MEMORY PROTECTION
To prevent accidental changes, required memory chan-
nels can be specified as protect channels. The contents
of protect channels CANNOT be changed by a user.
.Memory protection programming
NOTE: DONOTpushandhold[ I insteps4) , 7)
and 9), or other functions are activated.
1) Before setting or cancelling, extract the transceiver
from the mounting rack and open the top cover.
Then connect appropriate connector to the trans-
ceiver for operation.
2) Push and hold [CHI until the memory channel
number blinks.
,,., .,., 'H' H'
'~'.OLf PGf fa. fLf
3) Rotate the large or small tuning knob to select a
memory channel to be programmed as a protect
channel.
,,.- .,.,
PGfCO.LfLf
4) Push[ I.
. Frequency content or" - - - - .. blinks.
.\ , I 1/1.
,,., .,., ,,.- .,..i
f~'.OLf PGfCO.LfLf
. ,..,......
5) Rotate the large and small tuning knobs to select a
desired frequency.
"., .,.,
f~'.OLf
, I J /
,,, 'H"
PGfC f. 'Lf
/1111'
6) Ground the memory protection pin (J7 on the MAIN
UNIT).
J7
7) Push[ I.
" , H',
PGfC f. 'Lf
8) Unground the memory protection pin.
. The memory channel is now programmed as a
protect channel.
9) Confirm that the frequency content DOES NOT
blink even when [ I is pushed.
"
PGfC
, L'"
f. fLf
.Memory protection cancelling
NOTE: DONOTpushandhold[ I in steps4), 6)
and 7), or other functions are activated.
1) Push and hold [CHI until the memory channel
number blinks.
"., .,.,
f~ '.OLf
'H' H'
PGf fOe fLf
2) Rotate the large or small tuning knob to seleg a
protect channel to be cancelled.
"., .,.,
f~ '.OLf
3) Ground the memory protection pin as shown in the
diagram at left below.
4) Push[ I.
. Frequency content bJinks.
.\ , I I / / .
"., .,., ", .H'
f~'.OLf PGfC f.'Lf
/ , I I , ,
5) Unground the memory protection pin.
6) Push[ I.
. The memory protection is now cancelled.
7) Confirm that the frequency content blinks when
[ I is pushed.
, J I ,
" 'H"
PGfC f. 'Lf
/ , I I , ,'
Icom Inc.
6-9-16, Kamihigashi, Hirano-ku, Osaka 547, Japan
Count on us!
A-5183H-2EX-<VPrinted in Japan
Copyright @ 1991 by Icom Inc.
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