Kenwood TM-281A - Manual (Page 20)

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r CALL/A key
Identical to the front panel CALL key. This key can be
reprogrammed if desired {page 59}. Press and hold
Mic [PTT], then press [CALL/A] to transmit A.
t VFO/B key
Identical to the front panel VFO key. This key can be
reprogrammed if desired {page 59}. Press and hold
Mic [PTT], then press [VFO/B] to transmit B.
y MR/C key
Identical to the front panel MR key. This key can be
reprogrammed if desired {page 59}. Press and hold
Mic [PTT], then press [MR/C] to transmit C.
u PF/D key
The default function of this key is 1 MHz step. This
key can be reprogrammed if desired {page 59}. Press
and hold Mic [PTT], then press [PF/D] to transmit D.
i DTMF keypad
This 16-key keypad is used for DTMF functions
{page 50} or to directly enter an operating frequency
{page 16}, or a Memory Channel number {page 30}.
The keypad can also be used to program a Memory
Channel name, Power-on message, or other character
strings {page 63}.
M IC K EYPAD D IRECT E NTRY
The microphone keypad (keypad models only) allows you
to make various entries depending on which mode the
transceiver is in.
In VFO or Memory Recall mode, use the Mic keypad to
select a frequency {page 16} or Memory Channel number
{page 30}. First press the Mic PF key assigned the
ENTER function {page 59}.
To manually send a DTMF number, press and hold Mic
[PTT], then press the DTMF keys on the Mic keypad {page
50} in sequence.
You can also use the Mic keypad to program a Memory
Channel name, Power-on message, or other character
strings {page 63}.