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Denon AVR-2985 Service Manual
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Denon AVR-2985 Service Manual

Av surround receiver/amplifier
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MODEL
AV SURROUND RECEIVER/AMPLIFIER
For purposes of improvement, specifications and
●
design are subject to change without notice.
Please use this service manual with referring to the
●
operating instructions without fail.
Some illustrations using in this service manual are
●
slightly different from the actual set.
SERVICE MANUAL
AVR-2805/985
AVC-2890
16-11, YUSHIMA 3-CHOME, BUNKYO-KU, TOKYO 113-0034 JAPAN
For U.S.A. & Canada model
注 意
サービスをおこなう前に、このサービスマニュアルを
必ずお読みください。本機は、火災、感電、けがなど
に対する安全性を確保するために、さまざまな配慮を
おこなっており、また法的には「電気用品安全法」に
もとづき、所定の許可を得て製造されております。
従ってサービスをおこなう際は、これらの安全性が維
持されるよう、このサービスマニュアルに記載されて
いる注意事項を必ずお守りください。
 本機の仕様は性能改良のため、予告なく変更すること
●
 があります。
 
 補修用性能部品の保有期間は、製造打切後8年です。
●
 修理の際は、必ず取扱説明書を参照の上、作業を行っ
●
 てください。
 
 本文中に使用しているイラストは、説明の都合上現物
●
 と多少異なる場合があります。
 
Ver. 1
X0199 V.01 DE/CDM 0404

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Summary of Contents for Denon AVR-2985

  • Page 1 For U.S.A. & Canada model Ver. 1 SERVICE MANUAL AVR-2805/985 MODEL AVC-2890 AV SURROUND RECEIVER/AMPLIFIER 注 意 サービスをおこなう前に、このサービスマニュアルを 必ずお読みください。本機は、火災、感電、けがなど に対する安全性を確保するために、さまざまな配慮を おこなっており、また法的には「電気用品安全法」に もとづき、所定の許可を得て製造されております。 従ってサービスをおこなう際は、これらの安全性が維 持されるよう、このサービスマニュアルに記載されて いる注意事項を必ずお守りください。  本機の仕様は性能改良のため、予告なく変更すること For purposes of improvement, specifications and ● ●  があります。 design are subject to change without notice.  ...
  • Page 2 AVR-2805/985/AVC-2890 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.
  • Page 3 AVR-2805/985/AVC-2890 WIRE ARRANGEMENT ワイヤー整形図 If wire bundles are untied or moved to perform adjustment or 調整や部品の交換等により、ワイヤー類の結束をはずしたり移 parts replacement etc., be sure to rearrange them neatly as 動させた場合には、それらの作業が完了した時点でワイヤーの they were originally bundled or placed afterward. 整形をおこなってください。正しく整形されてないとノイズ発 Otherwise, incorrect arrangement can be a cause of noise 生の原因となることがあります。...
  • Page 4 AVR-2805/985/AVC-2890 CAUTION IN SERVICING サービス時の注意事項 Initializing AV SURROUND RECEIVER AV サラウンドアンプの初期化について AV SURROUND RECEIVER initialization should be performed マイコンやマイコン周辺部品、Digital 基板等を交換した場合 when the µcom, peripheral parts of µcom, and Digital P.W.B. are は、AV サラウンドアンプの初期化を行って下さい。 replaced. 1. Switch off the unit. 1. オン／オフボタンを OFF にします。 2.

  • Page 5: Audio Section

    AVR-2805/985/AVC-2890 ADJUSTMENT 調整 Audio Section オーディオセクション Idling Current (1U-3469-1) アイドリング電流の調整 (1U-3469-1) Required measurement equipment: DC Voltmeter 調整に必要な測定器 : DC Voltmeter 1. Preparation 1. 準備 (1) Avoid direct blow from an air conditioner or an electric (1) セットをクーラ、扇風機のそばなど風通しの良い場所 fan, and adjust the unit at normal room temperature 15 °C を避け、通常の使用状態に置きます。セットの周囲温...
  • Page 6 AVR-2805/985/AVC-2890 SR ch VR302 SR ch TP101 SL ch FR ch SL ch VR301 FR ch VR102 FL ch VR101 DC Voltmeter C ch VR201 FL ch C ch TP301 SBR ch SBL ch SBR ch VR402 SBL ch VR401 Audio Section...

  • Page 7: Video Section

    AVR-2805/985/AVC-2890 Video Section ビデオセクション Component Video Level Adjustment コンポーネントビデオレベルの調整 Required measurement equipment etc.: Oscilloscope, DVD 調整に必要な測定器 : Oscilloscope, DVD VIDEO PLAYER VIDEO PLAYER (ex: DVD-1500) ( 例 : DVD-1500) Test disc: DVD T-S01 テストディスク : DVD T-S01 1. Preparation 1. 準備 (1) Avoid direct blow from an air conditioner or an electric (1) セットをクーラ、扇風機のそばなど風通しの良い場所...
  • Page 8 AVR-2805/985/AVC-2890 Oscilloscope VR103 VR102 VR101 Component Video Y Video Section...
  • Page 9 AVR-2805/985/AVC-2890 Y-S ig n a l Vol ts I R E : FLT 100.0 714 ± 50mV 10.0 -20.0 -10.0 20.0 30.0 40.0 50.0 60.0 Fig.1 Component Video Y signal Vo lt s I R E : FLT 50.0 486±50 (U.S.A.
  • Page 10 AVR-2805/985/AVC-2890 BLOCK DIAGRAMS (1/2) AUDIO SECTION...
  • Page 11 AVR-2805/985/AVC-2890 BLOCK DIAGRAMS (2/2) VIDEO SECTION...
  • Page 12 AVR-2805/985/AVC-2890 LEVEL DIAGRAMS (1/2)
  • Page 13 AVR-2805/985/AVC-2890 LEVEL DIAGRAMS (2/2)
  • Page 14 AVR-2805/985/AVC-2890 CLOCK FLOW & WAVE FORM IN DIGITAL BLOCK Wave form CH1: D-DATA INPUT (IC511 (5) ) SELECTOR BUFFER IC515 IC511 IC513 IC906 SN74HC SN74LV LC89057W ADSP-21266 INPUT 244APW 151APW DATA COAXIAL-1 RDATA (21) (2)- -(18) (94) DAI_P20 COAXIAL-2 SLRCK (23) (13)- -(7) (78) DAI_P11 (12)
  • Page 15 AVR-2805/985/AVC-2890 CHECK WITH TEST MODE テストモードによるチェック方法 µcom/DSP Error Display Mode マイコン・DSP エラー表示モード 1. Operation Spec 1. 動作仕様 µcom version display mode: マイコンバージョン表示モード : When the following conditions are satisfied at its starting state, error information is displayed before version information. 起動状態にて下記の条件に該当した場合は、バージョン情報表示の前にエラー情報を表示します。...
  • Page 16 AVR-2805/985/AVC-2890 SEMICONDUCTORS Only major semiconductors are shown, general semiconductors etc. are omitted to list. 主な半導体を記載しています。汎用の半導体は記載を省略しています。 1. IC’s Note : Abbreviation ahead of IC No. indicates the name of P.W.B., etc. 注 ) : IC No. の前の記号は、基板の名称を表します。 PO : Power P.W.B. AC : Amp Connect P.W.B.
  • Page 17 AVR-2805/985/AVC-2890 Pin Name Symbol Type Det (Ext.) Res STBY Stop Function (Int.)   VSEL B O/L Master VR rotation detect input (Rotary encoder) STB output for function switching control    FUNC STB1 (L-ch INPUT&REC/ZONE, EXT. IN)  ...
  • Page 18 AVR-2805/985/AVC-2890 Pin Name Symbol Type Det (Ext.) Res STBY Stop Function (Int.) GRN LED    O/L LED control pin FL CE2    O/L FL tube control pin (LC75721E)   S MONI. DET O/L S-monitor connection detect input (L: Connected) ...
  • Page 19 AVR-2805/985/AVC-2890 M30622M8P (AD: IC517) M30622M8P Terminal Function Pin Name Symbol Type Function (Int.) (Ext.) P94/TB4 DSP MS DSP control pin P93/TB3 CLATCH CODEC control pin (AD1835: Chip select) P92/SOUT3 CDATAIN CODEC control pin (AD1835) P91/SIN3 CODEC_DATAOUT CODEC control pin (AD1835) P90/CLK3 CODEC_CLK CODEC control pin (AD1835)
  • Page 20 AVR-2805/985/AVC-2890 Pin Name Symbol Type Function (Int.) (Ext.) P66/RXD1 Data receive input from outside P65/CLK1 MAIN/SUB-µcom comm. control output P64/CTS1 (RTS from SUB-µcom L) P63/TXD0 MISO MAIN/SUB-µcom comm. control terminal (Data output) P62/RXD0 MOSI MAIN/SUB-µcom comm. control terminal (Data input) P61/CLK0 DIR CLK DIR control pin (LC89057W-E), control clock output...
  • Page 21 AVR-2805/985/AVC-2890 Pin Name Symbol Type Function (Int.) (Ext.) P01/D1 FLAG 1A Not used P00/D0 FLAG 2A(BUSY1) DSP operation check flag (FLAG 2A) Normal="L" P107/AN7 FLAG 3A Special Flag for ROM update (DSP: FLAG 3A) ADC/DIR data, clock switching control terminal P106/AN6 SELCLK1 (ADC,PCM 1/4 sampling: L) (PCM ･...
  • Page 22 AVR-2805/985/AVC-2890 BU4094BCF (VI: IC120), (CO: IC503) STROBE 1 DATA CLOCK Q’ BU4094BCF Terminal Function Port Symbol Function EXP1 A(RECA) Video input switching (RECOUT SELECT) EXP2 B(RECB) Video input switching (RECOUT SELECT) EXP3 C(RECC) Video input switching (RECOUT SELECT) EXP4 D(INA) Video output switching (INPUT SELECT) IC503 EXP5...
  • Page 23 AVR-2805/985/AVC-2890 ADSP-21266SKSTZ-2B (AD: IC906) PIN 1 INDICATOR TOP VIEW ADSP-21266SKSTZ-2B Terminal Function LQFP LQFP LQFP LQFP Pin Name Pin # Pin Name Pin # Pin Name Pin # Pin Name Pin # DDINT DDINT DDEXT CLKCFG0 DDINT CLKCFG1 DDINT BOOTCFG0 DDINT BOOTCFG1 AD15...
  • Page 24 AVR-2805/985/AVC-2890 LC89057W (AD: IC513) EMPHA/UO AUDIO/VO XMODE RXOUT Microcontroller C bit, U bit 37 DO 36 RERR 24 SDIN 23 SLRCK Input Demodulation Data 22 SBCK Selector 21 RDATA & Selector 21 RDATA Lock Detect XMODE 20 RLRCK RX5/VI DGND 19 DVDD RX6/UI TOP VIEW...
  • Page 25 AVR-2805/985/AVC-2890 Pin Name Function XOUT X’tal osc. connecting output terminal X’tal osc. connection, external clock input terminal (24.576MHz or 12.288MHz) DVDD — Digital power DGND — Digital GND EMPHA/UO Emphasis information/U-data output/Chip address setting terminal AUDIO/VO Non-PCM detect/V-flag output/ Chip address setting terminal CKST Clock switch transition period output/Demodulation master or slave function switching terminal Interrupt output for µcom (Interrupt factor selectable)/Modulation or general I/O switching terminal...
  • Page 26 AVR-2805/985/AVC-2890 AD1835 (AD: IC611) DVDD DVDD DBCLK CLATCH DLRCLK AGND AGND OUTLN1 OUTRP4 AD1835 TOP VIEW OUTLP1 OUTRN4 (Not to Scale) OUTRN1 OUTLP4 OUTRP1 OUTLN4 AGND AGND AVDD AVDD OUTLN2 OUTRP3 OUTLP2 OUTRN3 NO CONNECT PIN FUNCTION DESCRIPTIONS Input/ Pin Number Mnemonic Output Description...
  • Page 27 AVR-2805/985/AVC-2890 M35015-210SP (CV: IC453) OSC1 OSC2 VERT* HOR* OSC1 SYNC SIGNAL SYNC SIGNAL DIS- OSC2 VERT* CRIMINATING CIRCUIT SWITCHING CIRCUIT HOR* INPUT INDICATION CONTROL OSCILLATOR OSCIN OSCIN OSC CIRCUIT CIRCUIT OSCOUT FOR SYNC SIGNAL H COUNTER GENERATION OSCOUT CVIDEO DATA ADDRESS IINDICATION LOCATION CONTROL...
  • Page 28 AVR-2805/985/AVC-2890 CY7C1049CV33-10ZC (AD: IC908, 910) Top View INPUT BUFFER 512K x 8 ARRAY POWER COLUMN DOWN DECODER LMS202IMX (CV: IC705) LMS202IMX Terminal Function Pin Number Pin Name Pin Function 1, 3 C1+, C1− External capacitor connection pins. Recommended external capacitor C1 = 0.1µF (6.3V) Positive supply for TIA/EIA-232E drivers.
  • Page 29 AVR-2805/985/AVC-2890 TC90A69F (VI: IC109) NJM2274R (VI: IC110) VIEW PLL DET IIC BUS Power Save CTL 8fsc 4fsc (8fsc) CORING V-ENHANCER Vref Ped. CORING DELAY PEAKING CLIP INTERPOLATION LINE LINE Clamp KILLER MEMORY MEMORY 3 Vout Disc. DYNAMIC COMB FILTER C-N.C Bias Vsag Sync.
  • Page 30 AVR-2805/985/AVC-2890 CD4053BC CD4052BC CD4051BC SN74AHCT08NS (CV: IC703) SN74LV08APW (AD: IC516) (VI: IC101) (VI: IC105, IC108) (CV: IC251, 252, 504~507) SN74AHCT08PW (CO: IC507) (CV: IC256) (CV: IC255, 509, 510) Common YOUT OUT/IN COMMON Y OUT/IN XOUT COMMON X INHIBIT MM74HC4053SJ (CV: IC451) TC9459F (AD: IC383) Except Japan model Truth Table Control Inputs...
  • Page 31 AVR-2805/985/AVC-2890 CXA1511M (CO: IC501) NJM2229S (CV: IC452) Except Japan model FRONT VIEW VIEW Head Limiter Detector & Hysteresis Integrator Vsync Sepa Sync Sepa Comparator Comparator ABLC Phase 32fH Sync Det 1/32 C2 GND fo N.C. OUT Vcc SN74LVC139APWR (AD: IC902) PQ012FZ01ZP (AD: IC901) FCX0-03 (AD: IC514) FUNCTION TABLE...
  • Page 32 AVR-2805/985/AVC-2890 5. FL DISPLAY FLD (32-BT-10GN) (VI: FL701) 16GA 15GA 13GA 11GA 14GA 12GA 10GA 16GB 15GB 14GB 13GB 12GB 11GB 10GB [ 1GA ] [ 15GB ~ 1GB, 16GA ~ 2GA ] Pin connection Pin No. Connection Pin No. Connection Pin No.
  • Page 33 AVR-2805/985/AVC-2890 ANODE CONNECTION 16GA 15GA 14GA 13GA 12GA 11GA 10GA P10A P11A P12A P13A P14A P15A P16A P17A P18A P19A P20A P21A P22A P23A P24A P25A P26A P27A P28A P29A P30A P31A P32A P33A P34A P35A P36A P37A P38A 16GB 15GB 14GB 13GB 12GB 11GB 10GB P10B P11B...
  • Page 34 AVR-2805/985/AVC-2890 PRINTED WIRING BOARDS 1U-3469 POWER P.W.B. UNIT COMPONENT SIDE...
  • Page 35 AVR-2805/985/AVC-2890 FOIL SIDE...
  • Page 36 AVR-2805/985/AVC-2890 1U-3472 AMP CONNECT P.W.B. UNIT COMPONENT SIDE...
  • Page 37 AVR-2805/985/AVC-2890 1U-3596 CONTROL P.W.B. UNIT COMPONENT SIDE...
  • Page 38 AVR-2805/985/AVC-2890 FOIL SIDE...
  • Page 39 AVR-2805/985/AVC-2890 1U-3601 CONNECT/VIDEO P.W.B. UNIT COMPONENT SIDE...
  • Page 40 AVR-2805/985/AVC-2890 FOIL SIDE...
  • Page 41 AVR-2805/985/AVC-2890 1U-3602 VIDEO CONNECT P.W.B. UNIT COMPONENT SIDE...
  • Page 42 AVR-2805/985/AVC-2890 FOIL SIDE...
  • Page 43 AVR-2805/985/AVC-2890 1U-3603 AUDIO/DIGITAL P.W.B. UNIT COMPONENT SIDE...
  • Page 44 AVR-2805/985/AVC-2890 FOIL SIDE...
  • Page 45 AVR-2805/985/AVC-2890 1U-3611 D VIDEO P.W.B. UNIT (for AVC-2890 model only) COMPONENT SIDE FOIL SIDE...
  • Page 46 AVR-2805/985/AVC-2890 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.
  • Page 47 AVR-2805/985/AVC-2890 PARTS LIST OF P.W.B. UNIT ＊本表に記載されている部品は、補修用部品のため製品に使用している部品とは一部、形状、寸法などが異なる場合があります Note: The symbols in the column "Remarks" indicate the following destinations. EU : U.S.A. model EC : Canada model E2 : Europe model E2A : Asia model E1C : China model EUT : Taiwan R.O.C. model 1U-3469 POWER P.W.B.
  • Page 48 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty R213 244 2671 956 RS14B3DR47JNBST(S) R214 245 2365 980 RN14K2E391FT(5) R225 244 2682 903 RS14B3D010JNBST(S) R227 244 2671 901 RS14B3D100JNBST(S) R303-306 241 2376 964 RD14B2E470JNBST R307-314 244 2671 956 RS14B3DR47JNBST(S) R325,326 244 2682 903 RS14B3D010JNBST(S) R327,328...
  • Page 49 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C522 254 4403 721 CE04W1E222MC (SMG) C523 254 4573 949 CE04W1H010MT(RE3) C524 255 1265 936 CQ93M1H103JT(B) C599 254 4573 949 CE04W1H010MT(RE3) C601-604 257 0512 903 CK73F1E104ZT C615 254 4573 949 CE04W1H010MT(RE3) C616-635 254 4573 994 CE04W1H220MT(RE3)
  • Page 50 AVR-2805/985/AVC-2890 1U-3472 AMP CONNECT P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC601 263 1092 003 BA05T IC602 263 1179 007 NJM7805FA(SS)-#4MS IC603 263 0554 005 NJM7905FA IC604 263 1100 047 KIA7820API IC605 263 1100 005 KIA7805API IC606 263 1163 000...
  • Page 51 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty D510 276 0432 903 1SS270A TE (TAPE) D602 276 0305 001 S4VB20 D603,604 276 0432 903 1SS270A TE (TAPE) D605 276 0305 001 S4VB20 D606,607 276 0432 903 1SS270A TE (TAPE) D608 276 0305 001 S4VB20...
  • Page 52 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C121,122 253 4465 902 CC45SL2H050CT C123,124 253 4486 907 CC45SL2H470JT C125,126 255 1275 942 CQ93M2A221KT(B) C209 254 4573 981 CE04W1H100MT(RE3) C211 255 1273 944 CQ93M1H221KT(B) C213 255 1273 986 CQ93M1H471JT(B) C215 255 1264 966 CQ93M1H332JT(B) C217...
  • Page 53 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty OTHER PARTS GROUP AC501 203 3976 002 AC OUTLET(2P) for EU,EC,EUT CW035,036 205 0697 034 JL CONNECTOR(F-E) CW044 205 0885 082 4P CON.SOCKET(TUC-P) CW063-069 205 0942 019 6P CON.SOCKET(TUC-P CW082 205 0885 095 8P CON.SOCKET(TUC-P) CW114 205 1229 016...
  • Page 54 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty 470 0014 020 3X16 CPS SW W ZNP for D602 513 3730 048 FUSE LABEL(T2.5AL) for E2,E2A (F8), for E2,E2A,E1C (F14,15) 513 3730 051 FUSE LABEL(T3.15AL) for E2,E2A,E1C (F1,F11-13)
  • Page 55 AVR-2805/985/AVC-2890 1U-3596 CONTROL P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC501 262 2580 906 CXA1511M IC503 263 1040 903 BU4094BCF-E2 IC505 263 1048 002 BA033T IC506 262 3355 004 M30624MGA IC507 262 2813 903 SN74AHCT08PW-EL2 IC701 263 1100 021...
  • Page 56 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C204 254 4573 949 CE04W1H010MT(RE3) C205 257 0516 941 CK73B1E473KT C207-218 247 2018 903 RM73B--0R0KT C219,220 257 0519 906 CK73B1A474KT C504 257 0516 954 CK73B1E104KT C505 254 4573 949 CE04W1H010MT(RE3) C508 257 0506 951 CC73CH1H101JT C509...
  • Page 57 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty OTHER PARTS GROUP CW040 203 6505 027 4P KR-DA CON.CORD CW060 204 0583 019 6P KR-DA CON.CORD CW941 203 6506 013 4P DA-DA CON.CORD CX041,042 205 0884 083 4P CON.BASE(TUC-P) CX048,049 205 0884 083 4P CON.BASE(TUC-P) CX061...
  • Page 58 AVR-2805/985/AVC-2890 1U-3601 CONNECT/VIDEO P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC251,252 262 3383 908 CD4051BCMX IC253,254 263 1082 903 TK15420MTL IC255 262 3384 907 CD4052BCMX IC256 262 3385 906 CD4053BCMX IC257,258 263 1082 903 TK15420MTL IC451 262 2827 902...
  • Page 59 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty ZD701 276 0461 903 HZS6A-1TD ZD702,703 276 0477 926 HZS16-3TD LD701 393 9645 009 SML1216W(D) RESISTORS GROUP R205 244 2052 960 RS14B3A221JNBST(S) R586 244 2052 960 RS14B3A221JNBST(S) R801,802 244 2052 960 RS14B3A221JNBST(S) R934 244 2055 996...
  • Page 60 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C488 254 4536 928 CE04W1A101MT SMG/RE3 C489 257 0511 904 CK73F1H103ZT C490 254 4524 985 CE04W1H100MT SMG/RE3 C491 257 0509 929 CK73B1H102KT C492 257 0509 945 CK73B1H122KT C503,504 254 4522 932 CE04W1V330MT SMG/RE3 C505-512 257 0511 904...
  • Page 61 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty CW116 205 1092 023 11P CON PLUG TWG-P CW118 205 1092 023 11P CON PLUG TWG-P CW133,134 205 1092 036 13P CON PLUG TWG-P CW135,136 205 1248 042 13P JE CON.PLUG CW144,145 205 0885 011 14P CON.SOCKET TUC-P...
  • Page 62 AVR-2805/985/AVC-2890 1U-3602 VIDEO CONV. P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC101 262 3385 906 CD4053BCMX IC102-104 263 1082 903 TK15420MTL IC105 262 3384 907 CD4052BCMX IC108 262 3384 907 CD4052BCMX IC109 262 3110 906 TC90A69F IC110 263 1165 901...
  • Page 63 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty TR735 269 0193 901 KRC104S-RTK(47K-47K) TR736 269 0191 903 KRA104S-RTK(47K-47K) TR737 269 0193 901 KRC104S-RTK(47K-47K) TR738 269 0191 903 KRA104S-RTK(47K-47K) TR739 269 0193 901 KRC104S-RTK(47K-47K) TR740 269 0191 903 KRA104S-RTK(47K-47K) TR741 269 0048 904 DTC143EK-T96 TR742...
  • Page 64 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C135,136 254 4299 919 CE04W1C220MT(SRE) C137 254 4305 942 CE04W1HR47MT(SRE) C138 254 4524 914 CE04W1HR22MT SMG/RE3 C139 257 3011 948 CF73=1H222JT(ECHUB5) C140 254 4300 963 CE04W0J101MT(SRE) C141 257 0501 901 CK73B1H103KT (1608) C142 254 4524 956 CE04W1H2R2MT SMG/RE3...
  • Page 65 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C717,718 257 0501 901 CK73B1H103KT (1608) C719 256 1042 903 CF93A2E104KT C720 254 4313 950 CE04W1H101MT(ASF) C721 254 4524 985 CE04W1H100MT SMG/RE3 C722 257 0501 901 CK73B1H103KT (1608) C723,724 257 0509 929 CK73B1H102KT C727 257 0517 908...
  • Page 66 AVR-2805/985/AVC-2890 1U-3603 AUDIO/DIGITAL P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC101,102 262 2545 006 TC9274N-011 IC201 263 0896 909 NJM2068MD-TE1 IC204 269 0221 006 GP1FM313RZ IC205 263 0896 909 NJM2068MD-TE1 IC207 263 0896 909 NJM2068MD-TE1 IC209 263 0615 902...
  • Page 67 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty TR611 269 0184 907 KRA102S-RTK TR701-710 273 0460 905 KTC2875B-RTK TR801-808 273 0460 905 KTC2875B-RTK TR901 269 0184 907 KRA102S-RTK D502,503 276 0738 908 KDS226-RTK(A-K) D901 276 0750 902 RB521S-30TE61 ZD201 276 0683 930 UDZS5.1B-TE17 RESISTORS GROUP...
  • Page 68 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C323 257 0506 951 CC73CH1H101JT C324,325 254 4533 934 CE04W0J221MT SMG/RE3 C326 257 0506 951 CC73CH1H101JT C327,328 255 4199 999 CQ92M1H243JT(MRZ) C329,330 255 1265 907 CQ93M1H682JT(B) C331,332 254 4573 981 CE04W1H100MT(RE3) C335 257 0516 954 CK73B1E104KT...
  • Page 69 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C541,542 257 0516 954 CK73B1E104KT C544 257 0516 954 CK73B1E104KT C546 257 0516 954 CK73B1E104KT C547,548 257 0503 983 CC73CH1H180JT C550 254 4574 922 CE04W1H101MT(RE3) C551 257 0516 954 CK73B1E104KT C554 254 4577 974 CE04W1C471MT(RE3) C557...
  • Page 70 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty C818,819 257 0506 993 CC73CH1H151JT C820 257 0506 935 CC73CH1H820JT C821 257 0503 996 CC73CH1H200JT C822 257 0504 966 CC73CH1H390JT C823 257 0506 993 CC73CH1H151JT C824 257 0506 935 CC73CH1H820JT C829-832 254 4573 994 CE04W1H220MT(RE3) C833,834...
  • Page 71 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty OTHER PARTS GROUP AS801 417 0649 009 HEAT SINK CW041,042 205 0885 082 4P CON.SOCKET(TUC-P) CW048,049 205 0885 082 4P CON.SOCKET(TUC-P) CW061 205 0942 019 6P CON.SOCKET(TUC-P CW071,072 205 0942 022 7P CON.SOCKET(TUC-P CW076 205 0942 022...
  • Page 72 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty ST201 205 0452 017 STYLE PIN TP801 205 0375 000 10P CON.BASE(KR-PH) W201 203 0728 017 1P CONTACT ASS'Y W202 203 0728 020 1P CONTACT ASS'Y W204,205 205 1034 010 M3 SCREW TERMINAL W705 203 0728 004 1P CONTACT ASS'Y...

  • Page 73: Exploded View

    AVR-2805/985/AVC-2890 EXPLODED VIEW WARNING: E2, E2A model Parts List Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacturer. JP model Except JP model  印の部分は安全を維持するために重要 な部品です。従って交換時は必ず指定の 部品を使用してください。 115 106 4-10 Except JP model 4-11 3-4 E2, E2A, E1C model The symbols indicate the following destinations.
  • Page 74 AVR-2805/985/AVC-2890 PARTS LIST OF EXPLODED VIEW ＊本表に記載されている部品は、補修用部品のため製品に使用している部品とは一部、形状、寸法などが異なる場合があります。 Note: The symbols in the column "Remarks" indicate the following destinations. EU : U.S.A. model EC : Canada model E2 : Europe model E2A : Asia model E1C : China model EUT : Taiwan R.O.C. model JP : Japan model Ref.
  • Page 75 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty 1U-3603 AUDIO/DIGITAL UNIT ASS'Y for EU,EC 1U-3603A AUDIO/DIGITAL UNIT ASS'Y for E2,E2A 1U-3603B AUDIO/DIGITAL UNIT ASS'Y for E1C 1U-3603E AUDIO/DIGITAL UNIT ASS'Y for EUT 1U-3603D AUDIO/DIGITAL UNIT ASS'Y for JP DIGITAL UNIT AUDIO IN UNIT EXT.IN VR UNIT V.AUX UNIT...
  • Page 76 AVR-985 silver model 144 2880 049 FRONT PANEL for E2A,E1C,EUT 144 2880 036 FRONT PANEL for JP 131 0158 007 DENON BADGE for black model 131 0158 023 DENON BADGE for silver model 131 0158 010 DENON BADGE for gold model...
  • Page 77 AVR-2805/985/AVC-2890 Ref. No. Part No. Part Name Remarks Q'ty 112 0933 001 KNOB (S) ASS'Y for black model 112 0933 014 KNOB (S) ASS'Y for silver model 112 0933 027 KNOB (S) ASS'Y for gold model 513 3858 001 FUSE CAUTION LABEL for EU,EC ★...
  • Page 78 AVR-2805/985/AVC-2890 PACKING VIEW 212 , 213 PARTS LIST OF PACKING & ACCESSORIES ＊本表に記載されている部品は、補修用部品のため製品に使用している部品とは一部、形状、寸法などが異なる場合があります。 Note: The symbols in the column "Remarks" indicate the following destinations. EU : U.S.A. model EC : Canada model E2 : Europe model E2A : Asia model E1C : China model EUT : Taiwan R.O.C.
  • Page 79 AVR-2805/985/AVC-2890 WIRING DIAGRAM...
  • Page 80 AVR-2805/985/AVC-2890 NOTE FOR SCHEMATIC DIAGRAM 配線図について WARNING: ! 印の部品は安全を維持するために重要な部品です。 Parts marked with this symbol ! have critical characteristics. 従って交換時は必ず指定の部品を使用してください。 Use ONLY replacement parts recommended by the manufactur- 注） CAUTION: (1) 指定なき抵抗値は Ω、ｋ は ｋΩ、M は MΩ を示す。 Before returning the unit to the customer, make sure you make µ...
  • Page 81 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (1/14) SIGNAL LINE SCHEMATIC DIAGRAMS (1/14) 1U-3603-2 AUDIO IN UNIT 1U-3603-4 V. AUX UNIT 1U-3603-5 MIC AMP UNIT...
  • Page 82 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (2/14) SIGNAL LINE SCHEMATIC DIAGRAMS (2/14) 1U-3603-1 DIGITAL UNIT (1/3)
  • Page 83 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (3/14) SIGNAL LINE SCHEMATIC DIAGRAMS (3/14) 1U-3603-1 DIGITAL UNIT (2/3)
  • Page 84 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (4/14) SIGNAL LINE SCHEMATIC DIAGRAMS (4/14) 1U-3603-3 DIGITAL UNIT (3/3)
  • Page 85 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (5/14) SIGNAL LINE SCHEMATIC DIAGRAMS (5/14) 1U-3603-3 EXT. IN VR UNIT...
  • Page 86 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (6/14) SIGNAL LINE SCHEMATIC DIAGRAMS (6/14) 1U-3601-1 CONNECT UNIT 1U-3601-2 FUNC. SEL UNIT 1U-3601-11 H/P UNIT...
  • Page 87 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (7/14) SCHEMATIC DIAGRAMS (7/14) 1U-3472-1 REGULATOR UNIT 1U-3472-2 AMP CONNECT UNIT 1U-3472-3 AC IN UNIT 1U-3472-4 EXT. IN CONN. UNIT SIGNAL LINE 1U-3472-5 TU CONNECT UNIT 1U-3472-6 AUDIO CONN. UNIT...
  • Page 88 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (8/14) SIGNAL LINE SCHEMATIC DIAGRAMS (8/14) 1U-3469-1 POWER UNIT...
  • Page 89 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (9/14) SIGNAL LINE SCHEMATIC DIAGRAMS (9/14) 1U-3469-6 PRE OUT UNIT...
  • Page 90 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (10/14) SIGNAL LINE SCHEMATIC DIAGRAMS (10/14) 1U-3596-1 CONTROL UNIT...
  • Page 91 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (11/14) SCHEMATIC DIAGRAMS (11/14) 1U-3596-3 SELECT UNIT 1U-3596-4 TACT 28 UNIT SIGNAL LINE 1U-3596-5 COMP. 3IN UNIT 1U-3596-7 VCONNECT UNIT...
  • Page 92 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (12/14) SCHEMATIC DIAGRAMS (12/14) 1U-3601-3 S-VIDEO UNIT 1U-3601-4 C-VIDEO UNIT 1U-3601-5 VOL UNIT 1U-3601-6 REMOTE I/O UNIT 1U-3601-8 P. SW UNIT SIGNAL LINE 1U-3601-9 LED UNIT 1U-3601-10 232C UNIT...
  • Page 93 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (13/14) SIGNAL LINE SCHEMATIC DIAGRAMS (13/14) 1U-3602-1 CONVERT UNIT...
  • Page 94 AVR-2805/985/AVC-2890 SCHEMATIC DIAGRAMS (14/14) SCHEMATIC DIAGRAMS (14/14) 1U-3602-2 FLD UNIT 1U-3602-3 FLD SUPPLY UNIT...

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Avc-2890Avr-3805