HarmanKardon-HS250.230-avr-sm维修电路原理图.pdf

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1、 harman/kardon Service Manual Digital Lounge HS 250/230 Integrated Home Theater System controller CONTENTS TECHNICAL SPECIFICATIONS 2 TROUBLESHOOTING GUIDE 3 FRONT PANEL CONTROLS 5 FRONT PANEL DISPLAY 6 REAR PANEL CONNECTIONS 7 PACKAGE LIST AND PARTS 9 EXPLODED VIEW AND PARTS 10 ELECTRICAL PARTS LIS

2、T 11 SEMICONDUCTOR PINOUTS 22 PCB DRAWINGS 36 BLOCK DIAGRAM 41 WIRING DIAGRAM 42 SCHEMATIC DIAGRAMS 43 Released EU2008 harman/kardon, Inc. Rev 0, 10/2008 250 Crossways Park Dr. Woodbury, New York, 11797 RadioFans.CN DIGITAL LOUNGE ENGLISH Depth measurement includes knobs, buttons and terminal connec

3、tions. Height measurement includes feet and chassis. All features and specifications are subject to change without notice. Harman Kardon The Bridge, is a registered trademark of Harman International Industries, Incorporated. Dolby, Pro Logic and the double-D symbol are trademarks of Dolby Laboratori

4、es, registered in the United States and/or other countries. All rights reserved. DTS is a trademark of Digital Theater Systems, Inc. Windows MediaAudio (WMA) is a proprietary file format developed by Microsoft. DivX is a registered trademark of DivX, Inc. HDMI, the HDMI logo and High-Definition Mult

5、imedia Interface are trademarks or registered trademarks of HDMI Licensing LLC. Digital Lounge Controller Specifications DVD playerPickup:Semiconductor laser, wavelength 650nm Signal system:NTSC / PAL Video signal horizontal resolution:More than 480 lines (DVD) Video signal-to-noise ratio:More than

6、60 dB (DVD) Audio frequency response:DVD (PCM): 20 Hz 22 kHz (+/- 1.0 dB) (Stereo) CD (PCM): 20 Hz 20 kHz (+/- 1.0 dB) Audio signal-to-noise ratio:More than 80 dB (PCM) Total harmonic distortion:Less than 0.01% (PCM) Dynamic range: DVD (PCM): More than 85 dB (EIAJ, 2 kHz) CD: More than 85 dB (EIAJ)

7、Amplifer outputPower (per channel): 65 W (6ohms) Signal-to-noise ratio: 85 dB Total Harmonic distortion: 0.2% FM TunerSystem:PLL quartz-locked digital synthesizer system Tuning range:87.50 108.00 MHz Antenna terminals:75 ohms, unbalanced Intermediate frequency:10.7 MHz Video Outputs:HDMI Output: Vid

8、eo: 576p, 720p, 1080i HDMI Version 1.0-compliant HDCP Version 1.1-compliant Audio line OutputsAudio L/R: 2 Vrms, 1 kilohms GeneralPower requirements: AC 230 V, 50 Hz Max power consumption: 180W Idle power consumption:Less than 2 W Dimensions (WxHxD): 350mm x 84mm x 250mm Weight: 3,8 kg * Designs and

9、 specifications are subject to change without notice. 0019CSK - Digital Lounge 232EX_240HD ENG v1(12).qxp:0019CSK - DigitalLounge 250HD UK v6 12/06/08 12:02 Side 47 (Sort/Black plad RadioFans.CN ENGLISH Troubleshooting For the Controller If you experience any of the following difficulties while usin

10、g the system, use this troubleshooting guide to help you remedy the problem. Should any problem persist, consult your author- ized Harman Kardon dealer. No power. Is the power cord firmly plugged into the power outlet? One of the safety mechanisms may be operat- ing. In this event, unplug the player

11、 from the power outlet briefly and then plug it in again. No picture. Check that the system is connected correctly and securely. The video cable may be damaged. Replace it with a new one. Make sure the system is connected to a video input on the TV (see page 12). Make sure the TV is turned on. Make

12、sure the correct video input on the TV is selected for viewing with this system. Noise (interference) appears in the picture. Clean the disc. If video from this system has to go through your VCR to get to your TV, the copy-protection applied to some DVD programs could affect picture quality. If you

13、still experience pro blems after checking your connecti ons, please try con- necting your DVD system directly to your TVs S-Video input. The aspect ratio of the screen is wrong (picture vertically expanded) when you play a wide picture by the player or an external source connected to the screen even

14、 though you set “TV DISPLAY” in the SETUP menu to Auto. If you connect the system or the external source with the SCART cable, connect directly to the TV. Otherwise the autoswitch function of the aspect ratio for the TV may not work. If the TV is not connected with a SCART cable to the DL (as recomm

15、ended) or the external source, or if the autoswitch function does not work you should turn the TV to Fill All. There is no sound or volume is very low Check that the speakers and components are connected correctly and securely. Make sure that you have selected the correct source on the system. Press

16、 MUTE on the remote control, if the words MUTE ON are blinking on the front panel display. The protective circuitry has been activated because of a short circuit. Turn off the system, eliminate the short circuit problem and turn on the power again. The audio interconnect is damaged. Replace it with

17、a new one. The system is in pause mode or in slow-motion play mode, or fast forward or fast reverse. Press Nto return to normal play mode. Check the speaker settings (see page 31). The left and right channels are unbalanced or reversed. Check that the speakers and components are connected correctly

18、and securely. Severe hum or noise is heard. Check that the speakers and components are connected securely. Check that the connecting cords are away from a transformer or motor and at least 3 meters away from fluorescent light. Move your TV away from the audio compo- nents. The plugs and jacks are di

19、rty. Wipe them with a cloth slightly moistened with alcohol. Clean the disc. Disconnect antenna cables from external sources (also PC) connected to the screen or system. If hum disappears use an antenna transfomer between antenna and source. If PC is connected to the system disconnect the Audio and

20、Video cables. If hum disappears use an audio transformer between PC audio out and system input. If hum persists unplug PC from your system and ask your local dealer for a proper solution (ground loop interrupt). The volume goes down automatically and cannot be increased. The internal temperature is

21、too high. Wait approximately one minute for the amplifier to reach normal working temperature. Radio stations cannot be tuned in. Check that the antenna is connected correctly. Adjust the antenna and connect an external antenna if necessary. The signal strength of the stations is too weak for automa

22、tic tuning. Use manual tuning. No stations have been preset. The tuner mode is not selected, select the Radio mode. The remote does not function. Remove any obstacles between the remote control and the system. Move the remote control closer to the system. Point the remote control at the remote senso

23、r on the front panel. Replace all the batteries in the remote control with new ones if they are weak. Check that the batteries are loaded correctly. The disc does not play. There is no disc inside. (“NO DISC” appears on the front panel display and the TV screen.) Insert a disc. Insert the disc corre

24、ctly with the playback side facing down. Clean the disc. The system cannot play CD-ROMs, etc. (see page 3). DVD with wrong region code (see page 18). Playback stops automatically. Some discs include an auto pause signal. When playing such a disc, the system stops playback at the signal. 0019CSK - Di

25、gital Lounge 232EX_240HD ENG v1(12).qxp:0019CSK - DigitalLounge 250HD UK v6 12/06/08 12:02 Side 43 (Sort/Black plad RadioFans.CN Troubleshooting Track Skip or direct select with numeric buttons, Search, Slow-motion play, repeat play or Program play, etc., cannot be done. Depending on the DVD or VCD,

26、 some of the above operations may not be available (Playback control). Messages do not appear on the TV screen in the language you want. Select the language for Display and Preferred Subtitle in the SETUP menu (see page 22). For all messages from the DVD (DVD menu, subtitles) in the proper language,

27、 the disc must have the language you selected, if not, another language will be selected. The audio language cannot be changed when you play a DVD. Multilingual sound is not recorded on the DVD. Changing the language for the sound by the Audio button on the remote or the Audio line in the Player Men

28、u is prohibited on the DVD. In that case the audio language must be selected by the main menu on the DVD. The subtitle language cannot be changed when you play a DVD. Multilingual subtitles are not recorded on the DVD. Changing the language for the subtitles by the Subtitle button on the remote or t

29、he Subtitle line in the Player Menu is prohibited on the DVD. In that case the subtitle language must be selected by the main menu on the DVD. The subtitles cannot be turned off when you play a DVD. Depending on the DVD, you may not be able to turn the subtitles off. The angles cannot be changed whe

30、n you play a DVD. Multi-angles are not recorded on most DVDs. Change the angles when the angle mark appears on the TV screen. Changing the angles is prohibited on some DVDs. The system does not operate properly. Static electricity, etc., may affect the systems operation. Disconnect the AC power cord

31、, then connect it again. Please also refer to the Trouble shooting guide contained in your loudspeaker Owners Manual No picture although the mains plug is inserted and the unit is switched on. Screen dark. Weak or excessive colours. The picture is too large or too small. The displayed picture is too

32、 dark. The picture is displayed, but there is no sound. Horizontal stripes with TV or video signals. Mains switch in position ”0” (OFF). Mains plug of unit is not inserted into the plug receptacle. The HDMI cable is not properly inserted. Defective mains cable. Contrast setting too low. No input sig

33、nal, wrong input selected. Colour not correctly set. Connection cable not correctly connected. Picture format set wrongly. The picture quality is not set correctly. The sound is switched to mute. The Coaxial Digital Audio cable is not properly inserted. Volume is set to minimum. Signal source is pla

34、ced in front of the display. Shift mains switch to position ”I”. Insert the mains cable plug into the plug receptacle. Insert the HDMI cable firmly. Call the service hotline. Set the brightness and/or contrast correctly (see Picture Calibration). Check the connection cable; assign correct input to s

35、ource. Set the colour correctly (see Picture Calibration). Connect the cable correctly. Repeatedly press the Screen Format Button ?until the picture is displayed as full screen. Correct the picture brightness and contrast (see Picture Calibration) Press the Mute Button Aon the remote control. Insert

36、 the Coaxial Digital Audio cable firmly. Increase the volume. Always place the signal sources on the side of or behind the display. Defect Possible cause Possible remedy For the TV 0019CSK - Digital Lounge 232EX_240HD ENG v1(12).qxp:0019CSK - DigitalLounge 250HD UK v6 12/06/08 12:02 Side 44 (Sort/Bl

37、ack plad harman/kardonDigital Lounge HS 250/230 Service Manual Page 4 of 56 Digital Louge Front Panel Controls ?Main Information Display 1Power On/Off (Standby) 2Open/Close 3USB On-The-Go Input 4Headphone Jack 5Volume Control 6Slot Loader ?Main Information Display:This display delivers messages and

38、status indications to help you operate the Digital Lounge Controller. 1Power On/Off (Standby): Press the button once to turn the Digital Lounge Controller on, press it again to put the unit in the Standby mode. Note that when the Digital Lounge Controller is switched on, the Power Indicator around t

39、he button turns white 2Eject: Press this button to release a disc from the loader. 3USB On-The-Go Input:This input may be used to temporarily connect a USB thumb device or portable hard disk for direct playback of audio, image of video files or a USB hub. The USB inputs are designed to power a singl

40、e USB device at a time. If additional hard disks are connected through a hub it is necessary that additional external power supplies are used to power the hub and hard disks. 4Headphone Jack:This jack may be used to listen to the systems output through a pair of headphones. Be certain that the headp

41、hones have a standard 3.5 mm stereo phone plug. Note that the main room speakers will automatically be turned off when the headphone jack is in use. 5Volume Control:Turn this knob clockwise to increase the volume, counterclockwise to decrease the volume. If the system is muted, adjusting volume cont

42、rol will automatically release the unit from the silenced condition. 6Slot loader: Gently insert a CD or DVD into this slot, with the printed side of the disc facing up. Note there is no drawer. Press the Eject Button2to release the disc 0019CSK - Digital Lounge 232EX_240HD ENG v1(12).qxp:0019CSK -

43、DigitalLounge 250HD UK v6 12/06/08 12:01 Side 8 (Sort/Black plade harman/kardonDigital Lounge HS 250/230 Service Manual Page 5 of 56 ENGLISH Front Panel Display A Disc Type Indicators B Playback-Mode Indicators C Progressive Scan Indicator D Parental Lock Indicator ETime Indicators FVideo Format Ind

44、icators G Source Indicators H Repeat Indicators IVCD Playback Control Indicator J Random Indicator KA-B Repeat Indicator L Program Indicator MAngle Indicator NTitle Indicators O Chapter/Track Number Indicators PVideo Output Indicators A Disc Type Indicators: The CD or DVD indicator will illuminate t

45、o show the type of disc currently being played. B Playback-Mode Indicators:These indicators light to show the current playback mode: NLights when a disc is playing in the normal mode HLights when the disc is in the Fast Search Forward mode. The on-screen banner display indicates the selected speed (

46、2x, 8x, 16x, 100 x). 1Lights when the disc is paused. GLights when the disc is in the Fast Search Reverse mode. The on-screen banner display indicates the selected speed (2x, 8x, 16x, 100 x). C Progressive Scan Indicator: This indicator lights when the unit sends out a progressive scan signal. D Par

47、ental Lock Indicator:This indicator lights when the parental-lock system is engaged in order to prevent anyone from changing the rating level without a code. E Time Indicators:These positions in the indicator will show the running time of a DVD in play. When a CD is playing, these indicators will sh

48、ow the current track time, time remaining in the current track, or the total remaining time on the disc. When an iPod is playing, the display will show the elapsed and remaining time on the top line. The bottom line will scroll information about the song, title, album and artist. NOTE: The Indicator

49、s NOE will also display text messages about the DVDs status, including Readingwhen a disc is loading, STANDBYwhen the unit is turned off, and Disc Errorwhen a disc not compatible with the DVD is put into the play position. F Video Format Indicators:These indicators will represent the video format currently playing. G Source Indicators:These indica