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21FT-857D Operating Manual
FRONT PANEL CONTROL & SWITCHES
FUNC Key
Press this key momentarily to enable the changing of the function of the Multi Function
keys
([
A
]
,
[
B
]
, and
[
C
])
by rotating the SELECT knob.
Press and hold in this key for one second to activate the “Menu” mode.
Multi Function Keys
These three keys select many of the most important operating features of the trans-
ceiver. When you press the [FUNC] key, then rotate the SELECT knob, the current
function of that key will appear above each of the
[
A
]
,
[
B
]
, and
[
C
]
keys (along the
bottom of the LCD). You may scroll the display through 17 rows of functions available
for use via the
[
A
]
,
[
B
]
, and
[
C
]
keys. The available features are shown in page 24.
MODE
(
)
/MODE
(
)
Key
Pressing either of these keys momentarily will change the operating mode. The selec-
tions available are:
.....
LSB USB CW CWR AM FM DIG PKT LSB
.....
DSP Button
Pressing this button momentarily provides instant access to Multi Function Row “p”
(MFp), which contains the command key for the receivers Digital Signal Processing
system. The available functions will appear as the functions displayed above the
[
A
]
,
[
B
]
, and
[
C
]
keys, as described previously. Pressing this key once more will return
operation to the last-used Multi-Function Row (the one in use before the DSP row was
engaged).
Press and hold in this switch for one second to activate Menu Item No-048, for adjust-
ment of the DSP Microphone Equalizer (see page 51 for details).
POWER Switch
Press and hold in the POWER switch for one second to turn to the transceiver on or off.
While the transceiver is turned on, pressing this switch momentarily will engage the
“Fast Tuning” mode, to allow more rapid frequency navigation (a small “running man”
icon will be observed in the bottom right-hand corner of the LCD).
TX/BUSY Indicator
This indicator glows green when the squelch opens, and turns red during transmit.
During CW operation, this indicator will glow blue when an incoming signal is tuned
to the center of the passband (with IF Shift off). And during FM reception, this indica-
tor will glow blue when a signal is received with a CTCSS/DCS tone matching that to
which your transceiver is set.
23


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