Originally Posted by mtravellerh
You put the swupdate.bin on the card (copy & paste).
Plug in with power or usb cable
Turn on 302
Hold the big sidebuttons (both) until text shows up on screen
Do what the onscreen text tells you (i.e push central button once, wait, reset)
Before you do any of this, you might want to back up the directories that are on the PB to your PC. You can then selectively restore them and have it remember some of your previous settings. You can also restore any books you have stored on internal memory because those will be gone after the upgrade.