Motorola MT2000 用户手册

Blank - No function.  No tone will sound.

Chan/Sub Select – Change Channels (Rotary Only)

Call Response - Is used to respond to a private call, or call alert, or phone call.  This function should be used
for ‘Response Only’ radios, or in conjunction with the Phone/Private Call functions assigned to the Menu.

Dynamic Priority – Increases the priority of the current active channel.

Emergency – Activates an Emergency transmission. [2] (Not Available on All Models).

Light – Turns on the display light.

Nuisance Delete – Removes the current active channel from the list.

Monitor – Radio will unsquelch when the button is pressed, allowing you to listen to activity on the channel.

Page - Select Call Alert ID. [2]

Phone – Enables the DTMF Encoder. [1]

Rptr Acc Button 1 and 2 - Repeater Access Button 1 and 2 are used to manually send a repeater-access 
request code.

Scan – Enables / Disables Scan. [1]

Select Call - Select Selective Call ID. [2]

Talkaround/Direct – Enables / Disables Talkaround for transmit.[1]

Unprogrammed – No function.  A bad key chirp tone will sound.

Volume Set Tone – Generates a tone when pressed. Used for volume knob adjustment.

Zone/Sys – Change Zones (Rotary Only)

[1]

For the radio to function properly, this feature must also be enabled on the
Conventional Personality screen (F4/F6/F3).  

[2]

For the radio to function properly, this feature must also be enabled on the MDC
System screen (F4/F6/F4/F3).