INSTRUCTIONS


1. Download and install Maemo 5 Flasher from:
http://tablets-dev.nokia.com/maemo-dev-env-downloads.php

2. Download PR 1.2 and eMMC content. You’ll need your IMEI
http://tablets-dev.nokia.com/nokia_N900.php

RX-51_2009SE_10.2010.13-2.VANILLA_PR_EMMC_MR0_ARM.bin
RX-51_2009SE_20.2010.36-2_PR_COMBINED_MR0_ARM.bin  << Global Release

3. Move both .bin files to C:\Program Files\maemo\flasher-3.5

4. Turn off N900. Connect MicroUSB cable to PC, but not to N900.
Whilst holding “U” on N900′s keyboard, attach to MicroUSB.
The Nokia logo will appear and a USB icon in top right corner.
Do not at any point disconnect the cable or restart N900 until step 9.

5. On the PC, click Start>Run>CMD. You’ll see a black box appear.

6. Type:
cd\program files\maemo\flasher-3.5

7. Type :
flasher-3.5 -F RX-51_2009SE_20.2010.36-2_PR_COMBINED_MR0_ARM.bin -f

Note, the file name will differ slightly with each PR1.2 regional variant.
The above is for global version.
Leave it for a couple of minutes whilst it flashes your N900 with PR1.2.
Wait until it says “CMT Flashed successfully”.

8. Type:
flasher-3.5 -F RX-51_2009SE_10.2010.13-2.VANILLA_PR_EMMC_MR0_ARM.bin -f -R

Wait for it to finish its thing. You’ll know it’s finished when it says
“Flashed successfully…..” N900 will attempt to restart.

9. If N900 hasn’t already restarted, restart it manually.