Yaesu FT-857D Mode D’Emploi

Multi Function Row “p” (MFp) [DNR, DNF, DBF]

[A] Key: DNR
Press the [A](DNR) key to activate the DSP Noise Reduction system
(requires the optional DSP-2 Unit).
Press and hold in the [A](DNR) key for one second to recall Menu
Mode No-049 [DSP NR LEVEL] (for setting the degree of DSP Noise
Reduction).

[B] Key: DNF
Press the [B](DNF) key to activate the DSP’s Auto Notch Filter (re-
quires the optional DSP-2 Unit).

[C] Key: DBF
Press the [C](DBF) key to activate the DSP’s receiver Bandpass Filter
(requires the optional DSP-2 Unit).
In the SSB, AM, FM, and AFSK modes, press and hold in the [C](DBF)
key for one second to recall Menu Mode No-047 [DSP LPF CUTOFF]
(for adjusting the high-frequency cutoff of the DSP Bandpass Filter).
Once there, rotating the SELECT knob one click counter-clockwise
will select Menu Mode No-046, for adjustment of the low-frequency
cutoff frequency.
In the CW mode, press and hold in the [C](DBF) key for one second
to recall Menu Item No-045 [DSP BPF WIDTH] (for setting the CW
bandwidth).

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Multi Function Row “q” (MFq) [MONI, QSPL, ATC] (Programmable Keys)

[A] Key: MONI
Press the [A](MONI) key to disable the Noise Squelch.
You may program the configuration of this key via Menu Item No-
065 [PG A].
[B] Key: QSPL
Press the [B](QSPL) key to activate the “Quick Split” feature, whereby
you will change the Sub VFO frequency to be the Main VFO fre-
quency + 5 kHz; you will also automatically engage the “Split VFO”
feature.
You may program the configuration of this key via Menu Item No-
066 [PG B].
[C] Key: ATC
Press the [C](ATC) key to activate a 1750-Hz burst tone for 2 seconds
when pressing the PTT switch while the channel is clear.
You may program the configuration of this key via Menu Item No-
067 [PG C].

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