Yaesu FTdx5000MP, Руководство по эксплуатации

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Page 23 FT
DX
5000 O
PERATING
M
ANUAL
F
RONT
P
ANEL
C
ONTROLS
& S
WITCHES
[
SPLIT
]
Switch
Press this button briefly to activate split frequency op-
eration between the VFO-A receiver and the VFO-B,
transmit. Press and hold in this button for two seconds
to engage the “Quick Split” feature, whereby VFO-B
will automatically be set to a frequency 5 kHz higher
than the VFO-A frequency with the same operating
mode, and the transceiver will be placed in the Split
mode.
[
TXW
]
(
TX Watch
)
Switch
Press and hold this button to monitor the transmit fre-
quency when split frequency operation is engaged.
Release the button to return to normal operation.
[
CLASS-A
]
Switch
Press this button to engage the Class-A transmit capa-
bility. The power output will be reduced to a maxi-
mum of 75 Watts. However, Class-A operation pro-
vides an ultra-clean SSB waveform. When Class-A op-
eration is engaged, the “CLASS-A” icon appears in
the display. Press this button once more to return to
Class-AB operation at a maximum power output of 200
Watts; the “CLASS-A” icon disappears to confirm
Class-AB operation.
A
DVICE
:
You may adjust the bias level between “Class-AB” and
“Class-A” via Menu item “
169 TGEN BAIS
”. See
page 136 for details.
[
C.S
]
Switch
Press this button briefly to recall a favorite Menu Se-
lection directly.
To assign a Menu selection as the short-cut, press the
[
MENU
] button to enter the Menu, then select the Menu
item. Now press and hold in the [ C.S
] button for two
seconds to lock the selected Menu item as the short-cut.
(
VFO-A
)[
RX
]
Indicator/Switch
Press this button to engage the VFO-A receiver; the
button will glow green when the VFO-A receiver is
active.
When the VFO-A receiver is active, pressing this but-
ton briefly will mute the receiver, and the indicator will
blink. Pressing the button once more will restore re-
ceiver operation, and the indicator will glow green
steadily.
(
VFO-A
)[
TX
]
Indicator/Switch
When this button is pressed, the button indicator will
glow red and the transmitter frequency and mode will
be controlled by VFO-A (subject to any Clarifier off-
set, of course).
A
DVICE
:
If this indicator is not illuminated, it means that VFO-
B TX has been selected (In this case, The VFO-B TX
indicator will glow red and the transmitter frequency
and mode will be controlled by VFO-B).
O
PERATING
M
ODE
LSB/USB/CW/RTTY/PKT(SSB)/
AM
FM/PKT(FM)
Numbers in parentheses indicate steps when the [ FAST
] button is On.
1 S
TEP
10 Hz (100 Hz)
100 Hz (1 kHz)
1 D
IAL
R
OTATION
10 kHz (100 kHz)
100 kHz (1 MHz)
Main Tuning Dial Knob
This large knob adjusts the operating frequency of
VFO-A or a recalled memory. Clockwise rotation of
the knob increases the frequency. Default tuning in-
crements are 10 Hz (100 Hz in FM mode); when the
[
FAST
] button is pressed, the tuning steps increase.
The available steps are:
A
DVICE
:
The tuning steps for the Main Tuning Dial knob
are set, at the factory, to 10 Hz per step. Via Menu
item “
142 TUN DIAL STEP
”, however, you may
change this setting from 10 Hz to 5 Hz or 1 Hz
instead. When the [
FAST
] button is pressed, the
tuning step change to 100 Hz.
You may lock the Main Tuning Dial knob in the
AM and FM mode via Menu items “ 147 TUN AM
D.LCK
” and “
148 TUN FM D.LCK
”.
[
FAST
]
Switch
Pressing this button will change the VFO-A tuning
step to 100 Hz.
When this function is activated, the “
” icon ap-
pears in the display.
[
LOCK
]
Switch
This button toggles locking of the Main Tuning Dial
knob, to prevent accidental frequency changes. When
the button is active, the Main Tuning Dial knob can
still be turned, but the VFO-A frequency will not
change, and the “
” icon appears in the display.
[
BAND
]
Keys
These buttons allow one-touch selection of the desired
amateur band (1.8 ~ 50 MHz).
What’s more, these buttons may be used for direct en-
try of a desired operating frequency during VFO op-
eration.
[
MODE
]
Switches
Pressing one of these buttons, selects the operating
mode. Repeated presses of a particular switch will
toggle to the alternate mode, or step through the avail-
able selections, as shown in the chart below.
S
WITCH
LSB
USB
CW
AM/FM
RTTY
PKT
V
ARIABLE
M
ODE
S
ELECTION
LSB
USB
CW (LSB) CW (USB)
AM FM
RTTY (LSB) RTTY (USB)
PKT (LSB) PKT (USB) PKT (FM) .....