Harman/Kardon Dolby Digital Audio/Video Receiver AVR-75/AVR-85 (AVR 75/AVR 85/AVR75/AVR85) Service Manual
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.....................................51
AVR78 & 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
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 |
