Kenwood TM-451A - Manual (Page 23)

MICROPHONE MC-45DM/45DME
©
©UP button
(D DWN button
Raises or lowers the VFO frequency, the memory
channel number, the Tone/CTCSS frequency, the
DTSS/Page code, or the Page memory number. Holding
either button down causes the action to be repeated, and
"fuzzy" logic increases the rate of repetition with time.
Also, in Menu Set-up, switches among available menu
selections for each menu function.
® PTT (Push-to-talk) switch
Press to transmit; release to receive. Also, press to exit
Scan and Menu Set-up functions, DTSS/Page code
setting, or Tone/CTCSS frequency setting.
© LOCK switch
Locks all microphone functions except [PTT] and the
DTMF keypad, if equipped.
® PF (Programmable Function) key
Activates the Monitor function to open and close the
squelch regardless which squelch system is being used.
The key function can be re-programmed, if desired
{page 70}, On European versions, activates the
1750 Hz tone for repeater access.
(DCALL key, 1750 key
Recalls the Call channel. Pressing for more than
1 second initiates a Call Scan. The Call function can be
re-programmed, if desired (page 70}. On European
versions, sends a 1750 Hz tone for repeater access.
©VFO key, MR key
Identical to the Front Panel functions of the same name.
Both functions can be re-programmed, if desired
{page 70}.
(D DTMF keypad (some versions only)
The 16-key keypad is used to transmit DTMF tones.
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