World 1st N920T network repair done - GSM-Forum

:Sajid Hashmi: · 12-15-2015, 12:23

Special thanx to Mr Blang

REPAIR INSTRUCTIONS:
Reset EFS:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Press 'Reset EFS' if you need to reset it.
Be carefully, do not perform this without necessity. Backup will be created automatically.

Operation: Patch Certificate
Selected model: SM-N920T
Software version: 23.6

Waiting ADB device... OK
Reading phone info...
Model: SM-N920T
Android version: 5.1.1
Product code:
Phone version: N920TUVU2COI5
PDA version: N920TUVU2COI5
CSC version: N920TTMB2COI5
CSC country code: USA
CSC sales code: TGY
HW version:
Phone S/N: R38G80ALAFE
Modem board: SHANNON333
RF cal date: 20150910
IMEI:
Checking Super user right... true
Initializating zTool... OK
Running zTool, please wait... OK
Reading modem... OK
Patching modem... OK
Writing modem... OK
Rebooting phone... OK
Patching CERT check... done

Done with Samsung Tool PRO v.23.6

xenior · 03-22-2016, 19:06

mine got error 7.7.8

anybody help??

Operation: Patch Certificate
Selected model: SM-N920T
Software version: 24.9

Waiting ADB device... OK
Reading phone info...
Model: SM-N920T
Android version: 5.1.1
Product code: SM-N920TZDATMB
Phone version: N920TUVS2COKC
PDA version: N920TUVS2COKC
CSC version: N920TTMB2COKC
CSC country code: USA
CSC sales code: TMB
HW version: REV0.2
Phone S/N: RF8GB18TJQD
Modem board: SHANNON333
RF cal date: 20151113
IMEI:
Checking Super user right... true
Initializating zTool... OK
Running zTool, please wait... error (7.7.8)
Current version can not be patched

Done with Samsung Tool PRO v.24.9

xenior · 03-22-2016, 20:55

solved...downgrade modem firmware. that's it

Gsm Mardan · 04-14-2016, 10:03

any link for modem file

trustunlockc · 11-02-2017, 21:17

Waiting ADB device...
Please, allow USB debugging on phone... OK
Reading phone info...
Model: SM-N920T
Android version: 7.0
Product code: SM2N920TZDATMB
Phone version: N920TUVS4EQG1
PDA version: N920TUVS4EQG1
CSC version: N920TTMB4EQG1
CSC country code: USA
CSC sales code: TMB
HW version: REV0.2
Phone SN: RF8H10SLDNT
Modem board: SHANNON333
Security patch: 2017-07-01
RF cal date: 20160914
IMEI: 353756070698188
Checking Super user right... true
Backuping EFS... error (1)
Reseting EFS... error

Possible solution: Check model selection
Done with Samsung Tool PRO v.29.6

12-15-2015, 12:23	#1 (permalink)
:Sajid Hashmi: Freak Poster Join Date: Sep 2015 Posts: 146 Member: 2452660 Status: Offline Thanks Meter: 22	World 1st N920T network repair done Special thanx to Mr Blang REPAIR INSTRUCTIONS: Reset EFS: Phone must be rooted! If the software can't root the phone automatically, then you must root your device manually. 1. Power on the phone. 2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options', go to 'Settings'-'Developer options' and enable 'USB debugging'. 3. Connect the phone to PC with USB cable, install drivers if needed. 4. Select device in ADB settings. 5. Press 'Reset EFS' if you need to reset it. Be carefully, do not perform this without necessity. Backup will be created automatically. Operation: Patch Certificate Selected model: SM-N920T Software version: 23.6 Waiting ADB device... OK Reading phone info... Model: SM-N920T Android version: 5.1.1 Product code: Phone version: N920TUVU2COI5 PDA version: N920TUVU2COI5 CSC version: N920TTMB2COI5 CSC country code: USA CSC sales code: TGY HW version: Phone S/N: R38G80ALAFE Modem board: SHANNON333 RF cal date: 20150910 IMEI: Checking Super user right... true Initializating zTool... OK Running zTool, please wait... OK Reading modem... OK Patching modem... OK Writing modem... OK Rebooting phone... OK Patching CERT check... done Done with Samsung Tool PRO v.23.6

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03-22-2016, 19:06	#2 (permalink)
xenior Freak Poster Join Date: Jan 2013 Posts: 219 Member: 1870650 Status: Offline Thanks Meter: 12	mine got error 7.7.8 anybody help?? Operation: Patch Certificate Selected model: SM-N920T Software version: 24.9 Waiting ADB device... OK Reading phone info... Model: SM-N920T Android version: 5.1.1 Product code: SM-N920TZDATMB Phone version: N920TUVS2COKC PDA version: N920TUVS2COKC CSC version: N920TTMB2COKC CSC country code: USA CSC sales code: TMB HW version: REV0.2 Phone S/N: RF8GB18TJQD Modem board: SHANNON333 RF cal date: 20151113 IMEI: Checking Super user right... true Initializating zTool... OK Running zTool, please wait... error (7.7.8) Current version can not be patched Done with Samsung Tool PRO v.24.9

03-22-2016, 20:55	#3 (permalink)
xenior Freak Poster Join Date: Jan 2013 Posts: 219 Member: 1870650 Status: Offline Thanks Meter: 12	solved...downgrade modem firmware. that's it

04-14-2016, 10:03	#4 (permalink)
Gsm Mardan No Life Poster Join Date: Nov 2008 Location: Mardan Posts: 1,350 Member: 897494 Status: Offline Sonork: 100.1581481 Thanks Meter: 1,102	any link for modem file

11-02-2017, 21:17	#5 (permalink)
trustunlockc Freak Poster Join Date: Nov 2010 Location: Gambia Posts: 309 Member: 1440837 Status: Offline Sonork: 3535 Thanks Meter: 47	Waiting ADB device... Please, allow USB debugging on phone... OK Reading phone info... Model: SM-N920T Android version: 7.0 Product code: SM2N920TZDATMB Phone version: N920TUVS4EQG1 PDA version: N920TUVS4EQG1 CSC version: N920TTMB4EQG1 CSC country code: USA CSC sales code: TMB HW version: REV0.2 Phone SN: RF8H10SLDNT Modem board: SHANNON333 Security patch: 2017-07-01 RF cal date: 20160914 IMEI: 353756070698188 Checking Super user right... true Backuping EFS... error (1) Reseting EFS... error Possible solution: Check model selection Done with Samsung Tool PRO v.29.6