Ocean Technology Systems MilCom 6000D User manual
User ManUal
i
- NOTICE -
All users are instructed to read and fully understand the MilCom manual
before using this product. This manual and the information contained herein
are provided for use as a maintenance and operation guide. No license or
rights to manufacture, produce, and/or sell either the manual or articles
described herein are given. Undersea Systems International, Inc., dba
Ocean Technology Systems hereinafter referred to as OTS, reserves the
users read and fully understand this manual before using a MilCom.
All statements, technical information, and recommendations herein are
be to replace such quantity of the product proved to be defective. Before
using, the user shall determine the suitability of the product for intended
in contract for any loss or damage—direct, incidental, or consequential—
arising from the use of or the inability to use the product. No statement or
- IMPORTANT SAFETY NOTICE -
(Please read before using product)
It is absolutely essential that all users are certied divers in good
standing, properly trained, equipped, and fully understand this user’s
manual before attempting to use the MilCom. While the MilCom does
provide the diver with the ability to communicate underwater, it does
not change or eliminate the potential hazards of diving.
Refer to the User Manuals page of our Website at:
www.oceantechnologysystems.com for a list of any changes made
to this manual since its publication.
© Copyright 2020, 2021 by Undersea Systems International, Inc., dba
Ocean Technology Systems. All rights reserved.
Specications are subject to change without prior notice.
Date Published: February 25, 2021
OTS MILCOM
CAUTION
The MilCom uses Lithium-Ion rechargeable batteries which can
explode or cause re if damaged or stored incorrectly.
IF STORED INCORRECTLY OR DAMAGED
Read and follow the Battery Warnings, Cautions and Prohibitions
below before using.
BATTERY WARNING
MilCom contains Lithium-Ion battery pack. Proper handling should
performance and reliability of the battery.
CAUTIONS FOR USE AND HANDLING
• Please read the manual before charging.
• Battery contains a protection circuit to prevent damage to the
battery during use. Care must be taken to ensure the battery is not
damaged.
•
Please contact OTS for further instructions.
•
• Battery can be stored separately from the unit.
•
•
heat source.
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OTS MILCOM
•
can be damaged due to static electricity.
• If rusted or if the battery emits an unusual odor, please contact OTS.
•
•
charging, the battery may need to be replaced.
•
ensure the battery contacts are protected from coming into contact
•
•
•
insulative tape over the contacts if needed.
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OTS MILCOM
Danger Note
death.
PROHIBITIONS
• Only use the battery charger provided by OTS to charge the battery.
result in an over charge state and potentially damage the battery.
•
•
•
•
•
•
•
•
•
•
unit if the unit is hot to the touch. Let the unit cool completely before
handling. Contact OTS for further instructions.
Rechargeable Lithium-Ion battery
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OTS MILCOM
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OTS MILCOM
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OTS MILCOM
TABLE OF CONTENTS
Important Safety Notice .................................................................i
Battery Warning .............................................................................ii
Cautions for Use And Handling .................................................... ii
Prohibitions ................................................................................. iv
Table of Contents ..........................................................................1
Introduction ....................................................................................2
General ...........................................................................................2
Specications ................................................................................3
Anatomy of The MilCom ...............................................................4
Startup Guide .................................................................................7
Making Adjustments .....................................................................8
............................................................................9
Channel......................................................................................
Volume .......................................................................................
Squelch ......................................................................................
Scrambler...................................................................................
Battery Charging .........................................................................11
Low Battery Indicator ..................................................................11
Battery Disposal .......................................................................... 11
Maintenance .................................................................................11
COMMUNICATIONS ................................................................
...............................................................................
...............................................................
Maintenance Intervals ................................................................
Replacement/Spare Parts ...........................................................15
..................................................................
...................................................................
.....................................
................................................................
Spare Part Ordering Instructions................................................
Understanding Wireless Underwater Communications ..........18
Notes.............................................................................................21
Limited Warranty .........................................................................22
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OTS MILCOM
Introduction
Congratulations on purchasing one of the most advanced and
to any dive operation. The MilCom systems are single-sideband
and easily replaceable belt clips. Also integrated into the MilCom is
the latest in smart battery technology, using advanced microprocessor
General
This manual contains information regarding the details, operation, care
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OTS MILCOM
SPECIFICATIONS
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OTS MILCOM
ANATOMY OF THE MILCOM
Connector
Main Housing
Microprocessor controlled Smart
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OTS MILCOM
EARPHONE/MICROPHONE (EM) CABLE
secure connection to the MilCom unit.
TRANSDUCER ASSEMBLY
are replaceable.
TRANSDUCER RING
EARPHONE/MICROPHONE (EM) CONNECTOR
replacement for repairs or optional cable assemblies.
MAIN HOUSING
The main housing of the unit contains the electronics and battery
compartment of the system. The connectors to the Transducer and the
technician.
BELT CLIP
the unit as far back on the tank strap as possible.
RECHARGEABLE LITHIUM-ION BATTERY
other than charging.
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OTS MILCOM
RUBBER ARMORED BASE
SEALING SCREWS
tightened properly before beginning the dive.
EARPHONE/MICROPHONE ASSEMBLIES
Part Number
-
trol, HiUse
Control, HiUse
-
trol, HiUse
Control, HiUse
Control, HiUse
Control, HiUse
PTT Control, HiUse
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OTS MILCOM
START-UP GUIDE
Before diving, ensure the Lithium-Ion battery is fully charged.
the cable. Then, connect the battery charger to the corresponding
connector on the MilCom.
Charger Cable to the MilCom unit,
guide pins are correctly aligned
not force the connectors to mate.
Connection should be smooth
could result in connector failure or
breakage.
the unit is charging or activated.
your settings prior to dive, the unit can be turned on by placing a metallic
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OTS MILCOM
MAKING ADJUSTMENTS
Using a sequence of easily learned manipulations of the Push-To-Talk
features.
seconds apart, holding the
if no selection is made. To select an option, press the PTT button once
then exit.
the PTT control three times holding the third push for approximately one
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OTS MILCOM
Main Menu Sub Menu
Channel
A
B
Receive
Low
Medium
High
Extra High
Scrambler On
O
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OTS MILCOM
CHANNEL
Channel Number Frequency
Channel A 28.500 kHz Lower Sideband
Channel B 33.0 kHz Upper Sideband
VOLUME
SQUELCH
noise. Unfortunately, there are a lot of noises in the spectrum
Mechanical noise can come from numerous sources such as
sound can be heard though the MilCom if the signal is in the
ultrasonic frequency.
Microphone Assembly.
SCRAMBLER
transmissions; providing an additional layer of secure voice
communications.
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OTS MILCOM
BATTERY CHARGING
connector located at the top of the unit. To charge the unit, disconnect
charging device.
LOW BATTERY INDICATOR
BATTERY DISPOSAL
MAINTENANCE
properly care for and maintain the MilCom and ancillary components
transducers, housings and other failures. If any of this equipment is found
to not be functioning as described in this manual, contact the Ocean
PRE-DIVE PROCEDURE FOR ESTABLISHING
COMMUNICATIONS
Perform visual inspection. Pay particular attention so that
comfort.
4. Connectors lightly greased and properly mated.
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OTS MILCOM
5.
and the transducer is not obstructed by any type of diving
equipment.
b. Submerge the transducer to activate unit.
station.
c. Look your dive partner over to ensure his
dressed so as not to snag.
POST DIVE PROCEDURE
unit is clean. A mild soap solution may be used to remove
Note: The unit may take a few minutes to turn o; this is
normal.
Store in a dry, safe area.
4. Similar maintenance should be performed on all ancillary
equipment
5.
remove any contaminants or oxidation in this area.
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OTS MILCOM
TROUBLESHOOTING GUIDE
Contact Ocean Technology Systems for any issues not listed
Issue Step 1 Step 2
No/Low Transmit
Change E/M to isolate issue
Contact OTS.
Change E/M Adapter
Move Mic Close to lips
Ensure Transducer is not
covered by equipment
Change Transducer
No Receive Volume
Change E/M to isolate issue
Contact OTS.
Change E/M Adapter
Ensure Transducer is not
covered by equipment
Change Transducer
Reduce distance to divers
Scrambler setting “stuck” Contact OTS.
Transmission setting “stuck”
on PTT
Contact OTS.
No Side Volume Contact OTS.
Charger LED illuminates
green but the unit LED does
not activate
Contact OTS.
Charger LED illuminates
green, unit LED illuminates
red, but the unit will not
activate when submerged.
Battery is “dead”. Replace the
battery. Contact OTS.
Short Battery Life when fully
charged
Replace the battery.
Flooding in battery com-
partment
Replace the battery. (See page iv for safety warning on han-
dling a ooded battery compartment)
Flooding in electronics
compartment
Do not attempt to power on the unit. Contact OTS.
Unit LED activates with
no start up volume and no
transmit or receive
Contact OTS for replacement
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OTS MILCOM
MAINTENANCE INTERVALS
Part Cycle
Battery 2 years or 300 Charge cycles
Sealing Screw O-rings 2 years
Battery Base and Housing O-rings 2 years
Cable As Required
Transducer As Required
back up. If the O-rings are damaged, replace them before diving the
MilCom.
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