Wcdma 2100 / Lte B1 Rx - Samsung SM-A510FD Service Manual

8. Level 3 Repair

8-4-19. WCDMA 2100 / LTE B1 RX

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)
Check Rx path
C1102, C1136, C1180,
C1137
Is it ok?
Check F1004,U2002
any damage
(Crack, open, etc)
Change the board
END
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Yes
No
No
Yes
Yes
No
Re-solder or change
Antenna path components
http://www.easy-firmware.com
Re-solder or change
Rx path components
Resolder or change
F1004, U2002 components