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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

Technologies, Inc.

Summary of Contents for 7/2100A

Page 1: ...ctri 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 couran...

Page 2: ...uct is being placed includes a cutout of at least twenty inches by twelve inches 50 cm by 30 cm directly under the ventilation slots on the bottom of the ampli fier A similarly sized cutout should be made in the upper or rear wall behind the shelf so that free air can flow from beneath the unit to the outside atmosphere Also allow a minimum of three inches 7 5 cm free space above the product and t...

Page 3: ...ur preamp We recommend that a shielded coaxial cable be used for this pur pose A removeable plug at the 12V trigger input Rear panel view of model 5 5210A showing nonfunctional channels in shaded areas comes with the amplifier shall be unplugged and wired with the 12V in the correct polarity The in put impedance of the 12V input is 2 2k ohms it will accept an input voltage from 9V to 12V 5 It is s...

Page 4: ...is set to the full clockwise direction position 7 Connect the two power cords and turn on the amplifier s power switch on the front panel The front panel blue light will illuminate and the LDS LED on the rear panel will show the status of the speaker connection at the speaker output terminal of speaker number 7 If the LED is green it indicates a good speaker connection has been made and a correct ...

Page 5: ...s EACH of which should be supplying separate 15 amp circuits This is the reason for sup plying the two power cords with different lengths If your speakers are 8 ohm impedance you can connect both power cords to the same double out let 15 amp circuit You are strongly advised to check with your authorized Sherbourn dealer to ensure that you are making the correct connection to your available wall ou...

Page 6: ...on 1 Power cord not connected at the rear slave AC receptacle 1 Trigger Mode Switch may be incorrectly set to ON switch it to MUSIC to correct 2 Leak through signal or noise from a preamp keeps the amp on You may need to switch off the preamp completely or try 3 and 4 below 3 System ground current may enter the 7 2100A or 5 5210A via the signal cable Earth ground the preamp or the source CD player...

Page 7: ... of other components in the system of which the Product is a part d failures of any kind in products i which have been purchased from other than Authorized Sherbourn dealers or ii which evidence any tam pering alteration or attempted servicing by any one other than Sherbourn or an Authorized Sherbourn Service Facility and Sherbourn shall have no liability or obligation of any kind with re spect to...

Page 8: ...8 Sherbourn Technologies Inc 19 3A Sterling Road North Billerica MA 01862 Tel 978 663 7385 Fax 978 663 7389 Web www sherbourn com ...

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