Samsung Galaxy S7 Edge - Call Problem (Without RF Equipment)

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Confidential
Troubleshooting
Call Problem (without RF equipment)
Step
Check point
Result value
Defect point
1
Confirm the defect symptom
-
-
2
Check the settings
(airplane mode, Mobile networks)
Abnormal
Settings
Normal
Go to the next step
3
Check the debug screen *#0011#
(Compare to normal device)
Abnormal
Go to the next step
Normal
Network
4
Check the RF parts except PBA.
(Coaxial cable, Antenna, Shielding condition, etc..)
Broken, dust, corrosion
RF parts
Loose fitting
Connection
Normal
Go to the next step
5
Check the status visually(crack, missing,
Corrosion..etc) of RF components.
(compare to normal PBA)
U3003 Transceiver
PAM1000 Low band PAMid(PAM + FEMid)
PAM1001 Mid band PAMid(PAM + FEMid)
PAM1002 High band PAMid(PAM + FEMid)
F1001,1004 Duplexer
F1003 Diplexer
Abnormal
RF components.
Normal
CP(Call Processor)
(UCP601-2)