
__________________
MACKENZIE LABORATORIES, INC.
1163 Nicole Court
Glendora, CA 91740 USA
Tel: (909) 394-9007 Fax: (909) 394-9411
Email: info@macklabs.com
Web: www.macklabs.com
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__________________
Return Address
MACKENZIE LABORATORIES, INC.
1163 Nicole Court
Glendora, CA 91740 USA
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OTHER MACKENZIE PRODUCT LINES
Digital Message Repeaters - Mackenzie's line of Digital Message repeaters are the ideal
audio announcement solutions for Public Address, Amusement, Entertainment, Museum
and Exhibit applications. Self contained solid state systems offer unparalleled reliability. A
variety of channel, connection, bandwidth and memory configurations are available.
Controls and Peripherals - Many applications require additional equipment to optimize
the performance of Mackenzie products. This area focuses on items developed or sourced
for their compatibility, ease of use and value. Included are: input/output controllers,
speakers, amplifiers, motion sensors and pushbuttons among others.
Transit - Mackenzie is making a difference in transit applications with innovative solutions
for ADA compliance and Passenger Information Systems. These products address a
variety of audio and text messaging requirements and support both in-vehicle and wayside
installations.
Overhead Page Management - Mackenzie's OPM series of Digital Page
Stacker/Repeater and Feedback Eliminators offer advanced features for the most difficult
paging and intercom applications. A unique design makes feedback virtually impossible by
recording then repeating pages which opens the loop between the input microphone and
speakers. Various models are available to support simple repetition, multiple page stacking
and multiple input channels.
DVSD-3000
SD Card / USB Memory Key
Message On Hold System
User's Manual
Version 1.5 Revised 22, January 2016
Doc 99-20-189

If any wiring from the system leaves the premises,
you must use proper electrical protectors.
Date:________________________
Serial No.: _______________________
Purchaser: ___________________________________________________
Address: ___________________________________________________
Phone: __________________
Seller: _______________________________________________________
Address: _______________________________________________________
Phone: __________________
COPYRIGHT POLICY
Recording, downloading or playing of copyrighted material such as sound effects, narration or music is
unlawful unless permitted by a legal exception or consented to by the rights owner. Recording and
download equipment should only be used with material that you have the legal right to copy and you
are responsible for obtaining these rights. Mackenzie Laboratories, Inc. has no right to grant such
permission.
General Safety Instructions
Always follow these basic safety precautions when using the system:
1. Read carefully and understand all instructions.
2. Follow all warnings and instructions marked on the product.
3. DO NOT block or cover ventilation slots and openings.
4. DO NOT place the product in a closed enclosure or cabinet unless proper ventilation is provided.
5. Never spill liquid on the product or drop objects into the ventilation slots and openings. Doing so
may result in serious damage to the components.
6. Repair or service must be performed by a factory authorized repair facility.
7. DO NOT staple or otherwise attach the power supply cord to building surface.
8. DO NOT use the product near or in wet or damp places, such as wet basements.
9. DO NOT use extension cord. Install within 6 feet of a grounded outlet receptacle.
10. DO NOT install during lightning storm.
11. Never touch un-insulated wires or terminals unless the unit is disconnected from both power and
the rest of the phone system.
12. Use Caution when installing or modifying configuration switches or control lines.
13. Install in a protected location where no one can step on, or trip over, power and line cords.
14. The unit must be securely attached to a wall board, rack or table mounted.
15. Use correct power source. Use only the power pack supplied.
Regulations - FCC (Part 15) Radio Frequency Interference
The DVSD-3000 generates and uses radio frequency energy and if not installed and used in strict
accordance with the manufacturer's instructions, may cause interference to radio and television
reception. Unit complies with the limits for Class A devices in accordance with the specifications in
Subpart J of Part 15 of the FCC Rules. This testing is designed to provide reasonable protection
against such interference. However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause interference to radio or television reception, which can be
determined by turning the unit off and on, the user is encouraged to try to correct the interference by
one or more of the following measures:
-Reorient the radio or TV receiving antenna.
-Relocate the unit with respect to the radio or TV receiver or vice-versa.
-Plug the unit into a different outlet so that it and the radio or TV receiver are on different branch
circuits.
-If necessary, the user should consult the dealer or an experienced radio/television technician
for additional suggestions.
Licensing
The DVSD is designed to play WAV and MP3 files. Do not attempt to use other audio formats as they
will not operate properly in the device.
MPEG Layer-3 audio decoding technology licensed from Fraunhofer IIS and Thomson.
Warranty & Registration Card for the
DVSD-3000 – Message-On-Hold System
Return warranty card via:
FAX: (909) 394-9411
MAIL: Address on reverse side
ONLINE: www.macklabs.com/registration.html
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Table of Contents
1. OVERVIEW ............................................................................................. 1
1.1 Features and Benefits: ................................................................... 1
1.2 General Specifications: .................................................................. 1
2. INSTALLATION ....................................................................................... 2
2.1 Wall or Table Installation: ............................................................... 2
2.2 Connecting the power pack ............................................................ 2
2.3 Connection to Telephone equipment ............................................. 3
3. OPERATION ........................................................................................... 3
3.1 Message Loading ........................................................................... 3
3.2 Message Downloading – USB Memory Key Transfer: ................. 4
3.3 Automatic message playback ........................................................ 4
3.4 Pushbutton descriptions ................................................................. 4
3.5 LED (Light Emitting Diodes) descriptions ...................................... 4
3.6 Audio adjustments .......................................................................... 7
3.7 Connections ................................................................................... 7
4. POWER FAILURE RECOVERY ............................................................. 7
5. TROUBLESHOOTING GUIDE ................................................................ 7
6. MEMORY CARD FORMATTING ............................................................ 8
7. WARRANTY, SERVICE & RETURNS .................................................... 9
7.1 Warranty Coverage: ....................................................................... 9
7.2 What we ask you to do: .................................................................. 9
7.3 What this warranty does not cover: ................................................ 9
Shipping Container Contents
The following items should be found in the container of the DVSD-3000
Message On Hold system.
- DVSD-3000 System w/ 2GB SD Card installed
- Power pack
- Audio cable
- Mounting hardware
- User's manual
Models:
Optional Components: