Icom HF/VHF/UHF ALL MODE TRANSCEIVER TV Receiver User Manual


 
43
5
MEMORY AND SCAN OPERATION
Scan types
Preparation
Channels
For programmed scan:
Program scan edge frequen-
cies into scan edge memory channels 1A and 1B
(p. 34).
For memory scan:
Program 2 or more memory chan-
nels except scan edge memory channels.
For memory select scan:
Designate 2 or more memo-
ry channels as select memory channels—select a
memory channel, then push [(F-2)SEL] in the S2 dis-
play (memory mode) to designate the channel as a
select memory channel.
For priority watch:
Program 1 memory channel to be
watched.
Scan resume ON/OFF
You can select the scan to resume or cancel when
detecting a signal, in initial set mode, item 21. Scan
resume ON/OFF must be set before operating a scan.
See p. 53 for ON/OFF setting and scan resume condi-
tion details.
Scan speed
Scan speed can be selected from 2 levels, high or low,
in initial set mode. See p. 47 for details.
Squelch condition
PROGRAMMED SCAN
Repeatedly scans between two scan edge frequencies
(scan edge memory channels 1A and 1B).
This scan operates in VFO mode.
SELECTED MEMORY SCAN
Repeatedly scans all selected memory channels.
PRIORITY WATCH
Checks for signals on a memory or call channel while
operating on a VFO frequency.
This scan operates in memory mode.This scan operates in memory mode.
This scan operates in VFO mode.
Scan
Scan edge 1A or 1B Scan edge 1B or 1A
Jump
Mch 1 Mch 5
Memory channel watch Call channel watch
Memory
channel
VFO
frequency
Mch 2 Mch 3 Mch 4
Mch 6Mch 7Mch 99
MEMORY SCAN
Repeatedly scans all programmed memory channels.
Mch 1 Mch 5
Mch 2 Mch 3 Mch 4
Mch 6Mch 7Mch 99
BLANK
S (select)
S (select)S (select)
S (select)
S (select)
S (select)
S (select)S (select)
S (select)
S (select)
BLANK
Call
channel
VFO
frequency
SCAN
STARTS
WITH
PROGRAMMED
SCAN
MEMORY SCANS
PRIORITY WATCH
SQUELCH
OPEN
The scan continues
until it is stopped
manually, and does
not pause even if it
detects signals.
This is not applicable
when the scan
resume is OFF and a
programmable step
(more than 1 kHz) is
selected.
Scan pauses on each
channel when the
scan resume is ON;
not applicable when
OFF.
SQUELCH
CLOSED
Scan stops when detecting a signal.
If you set scan resume ON in initial set mode,
the scan pauses for 10 sec. when detecting a
signal, then resumes. When a signal disap-
pears while scan is paused, scan resumes 2
sec. later.