Lenovo S660 Service Manual page 46

RF-1:Network function error
• 若2G/3G 網路功能異常,請檢查螢幕天線格數,SIM card是否裝好?
Coaxial cable和是否組好?
• If 2G/3G network is on failure, check reception level on screen,
SIM card inserted properly and Coaxial cable connected well.
Company confidential
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