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Controls and Functions
Microphone Jack - Allows attachment of standard, DTMF or base
station microphone.
On/Off/Volume Control - Allows the radio to be powered off and on
and the volume to be adjusted.
Up/Down Select Key - Allows selection of channels.
Scan Key - Allows automation of scan function.
Monitor Key - Allows channel monitoring before transmit.
L/O - Allows channels to be added to or removed from the scan list.
A/B/C - Option keys programmable for any of seven functions.
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• Function Disable Tone - two short low tones indicating that
the key function has been turned off.
• No Function Tone - a low/high/low/high tone sequence
indicating the key function is not allowed.
• Down Channel Tone - a short low tone occurring at every
down channel change.
• PTT Error Tone - a low tone sounding as long as the PTT is
held, if transmit is not allowed on the selected channel.
• BCLO Tone - alternating high/low tones sounding as long as
PTT is held if the channel is busy.
• TOT Caution Tone - short high pitch beeps sounding every
second, beginning 5 seconds before transmitter shutoff occurs.
• TOT Error Tone - a high pitch tone sounding as long as the
PTT is held, after TOT has occurred.
• Priority Tone - a short high pitch beep sounding during scan
when the Priority Channel is received and when the
programmed Priority Channel is selected.
Telephone Interconnect Functions
Phone Book - Any of 10 pre-stored memory numbers can be recalled
by the A/B/C quick keys. Press the A/B/C key to display the first
number, then press again as many times as necessary to recall the
desired number. When PHONE BOOK is displayed, press the UP/
DOWN keys to scroll through the programmed numbers until the
desired one is displayed. Press PTT to access dial tone on an
interconnect repeater, then press PTT again to transmit the number.
Numbers with more than 10 digits will automatically scroll to display
the last 10 characters.
DTMF Redial - The A/B/C quick keys may be programmed to recall
the previously displayed Phone Book number for redial. To use this
function, access dial tone on an interconnect repeater as described
above, then press the A, B or C key and hold for 2 seconds. The last
transmitted Phone Book number will be displayed and can be
transmitted by pressing PTT.