LG GT500 Service Manual page 144

4.20.1 Checking VCXO Block
Refer to 4.17
4.20.2 Checking Ant. SW module
Refer to 4.18
4.20.3 Checking Control Signal
First of all, control signal should be checked. (data, clk, strobe)
Figure 4-28-1. Test points (Control Signal)
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
- 145 -
4. TROUBLE SHOOTING
TP3 [RF_CTRL_CLK]
TP2 [RF_CTRL_DATA]
TP1 [RF_CTRL_STR1]
Bottom View
LGE Internal Use Only