Related Manuals for Harman Kardon AVR55
Summary of Contents for Harman Kardon AVR55
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Page 1: Service Manual
AVR55 AUDIO/VIDEO AC-3 PRO-LOGIC RECEIVER SERVICE MANUAL harman/kardon, Inc. 250 Crossways Park Dr. Woodbury, New York 11797... -
Page 2: Specifications
CONTENTS SPECIFICATIONS……………………………………………..……..………………………..2 FRONT/REAR PANEL CONTROLS & CONNECTIONS ……………………….……..3 SET-UP/OPERATION GUIDE………………….………………………….……..…………12 TROUBLESHOOTING …………….………………………………………..………………..26 BLOCK DIAGRAM (UNTILED & TILED)…………………………………………………27 EXPLODED VIEW ……………….…..……………………..……………………..………….32 MECHANICAL PARTS LIST ……….……..…….…………………………….…………….34 ELECTRICAL PARTS LIST……………….………………..…………………..…………….35 SCHEMATICS – AMPLIFIER (UNTILED & TILED)..……………………..…………..44 SCHEMATICS – FRONT PCB (UNTILED & TILED)..…………………….…………..49 SCHEMATICS –... -
Page 3: Technical Specifications
All features and specifications are subject to change without notice. Rise Time 16 µsec Slew Rate 40 V/µsec *Trademarks of Dolby Laboratories. † DTS is a trademark of Digital Theater Systems. † † UltraStereo is a trademark of UltraStereo Corp. AVR55 120 volt... -
Page 4: Front Panel Controls
3 5 Information Display Bass Control ) CD 3 6 Remote Sensor Window Ò Surround Mode ! Tape 1/Monitor Ú Treble Control 3 7 Numeric Keys @ Tape 2 Û Digital Mode Selector # Phono Ù Balance Control AVR55 120 volt... - Page 5 $ TV: Press this button to select the on the AVR55, press it again to turn 8 AM/FM: Press this button to the unit off. Note that the Power...
- Page 6 Ó Speaker Mode Selector: Press ı Digital Input Selector: When the 3 3 Center Level Adjust: Press this button to configure the AVR55 Digital Mode Selector Û has been for the type of speakers used in your these buttons to raise or lower the system.
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Page 7: Front Panel Information Display
J Tuned Indicator: This indicator the output to the device connected minutes remaining before the AVR55 to the Video 1 Out jacks ›. Press will return to the Standby mode. illuminates when a station is being the Vid 1 Rec button &... -
Page 8: Rear Panel Connections
FRONT SPEAKER (8Ω) AC INPUT REMOTE ANTENNA MAIN CONTROL 120V/60HZ PHONO 3.2A AC-3 RF/PCM FRONT VIDEO MON. VIDEO 2 MODEL NO.: AVR55 PLAY LOOP HARMAN KARDON COAXIAL/PCM NORTHRIDGE CENTER TAPE 1 WOOFER CALIFORNIA, U.S.A. PRE-OUT PLAY OPTICAL/PCM VIDEO 1 75Ω... - Page 9 Remote Control Extension your main VCR to these jacks. the AVR 51’s front left/right channel Input: If the AVR55’s front panel IR power amplifier. Unless an external NOTE: The Video 1 jacks may be sensor is blocked due to cabinet...
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Page 10: Remote Control Functions
Matrix Surround Modes TAPE 1 z AC-3 Select ` Dolby Surround Modes FM MODE P T Y TAPE 2 DISPLAY MUTE Sleep Learning LED RDS DISP. RDS DISP. SELECT Sending LED TEST TONE CH SELECT VOLUME SPEAKER AVR 55 AVR55 120 volt... - Page 11 Test Tone: Press this button to audio only sources (CD, Phono, control the tape or disc motion of the Tape 1, Tape 2) as the AVR55’s input. begin the adjustment of the channel last playback source selected with the Source Selection buttons d.
- Page 12 AVR55 goes c. When Tape 1 or Tape 2 is the Press the button again to end the into the Standby mode in the...
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Page 13: Installation And Setup
Audio Input and Output Connections sources to be used to the appropriate distance between your speakers and this We recommend that you use high-quality connections on the AVR55 rear panel. receiver, the type of speakers you use, cables when making connections to digital inputs personal preferences and other factors. - Page 14 AVR55 necting the of a DVD or laser disc player to the Preamp Outputs £ ¢ h of the AVR55 to the inputs of the external and speaker. jacks ‹ amplifier. Before connecting the front...
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Page 15: Remote Control Programming And Operation
NOTE: It is important that the batteries Loading Batteries control high-level functions of the be replaced within ten minutes after the AVR55. These keys are The life of the batteries for the remote Main Power ON old batteries are removed to avoid losing... - Page 16 Slide the Use/Learn Use/Learn is in the position. switch back to the position to return the remote to normal operation. AVR55 120 volt...
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Page 17: System Configuration
AVR55 120 volt... - Page 18 This, in made. to the AVR55, the final steps in the instal- turn, configures the bass management lation process involve configuration of system so that low-frequency sounds are Select if a subwoofer is installed.
- Page 19 “12 O’clock” position. be at a level above or below the front possible. A small amount of time spent left/right channels while the tone was to properly calibrate the AVR55’s output 1. Press the button Test Tone circulating, press the...
- Page 20 10-5+15=20. Thus in channel sounds. this example, the delay should be To resynchronize the front and surround set at twenty milliseconds. channels, follow these steps: AVR55 120 volt...
- Page 21 Information Display F distance to the front speakers is greater make certain that the AVR55 is in the will show the settings for both the center than the distance to the center speaker Dolby Digital mode by pressing the...
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Page 22: Operation
Monitor Outputs able on a TV monitor connected to the a. This permits simultaneous viewing ing session simply press the AVR55. Make certain that your TV is set to System and listening to different sources. on the front panel Power Control 2 the proper input to view the signal. -
Page 23: Surround Mode Selection
Whenever an audio source is present at the retains the surround matrix as long as TV input and the AVR55 is in the Standby the program is broadcast in stereo. Thus, mode the unit will automatically turn on... -
Page 24: Dolby Digital
DOLBY DIGITAL PLAYBACK: Dolby Digital on the rear panel when you connect the digital outputs). 1. The AVR55 will decode digital audio Dolby Digital (also known as AC-3) is the sources with a sampling frequency of latest advancement in surround sound Dolby Digital sources must be used in 32kHz, 44.1kHz and 48kHz. - Page 25 ONLY when the CD input will only select Stereo stations. To tune flash in the information display. is selected. If you wish to use the AVR55 to the next station, press the button to decode the PCM audio track from a again.
- Page 26 Volume Control ˘ n . If The AVR55 permits you to make a video you wish to vary the difference between If a reset does not solve the problem, recording from one of the input sources consult an authorized Harman Kardon...
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Page 27: Troubleshooting Guide
Light around power switch is red due to possible short at receiver and speaker ends for shorts. • Amplifier is in protection mode • Contact your local Harman Kardon service depot. due to internal problems No sound from surround or • Incorrect surround mode •...