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AT500NC Manual 

 

Rev-10/17 

90-Day Limited Warranty 

Terms and Conditions 

(7-Year Optional Extended Warranty) 

 
This ATI product is warranted against defects in materials and 
workmanship for a period of 90 days from the date of purchase 
by  the  original  owner.    The  date  of  purchase  shall  be  estab-
lished  by  the  original  owner  presenting  to  the  ATI  Customer 
Service  Facility the original owner’s purchase receipt or sales 
slip showing from  whom the  product  was purchased, the  date 
of purchase and the unit’s purchase price. 

In  the  event  that  proof  of  purchase  cannot  be  established  as 
stated  in  the    preceding  paragraph,  the  warranty  period  shall 
commence  on  the  date  of  manufacture,  provided  the  serial 
number on the unit has not been altered in any manner. 

During the  warranty period, ATI will repair, or at its sole op-
tion, replace at no charge, components that prove to be defec-
tive  provided  the  product  is  returned  in  accordance  with  the 
shipping instructions that are contained in the unit.  The unit is 
to  be  sent  FREIGHT  PREPAID  in  the  original  carton  and 
packing  along  with  a  detailed  description  of  the  problem  to 
ATI in the event it needs factory servicing.  ATI will return the 
unit prepaid to you upon completion of the service 

Optional Extended Warranty Program 

The standard 90-Day Limited Warranty will be extended to a  
7-Year Limited Warranty if the following conditions are met: 
The ATI product is purchased from an authorized ATI reseller; 
The  customer  completes  and  returns  the  registration  card  to 
ATI or the ATI distributor (if the unit is purchased outside the 
United  States)  or  completes  the  warranty  registration  process 
at:  www.ati-amp.com AND submits a copy of the original bill 
of sale to ATI within 14 days of purchase. 
 
This  extended  warranty  is  transferrable  to  subsequent  owners 
of the ATI component as long as all of the Optional Extended 
Warranty conditions are met. 

 

PLEASE RETAIN A COPY OF THE ORIGINAL PROOF
-OF-PURCHASE

.    It  will  be  necessary  should  in-warranty 

service ever be required.   

Transferability 

The  above  warranties  are  transferable  to  subsequent  owners  as 
long as all of the conditions are met under the Optional Extend-
ed  Warranty  Program.    The  warranty  is  not  transferable  if  the 
unit was originally purchased from an unauthorized seller. 

The above warranties do not apply if the product has been dam-
aged by accident or misuse or as a result of modification by oth-
er than the ATI factory service facility. 

ATI shall not be held liable for incidental or consequential dam-
ages  of  any  kind  arising  from  the  sale  or  use  of  its  products.   
Some sates do not allow the exclusion or limitation of incidental 
or consequential damages,  so the  above  limitation or exclusion 
may not apply to you. 

THERE ARE NO WARRANTIES GIVEN BY ATI THAT EX-
TEND BEYOND THE DESCRIPTION ON THE FACE HERE-
OF.  ALL IMPLIED WARRANTIES OF FITNESS FOR PUR-
POSE 

SOLD, 

MERCHANTABILITY, 

DESCRIPTION, 

QUALITY  PRODUCTIVENESS OR  ANY  OTHER MATTER 
ARE  LIMITED  TO  THE  TERM  OF  THE  EXPRESS  WAR-
RANTIES HEREIN STATED. 

Some  states  do  not  allow  limitations  on  how  long  an  implied 
warranty    may  last,  so  the  above  limitations  may  not  apply  to 
you. 

Obligation to Make Changes 

Products are sold on the basis of specifications applicable at the 
time of sale.  ATI shall have  no obligation to modify or to up-
date products once sold. 

 This warranty gives you specific rights and you may also have 
other rights that vary from state to state.  This warranty is appli-
cable only in the United States.  

 

Warranty Outside the United States 

ATI has formal distribution agreements in many countries.  The 
ATI  importer  is  those  countries  has  assumed  the  responsibility 
for servicing ATI products.  Please contact the dealer or distrib-
utor  in  the  country  where  you  purchased  your  product  for  any 
service issues. 

 

 

Amplifier Technologies, Inc. 

1749 Chapin Road 

Montebello, CA 90640 USA 

Tel: (323) 278-0001  Fax: (323) 278-0083 

www.ati-amp.com  support@ati-amp.com 

Summary of Contents for AT500NC SERIES

Page 1: ...AT500NC SERIES CLASS D 2 TO 8 CHANNEL POWER AMPLIFIER OWNER S GUIDE ...

Page 2: ...ll the blades can be fully inserted to prevent blade exposure PLEASE READ FIRST CAUTION To reduce the risk of electrical shock do not remove the cover or back No user serviceable parts inside Refer servicing to qualified service personnel WARNING To reduce the risk of fire or electric shock do not expose this appliance to rain or moisture The lightning flash with arrowhead within an equilateral tr...

Page 3: ...On 8 Peak Indicator Light 8 AC Line Connector and Power Cord 8 ATI Service Information 8 Care and Maintenance 8 A Few Words About Hum and Noise 8 Potential Ground Loops in a Complex A V System 8 Appendix A Troubleshooting Guide 10 Appendix B Model Fuse Ratings 10 Appendix C Specifications 11 Appendix D Power Requirements Consumption 12 Warranty Information 13 Amplifier Identification Record This i...

Page 4: ...amplifier will last for many years with minimal service requirements This procedure includes the following All assembled circuit boards are given a thorough visual inspection and are then performance tested The tested assembled circuit boards are then in stalled in a new AT500NC and the whole unit is tested for every function and parameter The unit is put on a burn in torture rack to test for any ...

Page 5: ...urn on process When the turn on process is complete the ILLUMINATED POWER SWITCH brightens fully the STANDBY LED turns off and the amplifier begins playback Front Panel Layout 4 Handles and Rack Mounting The AT500NC Series amplifiers can be rack mounted into a standard 19 inch rack with the addition of rack ears and handles There are four kits available for the AT500NC amplifiers two for the small...

Page 6: ...r Input Use the REMOTE TRIGGER jack to connect to a compatible preamplifier source device or other product with a 3 24 VDC output E Ground Terminal Use to connect to other chassis where necessary F Fuse Replace only with the correct type and rating The rat ing is shown on the rear panel next to the IEC power inlet G AC Inlet Use the included power cord to connect your amplifier to an AC power sour...

Page 7: ...r short runs of less than twenty feet We do not recommend that you use any wires with an AWG equivalent of 18 or higher due to the power loss and degradation in per formance that will occur To connect the amplifier to your speakers a pair of binding posts is provided for each channel output These posts will accept bare wire spade lugs or banana type plugs If bare wire is used for the connections s...

Page 8: ...on the source device that will be activated when you wish to have the amplifier turn on This may be the switched outlet at the rear of an AC receiver or other audio equipment Connect the 3 5mm mini plug from the 7 adapter to the trigger input jack on the back panel of the amplifier The amplifier will now turn on and off automatically based on the status of the controlling device Power Connection O...

Page 9: ...y the purchase date should you experience a problem covered by out warranty 8 Care and Maintenance Cleaning When the unit becomes dirty wipe it with a clean soft dry cloth If necessary first wipe the surface with a soft cloth slightly dampened with a mild soapy water then with a fresh cloth dampened with clean water Wipe dry immediately with a dry cloth Never use benzene thinner alcohol or any oth...

Page 10: ...xpensive In some cases the use of an approved AC Power Isolation Transformer of sufficient capacity may solve this prob lem WARNING If you suspect that the grounding system in your home s electrical wiring is causing the hum problem it is important that you do not make any changes to the wiring yourself Only a licensed electri cian should make any changes to household wiring and they must be made ...

Page 11: ...mote trigger Check voltage polarity and connection of trigger wire Amplifier turns on but there is no audio from one or more channels Input cables are not connected to proper jack or are loose Check all input connections Amplifier turns on but there is no audio from one or more channels Input select switches are in the wrong position Check all input select switches and make sure they are in the co...

Page 12: ...1 THD 210W 250W 600W 700W CEA 2006 1 kHz Burst Power 300W 300W 700W 800W Power Output 4 ohms AT52XNC AT54XNC Per Channel 4 Channels 2 Channels 2 Channels 1 Channel 20 Hz 20 kHz 0 02 THD 300W 300W 500W 900W 1 kHz 0 02 THD Watts 350W 350W 550W 950W 1 kHz 1 THD 375W 400W 600W 1000W CEA 2006 1 kHz Burst Power 450W 500W 700W 1000W Distortion AT52Xnc AT54Xnc THD N 20 Hz 20 kHz 0 02 0 02 THD N 1 kHz 1W 0...

Page 13: ...le2 70W 80W 40W 60W 80W Sleep2 35W 40W 20W 30W 40W Rated Power 8Ω All Channels unless noted 18 5A 2200VA 1700W 21A3 2500VA 2000W 14A3 1680VA 1350W 22A3 2500VA 1950W 27A3 3200VA 2600W Rated Power 4Ω 16 8A5 2050VA 1500W 17A5 2050VA 1500W 14A3 6 1680VA 1350W 22A3 6 2500VA 1950W 27A3 6 3200VA 2600W AT522NC AT523NC AT524NC AT525NC AT526NC Standby 1 Watts Idle2 30W 35W 40W 55W 60W Sleep2 20W 20W 20W 30W...

Page 14: ...ended Warranty conditions are met PLEASE RETAIN A COPY OF THE ORIGINAL PROOF OF PURCHASE It will be necessary should in warranty service ever be required Transferability The above warranties are transferable to subsequent owners as long as all of the conditions are met under the Optional Extend ed Warranty Program The warranty is not transferable if the unit was originally purchased from an unauth...

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