Alesis M1 Active Mk2, MONITORONEMK2 User Manual 2
Owner's Reference Manual
™
the re• evolution of music
Alesis Monitor One Mk2 Reference Manual
© Copyright 2001, Alesis Studio Electronics, Inc. All rights reserved.
Reproduction in whole or in part is prohibited. “Monitor One”, "Monitor
One Mk2" and “Superport” are trademarks of Alesis Studio Electronics,
Inc.
ALESIS CONTACT INFORMATION
Alesis Studio Electronics, Inc.
www.alesis.com
E-Mail: info@alesis.com
Website: http://www.alesis.com
table of contents
Thank you!
for purchasing the Alesis Monitor One Mk2™ Studio Reference Monitors. To
take full advantage of the Monitor One’s operation, and to enjoy long and
trouble-free use, please read this user’s manual carefully. We value any
comments you may have about this monitor system, this manual, your Alesis
dealer and about our factory service. Please take a minute now to visit our
website at www.alesis.com and register your product.
✪ When something important appears in the manual, an icon (like the one
on the left) will appear in the left margin. This symbol indicates that this
information is vital when operating the Monitor Ones.
Table of Contents
Important Safety Instructions.........................................2
Safety symbols used in this product...................................................................2
Please follow these precautions when using this product:.............................2
About the Monitor One .................................................5
About near-field monitoring ...............................................................................7
Installation ...................................................................9
Speaker placement ................................................................................................9
Avoid reflections.......................................................................................9
The listening triangle..............................................................................11
Symmetry.................................................................................................12
Connecting your speakers to an amplifier......................................................14
Power and Protection .........................................................................................16
What size power amp should you use?...............................................16
Should I install a fuse?............................................................................16
Specifications and Service...........................................17
Specifications........................................................................................................17
Architectural and Engineer's Specifications.....................................................19
Maintenance/Repair information.....................................................................20
Cleaning....................................................................................................20
Service.......................................................................................................20
Alesis Limited Warranty.............................................. 21
Monitor One Mk2 Reference Manual 1
Important Safety
Instructions
Safety symbols used in this product
This symbol alerts the user that there are important operating and
Please follow these precautions when using this
product:
maintenance instructions in the literature accompanying this unit.
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with a damp cloth. Do not spray any liquid cleaner onto
the faceplate, as this may damage the front panel controls or cause a
dangerous condition.
7. Install in accordance with the manufacturer's instructions.
8. Do not install near any heat sources such as radiators, heat registers,
stoves, or other apparatus (including amplifiers) that produce heat.
9. Use only attachments or accessories specified by the manufacturer.
Monitor One Mk2 Reference Manual 2
safety instructions
10. Use only with a cart, stand, bracket, rack, or table designed for use
with professional audio or music equipment. In any installation, make
sure that injury or damage will not result from cables pulling on the
apparatus and its mounting. If a cart is used, use caution when
moving the cart/apparatus combination to avoid injury from tip-over.
11. Unplug this apparatus during lightning storms or when unused for
long periods of time.
12. Refer all servicing to qualified service personnel. Servicing is required
when the apparatus has been damaged in any way, such as when the
power-supply cord or plug is damaged, liquid has been spilled or
objects have fallen into the apparatus, the apparatus has been exposed
to rain or moisture, does not operate normally, or has been dropped.
13. This product, in combination with an amplifier and headphones or
speakers, may be capable of producing sound levels that could cause
permanent hearing loss. Do not operate for a long period of time at a
high volume level or at a level that is uncomfortable. If you
experience any hearing loss or ringing in the ears, you should consult
an audiologist.
Monitor One Mk2 Reference Manual 3
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