Samsung SM-J710FN - Lte B40 Tx

Confidential and proprietary-the contents in this service guide subject to change without prior notice
Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair
8-4-36 LTE B40 TX
It is not catching the channel
in normal condition
Check ANT PATH
any damage
(cable, MAANT13/14/15,
V1000, C1004, C1075,
RFS1000, C1022,
C1016)
Resolder or change
Tx path components
No
No
END
Check Tx path
C1002, F1005, C1084,
C1023, L1013
Is it ok?
Check TXM1000,
U2002, PAM1000
any damage
(
Crack
,
o
p
en
,
etc
)
Resolder or change
PAM1000, TXM1000, U2002 components
Yes
Yes
No
Yes
Resolder or change
Antenna path components
Change the board
www.AppleUnlockStore.com