how to go back to stock image if you have root

[jeno]

follow these directions to get back to stock if have rroted your g1 and dont like it.

#  Format your SD card to FAT32 mode (this is not always needed). Note: With other files on the disk, or the wrong filesystem, the image file may not be found. Both the partition type and partition filesystem need to be FAT32.

    * On Linux, create the filesystem using a command like mkdosfs -F 32, and change the partition type using fdisk (partition type b should work).

# Copy image file DREAIMG.nbh to the SD card
# Turn the device power off and insert SD card
# Hold Camera button, and press Power button to entry Boot loader mode
# Press Power button to start upgrade procedure
# After it finishes, press the trackball and perform a soft reset by pressing "Call" + "Menu" + "End" to reboot