Denon-AVC1890-avr-sm维修电路原理图.pdf

SERVICE MANUAL MODEL AVR-2105/885 AVC-1890 AV SURROUND RECEIVER / AMPLIFIER Tokyo, Japan X0206V.01 DE/CDM 0407 For U.S.A., Canada, Europe, U.K., Asia, China,Taiwan R.O.C., Korea 1IN/LOW; 2IN) 31 R-Y1 INPUT 30 B-Y1 INPUT 29 Y1 INPUT 28 I2C GND 27 R-Y2 INPUT 26 B-Y2 INPUT 25 Y2 INPUT 24 23 22 21 20 19 18 17 16 15 SW GND ADRS SW R-Y/R OUTPUT B-Y/B OUTPUT Y/G OUTPUT SW Vcc (9V) SYNC Vcc (9V) CP/HP INPUT Dig GND SCP OUTPUT DAC2 DAC1 fsc Y DL Y DL SW SW PEDESTAL CLAMP 1H DL CONTROL SECAM CONTROL CbCr / UV SW fsc TRAP OFFSET SW LPF / fsc TRAP BPFH. AFCH C / D 32fH VCO V C / D ACC TOF SCP SW APC P / N ID SYSTEM CW MATRIX TINT DEMO CHROMA BLK NOSE DET YUV RGB MATRIX CP / HP IN SW V SEP SYNC SEP SUB-COLOR VCXO SUB- CONTRAST Y OFFSET SW DAC TEST Ys I2C BUS CONTROL PEDESTAL CLAMP PEDESTAL CLAMP HI: 20h/LOW: 24h 1 2345678910 11 12 13 14 15 16 17 18 19 20 21 22 23 242526272829303132333435363738394041 42VDD VSS S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 GND CK DATA STB S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 18 bit Latch Circuit (Rch) (Lch) Same as Rch Level Shift + Shift Register Circuit TC9274N-011 (IC701) BU2090F (IC302, 1003, 1005) 1 2 3 4 5 6 7 8 18 17 16 15 14 13 12 11Q3 VDD OE Q7 Q8 Q11 Q10 Q9 Q6 VSS DATA CLOCK LCK Q0 Q1 Q2 910Q4Q5 CONTROL CIRCUIT 12-bit SHIFT REGISTER 12-bit STRAGE REGISTER O U TP U T B U F FE R (O P E N D R A IN ) TC9273N-004 (IC705) S2 S3 S4 S5 S6 S7 S8 S9 S10 S1 VDD STB DATA S2 S3 S4 S5 S6 S7 S8 S9 S10 GND CK Vss S1 13 14 1 3 4 5 6 7 8 9 10 11 12 2 15 16 28 27 26 25 24 23 22 21 20 19 18 17 1 13 28 212 1227 14 15 16 Vss GND VDD S1S10 CK DATA STB GND=0V Vss=-8.0-17V GND=0V Border Input Pin No SymbolName Function Dual Power Use:VDD = 8.017 VSingle Power Use:VDD = 8.018V +Power Terminal Digital Ground +Power Terminal I/O Terminal Clock Input Low level Terminal Clock input for data transfer. Serial input for switch setting. Strobe InputStrobe input for data writing.Strobe Input Data Input Input terminal of analog switch. TC9273N Terminal Function 21 AVR-2105/885 / AVC-1890 MM74HC4053MX (IC1001, 1004, 1008) 1 2 VEE 3 4 5 6 7 89 10 11 16 15 14 13 12 Y1 Y0 Z1 Z Z0 Enable GND Vcc Y X1 X X0 C A B X = Dont Care X = Dont Care Truth Table Control Inputs Select Enable C BAONSwitches L L LLZ0 Y0 X0 L L LHZ0 Y0 X1 L L HLZ0 Y1 X0 L L HHZ0 Y1 X1 L H LLZ1 Y0 X0 L H LHZ1 Y0 X1 L H HLZ1 Y1 X0 L H HHZ1 Y1 X1 HX X X None Truth Table BU4052BCF (IC601D,602D) Y0 Y2 COMMON Y Y3 Y1 INH VEE Vss VDD X2 X1 COMMON X X0 X3 A B 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 B X2 X1 XOUT /IN X0 X3 A Y2 YOUT /IN Y3 Y1 INH VEE Y0 INHBON SwitchesA X0 Y0 X1 Y1 X2 Y2 X3 Y3 L L L H HL HH XNONEX L L L L H BA7626 (IC1000, 1002, 1150-1153) 7 8 16 15 14 13 12 11 10 9 Monitor OUT GND IN5 GND IN4 CTL E IN3 CTL D IN1 CTL A V OUT1 Vcc IN2 CTL B V OUT2 CTL C 6dB 6dB LOGIC LOGIC Note 1: * mark means that feasible for either H or L. Note 2: Each input terminal is provided with sink chip clamp (BA7625). Each input terminal takes 20kohm at the end (BA7626). CDEV OUT 2 LL*IN 1 HL* LH*IN 3 HHLIN 4 HHHIN 5 CDEV OUT 1 LL* HL*IN 2 LH*IN 3 HHLIN 4 HHHIN 5 ABEMONITOR OUT LL*IN 1 HL*IN 2 LH*IN 3 HHLIN 4 HHHIN 5 22 AVR-2105/885 / AVC-1890 LC74781 (IC1006) Pin No.SymbolName 1VSS1GND 2Xtal INXtal oscillation 3Xtal OUTXtal oscillation 4CTRL1Xtal oscillation input switching 5BLANKBlank output 6OSC INLC oscillation 7OSC OUTLC oscillation 8CHARACharacter output 9CSEnable input 10SCLKClock input 11SINData input 12VDD2Power 13CV OUTVIDEO signal output 14NC 15CV INVIDEO signal input 16VDD1Power 17SYN INSync. separate circuit input 18SEP CSync. separate circuit bias voltage 19SEP OUTComplex sync. signal output 20SEP INVertical sync. signal input 21CTRL2NTSC/PAL-M switching input 22CTRL3SEP IN input control 23RSTReset input 24VDD1Power (+5V) CS9 RST23 VSS11 SIN11 SCLK10 OSCIN6 OSCOUT7 SYNIN17 SEPC18 SEPOUT19 CHARA8 VDD212 SEPIN20 CTRL322 4 CTRL1XtalINXtalOUTBLANKCVINCVOUTCTRL2 212351513 VDD124 Serial parallel converter 8-bits latch + command decoderHorizontal character size register Horizontal size counter Horizontal display position register Horizontal dot counter Vertical display position register Vertical dot counter Blinking and inversion control register Blinking and inversion control circuit Blinking and inversion control register Blinking and inversion control register Character control counter Line control counter Timing generator Synchronization signal generator Character output control Background control Video output control Display control register RAM write adress counter Display RAM Vertical character size register Vertical size counter Decoder Font RAM Shift register Decoder Horizontal character size register Horizontal character size register Horizontal character size register Horizontal character size register 23 AVR-2105/885 / AVC-1890 30 74LVX157 (IC810) 1A 1B 1Y 2A 2B 2Y GND 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 Vcc ST 4A 4B 4Y 3A 3B 3Y SELECT 5 SEL 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 1G 1A 1B 1Y0 1Y1 1Y2 1Y3 GND VCC 2G 2A 2B 2Y0 2Y1 2Y2 2Y3 FUNCTION TABLE (each decoder/demultiplexer) INPUTS OUTPUTS G SELECT OUTPUTS G BAY3Y2Y1Y0 LLLHHHL LLHHHLH LHLHLHH LHHLHHH HXXHHHH SN74LVC139APWR (IC820) LED SML1216W (LED901) REDGREEN 24 AVR-2105/885 / AVC-1890 16-ST-66GNK S38 S14 S9S1 S2 S3 S4 S5 S12 S13 S7S15 S6 S10 S11 G1 G1G2G3G4G5G6G7G16G15G13G12G10G9 158 G14G11G8 G2G16 12345678910111213141516171819 232425262728293031323334 F1F1S1S2S3S4S5S6S7S8S9S10 S11 S12 S13 S14 S15 S16 S17 20 2122353637383940 4142434445464748495051525354555657 S18 S19 S20 S21 S22 S23 S24 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S36S37 S38 G16 G15 G14 G13 G12 G11 G10G9G8G7G6G5G4G3G2G1F2F2 58 S13 S14 S15 S16 S17 S18 S19 S20 S21 S22 S23 S24 G1G2G3G4G5G6G7G8G9G10G11G12G13G14G15G16 S38 S36 S37 S38 -2 DBS TV -1 VDP TAPE /(DVD) /(MD) AUXDVD CDRV.AUX TUNER -2 -3 CD -1 PHONO VCR REC ZONE2 STEREO AUTO TUNED RDS CH S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S1 S2 S3 S4 S5 S6 S7 S9 S10 S11 S12 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 S20 S21 S22 S23 S24 S13 S14 S15 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 G2G16G1G2G16G1G2G16G1G2G16G1 DIGITAL PRO LOGICII S1 S6 S11 S16 S21 S26 S31 S2 S7 S12 S17 S22 S27 S32 S3 S8 S13 S18 S23 S28 S33 S4 S9 S14 S19 S24 S29 S34 S5 S10 S15 S20 S25 S30 S35 TUNED RDS STEREO AUTO REC ZONE2 PHONO VCR CD -1 TUNER -2-3V.AUX AUX CDR DVD / /TAPE VDPTV -1-2 /DBS PRO LOGICII DIGITAL DIGITAL ANALOG TUNED RDS STEREO AUTO REC ZONE2 PHONO VCR CD -1 TUNER -2-3V.AUX AUX CDR DVD/ /TAPE VDPTV -1-2 / DBS CH CH PRO LOGICII DIGITAL DIGITAL ANALOG FL DISPLAY Pin Assignment F1, F2 : Filament G1G16 : Grid S1S38 : Anode PIN NO. CONNECTION PIN NO. CONNECTION PIN NO. CONNECTION Anode K X3J X3; A X2 A X6 H X6 54 53 x4 45 F X4 G X2 D D X2 C A X19 7 46 C G A 40 39 36 35 37 C X2 B X3 A X2 A A X2 H X15 49 A 51 47 48 52 50 38 38 63 A x3 34 32 31 30 A X2 A A A 44 43 27 41 17 19 33 BACK BACK Parts marked with this symbolhave critical characteristics. Use ONLY replacement parts recommended by the manufacturer. WARNING: 230 AVR-2105/885 / AVC-1890 EXPLODEDB VIEW (FOR EUROPE, ASIA, KOREA MODEL) 65 A X10 55 56 A X19 A X2 E X2 L X2 A X4 A 58 22 64 X4 29 27 24 23 X4 25 61 24 28 60 25 26 A X2 A X2 A X2 A 57 A A E X4 A B X39 B A X3 J X3;K X3 J X3;K X3 A X2 A X6 B X3 38 H X6 F X4 53 x4 54 45 19 17 38 38 H X15 1 2 3 B X4 5 6 49 A X2 12 15 16 X4 21 9 10 11 13 4 8 14 18 20 A A 59 42 41 43 27 40 C G X2 C X2 46 C D X2 D 7 39 A G 34 37 35 36 A A X2 A 50 52 48 51 47 38 63 31 32 A x3 30 A A A X2 44 33 BACK BACK Parts marked with this symbolhave critical characteristics. Use ONLY replacement parts recommended by the manufacturer. WARNING: 231 AVR-2105/885 / AVC-1890 EXPLODED VIEW (FOR U.K., CHINA MODEL) 65 A X10 55 56 A X2 8 40 B X4 7 B X3 A X19 D C A X6 A X3 5 6 1 A C 48 47 50 52 51 49 H X15 A 46 15 16 X4 C X2 D G X2 A X2 A X2 A A G 372 12 21 4 14 3 9 10 11 13 41 27 A X2 28 64 X4 22 23 X4 29 57 61 26 25 24 24 25 A X2 A X4 E X4 E X2 A A A L X2 J X3;K X3 A A 27 A X2 A X2 60 B KEK G1C B X37 58 53 x4 54 J X3;K X3 F X4 38 38 A X2 38 H X6 38 39 34 35 36 A 63 A 31 30 A x3 A 17 19 18 20 59 42 44 43 33 32 BACK BACK Parts marked with this symbolhave critical characteristics. Use ONLY replacement parts recommended by the manufacturer. WARNING: 232 AVR-2105/885 / AVC-1890 EXPLODED VIEW (FOR TAIWAN R.O.C. MODEL) 65 A X10 56 55 A X2 A X4 A E X4 L X2 E X2 A A K X3 A X2 64 X4 29 28 22 23 X4 24 57 25 24 26 25 61 A A 27 A X2 A X2 60 B B X38 3 2 4 17 19 A X3 B X4 7 B X3 C A A X19 D X2 A X6 16 X4 15 6 5 1 A 39 40 A G C A X2 47 D 46 A X2 H X15 C X2 G X2 51 48 52 50 49 A A X2 36 35 37 A 58 54 53 x4 F X4 K X3 38 38 A X2 38 38 45 H X6 34 A 63 32 A A x3 30 31 11 10 9 12 13 14 21 27 41 44 42 20 18 59 43 33 BACK BACK Parts marked with this symbolhave critical characteristics. Use ONLY replacement parts recommended by the manufacturer. WARNING: 233 AVR-2105/885 / AVC-1890 EXPLODED VIEW (FOR JAPAN MODEL) 65 A X10 A X2 G X2 A X2 K X3 58 K X3 A X6 A X3 A 46 B X4 C D X2 D 7 A X19 F X4 38 38 A X2 53 x4 54 45 H X6 38 38 B X3 A X2 E X4 64 X4 24 23 X4 22 24 A A X2 27 A X2 A X2 B X41 A X2 25 60 26 28 29 57 25 A X4 A E X2 A A M X2 B 12 21 1 2 3 9 10 11 4 14 18 13 20 59 C C X2 5 6 31 A x3 30 39 40 A G 37 35 36 32 34 A 47 49 50 52 48 51 15 16 X4 H X15 A A A X2 42 44 41 43 27 A A 62 19 17 BACK BACK Parts marked with this symbolhave critical characteristics. Use ONLY replacement parts recommended by the manufacturer. WARNING: 234 AVR-2105/885 / AVC-1890 PARTS LIST OF EXPLODED VIEW (FOR U.S.A. & CANADA) Ref. No.Part No.Part NameRemarksQtyNew 00D 963 0155 009MAIN P.W.B ASSY1* 12SWITCH P.W.B ASSY 13POWER SWITCH P.W.B ASSY 15HEAD PHONE P.W.B ASSY 44VIDEO CNT P.W.B ASSY 39MAIN P.W.B ASSY 00D 963 0155 106CPU,FRONT P.W.B ASSY1* 17FRONT S-VIDEO P.W.B ASSY 18V.AUX P.W.B ASSY 19FRONT OPTICAL P.W.B ASSY 35CDR-CNT P.W.B ASSY 21FRONT P.W.B ASSY 31CPU P.W.B ASSY 00D 963 0155 203CNT,PRE-AMP P.W.B ASSY1* 32EXT-INPUT P.W.B ASSY 43VIDEO-PREOUT-CNT P.W.B ASSY 45OUTLET P.W.B ASSY 542CH-AMP P.W.B ASSY 30CNT P.W.B ASSY 40PRE-AMP P.W.B ASSY 00D 963 0155 300INPUT,VIDEO P.W.B ASSY1* 20MIC P.W.B ASSY 37VIDEO P.W.B ASSY 41COMPONENT P.W.B ASSY 42PRE-OUT P.W.B ASSY 34INPUT P.W.B ASSY 00D 963 0155 407DSP P.W.B ASSY1* 36DSP P.W.B ASSY 100D 963 0152 109WINDOW1 200D 963 0152 303INPUT KNOBAVR-21051 200D 963 0152 400INPUT KNOBAVA-8851 300D 963 0051 501DENON BADGEAVR-21051 300D 963 0051 527DENON BADGEAVA-8851 400D 963 0051 310LED LENS2 500D 963 0152 604VOLUME KNOBAVR-21051 500D 963 0152 701VOLUME KNOBAVA-8851 600D 963 0152 905SELECT KNOBAVR-21051 600D 963 0153 001SELECT KNOBAVA-8851 700D 963 0149 808FRONT PANELAVR-21051 700D 963 0149 905FRONT PANELAVA-8851 800D 963 0151 809RCA COVERAVR-21051 800D 963 0151 906RCA COVERAVA-8851 900D 963 0151 207FRONT FRAMEAVR-21051 900D 963 0151 702FRONT FRAMEAVA-8851 1000D 963 0137 807STANDBY LENS1 1100D 963 0140 001STANDBY BUTTONAVR-21051 1100D 963 0140 108STANDBY BUTTONAVA-8851 1400D 963 0139 708POWER BUTTONAVR-21051 1400D 963 0139 805POWER BUTTONAVA-8851 1600D 963 0094 8013KEY(A) BUTTON4 2200D 963 0137 205CHASSIS1 2300D 963 0137 904FOOT4 2400D 963 0051 103CARD SPACER2 2500D 960 0003 301PWB SUPPORTER2 2600D 960 0184 107SUPPORTER BRACKET1 2700D 963 0044 602P.C.SUPPORTER2 2800D 963 0092 609TRANS BRACKET1 235 AVR-2105/885 / AVC-1890 !2900D 963 0154 806POWER TRANS 1 3300D 963 0145 608TUNER,FM/AM1 3800D 960 0184 000BRACKET4 4600D 960 0184 204HEAT SINK-B BRACKET1 4700D 960 0184 301HEAT SINK-F BRACKET1 48-HEAT SINK1 4900D 963 0044 107Transistor 2SB1560-Y Q102C, FL, FR, SL, SR5 5000D 963 0044 204Transistor 2SD2390-Y Q101C, FL, FR, SL, SR5 5100D 963 0058 106Transistor 2SD947F Q103C, 3FL, FR, SL, SR5 5200D 960 0187 900POSISTOR1 5300D 963 0101 600PWB BRACKET4 5500D 960 0192 403STOPPER1 !5600D 963 0098 603CORD ASSY1 5700D 960 0183 807TERMINAL1 5800D 963 0101 804TRANS CUSHION1 5900D 960 0183 205TOP CABINETAVR-21051 5900D 963 0117 102TOP CABINETAVA-8851 6000D 963 0150 402BACK PANELAVR-21051 6000D 963 0150 509BACK PANELAVA-8851 63-TAPE1 6400D 960 0235 205FOOT CUSHION4 6500D 963 0161 608BOTTOM BRACKET1 00D 960 0155 301CLAMP5 00D 963 0120 403FUSE CAUTION LABEL1 00D 963 0161 404CABLE,FLAT CARD 1.25MM1 00D 963 0161 501CABLE,FLAT CARD 1.25MM1 00D 963 0140 409LICENCE LABEL1 SCREWS A00D 963 0018 007Screw (2S 3*8 ZNY/BH)64 B00D 960 0108 701Screw (2S 3*10 DOT BK)48 C00D 960 9008 420Screw (2S 3*8 WASHER)4 D00D 963 9004 054Screw (2S 3*15 ZNY/BH)3 E00D 963 9004 025Screw (3S 4*6 ZNY/BH)6 F00D 960 9008 417Screw (3S 4*8 ZNY/BH)4 G00D 963 0018 104Screw (2S 3*17 ZNY/BH)1 H00D 963 9006 175Screw (2S 3*14 ZNY/HH)21 J00D 963 0048 307Screw (2S 4*8 DOT BK)AVR-21056 K00D 963 9004 012Screw (2S 4*8 DOT NI)AVA-8856 Ref. No.Part No.Part NameRemarksQtyNew 236 AVR-2105/885 / AVC-1890 PARTS LIST OF EXPLODED VIEW (FOR EUROPE, ASIA & KOREA) Ref. No.Part No.Part NameRemarksQtyNew 00D 963 0155 504MAIN P.W.B ASSYEurope, Asia1* 00D9630156406MAIN P.W.B ASSYKorea1* 12SWITCH P.W.B ASSY 13POWER SWITCH P.W.B ASSY 15HEAD PHONE P.W.B ASSY 44VIDEO CNT P.W.B ASSY 39MAIN P.W.B ASSY 00D 963 0155 805CPU,FRONT P.W.B ASSYEurope, Asia1* 00D 963 0156 804CPU,FRONT P.W.B ASSYKorea1* 17FRONT S-VIDEO P.W.B ASSY 18V.AUX P.W.B ASSY 19FRONT OPTICAL P.W.B ASSY 35CDR-CNT P.W.B ASSY 21FRONT P.W.B ASSY 31CPU P.W.B ASSY 00D 963 0155 601CNT,PRE-AMP P.W.B ASSYEurope, Asia1* 00D 963 0156 503CNT,PRE-AMP P.W.B ASSYKorea1* 32EXT-INPUT P.W.B ASSY 43VIDEO-PREOUT-CNT P.W.B ASSY 45OUTLET P.W.B ASSY 542CH-AMP P.W.B ASSY 30CNT P.W.B ASSY 40PRE-AMP P.W.B ASSY 00D 963 0156 008INPUT,VIDEO P.W.B ASSYEurope, Asia1* 00D 96 30156 600INPUT,VIDEO P.W.B ASSYKorea1* 20MIC P.W.B ASSY 37VIDEO P.W.B ASSY 41COMPONENT P.W.B ASSY 42PRE-OUT P.W.B ASSY 34INPUT P.W.B ASSY 00D 963 0155 407DSP P.W.B ASSY1* 36DSP P.W.B ASSY 100D 963 0149 604WINDOWEurope, Asia1 100D 963 0138 204WINDOWKorea1 200D 963 0152 303INPUT KNOBBlack model1 200D 963 0152 400INPUT KNOBSilver model1 200D 963 0152 507INPUT KNOBGold model1 300D 963 0051 501DENON BADGEBlack model1 300D 963 0051 527DENON BADGESilver model1 300D 963 0051 514DENON BADGEGold model1 400D 963 0051 310LED LENS2 500D 963 0152 604VOLUME KNOBBlack model1 500D 963 0152 701VOLUME KNOBSilver model1 500D 963 0152 808VOLUME KNOBGold model1 600D 963 0152 905SELECT KNOBBlack model1 600D 963 0153 001SELECT KNOBSilver model1 600D 963 0153 108SELECT KNOBGold model1 700D 963 0150 004FRONT PANELBlack model1 700D 963 0150 101FRONT PANELSilver model1 700D 963 0150 208FRONT PANELGold model1 800D 963 0151 809RCA COVEREurope (Black model)1 800D 963 0151 906RCA COVEREurope (Silver model)1 800D 963 0152 002RCA COVERAsia1 900D 963 0151 304FRONT FRAMEBlack model1 900D 963 0151 605FRONT FRAMESilver model1 900D 963 0151 401FRONT FRAMEGold model1 1000D 963 0137 807STANDBY LENS1 237 AVR-2105/885 / AVC-1890 1100D 963 0140 001STANDBY BUTTONBlack model1 1100D 963 0140 108STANDBY BUTTONSilver model1 1100D 963 0140 205STANDBY BUTTONGold model1 1400D 963 0139 708POWER BUTTONBlack model1 1400D 963 0139 805POWER BUTTONSilver model1 1400