LG KE990 Service Manual - Page 87
Checking GSM Block - downloads
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4. TROUBLE SHOOTING 4.5 Checking GSM Block 3 2 1 4.5.1 Checking Front-End Module Refer to chapter 3.4 STAR T 1. Check Fr ont -End M odule Block 2. Check RF Tx L evel 3. Check RF Rx L evel 4. Re download SW & Cali br ation LGE Internal Use Only - 88 - Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes
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4. TROUBLE SHOOTING
4.5 Checking GSM Block
4.5.1 Checking Front-End Module
Refer to chapter 3.4
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc.
All right reserved.
Only for training and service purposes
STAR
T
1. Check Front-End
M odule Bloc
k
2. Check RF Tx Leve
l
3. Check RF Rx Leve
l
4. Re download SW &
Calibration
2
3
1