Denon-DNX300-mix-sm维修电路原理图.pdf

SERVICE MANUALDJ MIXERMODELDN-X300For U.S.A., Canada, Europe, U.K.,Asia, China, Taiwan R.O.C., Korea& Japan modelTOKYO, JAPANX0212V.01 DE/CDM 0408Some illustrations using in this service manual areslightly different from the actual set.Please use this service manual with referring to theoperating instructions without fail.For purposes of improvement, specifications anddesign are subject to change without notice.本文中使用、説明都合上現物多少異場合。修理際、必取扱説明書参照上、作業行。前、必読。本機、火災、感電、対安全性確保、配慮、法的電気用品安全法、所定許可得製造。従際、安全性維持、記載注意事項必守。本機仕様性能改良、予告変更。補修用性能部品保有期間、製造打切後8年。注意Ver. 1RadioFans.CN 收音机爱 好者资料库2DN-X300SAFETY PRECAUTIONSThe following check should be performed for the continued protection of the customer and service technician.LEAKAGE CURRENT CHECKBefore returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassisresistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of thepower cord is less than 460 kohms, the unit is defective.(1)(2)500V1M(1)(2)RadioFans.CN 收音机爱 好者资料库3DN-X300DISASSEMBLY(Follow the procedure below in reverse order when reassembling.)1. Top Panel(1) Pull out the Knobs from the Top Panel.(2) Remove the 6 screws attaching the Top Panel.(3) Pull up the Front Panel.Note:? Be careful in the attachment direction.4DN-X3002. Crossfader Unit(1) Remove the 2 screws attaching the Crossfader Unit.(2) Pull up the Crossfader Unit and disconnect the connector.Note:? Be careful in the attachment direction.3. Channel Fader Unit(1) Remove the 3 screws attaching the Channel Fader Unit.(2) Pull up the Channel Fader Unit and disconnect the connector.5DN-X3004. Input Selector Unit(1) Remove the 2 screws attaching the Input Selector Unit.(2) Pull up the Input Selector Unit and disconnect the connector.Note:? Be careful in the attachment direction.5. Top Panel Unit(1) Remove the 6 screws from the both-sides side.(2) Remove the 2 screws from the rear side.(3) Remove the 5 screws from the front side.(4) Remove the 4 screws from the bottom side.(5) Pull up the front side of the Top Unit.(6) Disconnect the connectors.6DN-X300BLOCK DIAGRAM7DN-X300SEMICONDUCTORS 半導体一覧表Only major semiconductors are shown, general semiconductors etc. are omitted to list.主半導体記載。汎用半導体記載省略。 1. ICsMAX003 (IC801)MAX003 Terminal FunctionPin No.Pin NameSymbolI/ODetInt PuExtResIniFunction1VCLVCL-VCL(capacitor between this pin and GND)in 5V operation models,and as Vcc in 3V operation models.2PB0CH1FSI-PuLHCH1 FADER START SW L : ON3PB1PB1O-PuLLNot used4PB2PB2O-PuLLNot used5PB3PB3O-PuLLNot used6PB4PB4O-PuLLNot used7PB5PB5O-PuLHNot used8PB6FX2SWI-PuLHPGM2 EFFECT LOOP ON/OFF SW L : ON (DN-X300 only)9PB7CHREVI-PuLHCH REVERSE SW L : ON10_RESO_RESOO-Not used11VssVss-GND(0V)12P90P90O-LLNot used13P91P91O-LLNot used14P92P92O-LLNot used15P93P93O-LLNot used16P94P94O-LLNot used17P95P95O-LLNot used18P40P40O-ON-LLNot used19P41P41O-ON-LLNot used20P42P42O-ON-LLNot used21P43PC1AI/O-ON-LHPGM1 Fader PLAY output 30msec L pulse22VssVss-GND(0V)23P44PC1BI/O-ON-LHPGM1 Fader CUE output 30msec L pulse24P45PC2AI/O-ON-LHPGM2 Fader PLAY output 30msec L pulse25P46PC2BI/O-ON-LHPGM2 Fader CUE output 30msec L pulse26P47P47O-ON-LLNot used27D8D0D/I-Data bus28D9D1D/I-Data bus29D10D2D/I-Data bus30D11D3D/I-Data bus31D12D4D/I-Data bus32D13D5D/I-Data bus75761001252650518DN-X30033D14D6D/I-Data bus34D15D7D/I-Data bus35VccVcc-Power supply(+5V)36A0A0A/O-Address bus37A1A1A/O-Address bus38A2A2A/O-Address bus39A3A3A/O-Address bus40A4A4A/O-Address bus41A5A5A/O-Address bus42A6A6A/O-Address bus43A7A7A/O-Address bus44VssVss-GND(0V)45A8A8A/O-Address bus46A9A9A/O-Address bus47A10A10A/O-Address bus48A11A11A/O-Address bus49A12A12A/O-Address bus50A13A13A/O-Address bus51A14A14A/O-Address bus52A15A15A/O-Address bus53A16A16A/O-Address bus54A17A17A/O-Address bus55P52_FX1ONO-ON-LHPGM1 EFFECT LOOP enabler L : enabler (DN-X300 only)56P53_FX2ONO-ON-LHPGM2 EFFECT LOOP enabler L : enabler (DN-X300 only)57VssVss-GND(0V)58P60LEDFX1O-PuLHPGM1 EFFECT LOOP LED control. (DN-X300 only)59P61LEDFX2O-PuLHPGM2 EFFECT LOOP LED control. (DN-X300 only)60P62FX1SWI-LHPGM1 EFFECT LOOP ON/OFF SW L : ON (DN-X300 only)61P67P67I-HHDN-X100/300 program selected Pin L : DN-X30062_STBY_STBY-HWhen driven low,this pin forces a transition to hardware standby mode.63_RES_RES-Reset signal L : Reset 64NMINMII-Pu-HNot used65VssVss-GND(0V)66EXTALEXTAL-OSC 16MHz67XTALXTAL-OSC 16MHz68VccVcc-Power supply(+5V)69_AS_AS-Not used70_RD_RDO-Goes low to indicate reading from the external address space71_HWR_HWR-Not used72P66JDETI-LHCheck Send Return jack inserted 73MD0MD0I-IC Operating mode control 74MD1MD1I-IC Operating mode control 75MD2MD2I-IC Operating mode control 76AvccAvcc-Power supply pin for the A/D converters(+5V).77VrefVref-Reference voltage input pin for the A/D converters(+5V).78P70,AN0CH1FADERI-Hi-zCH1 FADER VR A/D converter79P71,AN1CFFADERI-Hi-zCROSS FADER VR A/D converter80P72,AN2CH2FADERI-Hi-zCH2 FADER VR A/D converter81P73,AN3CH1CUREVI-Hi-zCH1 FADER CONTOUR VR A/D converter82P74,AN4CFCUREVI-Hi-zCROSS FADER CONTOUR VR A/D converter83P75,AN5CH2CUREVI-Hi-zCH2 FADER CONTOUR VR A/D converter84P76,AN6AN6I-Hi-zNot used85P77,AN7AN7I-Hi-zNot used86AvssAvss-Ground pin for A/D converters(0V).87P80P80O-PuLLNot usedPin No.Pin NameSymbolI/ODetInt PuExtResIniFunction9DN-X30088P81P81O-PuLLNot used89P82P82O-PuLLNot used90P83CH1REVO-PuLHCH1 FADER REVERSE SW L : ON91P84,_CS_CEO-LLChip select signal.92VssVss-GND(0V)93PA0CFREVI-PuLHCROSSFADER REVERSE SW L : ON94PA1CH2REVI-PuLHCH2 FADER REVERSE SW L : ON95PA2CH2FSI-PuLHCH2 FADER START SW L : ON96PA32CFSI-PuLHCROSSFADER START B SW L : ON97PA4C1O-LHPWM output control PGM1 volume98PA51CFSI-PuLHCROSSFADER START A SW L : ON99PA6C2O-LHPWM output control PGM2 volume100PA7PA7O-PuLLNot usedPin No.Pin NameSymbolI/ODetInt PuExtResIniFunction10DN-X300LB1482M (IC701)TC4053BF (IC507)NJM2060 (IC105, 106, 205, 206, 952)LB1482M123456789101112131415212019181716272625302928242322PHD1CH2 INOSCNCVcc1Vcc2MUTECH1 INCR18P/5PAC/DCA GNDDC INCR2O9O10O11O12D2NCO3O4O5GNDO1O2O6O7O8AC IN (1)AC IN (2)DC INInsidereferencevoltageOSCLOGICCONTROLPEAK HOLDLOGICCONTROLSWITCHERO1D1Vcc2(Power system)8P/5PACDCP/HMUTEOSCGNDVcc1A GNDCH1 INCH2 INDC INCR1CR2(Signal system)O2D2O3O4O5O6O7O8O9O10O11O1219272829301716142345678910111213124182322212526IYOYIZZ-COMOZINHVEEVss12345678161514131211109VDDY-COMX-COMIXOXABC1A OUTPUTB OUTPUTV+A +INPUTB +INPUTA -INPUTB -INPUTD OUTPUTC OUTPUTV-D +INPUTC +INPUTD -INPUTC -INPUTADBC23456714131211109811DN-X300THAT2180 (IC111, 112, 211, 212)1M FLASH MEMORY (IC802)ADG212A (IC113, 213)BD4745G (IC803)BIAS CURRENTCOMPENSATIONVbeMULTI-PLIEROutputSymIsetV-VccEc+Ec-IadjInputGnd723845162k25Pin NameSIP PinInput1Ec+2Ec3Sym4V5Gnd6V+7Output814321 32 31 30IOIOGNDIOIOIOIO1312111098765IOA0A1A2A3A4A5A6A721222324252627282914 15 16 17 18 19 20IOCEA10OEA11A9A8A13A14A12A15A16NCVCCWENCIN1S1D1S2D2S3D3S4D4IN2IN3IN412345678IN1D1S1VSSGNDS4D4IN4IN2D2S2VDDVLS3D3IN316151413121110912354NCSUBGNDVccVout12DN-X300PRINTED WIRING BOARDSMIXER P.W.B. UNITCOMPONENT SIDE13DN-X300FOIL SIDE14DN-X300OUTPUT P.W.B. UNITCOMPONENT SIDEFOIL SIDE15DN-X300JACK P.W.B. UNITFOIL SIDECOMPONENT SIDE16DN-X300CPU P.W.B. UNITCOMPONENT SIDEFOIL SIDE17DN-X300REVERSE P.W.B. UNITPHONE P.W.B. UNITFOIL SIDEFADER START P.W.B. UNITCOMPONENT SIDECOMPONENT SIDECH VR P.W.B. UNITTRANS P.W.B. UNITCOMPONENT SIDECOMPONENT SIDECOMPONENT SIDEFOIL SIDE18DN-X300NOTE FOR PARTS LIST5%1/4W1/16WssssssssssssRD :2B : 1/8 WF :1%P:RC :2E : 1/4 WG :2%NL :RS:2H : 1/2 WJ :5%NB :RW :3A : 1WK :10%FR :RN :3D : 2WM :20%F:RK :3F: 3W3H : 5WRN14K2E182GFR182?1800=1.8k021R2?1.212RCE04W1H2R2MBPCE:0J: 6.3 VF: 1%HS :CA :1A : 10VG : 2%BP :CS:1C : 16VJ: 5%HR :CQ :1E : 25VK : 10%DL :CK :1V : 35VM : 20%HF :CC :1H : 50VZ: +80%U:ULCP:2A : 100 V20%C:CSACM :2B : 125 VP: +100%W:UL-CSACF:2C : 160 V 0%F:CH :2D : 200 VC : 0.25pF2E : 250 VD : 0.5pF2H : 500 V=:2J: 630 V222?2200F02F222?2200pF=0.0022F02pFpF221?220pF2(02)0(001)2R2?2.2F12RFACRD : Carbon2B : 1/8WF: 1%P: Pulse-resistant typeRC : Composition2E : 1/4WG: 2%NL : Low noise typeRS : Metal oxide film2H : 1/2WJ: 5%NB : Non-burning typeRW : Winding3A : 1WK: 10%FR : Fuse-resistorRN : Metal film3D : 2WM: 20%F: Lead wire formingRK : Metal mixture3F : 3W3H : 5WCE : Aluminum foil0J: 6.3VF: 1%HS : High stability typeelectrolyticCA : Aluminum solid1A : 10VG : 2%BP : Non-polar typeelectrolyticCS : Tantalum electrolytic1C : 16VJ: 5%HR : Ripple-resistant typeCQ : Film1E : 25VK : 10%DL : For change and dischargeCK : Ceramic1V : 35VM : 20%HF : For assuring highrequencyCC : Ceramic1H : 50VZ: +80%U: UL partCP : Oil2A : 100V20%C: CSA partCM : Mica2B : 125VP : +100%W : UL-CSA typeCF : Metallized2C : 160V0%F: Lead wire formingCH : Metallized2D : 200VC : 0.25pF2E : 250VD : 0.5pF2H : 500V=: Others2J: 630VlPart indicated with the mark ? are not always in stock and possibly totake a long period of time for supplying, or in some case supplying ofpart may be refused.lWhen ordering of part, clearly indicate 1 and I (i) to avoid mis-supplying.lOrdering part without stating its part number can not be supplied.lPart indicated with the mark is not illustrated in the exploded view.lNot including Carbon Film Resister 5%, 1/4W Type in the P.W.Boardparts list. (Refer to the Schematic Diagram for those parts.)lNot including Carbon Chip Resister 1/16W Type in the P.W.Board partslist. (Refer to the Schematic Diagram for those parts.)WARNING:Parts marked with this symbol have critical characteristics.Use ONLY replacement parts recommended by the manufacturer.l l l l lResistorsEx.:RN14K2E182GFRType ShapePower Resist- Allowable Othersand per-anceerrorformance Resistance1 821800 ohm = 1.8 kohmIndicates number of zeros after effective number.2-digit effective number. Units: ohm1 R21.2 ohm1-digit effective number.2-digit effective number, decimal point indicated by R. Units: ohml l l l lCapacitorsEx.:CE04W1H2R2MBPTypeShapeDielectric Capacity Allowable Othersand per- strengtherrorformance Capacity (electrolyte only)2 222200FIndicates number of zeros after effective number.2-digit effective number. Units: F.2 R22.2F1-digit effective number.2-digit effective number, decimal point indicated by R. Units: F. Capacity (except electrolyte)2 222200pF=0.0022F(More than 2)Indicates number of zeros after effective number.2-digit effective number. Units: pF.2 21220pF(0 or 1)Indicates number of zeros after effective number.2-digit effective number. Units: pF. When the dielectric strength is indicated in AC, AC is included after the dieelectricstrength value.19DN-X300PARTS LIST OF P.W.B. UNIT本表記載部品、補修用部品製品使用部品一部、形状、寸法異場合Note: The symbols in the column Remarks indicate the following destinations.E3: U.S.A. & Canada modelE2: Europe modelEK: U.K. modelE2A: Asia modelE1C: China modelEUT: Taiwan R.O.C. modelE1K: Korea modelJP: Japan modelMIXER P.W.B. UNIT ASSYRef. No.Part No.Part NameRemarksQtyNewSEMICONDUCTORS GROUPIC105,10600D 958 7035 900IC(NJM-2060V)*IC107-10900D 958 7036 006IC(BA15218F)*IC205,20600D 958 7035 900IC(NJM-2060V)*IC207-20900D 958 7036 006IC(BA15218F)*IC30200D 958 7036 006IC(BA15218F)*IC402-40700D 958 7036 006IC(BA15218F)*IC50500D 958 7036 006IC(BA15218F)*IC50600D 958 7035 104IC(NJM-4556AD)*IC50700D 958 7034 804IC(TC4053BFN)*IC70100D 958 7035 201IC(LB1482M)*Q103,10400D 958 7034 707TRANSISTOR(2SC2878-B)*Q10500D 958 0040 507TRANSISTOR(2SC1740R)Q203,20400D 958 7034 707TRANSISTOR(2SC2878-B)*Q20500D 958 0040 507TRANSISTOR(2SC1740R)Q30300D 958 0040 701TRANSISTOR(DTA124ES)*Q401,40200D 958 7034 707TRANSISTOR(2SC2878-B)*Q501-50400D 958 7034 707TRANSISTOR(2SC2878-B)*D101-10400D 958 0041 700LED ( RED )D201-20400D 958 0041 700LED ( RED )D50100D 958 0041 700LED ( RED )D70100D 958 7019 308LED (BLUE)D705-71600D 958 0041 807LED ( GREEN )D717-72200D 958 0045 104LED ( YELLOW )D723,72400D 958 0041 700LED ( RED )D804-80600D 958 0041 700LED ( RED )ZD501,50200D 958 0049 003ZENER DIODE(MTZJ8.2-B)RESISTORS GROUPVR10100D 958 7036 307ROTARY VR(20KMN,RD09L124A01B)*VR10200D 958 7036 404ROTARY VR(20KA*2,RD09L12D001D)*VR103-10500D 958 7036 307ROTARY VR(20KB*2,RD09L124A01A)*VR20100D 958 7036 307ROTARY VR(20KMN,RD09L124A01B)*VR20200D 958 7036 404ROTARY VR(20KA*2,RD09L12D001D)*VR203-20500D 958 7036 307ROTARY VR(20KB*2,RD09L124A01A)*VR30100D 958 7036 608ROTARY VR(20KA,RD09L114003D)*VR302,30300D 958 7036 501ROTARY VR(50KB,RD09L114A01B)*VR40100D 958 7036 705ROTARY VR(50KB*2,RD09L12D001E)*VR402-40400D 958 7036 404ROTARY VR(20KA*2,RD09L12D001D)*VR50100D 958 7036 802ROTARY VR(20KB*2,RD09L12DA00A)*VR50200D 958 7036 404ROTARY VR(20KA*2,RD09L12D001D)*VR701,70200D 958 7019 502SEMI FIXED RESISTOR(3.3K OHM)*20DN-X300CAPACITORS GROUPC11800D 958 7030 905CHIP CAPACITOR(0.1uF/ 50V,Z)*C119,12000D 958 7033 902ELEC. CAPACITOR(1uF/50V,M)*C121,12200D 958 7030 808CHIP CAPACITOR(100pF/50V,J)*C125,12600D 958 7032 204POLYESTER CAPACITOR(0.0082uF/50V,J)*C127,12800D 958 7030 905CHIP CAPACITOR(0.1uF/ 50V,Z)*C129-13200D 958 7032 000POLYESTER CAPACITOR(0.0018uF/50V,J)*C135,13600D 958 7033 407POLYESTER CAPACITOR(0.1uF/100V,J)*C139,14000D 958 7032 505POLYESTER ACPACITOR(0.056uF/50V,J)*C141,14200D 958 7029 806POLYESTER CAPACITOR(0.01uF/50V,J)*C147,14800D 958 7032 204POLYESTER CAPACITOR(0.0082uF/50V,J)*C151,15200D 958 0021 209POLYESTER CAPACITOR(0.0047uF/100V,J)C153,15400D 958 7031 700POLYESTER CAPACITOR(820pF/50V,J)*C159,16000D 958 7033 407POLYESTER CAPACITOR(0.1uF/100V,J)*C161-16400D 958 7033 106POLYESTER CAPACITOR(0.022uF/50V,J)*C165-16800D 958 7032 602ELEC. CAPACITOR(4.7uF/50V,M)*C169,17000D 958 7034 008ELEC. CAPACITOR(10uF/25V,M)*C171,17200D 958 7030 206CHIP CAPACITOR(33pF/50V,J)*C173,17400D 958 7029 107CERAMIC CAPACITOR(0.1uF/50V,Z)*C175,17600D 958 7030 002CHIP CAPACITOR(47pF/50V,J)*C177-18000D 958 7034 008ELEC. CAPACITOR(10uF/25V,M)*C189-19200D 958 7034 008ELEC. CAPACITOR(10uF/25V,M)*C21800D 958 7030 905CHIP CAPACITOR(0.1uF/ 50V,Z)*C219,22000D 958 7033 902ELEC. CAPACITOR(1uF/50V,M)*C221,22200D 958 7030 808CHIP CAPACITOR(100pF/50V,J)*C225,22600D 958 7032 204POLYESTER CAPACITOR(0.0082uF/50V,J)*C227,22800D 958 7030 905CHIP CAPACITOR(0.1uF/ 50V,Z)*C229-23200D 958 7032 000POLYESTER CAPACITOR(0.0018uF/50V,J)*C235,23600D 958 7033 407POLYESTER CAPACITOR(0.1uF/100V,J)*C239,24000D 958 7032 505POLYESTER ACPACITOR(0.056uF/50V,J)*C241,24200D 958 7029 806POLYESTER CAPACITOR(0.01uF/50V,J)*C247,24800D 958 7032 204POLYESTER CAPACITOR(0.0082uF/50V,J)*C251,25200D 958 0021 209POLYESTER CAPACITOR(0.0047uF/100V,J)C253,25400D 958 7031 700POLYESTER CAPACITOR(820pF/50V,J)*C259,26000D 958 7033 407POLYESTER CAPACITOR(0.1uF/100V,J)*C261-26400D 958 7033 106POLYESTER CAPACITOR(0.022uF/50V,J)*C265-26800D 958 7032 602ELEC. CAPACITOR(4.7uF/50V,M)*C269,27000D 958 7034 008ELEC. CAPACITOR(10uF/25V,M)*C271,27200D 958 7030 206CHIP CAPACITOR(33pF/50V,J)*C273,27400D 958 7030 905CHIP CAPACITOR(0.1uF/ 50V,Z)*C275,27600D 958 7030 002CHIP CAPACITOR(47pF/50V,J)*C277-28000D 958 7034 008ELEC. CAPACITOR(10uF/25V,M)*C31000D 958 7033 708CHIP CAPACITOR(68pF/50V,J)*C31100D 958 7034 008ELEC. CAPACITOR(10uF/25V,M)*C31200D 958 7032 301POLYESTER CAPACITOR(0.027u