3-6. COLD START NET OPENING.
Before beginning a cold start net opening, you must already have loaded the following FH data in your RT:
MAN preset frequency
Cold Start TSK
FH sync time
It may be necessary to restrict the frequencies used by the SINCGARS radio to avoid interfer-
ence from other rf sources. This is done with lockout sets. If your display exhibits a display
L7, L8, or "L7 L8" you are missing mandatory lockout set(s). Check to be sure you
have the correct data in your fill device and perform a local fill to load the correct data into
If your display reads tod, you are missing FH sync time. FH sync time must be loaded into
the NCS RT before cold start net opening.
Follow the steps below to accomplish a cold start net opening.
IFM RF PWR
Call net to opening.
Tell net members:
Standby for ERF.
Where to store ERF.
Retrieve hopset by pressing LOAD (H-Ld) and number of preset where hopset is stored.
Display shows HF, followed by hopset number.
Display blinks and beep is heard:
Press ERF (SEnd), Display changes as shown. Beep is heard.
Allow net members sufficient time to store ERF. Net members call and report ERF has been received
Tell net members to set PRESET switch to position where ERF was stored..
Call net members for communications check.
If a net member does not answer at end of cold start net opening, return PRESET switch to
MAN position and call again.