PAGE 10 AR7030 OPERATING MANUAL
5-6 Volume control
The volume is adjusted by the rotary encoder located in
the lower left of the front panel. The volume level is
displayed as a percentage on the top left of the LCD whilst
the control is turned. The range is 0% (minimum) to 96%
(maximum).
Note: It is normal for very low level audio to emanate
from the speaker even when the volume is at 0%,
especially in NFM mode.
5-7 Spin-wheel
This encoder is used to make selections from various
menus and to change the values of receiver settings such
as pass band shift (PBS), IF gain, squelch etc. The function
of the spin-wheel at any instant is displayed above it on
the LCD.
5-8 General button
This button is used to make selections from menus as a
soft-key. The assigned function is displayed above it on
the LCD.
5-9 Memory menu button
Initially used to choose the MEMORY menu for selection
of memory channel, scan parameters and audio mute. It
is also used as a soft-key to make selections from other
menus.
5-10 RF and IF settings button
Initially used to choose the RF gain / attenuator, IF gain
and VFO selection menu. It is also used as a soft-key to
make selections from other menus.
5-11 Filter menu button
Initially used to choose the filter bandwidth display
/ selection menu along with pass band shift (PBS) and
audio tone control. It is also used as a soft-key to make
selections from other menus.
5-12 Headphone socket
This 3.5mm socket will provide output to either stereo or
mono headphones, no switching is required. Connection
to this socket disables the internal speaker and any
speaker connected to the rear EXT LS socket.
Headphones should be of a nominally low impedance
around 8 to 200 OHMS.
5-13 Bail bar
The front of the receiver may be lifted up clear of the
table top to allow easy access to the front panel controls
and clear visibility of the LCD. Pull the bar forward to lift
the front of the receiver upward, rubber cushions prevent
slipping on a table top.
5-14 Internal speaker
The AR7030 is fitted with a top mounted loudspeaker
which provides excellent audio reproduction under most
conditions.
Rear panel
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