HarmanKardon-AVR365.230-avr-sm维修电路原理图.pdf
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1、Harman Kardon Service Manual AVR 365/230 7.1 CHANNEL A/V RECEIVER Released EU2011 Harman Consumer Group, Inc. Rev 0, 09/2011 8500 Balboa Boulevard Northridge, California 91329 CONTENTS DISASSEMBLY 22 EXPLODED VIEW AND PARTS 23 ELECTRICAL PARTS LIST 24 SEMICONDUCTOR PINOUTS 59 PCB DRAWINGS 136 BLOCK
2、DIAGRAMS 155 WIRING DIAGRAM 157 AMP BIAS ADJUSTMENT 158 SCHEMATIC DIAGRAMS 159-176 ESD WARNING 2 FRONT AND REAR PANELS 3 REMOTE CONTROLS 7 SETTINGS LOCK 11 UPDATING NETWORK SOFTWARE 12 RESET REMOTE AND PROCESSOR 13 TROUBLESHOOTING GUIDE 14 BASIC SPECIFICATIONS 15 APPENDIX, SETTINGS 16 PACKAGE LISTS
3、AND PARTS 21 DISASSEMBLY 11 Harman KardonAVR 365/230V Service Manual Page 1 of 176 RadioFans.CN 收音机爱 好者资料库 Eachprecautioninthismanualshouldbefollowedduringservicing. Components identified with the IEC symbolin the parts list are special significance to safety. When replacing a component identified w
4、ith , use only the replacement parts designated, or parts with the same ratings or resistance, wattage, or voltage that are designated in the parts list in this manual. Leakage-current or resistance measurements must be made to determine that exposed parts are acceptably insulated from the supply ci
5、rcuit before retuming the product to the customer. Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field effect transist
6、ors and semiconductor chip components. The following techniques should be used to help reduce the incidence of component damage caused by static electricity. 1. Immediately before handling any semiconductor component or semiconductor-equipped assembly, drain off any electrostatic charge on your body
7、 by touching a known earth ground. Alternatively, obtain and wear a commercially available discharging wrist strap device, which should be removed for potential shock reasons prior to applying power to the unit under test. 2. After removing an electrical assembly equipped with ES devices, place the
8、assembly on a conductive surface such as aluminum foil, to prevent electrostatic charge build-up or exposure of the assembly. 3. Use only a grounded-tip soldering iron to solder or unsolder ES devices. 4. Use only an anti-static solder removal device. Some solder removal devices not classified as an
9、ti-static can generate electrical charges sufficient to damage ES devices. 5. Do not use freon-propelled chemicals. These can generate electrical change sufficient to damage ES devices. 6. Do not remove a replacement ES device from its protective package until immediately before you are ready to ins
10、tall it. (Most replacement ES devices are packaged with leads electrically shorted together by conductive foam, aluminum foil or comparable conductive material.) 7. Immediately before removing the protective material from the leads of a replacement ES device, touch the protective material to the cha
11、ssis or circuit assembly into which the device will be installed. Be sure no power is applied to the chassis or circuit, and observe all other safety precautions. 8. Minimize bodily motions when handling unpackaged replacement ES devices. (Otherwise harmless motion such as the brushing together or y
12、our clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity sufficient to damage an ES devices. CAUTION : Harman KardonAVR 365/230V Service Manual Page 2 of 176 RadioFans.CN 收音机爱 好者资料库 AVR 4 Front-Panel Controls Front-Panel Controls Continued on next page pow
13、er Indicator message display volume knob video modes button Setup button Ir Sensor power button left/right buttons headphone Jack/ ezSet/eq mic Input back/exit button resolution button Audio effects button Surround modes button up/down buttons uSb port ok button hdmI front Input connector Info butto
14、n Source list button Harman KardonAVR 365/230V Service Manual Page 3 of 176 RadioFans.CN 收音机爱 好者资料库 AVR 5 ENGLISH Front-Panel Controls, continued Power Indicator: this led has three possible modes: led is off: Indicates that the Avr is unplugged or the rear-panel main power switch is off. led glows
15、amber: Indicates that the Avr is in the Standby mode. led glows white: Indicates that the Avr is turned on. IMPORTANT NOTE: If the protect message ever appears on the Avrs front- panel message display, turn off the Avr and unplug it from the Ac outlet. check all speaker wires for a possible short-ci
16、rcuit (the “+” and “” conductors touching each other or both touching the same piece of metal). If a short-circuit is not found, bring the unit to an authorized harman kardon service center for inspection and repair before using it again. Power button: press this button to turn the receiver on or to
17、 place it in the Standby mode. Setup button: press this button to access the Avrs main menu. Info button: press this button to access the Avrs Source submenu, which contains the settings for the source currently playing. use the up/down buttons to scroll through the different settings. Message displ
18、ay: various messages appear in this two-line display in response to commands and changes in the incoming signal. In normal operation, the current source name appears on the upper line, while the surround mode is displayed on the lower line. when the on-screen display menu system (oSd) is in use, the
19、 current menu settings appear. IR sensor: this sensor receives infrared (Ir) commands from the remote control. It is important to ensure that the sensor is not blocked. AVR 3650/AVR 365 only: If covering the Ir sensor is unavoidable (such as when the receiver is installed inside of a cabinet), conne
20、ct an optional infrared receiver to the remote Ir In connector on the Avrs rear panel. Up/Down buttons: use these buttons to navigate the Avrs menus. Volume knob: turn this knob to raise or lower the volume. USB port: you can use this port to perform software upgrades that may be offered in the futu
21、re. do not connect a storage device, peripheral product or a pc here, unless you are instructed to do so as part of an upgrade procedure. HDMI (High-Definition Multimedia Interface) Front Input connector: connect an hdmI-capable source component that will be used only temporarily, such as a camcorde
22、r or game console, here. Resolution button: press this button to access the Avrs video output resolution setting: 480i, 480p, 720p, 1080i, 1080p or 1080p/24hz. use the up/down and ok buttons to change the setting. IMPORTANT NOTE: If you set the Avrs video output resolution higher than the capabiliti
23、es of the actual connection between the Avr and your tv or video display, you will not see a picture. If you are using the composite video connection from the Avr to your tv (see connect your tv or video display, on page 17), press the resolution button and use the up/down and ok buttons to change t
24、he resolution to 480i. Audio Effects button: press this button to access the Audio effects submenu, which allows you to adjust the Avrs tone controls and other audio controls. See Set up your Sources, on page 26, for more information. Video Modes button: press this button for direct access to the vi
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