yes Check Front-End Module & Soldering of TPs Yes GSM-900,DCS-1800,PCS1900Rx is OK Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 93 - LGE Internal Use Only
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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
STAR
T
TP1, TP2, TP3
Signals exist
?
Rx still has problem
?
Re-download
& Calibratio
n
Yes
Yes
No
N
o
Check Front-End Module
& Soldering of TP
s
GSM-900,DCS-1800, PCS-
1900
Rx is OK