Checking Wcdma Block - LG GD580 Service Manual

4. Trouble Shooting

4.18 Checking WCDMA Block

start
1. Check
VCXO Block
2. Check
Front End Module
3. Check
Control Signal
4. Check
RF TX Level
5. Check
PAM Block
6. Check
RF RX Level
Re-download SW, Cal
LGE Internal Use Only
⑤
④
③
Figure 4-18. RF BLOCK
- 142 - Copyright © 2009 LG Electronics. Inc. All right reserved.
①
⑥
Only for training and service purposes
②