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INTRODUCTION 

 
 

Thank You for Choosing Parasound 

 

Your new Parasound Model 2250 v.2 power amplifier has been designed with proven class AB amplifier 
technology. The Model 2250 v.2 is built to extremely strict quality and performance standards for which 
Parasound is renowned

. We’re proud to offer you this exceptional audio component that will bring you 

many years of enjoyment and dependability. We designed your new Model 2250 v.2 Amplifier to perform 
at a higher level of sonic performance than you may have expected and we encourage you to read this 
entire manual to maximize your enjoyment. We wish you many years of listening enjoyment. 
 
 

-The Parasound Staff 

 
 
 
Keeping Records for Future Reference 

 

Record the serial number located on the back panel or bottom of your Model 2250 v.2 in the space 
below. Also note your Parasound Dealer’s name and telephone number. Your purchase receipt/bill of 
sale is required to determine if your Model 2250 v.2 is eligible for Parasound warranty service. We 
recommend that you make an extra copy of your original purchase receipt/bill of sale and store it inside 
the Model 2250 v.2

’s carton.  

 
 
 
Parasound Model 2250 v.2 Amplifier Serial #:  ______________ (5 digit number below the bar code)  

 

Parasound Dealer: ___________________________________________________ 

 

Parasound Dealer Phone Number: ___________________ 

 

Date of Purchase: ______________________ 
 

 
 
 
Important Warranty information 

 

There is no Parasound warranty for this unit if it was not purchased from an Authorized 
Parasound Dealer.

 Investigate warranty coverage statements made by an 

unauthorized

 dealer very 

carefully, as you will need to depend entirely upon your dealer, and NOT upon Parasound. 
Unauthorized dealers lack the capability to make repairs or arrange for repairs of Parasound 
equipment.  A list of Authorized Parasound Dealers and detailed warranty information is available at 

www.parasound.com 

or you can call 

415-397-7100 

between 8:30 am and 4 pm Pacific time. 

A missing or altered serial number could indicate that this unit was re-sold by an unauthorized dealer or 
is stolen merchandise. If this unit is missing its serial number or the serial number has been altered, you 
should return it to your dealer immediately for a full refund. 

Summary of Contents for 2250 v.2

Page 1: ...Model 2250 v 2 Two Channel Amplifier OWNER S GUIDE...

Page 2: ...This plug will only fit into a grounding power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of...

Page 3: ...lines 5 Rack Mounting 5 AC Mains Voltage 6 Rear Panel Connections and Controls 6 Bridged Mono Operation 8 A B Speaker Load Switch 9 Turn On Options 10 Front Panel Operation 12 Problems and Remedies 13...

Page 4: ...an extra copy of your original purchase receipt bill of sale and store it inside the Model 2250 v 2 s carton Parasound Model 2250 v 2 Amplifier Serial ______________ 5 digit number below the bar code...

Page 5: ...cords Where signal cables must cross AC cords they should do so only at a 90 right angle Ventilation Requirements Always position the Model 2250 v 2 horizontally The Model 2250 v 2 should never be st...

Page 6: ...ur Model 2250 v 2 before making or changing any input output or trigger wire connections Inserting or removing an input or output cable while the Model 2250 v 2 is turned on can result in a blast of s...

Page 7: ...re information please see the section on Bridged Mono Operation in this manual Note The Model 2250 v 2 power should always be turned off before moving this switch Note If two speakers are attached for...

Page 8: ...of the audio signal and its L channel to amplify only the negative half of the audio signal In effect each channel sees only half of the speaker s rated impedance so that a single 8 ohm speaker is ac...

Page 9: ...drivers Since both channels of the amp need the same audio signal you will need to connect the Loop Out jack of one channel to the input of the second If you connected your preamp to the 2250 v 2 s L...

Page 10: ...and settings should be made before connecting its AC cord Quieter This is the more sensitive setting and the amp will turn on automatically with a very low level audio signal corresponding to about 1m...

Page 11: ...f the components you ve looped together The Model 2250 v 2 trigger circuit draws a negligible 15 mA Check the maximum capacity of your AV receiver processor or home controller s trigger outputs so you...

Page 12: ...nd the setting of the Speaker Load switch or lower the volume level To reset the protection circuit you need to turn the unit off If the amp is being turned on by a 12V trigger or audio sensing trigge...

Page 13: ...Check that input cables and speaker wires are secure at both ends turn amp off first Make sure the preamp is switched to the correct input Is the Protect light illuminated Check for excessive temperat...

Page 14: ...sound Under the Following Conditions 1 Unit was sent without the Parasound assigned RA number marked on the carton 2 Unit was sent in an unsuitable shipping carton and packing inserts and is likely to...

Page 15: ...3 Specifications Power Output RMS power 20 Hz 20 kHz All Channels Driven 275 watts x 2 8 400 watts x 2 4 400 watts x 2 2 Load switch set to 2 3 Bridged Mono 750 watts x 1 8 750 watts x 1 4 Load switch...

Page 16: ...16 Parasound Products Inc 2250 McKinnon Ave San Francisco CA 94124 415 397 7100 Fax 415 397 0144 www parasound com...

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