Sherbourn 7/2100A User Manual

1
Owner’s Manual for Power
Amplifier Models
7/2100A and 5/5210A
The 7/2100A amplifier has seven 300/200 watt
channels (4 ohms/8 ohms) and the 5/5210A am-
plifier has five 300/200 watt channels. The instruc-
tions, specifications and connections described in
this manual apply to both models.
Thank you so much for your decision to pur-
chase one of our superb Sherbourn amplifiers. We
take enormous pride in the design and build qual-
ity of all of our products and we are confident that
our product will provide you with many years of
enjoyable and trouble-free service. Should you
have any need to call upon our services please feel
free to contact us at the address shown at the end
of this booklet; or, of course, you can contact the
dealership from which you purchased the product.
Full details of the warranty coverage provided
by Sherbourn Technologies can be found at the end
of this booklet.
Safety Instructions
1. Important Safety Instructions! Please read
all the safety and operating instructions shown
in this manual before operating this equipment.
2. The lightening flash within an equilateral tri-
angle shown above is intended to alert you to the
presence of uninsulated ‘dangerous voltage’ within
the product’s enclosure that may be of sufficient
magnitude to constitute an electric shock to per-
sons.
3. The exclamation point within an equilateral tri-
angle shown above is intended to alert you to the
presence of important operating and maintenance
(servicing) instructions in the literature accompa-
nying this appliance.
4. Please retain this manual in a safe place for fu-
ture reference about safety and operating matters.
5. Adhere to all warnings and follow all operating
instructions.
6. Warning: To reduce the risk of fire or electri-
cal shock, do not expose this equipment to rain
or moisture.
7. Caution: To prevent electrical shock do not use
this (polarized) plug with an extension cord, re-
ceptacle or other outlet unless the blades can be
fully inserted to prevent blade exposure.
Attention: Pour pevenir les chocs electriques pas
utiliser cette fuche polarisee avec un
prolongateur, une prise de courant ou un autre
sortie de courant, sauf si les lames peuvent etre
inserees afond ans en laisser aucune partie a
decouvert.
8. For added protection for this product during a
lightening storm or when it is left unattended and
unused for long periods of time it is recommended
that you unplug the unit from the wall outlet. This
will prevent damage to the product due to lighten-
ing or power line surges.
9. Do not use attachments not recommended in this
owner’s manual as they may cause hazards.
Caution For Installation
1. Do please locate the equipment for proper ven-
tilation. For example, the product should never
be allowed to operate while positioned on a bed,
rug, sofa or any such surface where proper ventila-
tion is not possible. Nor should the unit be placed
in a built-in installation such as a cabinet or armoire,
etc. in such a way as to impede the air flow. Al-
ways ensure adequate ventilation openings - please
see later comments regarding such an installation.
2. Locate the product away from heat sources such
as stoves, heat registers, radiators or other appli-
ances including other amplifiers that produce heat.
3. Please mount the equipment in a wall or cabinet
only as described in this owner’s manual.
4. Do not use the equipment near water; for ex-
ample near a bathtub, washbowl, kitchen sink, a
swimming pool or in a wet basement, etc.
5. Do not place the product on an unstable cart,
stand tripod, bracket or table. The equipment is
heavy and should it fall it could cause serious in-
jury to a person and/or serious damage to the equip-
ment.
Sherbourn
Te c h n o l o
g
ies, Inc.

Sherbourn 7/2100A Specifications

General

Brand	Sherbourn
Model	7/2100A
Category	Amplifier
Language	English

Summary

Safety Instructions

Electrical Safety and Moisture Prevention

Warns against electrical shock and fire hazards from moisture or improper plug use.

Storm and Unattended Operation Safety

Recommends unplugging during storms or long periods of inactivity to prevent damage.

Attachment Hazard Warning

Advises against using unrecommended attachments due to potential hazards.

Installation Cautions

Ventilation and Heat Management

Emphasizes proper placement for ventilation and keeping away from heat sources.

Mounting, Stability, and Water Avoidance

Covers proper mounting, avoiding water, and ensuring stable placement to prevent damage or injury.

Product Connections and Care

AC Power Cord Safety

Details safe practices for connecting AC power cords and avoiding outlet overload.

Product Cleaning and Maintenance

Instructions for cleaning the product and preventing foreign objects from entering.

Custom Installation Guidance

Advice on placing the amplifier in cabinets or racks, with emphasis on ventilation.

Front Panel Indicators

Rear Panel Connection Options

Input Connections and Grounding

Explains preamp connection, XLR/RCA options, and grounding for optimal signal integrity.

Remote Trigger and Power Cord Usage

Details 12V trigger input for remote operation and proper power cord selection.

Trigger Mode Operation

ON Mode

Sets the amplifier to remain constantly powered on.

Music Sensing Mode

Enables automatic power on/standby based on music signal detection.

12V Trigger Mode

Allows 12V DC input to control the amplifier's power-on/standby state.

LDS Switch Functionality

Operating the LDS Switch

Guides on using the LDS switch for initial speaker connection checks.

Amplifier Activation and Power Cords

Activating the 7/2100A and 5/5210A

Steps for final activation after LDS switch checks are complete.

Power Cord Requirements

Information on using the provided power cords and their importance.

Bridging Speaker Outputs

Dual Power Cord Usage for 4-Ohm Speakers

Explains the need for separate power circuits when using 4-ohm speakers with dual cords.

Bridging Procedure and Limitations

Details how to bridge channels for higher power and limitations regarding speaker impedance.

Bridged Mode Input Channel Selection

Specifies which input channels are active when the amplifier is in bridged mode.

Product Specifications

Troubleshooting Guide

Power and Indicator Troubleshooting

Addresses issues with the amplifier not powering up or the front LED not illuminating.

Audio Output Troubleshooting

Diagnoses problems related to no sound from all or specific channels.

Standby and Trigger Mode Issues

Resolves problems with the power standby mode and trigger function.

Bridged Channel Performance Issues

Troubleshoots no sound or low power from bridged speaker connections.

Bass Response Troubleshooting

Addresses potential causes for low bass output.

Five Year Limited Warranty

Warranty Coverage and Exclusions

Details the scope of the warranty, including what is covered and what is excluded.

Obtaining Warranty Service and Support

Outlines the process for requesting warranty service and contacting support.

Owner Responsibilities and Legal Rights

Clarifies owner's financial responsibilities and informs about warranty-related legal rights.