Finally j500F no service problem solved press 'Write CERT' to restore certificates. To backup/restore QCN, phone diagnostic port must be enabled. 1. Power on the phone. 2. Type *#0808# and select 'DM+MODEM+ADB'. 3. Type *#9090# and select 'DM/DUN over HSIC'. Or use 'Activate Diag' function from 'Repair' tab. 4. Connect the phone to PC with USB cable, install drivers if needed. 5. Select diagnostic port in port settings. 6. Press 'Read QCN' button to read NV backup or 'Write QCN' to restore. Operation: Write CERT Selected model: SM-J500F Selected port: COM30 SAMSUNG Mobile USB Serial Port Software version: 29.9 Checking CERT file... OK KEY ID: 0338 Waiting ADB device... Please, allow USB debugging on phone... OK Reading phone info... Model: SM-J500F Android version: 6.0.1 Product code: Not Active Phone version: J500FDDU1BQG1 PDA version: J500FXXU1BQH4 CSC version: J500FODD1BQH4 CSC country code: India CSC sales code: INS HW version: MP 0.600 Phone SN: RZ8G709RXLH Modem board: MSM8916 Security patch: 2017-08-01 RF cal date: 2015.08.11 IMEI: 352141070336678 Writing AT RIL... OK Initialization AT RIL... root required Checking Super user right... true Initialization AT RIL... OK Bypass MSL... OK Checking for compatible phone and cert... OK Phone KEY ID: 0338 Writing CERT... OK Checking CERT status... OK Rebooting phone... OK Done with Samsung Tool PRO v.29.9 |
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