- 109 -
4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Check TP1
If GSM over 31 dBm ?
If DCS/PCS over 28 dBm ?
Check soldering and
components
Start
Check TCXO Block
Refer to 1.3
Check TP2, 3
If GSM(TP2) under 6 dBm ?
If DCS/PCS(TP3) under 6 dBm ?
Change the board
GSM/DCS/PCS
Tx is OK
Check other part
Check Ant.SW Block
(ASM+EDGE PAM)
Refer to 1.4
No
Yes
No
Yes
Check RTR & PAD
No Problem
Still exist Problem
No
Summary of Contents for KT610
Page 1: ...Date June 2008 Issue 1 0 Service Manual Model KT610 Service Manual KT610 Internal Use Only ...
Page 233: ...Note ...
Page 234: ...Note ...