® Owner’s Reference Owner’s Reference GCA Power Amplifier Series Instructions for use GCA Power Amp Series Document 15-041-01-1 4826 Sterling Drive, Boulder, CO 80301 PH: 720.406.8946 service@psaudio.com www.psaudio.com ©2004 PS Audio International Inc. All rights reserved.
® Introduction Owner’s Reference GCA Power Amplifier Series Important Safety Instructions Read these instructions Heed all warnings Follow all instructions WARNING. TO REDUCE THE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE. Clean only with a dry cloth. Do not place flammable material on top of or beneath the component. All PS Audio components require adequate ventilation at all times during operation. Rack mounting is acceptable where appropriate.
® Table Of Contents Owner’s Reference GCA Power Amplifier Series Introduction IV Getting Started 1 Quick Start Guide 2-3 Questions and Answers 4-5 Troubleshooting 6-8 Warranty 9 - 10 Service 11 - 12 4826 Sterling Drive, Boulder, CO 80301 PH: 720.406.8946 service@psaudio.com www.psaudio.com ©2004 PS Audio International Inc. All rights reserved.
® Introduction Owner’s Reference GCA Power Amplifier Series Thank you Thank you for your purchase of the GCA series power amplifier. This document covers the three stereo power amplifier models, GCA-100, GCA-250, GCA-500. The three models Each of the three stereo amplifier models is a dual mono power amplifier, capable of driving nearly every loudspeaker load with ease and beauty.
® Getting Started Owner’s Reference GCA Power Amplifier Series Location Once your new GCA Series Power Amplifier is unpacked, you’ll need to find a convenient place to set it. There are several ways to mount the GCA Series Power Amplifier: on a rack shelf, on the floor behind the loudspeakers or on shelf near your preamplifier. Cautions If the GCA Series Power Amplifier is to be placed on the floor or carpet, make sure the unit is not going to come in contact with water or cleaning solvents.
® Quick Start Guide Owner’s Reference GCA Power Amplifier Series Once you have decided on the location and chosen the appropriate power cables, you are ready to install the GCA Series Power Amplifier. Power down first We would recommend that you power the entire system down before attempting to insert the GCA Series Power Amplifier. Insert the GCA Series Power Amplifier into the system.
® Quick Start Guide Owner’s Reference GCA Power Amplifier Series Check for porper polarity Pay close attention to the polarity on the rear panel binding posts. It is critically important that you match plus and minus (red and black) of the GCA Series Power Amplifier to the plus and minus of your speaker. Carefully observe the polarity. The plus or red terminal of the GCA Series Power Amplifier must eventually be tied to the plus or red terminal of your loudspeaker.
® Questions And Answers Owner’s Reference GCA Power Amplifier Series Should the unit be on all the time? The GCA Series Power Amplifier is best left powered on at all times. The current draw is negligible and keeping it powered on will make sure the internal AC capacitors stay working properly. Are there any internal fuses? There are no user replaceable internal fuses inside the GCA series power amplifier. There is an internal fuse that should only be replaced by an authorized service center if needed.
® Questions And Answers Owner’s Reference GCA Power Amplifier Series amplifier and the next higher wattage model should be considered. What voltages can the amp run on? The GCA series power amplifier is specific to your country’s voltage. Do not use the GCA series power amplifier on a voltage higher than it is rated for. For instance, do not take a 120 volt rated GCA series power amplifier and attempt to use it in a 230 volt country.
® Troubleshooting Owner’s Reference GCA Power Amplifier Series No sound comes out of the amp If no sound comes out of the GCA Series Power Amplifier there are several areas to check. Either you are not getting an audio signal into the Series Power Amplifier, you are not properly connected to the loudspeakers so the audio can get out of the Series Power Amplifier, there is no power from the AC socket, or you have the DC trigger jack connected without an appropriate voltage to turn it on.
® Troubleshooting Owner’s Reference GCA Power Amplifier Series Finding a ground loop Try a cheater plug need to determine where the hum or buzz is coming from within your system. If the hum/buzz goes away when you remove the inputs to the power amp, your next step will be to reconnect the amp and move further down the chain. If you were working with a receiver or an integrated amplifier, you will need to jump to step 4.
® Troubleshooting Owner’s Reference GCA Power Amplifier Series If the amp shuts down while playing music If the GCC Series Power Amplifier shuts off when playing music, there are several possibilities. If the music plays quite loudly but shuts off on the most explosive parts of the music of video soundtrack, then the GCC Series Power Amplifier is probably underrated for the type of speaker you are using.
® Warranty Owner’s Reference GCA Power Amplifier Series TERMS AND CONDITIONS PS Audio warrants the product designated herein to be free of manufacturing defects in material and workmanship, subject to the following conditions, for a period of three (3) years from the date of purchase by the original purchaser or date of shipment to the authorized PS Audio dealer, whichever comes first.
® Warranty Owner’s Reference GCA Power Amplifier Series authorized by PS Audio to service the Product. This warranty is invalid if the factory applied serial number has been altered or removed from the Product. This warranty is invalid if proof of manufacture by PS Audio International cannot be determined to the satisfaction of the company either by verification of a valid serial number and or a valid receipt that includes the serial number from an authorized PS Audio dealer, distributor or agent.
® Service Owner’s Reference GCA Power Amplifier Series If you require service in North America In the unlikely event there is a problem with your PS Audio component, please contact your dealer, distributor, or the PS Audio corporate research center to discuss the problem before you return the component to our California manufacturing facilities for repair.
® Service Owner’s Reference GCA Power Amplifier Series 1. Obtain a Return Authorization Number (R/A number) and shipping address from your dealer or distributor’s Service Department. 2. Insure and accept all liability for loss or damage to the product during shipment to the dealer or distributor’s Service Department and ensure all freight (shipping) charges are prepaid.
