Call Problem (Without Rf Equipment) - Samsung Galaxy S7 Edge Service Manual

Troubleshooting

Call Problem (without RF equipment)

Step
1 Confirm the defect symptom
Check the settings
2
(airplane mode, Mobile networks)
Check the debug screen *#0011#
3
(Compare to normal device)
Check the RF parts except PBA.
4
(Coaxial cable, Antenna, Shielding condition, etc..)
Check the status visually(crack, missing,
Corrosion..etc) of RF components.
(compare to normal PBA)
U3003 Transceiver
5
PAM1000 Low band PAMid(PAM + FEMid)
PAM1001 Mid band PAMid(PAM + FEMid)
PAM1002 High band PAMid(PAM + FEMid)
F1001,1004 Duplexer
F1003 Diplexer
Check point
- This document cannot be used without Samsung's Authorization -
Result value
-
Abnormal
Normal
Abnormal
Normal
Broken, dust, corrosion
Loose fitting
Normal
Abnormal
Normal
Defect point
-
Settings
Go to the next step
Go to the next step
Network
RF parts
Connection
Go to the next step
RF components.
CP(Call Processor)
(UCP601-2)
Confidential