Icom IC-751A - Memory Clearing; Memory Scan

2)
Push
IN
the DFS
SWITCH, then
select
a memory channel
using
the
TUNING
CONTROL.
For
example,
select memory channel
10.
3)
To check the memory
channel
contents, push the
VFO/MEMORY
SWITCH.
The contents
of the
selected
memory channel are
displayed.
If you
do
not wish to
erase the contents of this
particular
memory
channel,
select
either
a
different memory
channel
which
contains
a
frequency
that can
be erased,
or
select a
channel
that is vacant.
Vacant
channels
display only the
MHz
and
kHz
decimal
points. Return
to the
VFO
mode
by pushing
the VFO/MEMORY
SWITCH.
Push
VFO/M
SWITCH
to return
to VFO
mode.
4)
Push
the
WRITE
SWITCH.
The previous
memory
contents
(if
any)
are
erased and
the new frequency,
mode
and HAM/GENE
mode
are
stored in
the memory
channel.
In
the example,
the
frequency
15.725MHz
with
the AM mode
is
now
programmed
in memory
channel
10,
and ready
for use with
the GENERAL
COVERAGE
receiver.
1
)
Select the memory channel
to be cleared (erased).
2)
Push the FUNCTION SWITCH,
then
push either the
MEMORY
WRITE
SWITCH (WRITE) or the
FREQUENCY TRANSFER
SWITCH
(M
VFO).
The
memory channel
is
now vacant.
8
-
4
MEMORY
SCAN This function
is' used
to
automatically scan
all programmed memory
channels.
1)
Program memory
channels.
1
)
Program the desired frequencies into memory channels.
NOTE:
Random
frequencies were stored
in
the memory chan-
nels
at
the factory for testing purposes.
2)
Adjust SQUELCH
CONTROL.
2)
Adjust the
SQUELCH
CONTROL
to quiet
the noise output from
the speaker.
3)
Push SCAN SWITCH.
3)
Push the
SCAN
SWITCH, and the IC-751A begins scanning the
programmed
channels from the highest
channel
towards the
lowest channel. The scan skips unprogrammed channels
if there
are
any.
4)
Scan stops
when receive signal opens squelch.
4)
Provided
the
squelch
is
closed when the scan begins, the scan
stops when
a
receive signal opens the squelch.
After approxi-
mately
10
seconds, the scan resumes.
5)
Use SCAN
SWITCH
to
manually
stop/start scan.
5)
Push
the SCAN SWITCH
to
stop
the scanning
function manually.
Turning the TUNING CONTROL
also stops
the scan. Push the
SCAN SWITCH
again to
resume scanning.
8-3
MEMORY
CLEARING
1
)
Select memory
channel.
2)
Push FUNCTION SWITCH, then push either
WRITE
SWITCH
or M VFO SWITCH.
4) Push the
WRITE
SWITCH
to
store the
new
data.
The
display
appears
as below
after
pushing
the
VFO/M
SWITCH again.
AM
MEMO
IS.1PS.0
/ n
1
u
GENE
2)
Push
IN the DFS SWITCH
and select
a
memory
channel.
3)
Push VFO/M SWITCH
to
check
present
contents
of selected memory.
41
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