Contents Seven Channel Amplifier DTA-9.4 Before using Instruction Manual Operations Connections Thank you for purchasing the Integra Seven Channel Amplifier. Please read this manual thoroughly before making connections and plugging in the unit. Following the instructions in this manual will enable you to obtain optimum performance and listening enjoyment from your new Seven Channel Amplifier. Please retain this manual for future reference.
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
Precautions 1. Recording Copyright Recording of copyrighted material for other than personal use is illegal without permission of the copyright holder. 2. AC Fuse The fuse is located inside the chassis and is not user-serviceable. If power does not come on, contact your Integra/Onkyo authorized service station. 3. Care From time to time you should wipe the front and rear panels and the cabinet with a soft cloth.
Features ■ High output switching power supply dedicated to audio processing ■ Ultra low impedance design with extensive use of copper bus bar, large coil, and ultra heavy gauge wire ■ 7-channel integral PWM amplifier with completely discrete structure ■ Balanced XLR Inputs for Better Dynamic Range and Stability on long Cable Runs ■ Gold plated high quality grinded speaker terminals and RCA/XLR input terminals ■ High quality custom speaker terminals compatible with banana plugs ■ 12V trigger input terminal ■
Supplied accessories Check that the following accessories are supplied with the DTA-9.4.
Precautions Before using the DTA-9.4 power amplifier, be sure to read the page above entitled Important Safeguards and this page of precautions. Ventilation While using the DTA-9.4, the internal temperature will fairly rise. Excessive temperature rise may affect the amplifier performance. To prevent damage from occurring due to high internal temperatures, it is vital to have proper ventilation and passage of air to carry out the heat and keep the internal temperature within acceptable ranges.
Quick operation guide Here is a quick guide for those who want to listen to music or view their favorite movies as soon as possible. Connections and operations are explained briefly here for the purpose of just getting you started. For those of you who want to operate the DTA-9.4 right away, follow the guide below. However, this instruction manual contains a great deal of other information that you should know for the proper operation of the DTA-9.4 and for a more pleasurable experience with the DTA-9.4.
Front panel facilities Power On / Off Turns on and off the main power supply for the DTA-9.4. Power Off: The DTA-9.4 turns off. Power On: When no device is connected to the 12V TRIGGER IN terminal, the DTA-9.4 turns on. When a device is connected to the 12V TRIGGER IN terminal, the DTA-9.4 turns on with the 12V trigger signal coming in or goes into standby state with no 12V trigger signal. (See page 10 for information on the 12V TRIGGER IN terminal.) Note: If you wish to turn on the DTA-9.
Rear panel facilities and connections Caution • Do not connect the Power cord until you have finished all other connections. • Read the instructions that came with the other components you are connecting. • Do not make connections to input or output jacks while the DTA-9.4 is turned on (Power • Turn the volume of the control amplifier down before turning on the DTA-9.4. SURROUND BACK RIGHT SURROUND RIGHT RIGHT LEFT CENTER SURROUND LEFT on). SURROUND BACK LEFT SEVEN CHANNEL AMPLIFIER MODEL NO.
Rear panel facilities and connections + OUTPUT – (Speaker output and binding post) The DTA-9.4 is equipped with high-current binding posts for use at output terminals to the speaker system. To obtain the best in sound quality from the DTA-9.4, we recommend the use of high-quality speaker cables. For each channel, connect the negative (white) output post to the negative input terminal of the speaker and the positive (red) output post to the positive input terminal of the speaker.
Connecting speakers Before connecting the speakers, place them correctly by consulting the instruction manuals that came with them. For surround playback, the configuration and placement of your speakers are very important. Please note that connecting speakers with a low power input rating does not produce large sound volumes. For those speakers, large sound volumes causing excessive input level may damage the speakers.
Connecting to the Integra AV Controller DTC-9.4 Since many users will purchase the DTA-9.4 together with the DTC-9.4, here is an explanation of how to connect the DTA-9.4 to the DTC-9.4. Balanced input/output connection Note: • When using the balanced inputs, do not connect anything to the RCA inputs. • Make sure that the balanced cable is not split. The split balanced cable may be the cause of noise. PRE OUT SUBWOOFER CENTER RIGHT LEFT DTC-9.
Troubleshooting guide If the DTA-9.4 fails to function normally, first check the following points before contacting your Integra/Onkyo dealer. If the problem is not solved after going through the following list, unplug the power cord and contact your Integra/Onkyo authorized service center. No power. • Power cord is not correctly plugged into AC outlet/Inlet. ➞ Plug the power cord into the AC outlet/Inlet properly. • Power switch is not set to ON position. ➞ Set the power switch to ON.
Specifications Amplifier section General Continuous average power output Power Supply AC 120 V, 60 Hz (FTC Power, Rated Power) (Measured with AES-17 LPF) Power Consumption 5.3 A Power Consumption in standby mode 3.8 W Front L/R: 120 Watts per channel min. RMS. Into 8 ohms 2 channel driven, from 20 to 20,000 Hz with no more than 1 % total harmonic distortion. 240 Watts per channel min. RMS. Into 4 ohms 2 channel driven, 1,000 Hz with no more than 1.5 % total harmonic distortion.
Memo 15
Integra Division of ONKYO U.S.A. CORPORATION 18 Park Way, Upper Saddle River, N.J. 07458, U.S.A. Tel: 201-785-2600 Fax: 201-785-2650 http://www. integrahometheater.com Integra Division of ONKYO CORPORATION Sales & Product Planning Div.
