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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” within the product’s enclosure 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.

6.

Attachments — Do not use attachments not recommended by the product manufacturer; they may cause hazards.

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.

9.

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

10. Ventilation — Slots and openings in the cabinet are provided for ventilation and 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.

11. Power Sources — Operate this product only from the type of power source indicated on the marking 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-wire grounding type plug. This plug will only fit into a grounding type 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 type plug.

12. 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.

13. Lightning— For added protection for this product during a lightning storm, or when it is left unattended and unused for

long periods of time, unplug it from the wall outlet. This will prevent damage to the product due to lightning and power
line surges.

14. Overloading — Do not overload wall outlets or extension cords.  This can result in a risk of fire or electric shock.
15. Object and Liquid Entry - Never push objects of any kind into this product through openings; they may touch

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

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

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

17. Damage Requiring Service — Unplug this product from the wall outlet and refer servicing to qualified service

personnel under the following conditions: a) When the power-supply cord or plug is damaged. b) If liquid has been
spilled, or objects have fallen 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) When the product exhibits a distinct change in performance.

18. Replacement Parts — When replacement parts are required, be sure the service technician has used replacement parts

specified by the manufacturer or have the same characteristics as the original part. Unauthorized substitutions may result
in fire, electric shock, or other hazards.

19. 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.

20. Wall or Ceiling Mounting — Mount the product to a wall or ceiling only as recommended.
21. Heat — The product should be situated away from heat sources such as radiators, heat registers, stoves, or other

products (including amplifiers) that produce heat.

Summary of Contents for HCA-1500A

Page 1: ...5 0 0 A H i g h C u r r e n t P o w e r A m p l i f i e r H C A 1 5 0 0 A H i g h C u r r e n t P o w e r A m p l i f i e r L U C A S F I L M L U C A S F I L M Power Power Current Overload Current Overload L R AC Line AC Line Normal Normal Standby Standby L U C A S F I L M R ...

Page 2: ...e 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 type plug 12 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 13 Lightning For added protection for this product during a li...

Page 3: ...ECTRIC SHOCK DO NOT OPEN AC 120 V 60 Hz Power 6 3 A Fuse WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE Mono Bridge Stereo THX Level THX Level Speakers Manufactured under license from LucasArts Entertainment Company U S and Foreign Patents pending Lucasfilm THX Audio and Home THX Symbols are Trademarks of LucasArts Entertainment Company Lucasfilm is a Trademark...

Page 4: ...t your cabinet or shelf can support its weight It is best to provide a separate shelf for your amplifier rather that stacking it directly above or below your other components The HCA 1500A occupies three rack spaces 5 1 4 into a standard 19 inch equipment rack Be sure to use heavy duty mounting bolts to and nylon shoulder washers on both sides of the faceplate to avoid scratching the amplifier s f...

Page 5: ...re twist all its strands tightly to prevent strays that could cause a short circuit You may want to tin the stripped wire with solder to prevent it from fraying and oxidizing Polarity It is important to observe correct polarity When you connect speakers to your amplifier you will notice that one side the two conductor speaker wire will have some sort of mark either printing a raised ridge on the i...

Page 6: ...or processor because the amplifier s current draw exceeds the ratings of most preamplifier s power switches and power cords If you use an external AC line conditioner or surge suppressor make sure it can withstand the current draw of the amplifier DC Trigger Connection This connector provides a way to trigger your amplifier on with an external DC voltage source ranging from 9 Vdc to 12 Vdc With th...

Page 7: ... never illuminate Level Controls Each channel has its own rear mounted set and forget input level control Your amplifier sounds best with these level controls set to maximum where they are effectively out of the audio signal path However if your preamplifier has very high gain and its volume control cannot track properly for left right channel balance near its minimum position it may be necessary ...

Page 8: ...rized Parasound Warranty Center for inspection and possible servicing call for the location of a warranty center near you If you choose to send it to Parasound contact us to obtain a Return Authorization RA number You will be asked to repack the unit in its original packaging plus an additional outer box for protection during transit The Return Authorization number must be clearly marked on the ou...

Page 9: ...e 130 V µsecond Frequency Response 5 Hz 100 kHz 0 3 dB at 1 watt Total Harmonic Distortion 0 03 at full power 0 01 typical levels IM Distortion 0 03 TIM Unmeasureable Dynamic Headroom 1 5 dB Interchannel Crosstalk 80 dB at 1 kHz 60 dB at 20 kHz Input Impedance 33 kΩ Input Sensitivity 1 V for 28 28 V THX Reference Level 1 2 V for full output S N Ratio 110 dB input shorted IHF A weighted Damping Fac...

Page 10: ...pairs Handpicked complementary MOSFET transistors in high voltage driver stage 8 complementary pairs of 15 ampere 50 MHz output transistors Output transistors direct coupled to speakers without LRC networks DC servo direct coupled audio circuits with 0 8 Hz rolloff High bias Class A AB operation Gold plated metal structure RCA input jacks Gold plated looping output jacks Multiple temperature senso...

Page 11: ...5 397 0144 affordable audio for the critical listener The Parasound HCA 1500A is Manufactured under license from Lucasarts Entertainment Company U S and foreign patents pending Lucasfilm Audio and Home THX are trademarks of Lucasarts Entertainment Company Lucasfilm is a trademark of Lucasfilm Ltd L U C A S F I L M R ...

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