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8. Level 3 Repair
8-4-27. WCDMA 850 / LTE B5 TX
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)
Re-solder or change
Rx path components
No
No
END
Check Tx path
L1066, C1128, L1040,
C1094
Is it ok?
Check F1004,U2002, U1006
any damage
(Crack, open, etc)
Re-solder or change
F1004, U2002, U1006 components
Yes
Yes
No
Yes
Re-solder or change
Antenna path components
Change the board
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