TM 11-5820-890-30-4
6-13. OPERATIONAL CHECK. Continued
Step 4. INPUT AND RADIO SELECT CHECK.
Action
a. Connect equipment as shown in figure 6-8.
b. Set CB1: ON.
c. Set RT FCTN:
d. Set RT FCTN: REM.
e. Set FCTN: CHAN.
Set INIT to UP and release.
f. Set FCTN: COMSEC.
Set INIT to UP and release.
g. Set CB1: OFF
RAD: 2
CB1 : ON.
h. Set CB1: OFF
RAD: 3
CB1 : ON.
i.
Operational check is complete.
Response
a. No response.
b. Control-monitor runs one test cycle.
c. Wait for RT display to time out (go blank).
d.
“Ud” is displayed. Then SC, CHAN 0,
RF LO, PT, and CONTROL M are lit with
all others blank. If not, go to chart 13.
e. CHAN 1 lights. If not, go to chart 15. If
CHAN 1 is blinking, go to next Action.
f. SC, CHAN 1, RF LO, VAR1 , COMSEC CT,
and CONTROL M are lit with all others
blank. If not, go to chart 15. If CHAN 1
is blinking, go to next Action.
g. Control-monitor runs one test cycle, then
CONTROL M is lit with all others blank.
If not, go to chart 13.
h. Control-monitor runs one test cycle, then
CONTROL M is lit with all others blank.
If not, go to chart 13.
6-15
