Press the menu and the down zoom together when the ok when the ok icon is visable on the left hand lower courner is shown, this will then dis play the service menu u will hear a tone after 2 or 3 seconds.
press the joy stick twice. you will then be taken to a list of options. Select 'UNIT CHECK'.
Select 'FORCE DOWN LOAD'.
System will now start to download the old operating system firmware from the old disc, showing progress on a green bar gauge.
When finished the unit should be able to be started normally.
Dene
June 2009