HarmanKardon-AVR635-avr-sm1维修电路原理图.pdf
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1、 harman/kardon AVR435 AVR435 7 X 65W 7.1 CHANNEL A/V RECEIVER AVR635 AVR635 7 X 75W 7.1 CHANNEL A/V RECEIVER SERVICE MANUAL CONTENTS PACKING.2 ESD WARNING.3 LEAKAGE TESTING.4 AVR435 BASIC SPECIFICATIONS.5 AVR635 BASIC SPECIFICATIONS.6 FRONT PANEL CONTROLS.7 REAR PANEL CONNECTIONS10 REMOTE CONTROL FU
2、NCTIONS.13 INSTALLATION/CONNECTIONS.17 OPERATION.20 TROUBLESHOOTING GUIDE.26 PROCESSOR RESET.26 EXPLODED VIEW.27 MECHANICAL PARTS LIST.28 TECH TIP HKTT2003-01.30 IDLE ADJUSTMENT PROCEDURES.31 BLOCK DIAGRAMS.33 AVR435 PARTS LISTS.35 AVR635 PARTS LISTS.54 SEMICONDUCTOR PINOUTS75 PCB DRAWINGS.117 SCHEM
3、ATICS128 WIRING DIAGRAM142 harman/kardon, Inc. 250 Crossways Park Dr. Woodbury, New York 11797 Rev1 6/2004 RadioFans.CN 收音机爱 好者资料库AVR435/635 PACKING PART LIST Ref# Part Number Description Qty 1 LABEL BARCODE 2 2 ZKD1204HA00-7 BOX CARTON AVR635 US 1 ZKD1104HA00-2 BOX CARTON AVR435 US 1 3 H03-WAB01200
4、203-4 ANTENNA WIRE 75 CT02-FM 1 4 H03-ATALF039ABK-5 ANTENNA WIRE ANTENNA LOOP CT01-AM 1 5 BATTERY ALKALINE 1.5V AAA 2 6 POLYBAG BATTERY 1 7 ZKD1202HA00-4 CARTON BOX MIC 1 8 H03-MCD12TWBKNN-8 AVR435/635 MICROPHONE ASSY 1 9 BAG PE 160X180MM 1 10 H03-ZPD1212INBK-5 MICROPHONE ASSY EXTENSION PIECE 1 11 H
5、03-RYC1202HA00-0 REMOCON ZONE 2 1 12 RB18D01 REMOCON AVR635 1 RB18D00 REMOCON AVR435 1 13 ZKC1113HA00-9 CARD WARRANTY 1 14 ZKC1263HA00 INSERT RS232 NOTE PAPER 1 15 ZKD1216HA00-5 QUICK SETUP GUIDE AVR635 1 ZKD1116HA00-0 QUICK SETUP GUIDE AVR435 1 16 ZKC1214HA00 LABEL SAFETY LEAFLET 1 17 ZKD1263HA00 B
6、ROCHURE AVR US 1 18 ZKD1201HA00-8 OWNERS MANUAL AVR635 US 1 ZKD1101HA00-3 OWNERS MANUAL AVR435 US 1 19 BAG PE 330 X 245 T0.05 1 20 H03-WAUSA2103BK-7 POWER CORD WS-004C+002E SJT#14*2C L=2M 1 21 ZQD1201HAWH-A CUSHION POLY EPS RIGHT 1 22 FILM SHEET PE 920 X 1000 0.30.7T 1 23 ZQD1202HAWH-6 CUSHION POLY
7、EPS LEFT 1 AVR435/635 AVR435/635 harman/kardon 2RadioFans.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 with, use only the replacement parts d
8、esignated, or parts with the same ratings or resistance, wattage, or voltage that are designated in theparts list in this manual. Leakage-current or resistance measurements must be made to determine that exposed parts are acceptablyinsulated from the supply circuit before retuming the product to the
9、 customer.Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are calledElectrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field effect transistors andsemiconductor chip components.The f
10、ollowing 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 onyour body by touching a known earth ground. Alternative
11、ly, 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 assembly on a conductive surface such as aluminu
12、m foil, toprevent 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 anti-static can generate electrical chargessufficient
13、 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 install it. (Most replacementES devices are packaged with
14、 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 thechassis or circuit assembly into which the device will be in
15、stalled.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 togetheror your clothes fabric or the lifting of your foot from a carpet
16、ed floor can generate static electricity sufficient to damage an ES devices.CAUTION :AVR435/635 AVR435/635 harman/kardon 31. Inspect all lead dress to make certain thatleads are not pinched or that hardware is notlodged between the chassis and other metalpartsintheunit.2. Be sure that any protective
17、 devices such asnonmetallic control knobs, insulating fish-papers,cabinetbacks,adjustmentandcompartment covers or shields, isolationresistor-capacitynetworks,mechanicalinsulators, etc. Which were removed for theservicingareproperlyre-installed.Before returning the unit to the user, perform the follo
18、wing safety checks :3. Be sure that no shock hazard exists ; check for leakagecurrentusingSimpsonModel229LeakageTester,standardequipment item No. 21641, RCA Model WT540A or usealternate method asfollows : Plug the power cord directlyInto a 120 volt AC receptacle (do not use an IsolationTransformer f
19、or this test). Using two clip leads, connect a1500ohms,10wattResistorparalleledbya0.15uFcapacitor,inserieswithallexposedmetalcabinetpartsandaknownearthground,suchas a water pipe or conduit. Use a VTVM or VOM with 1000 ohms per volt, or higher sensitivity to measure the AC voltage drop across theresi
20、stor. (See diagram) Move the resistor connection to each exposed metal part having a return path to the chassis (antenna, metal,cabinet,screwheads,knobsandcontrolshafts,escutcheon,etc.)andmeasuretheACvoltagedropacrosstheresistor.(Thistestshouldbeperformedwiththe0.35voltRMSormoreisexcessiveandindicat
21、esapotentialshockhazardwhichmustbecorrectedbeforereturningtheunittotheowner.AVR435/635 AVR435/635 harman/kardon 4AVR 435 TECHNICAL SPECIFICATIONSAudio SectionStereo Mode Continuous Average Power (FTC)80 Watts per channel, 20Hz20kHz, 0.07% THD, both channels driven into 8 ohmsSeven-Channel Surround M
22、odes Power per Individual ChannelFront L&R channels:65 Watts per channel 0.07% THD, 20Hz20kHz into 8 ohmsCenter channel:65 Watts 0.07% THD, 20Hz20kHz into 8 ohmsSurround (L & R Side, L & R back) channels:65 Watts per channel 0.07% THD, 20Hz20kHz into 8 ohmsInput Sensitivity/ImpedanceLinear (High-Lev
23、el)200mV/47k ohmsSignal-to-Noise Ratio (IHF-A)100dBSurround System Adjacent Channel SeparationPro Logic I/II 40dBDolby Digital (AC-3)55dBDTS55dBFrequency Response 1W (+0dB, 3dB)10Hz 130kHzHigh Instantaneous Current Capability (HCC)40 AmpsTransient Intermodulation Distortion (TIM)UnmeasurableSlew Rat
24、e40V/secFM Tuner SectionFrequency Range87.5108.0MHzUsable SensitivityIHF 1.3V/13.2dBfSignal-to-Noise RatioMono/Stereo 70/68dBDistortionMono/Stereo 0.2/0.3%Stereo Separation40dB 1kHzSelectivity400kHz, 70dBImage Rejection80dBIF Rejection90dBAM Tuner SectionFrequency Range5201720kHzSignal-to-Noise Rati
25、o45dBUsable SensitivityLoop 500VDistortion1kHz, 50% Mod 0.8%Selectivity10kHz, 30dBVideo SectionTelevision FormatNTSCInput Level/Impedance1Vp-p/75 ohmsOutput Level/Impedance1Vp-p/75 ohmsVideo Frequency Response (Composite and S-Video)10Hz8MHz (3dB)Video Frequency Response (Component Video) 10Hz50MHz
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