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Important Safety Instructions 

The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of 
―dangerous voltage‖ inside the product that may constitute a risk of electric shock. 

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and 
maintenance instructions in the literature accompanying the product. 

 

TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER. NO USER-SERVICEABLE PARTS INSIDE. 
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL 

1. 

Read Instructions

 

— Read all the safety and operating instructions before operating this product. 

2. 

Retain Instructions

 

— Retain safety and operating instructions for future reference. 

3. 

Heed Warnings

 

— Adhere to all warnings on the product and in the operating instructions. 

4. 

Follow Instructions

 

— Follow all operating and use instructions. 

5. 

Cleaning

 

— Unplug this product from the wall outlet before cleaning. Use a damp cloth for cleaning. Clean the outside of 

the product only. 

6. 

Attachments

 

— Do not use attachments that are not recommended by the product manufacturer; they may be 

hazardous. 

7. 

Water and Moisture

 

— Do not use this product near water. 

8. 

Accessories

 

— Do not place this product on an unstable cart or stand. The product may fall, causing bodily injury and 

damage to the product. A product and cart combination should be moved with care. Quick stops, excessive force, and 
uneven surfaces may cause the product and cart to overturn. 

9. 

Ventilation

 

— Slots and openings in the cabinet are provided for ventilation to ensure reliable operation of the product 

and to protect it from overheating. These openings must not be blocked or covered. This product should not be placed in 
a built-in installation such as a bookcase or rack unless proper ventilation is provided. 

10. 

Power Sources

 

— Operate this product only from the type of power source indicated on the label. If you are not sure of 

the type of power supply to your home, consult your dealer or local power company. This product is equipped with a 
three-prong grounding plug. 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 the grounding plug. 

11. 

Power Cord Protection

 

— Power supply cords should be routed so that they are not likely to be walked on or pinched 

by items placed upon or against them. 

12. 

Lightning

 

— Unplug the unit from the wall outlet for added protection during a lightning storm and when it is left 

unattended and unused for long periods of time. This will prevent damage to the product due to lightning and power line 
surges. 

13. 

Overloading

 

— Do not overload wall outlets or extension cords. This can result in a fire or electric shock. 

14. 

Inserting Objects into Unit

 

— Never push objects of any kind into this product through any openings; they may touch 

dangerous voltage points or short out parts that could result in fire or electric shock. 

15. 

Servicing

 

— Do not attempt to repair or service this product yourself. Opening or removing covers may expose you to 

dangerous voltage and other hazards. Refer all servicing to qualified service personnel. 

16. 

Damage Requiring Service

 

— Unplug this product from the wall outlet and refer servicing to qualified  

service personnel under the following conditions: 

a)

 If the power-supply cord or plug is damaged.  

b)

 If liquid has been spilled into the product. 

c)

 If the product has been exposed to rain or water. 

d)

 If the product does 

not operate normally by following the operating instructions. 

e)

 If the product has been dropped or damaged in any way. 

f)

 If the product exhibits a distinct change in performance. 

17. 

Replacement Parts

 

— When replacement parts are required, be sure the service technician has used replacement parts 

specified by the manufacturer. Unauthorized substitutions may result in fire, electric shock, and other hazards. 

18. 

Safety Check

 

— Upon completion of any service or repairs to this product, ask the service technician to perform safety 

checks to determine that the product is in proper operating condition. 

19. 

Wall or Ceiling Mounting

 

— Mount the product to a wall or ceiling only as recommended. 

20. 

Heat

 

— The product should be situated away from heat sources such as radiators, heat registers, stoves, and other 

products (including amplifiers) that produce heat. 

 

Summary of Contents for 275 v.2

Page 1: ...Model 275 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: ...n extra copy of your original purchase receipt bill of sale and store it inside the Model 275 v 2 s carton Parasound Model 275 v 2 Amplifier Serial ______________ 5 digit number below the bar code Par...

Page 5: ...ds Where signal cables must cross AC cords they should do so only at a 90 right angle Ventilation Requirements Always position the Model 275 v 2 horizontally The Model 275 v 2 should never be stacked...

Page 6: ...our Model 275 v 2 before making or changing any input output or trigger wire connections Inserting or removing an input or output cable while the Model 275 v 2 is turned on can result in a blast of so...

Page 7: ...ore information please see the section on Bridged Mono Operation in this manual Note The Model 275 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 275 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: ...of the components you ve looped together The Model 275 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 yo...

Page 12: ...and 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 trigg...

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: ...11 Specifications Power Output RMS power 20 Hz 20 kHz All Channels Driven 90 watts x 2 8 150 watts x 2 4 150 watts x 2 2 Load switch set to 2 3 Bridged Mono 200 watts x 1 8 200 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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