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hitpoint reticle at desired point off target.
2. MMS mode select switch FWD, PREPT, or
SRCH. 5. PNT TRK switch Press.
3. MNL/SLAVE switch Select manual. NOTE
4. FOV SEL switch Select field of view (wide, From Offset Point Track, you can return to
wide 2X, wide 4X, narrow, narrow 2X, or Point Track (press PNT TRK switch) or go
narrow 4X). to Acquire-on-the-Move Procedure.
5. Select preferred modes (MFD keys): 4-28. OFFSET AREA TRACK PROCEDURES
SPLT/MMS Split screen. IMSP/MMS.
AUTOCUE ON/OFF Display cues around
potential targets. 1. Area track procedures Accomplish.
TRACKER CENTRD/FEATURE Select centroid
of feature. (Not an option if mode select switch is 2. If transition target gate appears on MFD: TGT
set to SRCH.) SEL switch Press until transition target
FREEZE Freeze frame. (Not an option if mode gate disappears.
select switch is set to SRCH.)
W HOT/B HOT (TIS) Change polarity. 3. PNT TRK switch Press to display laser hit
NORM/INV (TVS) Change polarity. point reticle.
6. LOS CONT switch Actuate to place LOS 4. LOS CONT switch Actuate to place laser
reticle over target. hitpoint reticle at desired point off target.
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TM 1-1520-248-10
5. PNT TRK switch Press. 1. Point track procedures Accomplish.
NOTE 2. LASER ARM/STBY/OFF switch ARM.
From Offset Area Track, you can return to 3. FIRST/LAST switch As desired.
Area Track (press PNT TRK switch) or go to
Acquire-on-the-Move Procedure.
4. RNG/laser code key Select desired code.
4 - 2 9 . L A S E R R A N G E F I N D I N G 5. DESIG switch Press down.
PROCEDURES.
6. LASER fire switch Press and hold 3 to 5
CAUTION seconds then release.
Damage to the laser range receiver may 7. I f r a n g e and t a r g e t c o o r d i n a t e s a r e
occur (depending on target responsivity) considered acceptable, STORE key Press.
at laser ranges less than 500 meters. Target coordinates will be stored in the
Therefore, the use of the laser on targets displayed target storage register.
a t l e s s t h a n 5 0 0 m e t e r s i s n o t
recommended. 8. If range and coordinates are not acceptable,
REJECT key Press.
NOTE
9. LASER ARM/STBY/OFF switch As desired.
For maximum accuracy, laser ranging/
designating must be accomplished in narrow
field of view and point track. NOTE
1. Manual point track procedures Accomplish. If LASER mode is RNG and DESIG
switch is activated, RNG MODE is displayed
2. LASER ARM/STBY/OFF switch STBY. in MMS status block and TARGET LOCATE
mode is inhibited.
3. Verify laser code in RNG.
4. LASER ARM/STBY/OFF switch ARM. 4-31. LASER OFFSET NAVIGATION UPDATE
PROCEDURES.
5. FIRST/LAST switch As desired.
6. LASER fire switch Press. Range to target 1. MMS mode key Press.
(in meters) will flash adjacent to RNG.
2. DESIG switch Press up.
NOTE
3. Laser status key Select a laser code
In the range-only mode, the laser fires a authorized for this purpose that does not
single pulse each time the LASER fire interfere with laser guided weapons in the
switch is pressed. area. The system defaults to RNG laser code
on subsystem activation. RNG laser code is
7. LASER ARM/STBY/OFF switch As desired. not acceptable to offset updating.
4-30. LASER TARGET LOCATE DESIGNATION 4. PPT key Verify correct waypoint i s
PROCEDURES. selected or enter as required.
WARNING 5. LASER FIRST/LAST switch As desired.
6. Point track procedures Accomplish.
Target locate function shall not be
performed while in direct waypoint mode
on aircraft configured with version 7.0 7. LASER ARM/STBY/OFF switch ARM.
software (CDS2). Failure to comply can
result in calling fire upon yourself.
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TM 1-1520-248-10
8. LASER fire switch Press and hold 3 to 5
seconds then release. NOTE
NOTE • Airborne calibration should be checked for
proper accuracy on every flight. Airborne
• If navigation error is greater than 300 calibration is performed only if prepoint
meters, the system will not automatically target is not visible in narrow field of view.
update. • Surveyed locations are much better than
• NAV updates are not allowed in GPS or ones whose coordinates are read from a
GPS/INS modes. map.
9. If CONFIRM REJECT appears, proceed as 1. Target waypoint Enter and select as fly-to
follows: waypoint in the flightplan.
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TECHNICAL MANUAL OPERATOR’S MANUAL FOR ARMY OH-58D HELICOPT(101)
