II
~ONTROLS
0
Rotary
Tuning
Dial-------------------,
@ Power
On/Off
& VollJile
----;=::::::::=c:s;
@
Squelch
Control----
--'
~---...-uonn"
0
BNC
Antenna
Jack---------
e
Lamp
Switch
--------f"I(J
f'
Monitor
S
witch
-------+'l!>"'t
eKey
Lock
Switch
-------+~
@ -
Reset
Switch
------i~
€l
Speaker
1.
Rotary
Tuning
Dial
I
411
External
---&\\
S
peaker
~
Externa
l---
--f--'\ill
12v supply
®Batt
ery
---
--"'<!dt--
Cover
The rotary tuning knob has several functions on the MVT-7100:-
MANUAL
MODE:
The
/lining knob allows you
to
tune up
or
down from the displayed
frequency
in the increment steps chosen
MEMORY
MODE: Turning the knob allows
you
to
mm
·e
up
or down through the
memory channels.
SCAN
&
SEARCH
MODE: Turning
the
knob when
the
W ·T-7100 has stopped 011 a
transmission will restart the scan or search
in
the
direction chosen
MODE
SELECTION:
Usedfor
the selection
of
AM,
Narrow
rM
,
Wide
FM,
USB or
LSB when rotated after FUNC
+MODE
INCREMENT
STEP
SELECTION
: Used for the selection
of
any one
of
th
e various
increme/11
steps when rotated after pressing
th
e
STEP
hull
on
.
The
rotary knob is also
be
used for scroll
in~
throu
~h
fr?tfueucies entered illlo the
Search Pass facility
and
in
conjunction with
th
e CI
AC
key
when
correc
t111g
a keyboard
elllry.
2.
Power
On/OfT & Volume
Turning clockwise turns the set on and increases the volume. Turned
full
y anti-clockwise the
receiver will be turned
off
.
MVf-7100
Operating Instructions 1.0
(I
)aviation J:
onu
al)'
199
3.
Pagc4
-------------111
.1"
). , IJil<'l
li
( ;
<iutrol
1'11111
d
1\JIIy
anti-clockwise the squelch is
off
and constant background "noise" will be heard. To
n
flomnhl
th
noi
se and allow the MVT-7100 to scan or search
tum
clockwise until such time as
th
t
"
tliil
~
" disappears. The further clockwise the less sensitive the MVT-7100 becomes & only
tt
i'
IIK
I"
'
~
'
K
"
t~
l
s
wi
ll
be heard.
•I, liN( ·
Auh·nun
Socket
I h
MV
1'
-7 1 00
is
supplied with I telescopic antenna which is connected at this point. It
is
pu
1hl
o 1o '(
llln
cct an alternative antenna to the set using this connector.
, ll
udd
Jthl
I h11 hn ·
klifJ.
hl
wi
ll
o
nly
remain
lit
whilst the button
is
pressed.
r ••
Muu
t
ur
·
l'r••
~
lll
fl,
th
o MONI key effectively opens the squelch
fully
wh
il
e pressed.
7.
I'
;• l.
o1d1
Tu
p1
ov '
"'
n ·c
id
cntal operations the keypad
can
be
disabled
by
moving Key lock switch up to the
"un"
po
si
ri
on showing a red dot. To restore the keypad the key lock switch has moved back
down.
8. Reset
IJutton.
Pressi ng
thi
s recessed button with a fine pointed object will result
in
the MVT-7100's Central
Processor
Uni
t (CPU) being re-set. This
will
clear
all
memory channels and also re-set the
10
s
cM
h banks to
th
e factory pre-se
t.
This button should be pressed
if
the MVT-7100 appears to
lock
nr
or not accept frequencies, bear
in
mind
however that a
ll
stored information
will
be lost
so il
may
b ·
11
good idea to record
all
the stored frequencies first.
?.
Sp
o·
ukt·r
S If l:xplunarory
we think !
10
. llrry Str:IJl
!look
II.
Enrpiece/Externnl
Speaker
socket.
3.5mm
Jack
This a a 3.5
mm
standard socket. The earpiece supplied, headphones
or
external speaker may be
connected to this socket but will disconnect the main speaker. The impedance should be 8
Ohms.
12
. 12 Volt
External
Power
Jack
The centre pin
is
positive. Used to connect the mains power charging unit
or
DC cigar lighter lead
to
th
e MVT-7100. Care must be taken to ensure the correct DC voltage (
11-1
5 volts)
is
applied.
When connected to this socket the external source will charge the internal nickel cadmium
bnucries. Do not connect
an
external source to the MVT-7100 when alkaline (non rechargeable)
bntl rics are
fitt
ed. A
full
charge.
will
take approximately 12-15 hours. Try not
to
overcharge the
bull
·roe
s.
while this will not cause major damage, prolonged and constant overcharging can
im:
rc11
sc
the temperature
of
the batteries to a point where they may explode.
IJ.
ll~tllc:ry
Co
mpartment
Cover
MVf-7100
Operating lnsrructions
1.0
<!:>
JaYiation January 1993.
Page
5
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