Rf (Gsm,Wcdma) - Samsung Galaxy Grand 2 Repair Manual

RF (GSM,WCDMA)

Step
Confirm the defect symptom
1
(Make a call, check the debug screen *#0011# )
Check the settings
2
(airplane mode, Mobile networks)
3 Check the status main ANT
Power on with a power supply
4
(power supply voltage : 3.8V)
Check the status(crack, missing, Corrosion..etc)
of RF components.
ANT101 (ANT contact)
U106 (Tx module, PAM)
5 U101 (B1,B8 PAM)
F102,F104 (B1,B8 DUF)
U104 (B2,B5 PAM)
U610,F105 (B2,B5 DUF)
F101(Saw Filter)
U102 (Transceiver)
Service Excellence Beyond Imagination
Check point Result value
-
Abnormal
Normal
Broken, dust, corrosion
No insert
Normal
-
Abnormal status
(compared with a good PBA)
Normal status
(compared with a good PBA)
Defect point
-
Settings
Go to the next step
Main ant
Go to the next step
-
RF components.
CP(Call Processor)
(UCP300)
SWA-CS Content Innovation