- 80 -
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Without Qualcomm FTM tool
W2100 , W850 Max over 21dBm ?
Yes
No
Check Next Step
Check Soldering of Antenna Switch
Has problem?
Change Antenna Switch
Yes
No
Check Soldering ,control signal
and powersupply of FEM
Has problem?
No
Yes
Check Soldering of W2100, W850
duplexer Has problem?
Yes
Change FEM
Change Duplexer
No
Yes
Check the PAM
Has problem?
Check Soldering of W850 Tx SAW
, W2100 Tx SAW filter
Has problem?
No
Follow PAM checking procedure
Change SAW filter
No
Yes
Check RTR6280
Start
1) Connect with 8960
and target Power is 23dBm
Z3X-BOX.COM
Summary of Contents for KF390
Page 178: ...Note Z 3 X B O X C O M ...
Page 179: ...Note Z 3 X B O X C O M ...