Hi. I did the process described, with flasher, but it stops in the rootfs part:

"NOLO version 1.4.14
Version of 'sw-release': RX-51_2009SE_21.2011.38-1_PR_MR0
Sending xloader image (14 kB)...
100% (14 of 14 kB, avg. 2900 kB/s)
Sending secondary image (106 kB)...
100% (106 of 106 kB, avg. 9715 kB/s)
Flashing bootloader... done.
Sending cmt-2nd image (79 kB)...
100% (79 of 79 kB, avg. 8833 kB/s)
Sending cmt-algo image (507 kB)...
100% (507 of 507 kB, avg. 14503 kB/s)
Sending cmt-mcusw image (5826 kB)...
100% (5826 of 5826 kB, avg. 23879 kB/s)
Flashing cmt-mcusw... done.
Sending kernel image (1705 kB)...
100% (1705 of 1705 kB, avg. 11447 kB/s)
Flashing kernel... done.
Sending and flashing rootfs image (185728 kB)...

Write failed after 0 bytes
usb_bulk_write: No error

C:\Program Files\maemo\flasher-3.5>"

Can't reboot the device.