Samsung Galaxy A52s Service Manual page 49

8. Level 3 Repair
8-4-25.
GSM DCS/PCS, WCDMA B1/2/4, LTE B1/2/3/4/7/32/38/40/41/66, N1/3/7/40/66 DRX
It is not catching the channel
Check ant path any damage
Check TRX path any damage
Check U1016 or U2012 path any damage
(Crack, open, etc), is it ok?
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In normal condition
YES
(ANT1002)
Is it ok?
)
YES
(RFS1000~U1016)
Is it ok?
YES
YES
Change the board
YES
END
NO
Resolder or change
Antenna path components
NO
Resolder or change
DRX path components
NO Resolder or change
U1016 or U2012 DRX path
components