Samsung SM-G975F Service Manual page 124

8. Level 3 Repair
8-4-36. TDSCDMA B38/40/41, LTE B7/38/40/41 DRx
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Check status OK at mechanical material
YES
Check L2018 ≥ -65dBm ?
YES
Check component soldering status OK at
F2002?
YES
Check C2012 ≥ -65dBm ?
YES
Check component soldering status OK at
F2004 ?
YES
Check L2025 ≥ -65dBm ?
YES
Receiver is O.K?
YES
END
NO
Change
mechanical material
Resolder or change
NO
SANT2003 or V2002 or L2018 or
C2015 or L2016
NO
Resolder or change
F2002
NO
Resolder or change
C2012 or L2013 or C2103 or L2014
or C2013 or C2014 or L2015
NO
Resolder or change
F2004
NO
Resolder or change
L2025 or C2020 or C2019
NO
Resolder or change
U3000