AVR-4802 MODEL AVC-A11SR MODEL AV SURROUND RECEIVER / AMPLIFIER For AVR-4802 For AVC-A11SR Some illustrations using in this service manual are slightly different from the actual set. 14-14, AKASAKA 4-CHOME, MINATO-KU, TOKYO 107-8011 JAPAN Telephone: 03 (3584) 8111 X0120 1174 NC 0108...
AVR-4802/AVC-A11SR SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check.
AVR-4802/AVC-A11SR CAUTION IN SERVICING When you have replaced the 1U-3291 Unit, or changed the CPU, DSP, or their peripheral parts, be sure to perform “RESET” by pressing S803 on the DSP Unit Ass’y in the state of Standby or Power-on.
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AVR-4802/AVC-A11SR Wire arrangement viewed from the bottom Front Panel side Back Panel side...
AVR-4802/AVC-A11SR DISASSEMBLY (Follow the procedure below in reverse order when reassembling) Top Cover (1) Remove 9 screws on both sides and on the top. (2) Remove 4 screws on the rear and detach the Top Top Cover Cover by sliding to the arrow direction.
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AVR-4802/AVC-A11SR P.W.B.s on Front Panel (1) FLD P.W.B. Remove 6 screws (2) Tact SW P.W.B. Remove 10 screws after taking off the select knob and nut. (3) Master VR P.W.B. Remove the screw after taking off the master volume Tact SW P.W.B.
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AVR-4802/AVC-A11SR P.W.B. Block Remove P.W.B.s in the following order. 1. Connect L P.W.B. 2. Comp. Video P.W.B. 3. S Video P.W.B./C Video & Reg. P.W.B./OSD P.W.B. 4. Audio In P.W.B. 5. DSP P.W.B. CONNECT R P.W.B. OSD P.W.B. C VIDEO & REG. P.W.B.
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AVR-4802/AVC-A11SR Front Chassis, H/P P.W.B. (1) Remove 8 screws (2) Detach the Front Chassis by pulling upward to release 4 hooks. (3) Remove 2 screws and snap plate, then detach the Front Chassis H/P P.W.B. Hook Hook Snap Plate H/P P.W.B.
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AVR-4802/AVC-A11SR ADJUSTMENT Audio Section Idling Current (1U-3356-1, 2) Required measurement equipment : DC Voltmeter Preparation (1) Avoid direct blow from an air conditioner or an electric fan, and adjust the unit at normal room tempereture 15 °C ~ 30 °C (59 °F ~ 86 °F).
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AVR-4802/AVC-A11SR AVR-4802 SEMICONDUCTORS IC’s LH28F800BVE-BTL90 (IC504, 507) A 1 5 A 1 6 Symbol Function A 1 4 B Y T E A 1 3 A0~A18 Address input A 1 2 D Q 1 5 / A - 1 D Q 7...
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AVR-4802/AVC-A11SR ADSP-21065L (IC501, 502) ADSP-21065L Terminal Function Pin Name Pin Name Pin Name Pin Name Pin Name Pin Name 71 MS1 106 GND 141 VDD 176 VDD RFS0 37 SDCLK0 72 GND 107 DATA15 142 NC 177 GND 38 DMAR1...
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AVR-4802/AVC-A11SR TMP95FY64F (IC801) Pin. Name Symbol I/O Type Det Op Res Function P07/D7 DMUTE Digital input MUTE control output (same control as SELCK) P10/D8 I/O1 DSP comm. terminal (ADSP21061L:D16) P11/D9 I/O2 DSP comm. terminal (ADSP21061L:D17) ...
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AVR-4802/AVC-A11SR Pin. TMP95FY64F (IC802) Name Symbol I/O Type Det Op Res Function P10/D8 SP.EXP STB Port expander control output for speaker output (TC4094B) P11/D9 A.EXP OE Port expander control output for audio mute and relay control (TC4094B) ...
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AVR-4802/AVC-A11SR LC89055W-RA8 (IC111) LC89055W-RA8 Terminal Function Pin Name Function DISEL Data input terminal (select input pin of DIN0, DIN1) DOUT Input bi-phase data through output terminal DIN0 Amp built-in coaxial/optical input correspond data input terminal DIN1 Amp built-in coaxial/optical input correspond data input terminal...
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AVR-4802/AVC-A11SR M35015-210SP (IC416) HOR* OSCI OSC2 VERT* SYNC SIGNAL SYNC SIGNAL DIS- SWITCHING CIRCUIT CRIMINATING CIRCUIT INPUT INDICATION CONTROL OSCILLATOR OSCIN OSC CIRCUIT CIRCUIT FOR SYNC SIGNAL H COUNTER GENERATION OSCOUT OSC1 OSC2 VERT* DATA ADDRESS INDICATION LOCATION CONTROL CONTROL...
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AVR-4802/AVC-A11SR LC75721E (IC102) Terminal Function Symbol Function Power terminal +5V Power terminal GND Power terminal FL drive AM 17 AM 18 Serial data transfer terminal AM 19 AM 20 DI: Data AM 21 OSCI AM 22 CL: Clock OSCO AM 23...
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AVR-4802/AVC-A11SR BU2090F (IC103) NJM2229S (IC417) CONTROL CIRCUIT DATA 12-bit SHIFT RESISTER Sync Sepa Vsync Sepa CLOCK 12-bit STRAGE RESISTER O U T P U T B U F F E R ( O P E N D R A I N )
AVR-4802/AVC-A11SR µPD4721GS-GJG (IC501) SN74LV541APW (IC518, 522, 803) SN74AHCT541PW (IC514) C 4 + V c c V c c C 1 + G N D V c c C 4 - C 1 - V s s C 5 + S T B Y...
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AVR-4802/AVC-A11SR 74VHC123AMTCX (IC106) SN74LV4040APW (IC112, 512) BU4051BCF (IC604, 605, 709~712) 1Rex/Cext Common OUT/IN 1CLR 1Cext OUT/IN INHIBIT 2Cex1 2CLR 2Rext/Cext Output 74LVX157MTC (IC107) BU4094BCF (IC418~420, 501) BU4066BCF (IC607, 608, 707, 708, 714) IN 1 SE LECT STROBE DATA OUT 1...
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AVR-4802/AVC-A11SR DIODES (LED Included) 1SS270A 1SR35-400A S4VB20F FCH20A15 Green Orange Navy Blue KDS181 KDS184 KDS226 HZS3A-1 HZS9A-1 HZS20-1 HZS36-1 Lake Blue (HZS series) Black (MTZJ series) UDZ3.0B SEL1210S (Red) SF0R1A42 UDZ6.8B SEL1410E (Green) (Thyristor) UDZS5.6B UDZS9.1B Black (Cathode) (Anode) Short...
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AVR-4802/AVC-A11SR FL DISPLAY CM1690C (FL101) TUNED STEREO PHONO TUNER −1 −2 −3 V.AUX TAPE −1 −2 AUTO MULTI PRO LOGIC DIGITAL DIGITAL ANALOG G2~G16 TUNED STEREO PHONO TUNER −1 −2 −3 −1 −2 AUTO MULTI V.AUX TAPE PRO LOGIC DIGITAL...
AVR-4802/AVC-A11SR NOTE FOR PARTS LIST Part indicated with the mark " " are not always in stock and possibly to take a long period of time for supplying, or in some case supplying of part may be refused. When ordering of part, clearly indicate "1" and "I" (i) to avoid mis-supplying.
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AVR-4802/AVC-A11SR PARTS LIST OF P.W.B. UNIT 1U-3350 DSP UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP IC514 262 2780 900 IC SN74AHCT541PW IC515 262 2729 903 IC SN74LV02APW-EL2 IC101 262 2572 901 IC SN74LVU04APW-EL2...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks TR812,813 273 0384 900 Transistor 2SC2412KT96(S) R169,170 247 2009 938 Carbon chip 6.2 kohm 1/16W RM73B--622JT TR814 271 0238 908 Transistor 2SA1037KT96(S/R) R171,172 247 2010 901 Carbon chip 12 kohm 1/16W...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R354-356 247 2018 903 Carbon chip 0 ohm 1/16W RM73B--0R0KT R493 247 2018 903 Carbon chip 0 ohm 1/16W RM73B--0R0KT R357 247 2009 983 Carbon chip 10 kohm 1/16W...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R811 247 2009 983 Carbon chip 10 kohm 1/16W RM73B--103JT R894 247 2018 903 Carbon chip 0 ohm 1/16W RM73B--0R0KT R814 247 2009 983 Carbon chip 10 kohm 1/16W...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks C190 257 0509 929 Ceramic chip 1000pF/50V CK73B1H102KT C338 257 0504 982 Ceramic chip 47pF/50V CC73CH1H470JT C201,202 257 0506 951 Ceramic chip 100pF/50V CC73CH1H101JT C339,340 257 3012 921 Ceramic chip 0.01µF/50V...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C806 254 4538 900 Electrolytic 10µF/16V CE04W1C100MT SMG/RE3 CW131 205 0942 006 13P connector socket (TUC-P) C807 257 0512 903 Ceramic chip 0.1µF/25V CK73F1E104ZT...
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AVR-4802/AVC-A11SR 1U-3351 AUDIO UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP D301-305 276 0738 908 Diode KDS226-RTK(A-K) IC101 263 0896 909 IC NJM2068MD-T1 D401,402 276 0738 908 Diode KDS226-RTK(A-K) IC102...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R281-284 247 2009 909 Carbon chip 4.7 kohm 1/16W RM73B—472JT (1608) R413,414 247 2011 926 Carbon chip 39 kohm 1/16W RM73B—393JT R285,286 247 2007 930 Carbon chip 910 ohm 1/16W RM73B—911JT...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R703 247 2004 975 Carbon chip 75 ohm 1/16W RM73B—750JT C107,108 254 4573 981 Electrolytic 10µF/50V CE04W1H100MT(RE3) R704 247 2005 945 Carbon chip 150 ohm 1/16W RM73B—151JT...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks C345,346 254 4313 989 Electrolytic 33µF/50V CE04W1H330MT(ASF) C543 257 0511 904 Ceramic chip 0.01µF/50V CK73F1H103ZT C347,348 254 4313 921 Electrolytic 22µF/50V CE04W1H220MT(ASF) C544 257 0501 901 Ceramic chip 0.01µF/50V...
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AVR-4802/AVC-A11SR 1U-3353 PRIMARY UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP D601,602 276 0739 907 Diode KDS181-RTK(A-COM) IC415 262 2067 005 IC MC74HC4053N D701 276 0738 908 Diode KDS226-RTK(A-K) AVR MODEL ONLY...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R619,620 247 2008 913 Carbon chip 2 kohm 1/16W RM73B—202JT C447 257 0510 918 Ceramic chip 3300pF/50V CK73B1H332KT R623,624 247 2009 983 Carbon chip 10 kohm 1/16W RM73B—103JT...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty OTHER PARTS GROUP FF701-704 202 0040 909 Fuse clip AC601 203 3946 003 AC outlet (POLARIZED) AVR&TAIWAN R.O.C. MODEL ONLY FH701-704 202 0040 909 Fuse clip...
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AVR-4802/AVC-A11SR 1U-3354 CONNECT UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP R163-165 247 2007 943 Carbon chip 1 kohm 1/16W RM73B—102JT R170-177 247 2011 984 Carbon chip 68 kohm 1/16W RM73B—683JT...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R955,956 247 2010 969 Carbon chip 22 kohm 1/16W RM73B—223JT C515 257 0511 904 Ceramic chip 0.01µF/50V CK73F1H103ZT AVR MODEL ONLY R957,958 247 2012 925 Carbon chip 100 kohm 1/16W RM73B—104JT...
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AVR-4802/AVC-A11SR 1U-3355 REG UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks OTHER PARTS GROUP SEMICONDUCTORS GROUP CW45 203 6374 025 4P KR-DA connector cord IC202 263 1065 001 IC PQ15RW11 CW49...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C207 254 4540 707 Electrolytic 330µF/63V CE04W1J331MC SMG/RE3 CX202 205 0581 001 2P VH connector base C208 254 4569 911 Electrolytic 47µF/25V CE04W1E470MT(RE3) CX932...
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AVR-4802/AVC-A11SR 1U-3356 AMP UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks JK403 205 1202 004 6P SP terminal SEMICONDUCTORS GROUP JK404 205 1201 005 4P SP terminal TR101,102 273 0459 903 Transistor KTC2874B-AT...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks D351,352 276 0432 903 Diode 1SS270A TE (TAPE) R413,414 241 2380 963 Carbon film 2.2 kohm 1/4W(NB) RD14B2E222JNBST R419,420 241 2380 963 Carbon film 2.2 kohm 1/4W(NB) RD14B2E222JNBST...
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AVR-4802/AVC-A11SR Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C228 255 1264 908 Mylar film 1000pF/50V CQ93M1H102JT(B) OTHER PARTS GROUP C230 255 4235 976 Mylar film 0.015µF/100V CQ93P2A153JT(NH) AS101-104 415 0309 026 P.V.C. tube (L=20) C232 255 4235 976 Mylar film 0.015µF/100V...
AVR-4802/AVC-A11SR EXPLODED VIEW Europe & Asia model WARNING: Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacturer.
AVR-4802/AVC-A11SR PARTS LIST OF EXPLODED VIEW Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty 1U-3350 DSP unit Ass’y...
AVR-4802/AVC-A11SR PACKING VIEW AVC MODEL AVR MODEL PARTS LIST OF PACKING & ACCESSORIES Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty 201 504 0192 106 Cabinet sheet 213 206 2154 002 AC CORD WITH CONN...
AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (1/9) 2.55V 2.55V -15V 2.55V 2.55V 2.8V 2.8V 2.8V -14V -15V 2.5V 3.3V + B LINE - B LINE SIGNAL LINE WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacemen t parts recommended by the manufacture.
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AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (2/9) 3.3V 3.3V 3.3V + B LINE - B LINE WARNING: SIGNAL LINE Parts marked with this symbol have critical characteristics. Use ONLY replacemen t parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a NOTICE leakage current check or (2) a line to chassis resistance check.
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AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (3/9) 5.1V 4.8V 4.9V 5.1V 4.9V 5.1V 5.6V + B LINE - B LINE WARNING: SIGNAL LINE Parts marked with this symbol have critical characteristics. Use ONLY replacemen t parts recommended by the manufacture. CAUTION: Before returning the unit to the customer, make sure you make either (1) a NOTICE leakage current check or (2) a line to chassis resistance check.
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AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (4/9) 0.1V 4.5V 0.1V 4.5V 5.1V - 15.2 5.1V + 15.1 5.1V 5.1V 59.8V 5.1V 59.8V - 14.5V ´ 7 - 14.5V 4.5V 5.1V 4.8V 8.0V + B LINE - B LINE WARNING: SIGNAL LINE Parts marked with this symbol have critical characteristics.
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AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (5/9) 0.1V 0.1V 5.1V 5.1V 5.1V NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
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AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (7/9) 5.1V - 14.5V - 35V 5.1V AC6.8V + B LINE - B LINE SIGNAL LINE SCHEMATIC DIAGRAMS (7/9) 1U-3354-1 CONNECT L UNIT WARNING: 1U-3354-2 CONNECT R UNIT Parts marked with this symbol have critical characteristics. Use ONLY replacemen t parts recommended by the manufacture.
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AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (8/9) 12.5V 8.0 V 5.0 V -10.8V - 11.2V 11.6V - 36V 6.0V 11.6V + B LINE - B LINE SIGNAL LINE SCHEMATIC DIAGRAMS (8/9) 1U-3355-1 SPL UNIT WARNING: 1U-3355-2 SPR UNIT Parts marked with this symbol have critical characteristics.
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AVR-4802/AVC-A11SR SCHEMATIC DIAGRAMS (9/9) + 15V 59.5V 1.2V - 58.3V 0.6V - 63.3V - 57.7V - 57.7V - 1.2V - 59.5V - 58.9V NOTICE ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT CONDITION.
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