Nokia N900 User Code Read - How To

By : Md Arif

On : 1:29 AM

In : Nokia

0 comments

Here is some steps for do it :
If Device ask code on start - Flash with SW 10 - ONLY RootFs
Link on sample video - RootFs flash only N900
Ok, after we not have user code request.


Power Off device, press Connect/Info, Connect phone while holding U button.
Select in RD tab - Enable RD mode. Press Set. Press Reboot.

Code:

Press and hold "U" button and insert cable! (Ignore if phone Connected)
Waiting for NOLO...
Connect in NOLO mode Ok!

Phone Info : 
Type : RX-51 , HWRev : 2204
NOLO : 01/0E/14
SWVer: RX-51_2009SE_21.2011.38-1_PR_MR0
Device mode : Production mode

Read info Ok

Enable R&D mode...
Device state : R&D mode

Reboot request sent
Wait until phone power up
Done

Power On phone.
Go to Menu - Console

Enter -

Code:

sudo gainroot

After rootshell will be enabled do next :

Code:

echo root:$(grep -A 13 lock_code /dev/mtd1|tail -1): > /home/user/MyDocs/lock

Connect phone in Mass Storage mode.
Go to device root folder - you will see file "lock"
Copy it to PC.
Install John the ripper software from here - John win
Unpack it to desired folder.
Go to \john179w2\john179\run\
Copy to this folder file lock
Copy to this folder this bat file and settings file from here - BB5tool support

Run code_maemo.bat

Wait till finish - you will have your code in log
or you can find it in john.pot (open via notepad).

Quote:

Reflash phone if needed to latest version. Reset RD flags (if flashing with eMMC - need after reset RD flags - reconnect phone via Connect/info and press Reset All. Reboot )

All done!
All process take 2-3 minutes for all moves in this instruction.

P.S.:
Part of instruction - Downgrade, code request disable, r&d activate without any worries/internet acess and other things was done by Us.
Part of instruction of code retrieve was taken on maemo.org