Harman kardon avr 3550 service manual
This is the 63 pages manual for harman kardon avr 3550 service manual.
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Page 1
Technical Specifications Audio Section Stereo Mode Continuous Average Power (FTC)65 Watts per channel, 20Hz–20kHz, @ < 0.07% THD, both channels driven into 8 ohms Five-Channel Surround Modes Power Per Individual Channel Front L&R channels: 55 Watts per channel, @ < 0.07% THD, 20Hz–20kHz into 8 ohms Center channel: 55 Watts, @ < 0.07% THD, 20Hz–20kHz into 8 ohms Surround channels: 55 Watts per channel, @ < 0.07% THD, 20Hz–20kHz into 8 ohms Input Sensitivity/Impedance Linear (High Level) 200mV/47kohms Signal-to-Noise Ratio (IHF-A) 95dB Surround System Adjacent Channel Separation Analog Decoding 40dB (Pro Logic II, etc.) Dolby Digital (AC-3) 55dB DTS 55dB Frequency Response @ 1W (+0dB, –3dB) 10Hz– 100kHz High Instantaneous Current Capability (HCC) ±28 Amps Transient Intermodulation Distortion (TIM) Unmeasurable Rise Time 16 µsec Slew Rate 40V/µsec FM Tuner Section Frequency Range 87.5 –108MHz Usable Sensitivity IHF 1.3 µV/13.2dBf Signal-to-Noise Ratio Mono/Stereo: 70/65dB (DIN) Distortion Mono/Stereo: 0.15/0.3% Stereo Separation 35dB @ 1kHz Selectivity ±300kHz: 65dB Image Rejection 80dB IF Rejection 90dB AM Tuner Section Frequency Range 522–1620kHz Signal-to-Noise Ratio 45 dB Usable Sensitivity Loop: 500 µV Distortion 1kHz, 50% Mod: 0.8% Selectivity ±9kHz: 30dB Video Section Video Format PAL/NTSC Input Level/Impedance 1Vp-p / 75 ohms Output Level/Impedance 1Vp-p / 75 ohms Video Frequency Response 10Hz–8MHz (–3dB) General Power Requirement AC 220-240V / 50Hz Power Consumption 72W idle, 580W maximum (2 channels driven) Dimensions (Max) Width 440mm Height 168mm Depth 390mm Weight 12.0 kg Depth measurement includes knobs, buttons and terminal connections. Height measurement includes feet and chassis. All features and specifications are subject to change without notice. Harman Kardon is a registered trademark, and Power for the digital revolution is a trademark, of Harman International Industries, Inc. is a trademark of Harman International Industries, Inc. (Patent No. 5,386,478). *Manufactured under license from Dolby Laboratories. Dolby, Pro Logic and the Double-D symbol are registered trademarks of Dolby Laboratories. Confidential Unpublished Works. ©1992–1999 Dolby Laboratories, Inc. All rights reserved. † DTS and DTS Digital Surround are registered trademarks of Digital Theater Systems, Inc. †† UltraStereo is a registered trademark of UltraStereo Corp. VMAx is a trademark of Harman International Industries, Inc., and is an implementation of Cooper Bauck Transaural Stereo under patent license. Logic 7 is a registered trademark of Lexicon, Inc. Crystal is a registered trademark of Cirrus Logic Corp. TM
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48 TROUBLESHOOTING GUIDE TROUBLESHOOTING SYMPTOM CAUSE SOLUTION Unit does not function when Main - No AC Power - Make certain AC power cord is plugged into a live outlet Power Switch is pushed - Check to see whether outlet is switch-controlled Display lights, but no sound - Intermittent input connections - Make certain that all input and speaker connections are secure or picture - Mute is on - Press Mute button - Volume control is down - Turn up volume control Unit turns on, but front-panel - Display brightness is turned off - Follow the instructions in the Display Brightness section display does not light up on page 30 so that the display is set to VFD FULL No sound from any speaker; - Amplifier is in protection mode - Check speaker wire connections for shorts at receiver and light around power switch is red due to possible short speaker ends - Amplifier is in protection mode - Contact your local Harman Kardon service center, which you can due to internal problems locate by visiting our Web site at www.harmankardon.com No sound from surround or - Incorrect surround mode - Select a mode other than Stereo or Dolby 3 Stereo center speakers - Input is monaural - There is no surround information from mono sources - Incorrect configuration - Check speaker mode configuratioin \ - Stereo or Mono program material - The surround decoder may not create center- or rear-channel information from nonencoded programs Unit does not respond to - Weak batteries in remote - Change remote batteries remote commands - Wrong device selected - Press the AVR selector - Remote sensor is obscured - Make certain front-panel sensor is visible to remote or connect remote sensor Intermittent buzzing in tuner - Local interference - Move unit or antenna away from computers, fluorescent lights, motors or other electrical appliances Letters flash in the channel indicator - Digital audio feed paused - Resume play for DVD display and digital audio stops - Check that Digital Input is selected