Harman kardon avr 75 85 service manual
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2 Harman Kardon Dolby Digital Audio/Video Receiver AVR75/85 TABLE OF CONTENTS ELECTROSTATICALLY SENSITIVE (ES) DEVISES ....4 LEAKAGE TEST ............................................................4 AVR75 & AVR85 FRONT PANEL CONTROLS.............5 AVR75 & AVR85 FRONT PANEL DISPLAY INFORMATION ..........................................................7 AVR75 & AVR85 REMOTE CONTROL INFO ...............9 AVR75 & AVR85 REAR PANEL CONNECTIONS .......12 Service Bulletin #9705 for AVR85 .................................14 SERVICE AND ADJUSTMENT .....................................16 ALIGNMENT AND TEST POINTS.................................20 AVR75/85 BLOCK DIAGRAM........................................22 SPECIFICATIONS..........................................................23 AVR75 MECHANICAL EXPLODED VIEW (120V AND 230V) .....................................................32 AVR75 MECHANICAL PARTS LIST (120V & 230V) ...33 AVR85 MECHANICAL EXPLODED VIEW (120V AND 230V) .....................................................35 AVR85 MECHANICAL PARTS LIST (120V & 230V) ...36 AVR75/85 ELECTRICAL PARTS LISTS .......................38 GENERAL MISCELLANEOUS .................................38 PCB - PB04, Standby...............................................38 PCB - PC04, AC-3 Crossover ..................................38 PCB - PW04, Headphone ........................................39 PCB PU04, Front ......................................................39 PCB - PL94, Aux In ..................................................40 PCB -PU54, Master Volume ....................................40 PCB - P724 ............................................................40 PCB - P734 ............................................................41 PCB - P744 ...........................................................41 PCB - P714, Voltage Amp .......................................41 PCB - PP04, Surround Amp ....................................42 PCB - PN54, Speaker Protect..................................42 PCB - P604 AC-3/DAC ............................................43 PCB - PU94, Power Switch......................................44 PCB - P704, Main.....................................................44 PCB - PS04, Audio Funtion .....................................46 PCB - P754, Speaker Terminal................................46 PCB - PS54, Audio Video ........................................46 PCB - PY04, Connect ..............................................47 PCB - PF04, Tone Control .......................................48 PCB - P104, Tuner ...................................................48 PCB - P104 Tuner (230v) Discrepency List ............49 PCB - PE04, Electronic Volume Control..................50 PCB - PL54, S-Video ...............................................51 PCB - PL04, Video Selector.....................................51AVR78 & AVR85 PACKING EXPLODED VIEW ...........52 VOLTAGE AMP PCB - P714.........................................53 AC3/DAC PCB - P604 ...................................................54 MAIN PCB -P704 ...........................................................55 AUDIO FUNCTION PCB - PS04, AUDIO/VIDEO PCB - PS54, ELECTRONIC VOLUME CONTROL PCB - PE04, AC-3 CROSSOVER PCB - PC04..................................56 SPEAKER TERMINAL PCB - P754, VIDEO SELECTOR PCB - PL04, CONNECT PCB - PY04.................................................57 S-VIDEO PCB - PL54, 120V TUNER PCB - P104, 120V STANDBY PCB - PB04, 120V SURROUND AMP PCB - PP04, 120V..........................58 S-VIDEO PCB - PL54, 230V TUNER PCB - P104, 230V STANDBY PCB - PB04, 230 SURROUND AMP PCB - PP04, 230V..........................59 FRONT PCB - PU04, S-VIDEO PCB - PL54,AVR85 ONLY MASTER VOLUME PCB - PU54, SPEAKER PROTECT PCB - PN54, TONE CONTROL PCB - PF04, AUX IN PCB - PL94, POWER SWITCH PCB - PU94, HEADPHONE PCB - PW04...........................................60 INTEGRATED CIRCUIT DIAGRAMS ........................61-71 AVR75/85 WIRING DIAGRAM (120V & 230V) .............72 AVR75 (120V) SCHEMATIC DIAGRAM 1 of 8 (FRONT PCB PU04, MASTER VOLUME PCB PU54, AUX IN PL94) ................................................................73 AVR75 (120V) SCHEMATIC DIAGRAM 2 of 8 (TUNER PCB P104) ......................................................74 AVR75 (120V) SCHEMATIC DIAGRAM 3 of 8 (AUDIO SELECTOR PCB PS04, AUDIO/VIDEO PCB PS54) ............................................75 AVR75 (120V) SCHEMATIC DIAGRAM 4 of 8 (AC-3 CROSSOVER PCB PC04, TONE CONTROL PCB PF04, VIDEO SELECTOR PCB PL04, S-VIDEO PCB PL54) .....................................................76 AVR75 (120V) SCHEMATIC DIAGRAM 5 of 8 (CONNECT PCB PY04).................................................77
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3 Harman Kardon Dolby Digital Audio/Video Receiver AVR75/85 AVR75 (120V) SCHEMATIC DIAGRAM 6 of 8 (VOLTAGE AMP PCB - P714, MAIN PCB - P704, SURROUND AMP PCB - PP04, SPEAKER TERMINAL PCB - P754, HEADPHONE PCB - PW04, SPEAKER PROTECT PCB - PN54, STANDBY PCB - PB04, POWER SWITCH PCB - PU94) ....................................78 AVR75 (120V) SCHEMATIC DIAGRAM 7 of 8 (ELECTRONIC VOLUME PCB - PE04) ........................79 AVR75 (120V/230V) SCHEMATIC DIAGRAM 8 of 8 (AC-3/DSP PCB - P604) ................................................80 AVR75 (230V) SCHEMATIC DIAGRAM 1 of 7 (FRONT PCB - PU04, MASTER VOLUME PCB - PU54, AUX IN - PL94) .............................................................81 AVR75 (230V) SCHEMATIC DIAGRAM 2 of 7 (TUNER PCB - P104) ....................................................82 AVR75 (230V) SCHEMATIC DIAGRAM 3 of 7 (AUDIO SELECTOR PCB - PS04, AUDIO/VIDEO PCB - PS54)..........................................83 AVR75 (230V) SCHEMATIC DIAGRAM 4 of 7 (AC-3 CROSSOVER PCB - PC04, TONE CONTROL PCB - PF04, VIDEO SELECTOR PCB - PL04, S-VIDEO PCB - PL54) ...................................................84 AVR75 (230V) SCHEMATIC DIAGRAM 5 of 7 (CONNECT PCB PY04).................................................85 AVR75 (230V) SCHEMATIC DIAGRAM 6 of 7 (VOLTAGE AMP PCB - P714, MAIN PCB - P704, SURROUND AMP PCB - PP04, SPEAKER TERMINAL - P754, HEADPHONE PCB - PW04, SPEAKER PROTECT PCB - PN54, STANDBY PCB - PB04, POWER SWITCH PCB - PU94) ...................................86 AVR75 (230V) SCHEMATIC DIAGRAM 7 of 7 ELECTRONIC VOLUME CONTROL PCB, PE04 ........87 AVR85 (120V) SCHEMATIC DIAGRAM 1 of 8 (FRONT PCB - PU04, MASTER VOLUME PCB - PU54, AUX IN - PL94) ..............................................................88 AVR85 (120V) SCHEMATIC DIAGRAM 2 of 8 (TUNER PCB - P104) ....................................................89 AVR85 (120V) SCHEMATIC DIAGRAM 3 of 8 (AUDIO SELECTOR PCB - PS04, AUDIO/VIDEO PCB - PS54)..........................................90 AVR85 (120V) SCHEMATIC DIAGRAM 4 of 8 (AC-3 CROSSOVER PCB - PC04,TONE CONTROL PCB - PF04, VIDEO SELECTOR PCB - PL04, S-VIDEO PCB - PL54) ...................................................91 AVR85 (120V) SCHEMATIC DIAGRAM 5 of 8 (CONNECT PCB - PY04) ..............................................92 AVR85 (120V) SCHEMATIC DIAGRAM 6 of 8 (VOLTAGE AMP PCB - P714, MAIN PCB - P704, SURROUND AMP PCB - PP04, SPEAKER TERMINAL - P754, HEADPHONE PCB - PW04, SPEAKER PROTECT PCB - PN54, STANDBY PCB - PB04, POWER SWITCH PCB - PU94) ..........................................................................93 AVR85 (120V) SCHEMATIC DIAGRAM 7 of 8 (ELECTRONIC VOLUME PCB - PE04) ........................94 AVR85 (120V & 230v) SCHEMATIC DIAGRAM 8 of 8 (AVR85 DSP BOARD - P604) .......................................95 AVR85 (230V) SCHEMATIC DIAGRAM 1 of 8 (FRONT PCB - PU04, MASTER VOLUME PCB - PU54, AUX IN - PL94) ..............................................................................96 AVR85 (230V) SCHEMATIC DIAGRAM 2 of 8 (TUNER PCB - P104) ....................................................97 AVR85 (230V) SCHEMATIC DIAGRAM 3 of 8 (AUDIO SELECTOR PCB - PS04, AUDIO/VIDEO PCB PS54) ............................................98 AVR85 (230V) SCHEMATIC DIAGRAM 4 of 8 (AC-3 CROSSOVER PCB - PC04, TONE CONTROL PCB - PF04, VIDEO SELECTOR PCB - PL04, S-VIDEO PCB PL54) .....................................................99 AVR85 (230V) SCHEMATIC DIAGRAM 5 of 8 (CONNECT PCB PY04)................................................100 AVR85 (230V) SCHEMATIC DIAGRAM 6 of 8 (VOLTAGE AMP PCB - P714, MAIN PCB - P704, SURROUND AMP PCB - PP04, SPEAKER TERMINAL - P754, HEADPHONE PCB - PW04, SPEAKER PROTECT PCB - PN54, STANDBY PCB - PB04, POWER SWITCH PCB - PU94) ...................................101 AVR85 (230V) SCHEMATIC DIAGRAM 7 of 8 (ELECTRONIC VOLUME PCB PE04) ........................102