Lenovo S660 Service Manual page 56

WIFI/BT/GPS
WIFI/BT/GPS IC: MTK MT6627
BT/WIFI:
1. Check whether the antenna of
BT\WIFI damaged
2. Check whether BT\WIFI R1503 has
output frequency of 26M co _ clock
design
3. Check BT\WIFI TRX path
Company confidential 56