Samsung Galaxy A52s Service Manual page 47

8. Level 3 Repair
8-4-23. N78 TRX
It is not catching the channel
Check ant path any damage
Check TRX path any damage
Check U1002 or U2012 path any damage
(Crack, open, etc), is it ok?
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In normal condition
YES
(ANT3000~ANT3001)
Is it ok?
)
YES
(F3004~U1002)
Is it ok?
YES
YES
Change the board
YES
END
NO
Resolder or change
Antenna path components
NO
Resolder or change
TRX path components
Resolder or change
NO
U1002 or U2012 TRX path
components