With the unit off, hold down the SW1 and SW2 buttons and turn the power
on. This should reset the Z1 back to factory defaults.

Mazel tov!

--- In korgz1@yahoogroups.com, "curathers" <curathers@...> wrote:
>
> Hi All,
>
> during playing my Z1 suddenly he behaves in a strange way.
> A day before I've done some MIDI dumps. The last dump was
> not finished correctly so I turned off the power of the synth.
> Yesterday I turned on the Z1. All seamed to be ok.
> I changed the sounds sometimes and suddenly the synth starts to
> reboot. This reboot fails and fails and fails.
> The display shows the "welcome"screen and after that the next
> screen is displayed for only a split second. Then the Z1 reboots
> again.
> I've tried to push some buttons during this reboot and the behaviour
> varies. Sometimes the Z1 shows a blank screen (with backlight)
> without rebooting and sometimes he displays a LFO parameter screen
> also without rebooting.
>
> My suspicion is that the last faulty MIDI dump is the reason.
>
> Is there a possibilty to start the Z1 with factory defaults
> during the boot procedure (some kind of key-combination)?
>
> Thxs
> curathers
>