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8. Level 3 Repair
8-4-18. GSM 1900 / WCDMA 1900
It is not catching the channel
in normal condition
Check ANT PATH
any damage
(RFS1003, C1178, L1063,
ANT2000, ANT2001,
ANT2002, C2005, C2062,
C2033, L2030, C2001)
Resolder or change
Rx path components
No
No
END
Check Rx path
C1033,L1002,C1005
Is it ok?
Check F1004,U2002
any damage
(Crack, open, etc)
Resolder or change
F1004, U2002 components
Yes
Yes
No
Yes
Resolder or change
Antenna path components
Change the board
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