TM 11-5820-890-10-3
CALLING FOR HELP. If you are familiar with the radio, and need to call for help, perform the following steps:
Frequency hopping (FH) nets
Single channel (SC) nets
a.
Set FCTN to SQ ON
a.
Set FCTN to SQ OFF.
b.
Set MODE to FH, turn KY-57
b.
Set MODE to SC, turn KY-57 to
OFF
OFF.
c.
Set CHAN to CUE (load CUE freq-
c.
Set RF to HI.
quency if needed).
d.
Set RF to HI
d.
Turn VOL fully right (clockwise).
e.
Turn VOL fully right (clockwise)
e.
Set data rate to OFF.
f.
Set data rate to OFF
f.
Set CHAN where needed; then
press FREQ button and release.
Display must show frequency.
If it shows "00000", find SOI;
then find net's CUE or SC fre-
quency and load it.
g
Press handset push-to-talk and
g.
Press handset push-to-talk and
call NCS.
call NCS.
h
Walt 15 seconds for reply
h.
Wait 15 seconds for reply.
i
Repeat steps g and h as needed
i.
Repeat steps g and h as needed.
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