Asus M530w Service Manual page 56

華 碩 電 腦
華 碩 電 腦
DCS1800 sensitivity
PCS1900 sensitivity
Description
GSM900 ORFS
DCS1800 ORFS
TSD ■ Lv3Lv4 Repair Manual
5. Refer to "General GSM Rx debug"
6. Rework U902
7. Rework BPF1
8. Rework U901
1. Check all RLC on Rx path
2. Check voltage of U902 Pin11
3. Check voltage of U901 Pin24 & 32
4. Check voltage of U900 Pin24 & 47
5. Refer to "General GSM Rx debug"
6. Rework U902
7. Rework BPF4
8. Rework U901
1. Check all RLC on Rx path
2. Check voltage of U902 Pin11
3. Check voltage of U901 Pin24 & 32
4. Check voltage of U900 Pin24 & 47
5. Refer to "General GSM Rx debug"
6. Rework U902
7. Rework BPF3
8. Rework U901
Recommendatory Steps
1. Check RLC of low band Tx path
3. Check voltage of U902 Pin11
3. Check voltage of U904 Pin4
4. Check voltage of U901 Pin24
5. Check voltage of U900 Pin24 & 47
6. Refer to "General GSM Tx debug"
7. Rework U902
8. Rework U904
1. Check RLC of high band Tx path
56 ASUS Proprietary