9. GPS Trouble Shooting
Using SiRF Demo tool
-Checking the CN value in active port
1. Compare to golden samples
2. Pass: check passive port
3. Fail: check GPS trace
-Checking the CN value in passive port
1. Compare to golden samples
2. Pass ----check antenna pad
3. Fail------check GPS trace
Active port
華
碩
電
腦
華
碩
電
腦
GTC
■
36
Service Manual
ASUS Proprietary