Disabling The Buttons (Panel Lock) - Roland DP-990 Owner's Manual

When the Factory Reset has been completed, the
following display will appear.
5.
Turn the [Volume] knob all the way toward the
left to minimize the volume.
6.
Switch the power off, then back on.
Disabling the Buttons (Panel
Lock)
If you activate the Panel Lock function, all buttons will be
locked and non-functional. You can use this to prevent a child
from accidentally changing the settings by inadvertently
pressing buttons.
1.
Press the [Brilliance] button and [Key Touch]
button simultaneously.
Panel Lock will be activated.
All buttons will be disabled.
The following screen appears when Panel Lock is in
force.
* Pressing buttons during playback or recording of a song stops the
playback or recording.
Canceling the Panel Lock function
Once again, press the [Brilliance] button and [
button simultaneously.
Panel Lock will be cancelled when you turn off the
power.
Various Settings
Key Touch
]
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