Samsung galaxy Not 2 GT-N7100 No Service No Network Not Working Solution Schematic,Circuit,Diagram
Samsung galaxy Not 2 GT-N7100 No Service No Network Not Working Solution Step BY Step
Step 1
Check memu setting
Menu → applications → setting → wireless and network →
mobile networks → network mode → setting is auto mode ?
Step 2
Menu → Phone → Keypad →
*#1234# → check Phone version →
PHONE : N7100XXXXXX or
PHONE : unknown
Check the connection of RF coaxial cable
(QCB01 @ page2 )
Step 3
Check the CP_VSD1,CP_VSD2_1.8V
CP_VSD1 (C351) =0.9~1.4V
CP_VSD2 (C353) = 1.8V
Replace the UCP300
Step 4
Check VREF
VREF ( C360) = 600mV
Replace the UCP300
Step 5
Change the board
Step 6
END
Unofficial Support Site For This Phone By welcome Zone Haldwani
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