Top Page > Maintenance > Restricting Machine Functions > Unlocking the Keys
Use this procedure to unlock the control panel keys.
Simultaneously press and hold down the [/Menu], [Escape], and [#Enter] keys for 3 seconds, and then [#Enter] key two times.
Simultaneously press and hold down the [
/Menu], [Escape], and [#Enter] keys for 3 seconds, and then [#Enter] key two times.
