RT KEYPAD BUTTONS AND USES

TM 11-5820-890-10-8

RT KEYPAD BUTTONS AND USES

PURPOSE

KEYPAD BUTTON

These keys enable the operator to enter numbers. Most frequent use is for

1 THRU 0

entry of SC frequencies. They are also used for loading sync time via the RT

keypad, and for changing net IDs.

Press this key to determine the COMSEC key position being used; RT display

CMSC

will show TEK 1 thru 5 or KEK (Channel 6).

(COMSEC)

Ignore this key unless specifically directed by your SigO or NCS to use it.

It serves no purpose during normal operation of SINCGARS radios. This is

(Star)

present on some models and not on others.

Press this key to activate the passive late net entry feature of the SINCGARS

SYNC

radio.

This key is used to check, load, clear, and offset SC frequencies; and to check

FREQ

and change net IDs.

(Frequency)

Press this key to determine data status which can read: 600, 1200, 2400,

DATA

16000, AD1 (Analog Data 1), TF (TACFIRE), or OFF.

NCS operators press this key when sending a Cold Start or net update ERF to

ERF

net operators. It is not used by operators.

(Electronic Remote Fill)

(on same key as "OFST")

Used in conjunction with the FREQ and CHG buttons, this key enables the

OFST

operator to offset SC frequencies by plus or minus 5 or 10 KHz. The offset

(Offset)

feature of the SINCGARS radio can be used only in the SC mode.

(on same key as "ERF")

When used in conjunction with the DATA, OFST, or CMSC keys, this button

CHG

causes the display to scroll through available data or options.

(Change)

This key is used only by NCS personnel and is rarely needed with current

LOUT

(Lock Out)

operating procedures. Operators may ignore this key.

Press TIME once to see the Julian Date; press it a second time to see sync

***TIME

time hours and minutes; press a third time to see sync time in running minutes

and seconds. Used in conjunction with the CLR and STO keys, the TIME

button allows entry of sync time via the RT keypad.

Used in conjunction with other keys, the CLR button enables the operator to

CLR

delete entries or stored data.

(Clear)

Used to load data into holding memory and to retrieve data from permanent

LOAD

memory. Also used to load radio.

Press the STO key to place data into permanent memory of the RT Use of the

STO

STO key is the last step in various operator procedures.

(Store)

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