EFJohnson 8500 manual Front Panel Controls

CONTROLS

CONTROLS

Antenna	Transmit Indicator
	Emergency Button
Accessory
	On-Off/Volume
Connector
	Speaker
Backlight Switch	Microphone
Auxiliary Switch
Push-To-Talk	Scan Key (Store)
	Lock Key (Clear)
Switch
	Return Key (Recall)
System Select	Group Select
Phone Mode Select	Telephone Keypad
Send Key
Battery Release	Battery Pack
Button

FRONT PANEL CONTROLS

On-Off/Volume-Turning this knob clockwise turns power on and sets the volume. Turning it counterclockwise to the detent turns power off. Power is on when information appears in the display. Refer to “Setting Volume Level” on page 38 for more information.

Emergency Button - This switch is used to manually or automatically place a high priority call. Refer to “Emergency Button” on page 26 for more information.

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