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e. JOIN FM-2. This option provides the same provides the capability to view friendlies
capability f o r the FM-2 radio as was information that is active within the database.
described in the previous paragraph for FM- The information displayed on the DATABASE
1. overlay is displayed on the RMS Page and
t h e a c t i v e i c o n a s s o c i a t e d w i t h t h e
information flashes. As this overlay is one of
f. RF INHIBIT. Selection of this option toggles the few overlays without a BACK option, the
the status of the RF INHIBIT command operator must press a mode select button or
between ON and OFF, providing the crew the INIT switch to display another page. The
with the capability to i n h i b i t any RF following information and options are
transmissions during a refueling or covert provided on this overlay.
operation. There is no separate overlay
display associated with this option.
a. Title Block. Contains the TACID associated
with the information displayed.
2. NET JOIN. The NET JOIN overlay (fig. 4-109)
is displayed whenever the HOG system is
active, i.e., the Freeze Frame switch has b. Line 1. Contains the Zulu time of the
been toggled to the on position and at least message.
one of the FM radios has not been joined to
the net. If either or both of the nets monitored c. Line 2. Contains UTM coordinates.
by the FM-1 and FM-2 radios has not been
joined at the completion of the initialization d. Line 3. Contains course and unit speed
process, then this overlay is displayed (KPH).
instead of the START overlay. This display
provides the operator with two options for e. Line 4, 5, and 6. Identify the type of weapon
joining the net − YES or NO. and the quantity of each. The type of
weapon is one of the following: HF
If either the FM-1 or both the FM-1 and FM-2 radios (HELLFIRE), ATAS, 50CAL, ROCKETS, and
has not been joined to its net, the display indicates on other. The quantity is a number.
lines two and three that the FM-1 radio has not been
joined to the net with the text FM1 CHANGE on line two
f. Line 7. Displays any comments provided by
and DETECTED − JOIN? on line three.
the message originator.
If only the FM-1 radio has not been joined to its net and
either the YES or the NO option has been selected, the g. NEXT. displays the information for the next
HOG display transitions to the START overlay. TACID in the database.
4-238
TM 1-1520-248-10
Figure 4-110. SA Functions/Data Thread
4-239
TM 1-1520-248-10
Figure 4-111. OTHER FUNCTIONS Thread
h. PREV. Displays the information for the whenever his position changes by X number
previous TACID that was displayed. of meters. A valid entry is a number in the
range 1-999 meters.
2. SA FILTERS. This overlay (fig. 4-110) allows
the operator to configure the auto reporting c. STALE (Line 5), OLD (Line 6), and PURGE
and the filters that are to be used when new (Line 7). These options allow the operator to
SA reports are received. The following configure how the SA data received is
options are provided with this overlay. tagged and stored. On Line 5, the operator
sets in minutes how long the data is stored
a. AUTO REP. S e l e c t r e c i p i e n t o f t h e before it is tagged STALE. On Line 6, the
automatically generated SA position report operator sets in minutes how long the data
from the following options: is stored before it is tagged OLD. On Line 7,
(1) AUTO − generates an SA report based the operator sets in minutes how long the
on the constraints provided on lines data is stored before it is PURGED. A valid
three and four. entry is a number in the range 1-99.
(2) MANUAL − requires the operator to
initiate the report using C2 Position
Report. 4-218. OTHER FUNCTIONS.
b. TIME (Line 3) and MOTION (Line 4). These Select OTHER FUNCS from the START menu to
options allow the operator to set how often display the OTHER FUNCTIONS thread (fig. 4-111).
the SA report i s to be automatically This menu overlay provides the capability to load a
generated, between 1 and 999 seconds. On specific TACFIRE Mission or to edit the various JVMF
line 3, the operator sets, in seconds, how Default Message overlays.
often the update report is to be transmitted.
A valid entry is a number in the range 1-999 a. TACFIRE. Select the TACFIRE option to
seconds. Using line 4, the operator can set display the TACFIRE loads page to load one
a constraint that requires an SA report of the three TACFIRE Missions stored on
4-240
TM 1-1520-248-10
the DTS cartridge. After the mission load is MESSAGES SITREP OPS overlay subcompleted,
the display returns to the START menus. Selection of the RECIPIENTS options
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OPERATOR’S MANUAL FOR ARMY OH-58D HELICOPTER 2(36)
