LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
- 102 -
For testing, Max power of UMT 2100 is needed.
Run a FTM program
set RF mode to IMT
set uplink freq. To
9750 click Tx on and
WCDMA set PA range
R1 on set Tx AGC to
410
Check Tx SAW
Filter
FL104
Check PAM block
U105
Check coupler U104
Check Duplexer
FL103
Check FEM FL100
Summary of Contents for U990
Page 226: ...Note ...
Page 227: ...Note ...