Samsung Galaxy S7 Edge, Руководство по обслуживанию, Страница: 21 / 39

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Troubleshooting
Call Problem (without RF equipment)
Step Check point Result value Defect point
1 Confirm the defect symptom
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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)