Toa M-864D Ver.2.2.0 - Manual (Page 119)

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13.4.13. Grouping (Box grouping)
A function that interlocks the grouping target parameter of the same kind of box assigned the same group.
13.4.14. fader disablement
The fader set to "Disable" in the Fader setting will not be displayed on the screen, disabling the gain change
through fader operation.
The gain value of the disabled fader is fixed to 0 dB.
13.4.15. Stereo L (left) /r (right) inputs interlock
The Stereo input function box has its L (left) and R (right) assigned the same setting.
13.5. System function
13.5.1. System lock
A function that prohibits the lock target items from being operated on the front panel.
Front panel's system lock key operation remains available.
Use the front panel-mounted system lock key or PC to select "Enable" or "Disable."
For the volume value of the front panel-mounted fader, the value at the time of being locked is retained.
13.5.2. remote
A state that some sort of operations by the PC, external control device, or ZM Remote controller is enabled.
13.5.3. Local/Unlocal
Local is the state that operation of the unit’s front panel-mounted switches and faders, and their set values are
enabled. Conversely, Unlocal is the state that they are disabled.
Local or Unlocal setting is selected by a PC.
In the case of Unlocal setting, the values of the unit’s FRONT faders are fixed to 0 dB regardless of their knob
positions. (The same operation as the bypass operation)
13.5.4. Change safe
A function that prevents the parameters to which Change safe is set on the Change safe layer from being
recalled when the Preset memory is changed.
13.5.5. Change safe layer
Refers to 4 layers that designate unchanged parameters.
It is possible to set the same parameters redundantly to the multiple layers.