NET OPENING Continued
Upon or prior to NCS net opening alert, load the following elements into your RT:
FH data from fill device (refer to local fill of FH data).
MAN channel frequency (refer to loading SC frequencies).
CUE channel frequency if designated by commander (refer to loading SC frequencies).
Load COMSEC key from fill device into KY57 (refer to basic COMSEC procedures).
Set FCTN to SQ ON; then to LD.
Set KY57 MODE to C (if required).
Set CHAN to MAN, MODE to FH. Display will show "Cold". When "Cold" is shown on the display, it means that the
RT is ready to receive an ERF.
Stand by on MAN channel. The NCS will call you on MAN channel to verify communication and tell you where to
The NCS will transmit ERF to your RT. The display will show "HF234", telling you that the ERF was received.
If you do not receive the ERF, monitor MAN channel, and wait. The NCS will come back to you.