Denon-DNX300-mix-sm维修电路原理图.pdf

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1、SERVICE MANUAL DJ MIXER MODELDN-X300 For U.S.A., Canada, Europe, U.K., Asia, China, Taiwan R.O.C., Korea & Japan model TOKYO, JAPAN X0212V.01 DE/CDM 0408 Some illustrations using in this service manual are slightly different from the actual set. Please use this service manual with referring to the o

2、perating instructions without fail. For purposes of improvement, specifications and design 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. 1 RadioFans.CN 收音

3、机爱 好者资料库 2 DN-X300 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 resistanc

4、e check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective. (1) (2) 500V 1M (1) (2) RadioFans.CN 收音机爱 好者资料库 3 DN-X300 DISASSEMBLY (Follow the procedure below in reverse order when reassemblin

5、g.) 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. 4 DN-X300 2. Crossfader Unit (1) Remove the 2 screws attaching the Crossfader Unit. (2) Pull up the Crossfader Uni

6、t 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. 5 DN-X300 4. Input Selector Unit (1) Remove the 2 screws attaching the Inpu

7、t 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 t

8、he 4 screws from the bottom side. (5) Pull up the front side of the Top Unit. (6) Disconnect the connectors. 6 DN-X300 BLOCK DIAGRAM 7 DN-X300 SEMICONDUCTORS 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. ICs MAX003 (IC801) MAX003 Te

9、rminal Function Pin No. Pin NameSymbolI/ODetInt PuExtResIniFunction 1VCLVCL- VCL(capacitor between this pin and GND)in 5V operation models,and as Vcc in 3V operation models. 2PB0CH1FSI-PuLHCH1 FADER START SW L : ON 3PB1PB1O-PuLLNot used 4PB2PB2O-PuLLNot used 5PB3PB3O-PuLLNot used 6PB4PB4O-PuLLNot us

10、ed 7PB5PB5O-PuLHNot used 8PB6FX2SWI-PuLHPGM2 EFFECT LOOP ON/OFF SW L : ON (DN-X300 only) 9PB7CHREVI-PuLHCH REVERSE SW L : ON 10_RESO_RESOO-Not used 11VssVss-GND(0V) 12P90P90O-LLNot used 13P91P91O-LLNot used 14P92P92O-LLNot used 15P93P93O-LLNot used 16P94P94O-LLNot used 17P95P95O-LLNot used 18P40P40O

11、-ON-LLNot used 19P41P41O-ON-LLNot used 20P42P42O-ON-LLNot used 21P43PC1AI/O-ON-LHPGM1 Fader PLAY output 30msec L pulse 22VssVss-GND(0V) 23P44PC1BI/O-ON-LHPGM1 Fader CUE output 30msec L pulse 24P45PC2AI/O-ON-LHPGM2 Fader PLAY output 30msec L pulse 25P46PC2BI/O-ON-LHPGM2 Fader CUE output 30msec L puls

12、e 26P47P47O-ON-LLNot used 27D8D0D/I-Data bus 28D9D1D/I-Data bus 29D10D2D/I-Data bus 30D11D3D/I-Data bus 31D12D4D/I-Data bus 32D13D5D/I-Data bus 75 76 100 125 26 50 51 8 DN-X300 33D14D6D/I-Data bus 34D15D7D/I-Data bus 35VccVcc-Power supply(+5V) 36A0A0A/O-Address bus 37A1A1A/O-Address bus 38A2A2A/O-Ad

13、dress bus 39A3A3A/O-Address bus 40A4A4A/O-Address bus 41A5A5A/O-Address bus 42A6A6A/O-Address bus 43A7A7A/O-Address bus 44VssVss-GND(0V) 45A8A8A/O-Address bus 46A9A9A/O-Address bus 47A10A10A/O-Address bus 48A11A11A/O-Address bus 49A12A12A/O-Address bus 50A13A13A/O-Address bus 51A14A14A/O-Address bus

14、 52A15A15A/O-Address bus 53A16A16A/O-Address bus 54A17A17A/O-Address bus 55P52_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) 59P61LED

15、FX2O-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-X300 62_STBY_STBY-HWhen driven low,this pin forces a transition to hardware standby mode. 63_RES_RES-Reset signal L : Reset 64NMINM

16、II-Pu-HNot used 65VssVss-GND(0V) 66EXTALEXTAL-OSC 16MHz 67XTALXTAL-OSC 16MHz 68VccVcc-Power supply(+5V) 69_AS_AS-Not used 70_RD_RDO-Goes low to indicate reading from the external address space 71_HWR_HWR-Not used 72P66JDETI-LHCheck Send Return jack inserted 73MD0MD0I-IC Operating mode control 74MD1M

17、D1I-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 converter 79P71,AN1CFFADERI-Hi-zCROSS FADER VR A/D converter 80P72,AN

18、2CH2FADERI-Hi-zCH2 FADER VR A/D converter 81P73,AN3CH1CUREVI-Hi-zCH1 FADER CONTOUR VR A/D converter 82P74,AN4CFCUREVI-Hi-zCROSS FADER CONTOUR VR A/D converter 83P75,AN5CH2CUREVI-Hi-zCH2 FADER CONTOUR VR A/D converter 84P76,AN6AN6I-Hi-zNot used 85P77,AN7AN7I-Hi-zNot used 86AvssAvss-Ground pin for A/D

19、 converters(0V). 87P80P80O-PuLLNot used Pin No. Pin NameSymbolI/ODetInt PuExtResIniFunction 9 DN-X300 88P81P81O-PuLLNot used 89P82P82O-PuLLNot used 90P83CH1REVO-PuLHCH1 FADER REVERSE SW L : ON 91P84,_CS_CEO-LLChip select signal. 92VssVss-GND(0V) 93PA0CFREVI-PuLHCROSSFADER REVERSE SW L : ON 94PA1CH2R

20、EVI-PuLHCH2 FADER REVERSE SW L : ON 95PA2CH2FSI-PuLHCH2 FADER START SW L : ON 96PA32CFSI-PuLHCROSSFADER START B SW L : ON 97PA4C1O-LHPWM output control PGM1 volume 98PA51CFSI-PuLHCROSSFADER START A SW L : ON 99PA6C2O-LHPWM output control PGM2 volume 100PA7PA7O-PuLLNot used Pin No. Pin NameSymbolI/OD

21、etInt PuExtResIniFunction 10 DN-X300 LB1482M (IC701) TC4053BF (IC507)NJM2060 (IC105, 106, 205, 206, 952) LB1482M 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 21 20 19 18 17 16 27 26 25 30 29 28 24 23 22 PH D1 CH2 IN OSC NC Vcc1 Vcc2 MUTE CH1 IN CR1 8P/5P AC/DC A GND DC IN CR2 O9 O10 O11 O12 D2 NC O3 O4 O5 GN

22、D O1 O2 O6 O7 O8 AC IN (1) AC IN (2) DC IN Inside reference voltage OSC LOGIC CONTROL PEAK HOLD LOGIC CONTROL SWITCHER O1 D1 Vcc2 (Power system) 8P/5PAC DC P/HMUTE OSC GND Vcc1 A GND CH1 IN CH2 IN DC IN CR1 CR2 (Signal system) O2 D2 O3 O4 O5 O6 O7 O8 O9 O10 O11 O12 19 27282930 17 16 14 2 3 4 5 6 7 8

23、 9 10 11 12 13 1 24 18 23 22 21 25 26 IY OY IZ Z-COM OZ INH VEE Vss 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 VDD Y-COM X-COM IX OX A B C 1A OUTPUT B OUTPUT V+ A +INPUT B +INPUT A -INPUT B -INPUT D OUTPUT C OUTPUT V- D +INPUT C +INPUT D -INPUT C -INPUT AD B C 2 3 4 5 6 7 14 13 12 11 10 9 8 11 DN-X300 T

24、HAT2180 (IC111, 112, 211, 212) 1M FLASH MEMORY (IC802)ADG212A (IC113, 213) BD4745G (IC803) BIAS CURRENT COMPENSATION Vbe MULTI- PLIER Output Sym Iset V- Vcc Ec+ Ec- Iadj Input Gnd 7 2 3 8 4 5 1 6 2k 25 Pin NameSIP Pin Input1 Ec+2 Ec3 Sym4 V5 Gnd6 V+7 Output8 1 4321 32 31 30 IO IO GND IO IO IO IO 13

25、12 11 10 9 8 7 6 5 IO A0 A1 A2 A3 A4 A5 A6 A7 21 22 23 24 25 26 27 28 29 14 15 16 17 18 19 20 IO CE A10 OE A11 A9 A8 A13 A14 A12 A15 A16 NC VCC WE NC IN1 S1 D1 S2 D2 S3 D3 S4 D4 IN2 IN3 IN4 1 2 3 4 5 6 7 8 IN1 D1 S1 VSS GND S4 D4 IN4 IN2 D2 S2 VDD VL S3 D3 IN3 16 15 14 13 12 11 10 9 123 54 NCSUBGND

26、VccVout 12 DN-X300 PRINTED WIRING BOARDS MIXER P.W.B. UNIT COMPONENT SIDE 13 DN-X300 FOIL SIDE 14 DN-X300 OUTPUT P.W.B. UNIT COMPONENT SIDEFOIL SIDE 15 DN-X300 JACK P.W.B. UNIT FOIL SIDECOMPONENT SIDE 16 DN-X300 CPU P.W.B. UNIT COMPONENT SIDEFOIL SIDE 17 DN-X300 REVERSE P.W.B. UNITPHONE P.W.B. UNIT

27、FOIL SIDE FADER START P.W.B. UNIT COMPONENT SIDE COMPONENT SIDE CH VR P.W.B. UNITTRANS P.W.B. UNIT COMPONENT SIDE COMPONENT SIDE COMPONENT SIDE FOIL SIDE 18 DN-X300 NOTE FOR PARTS LIST 5%1/4W 1/16W ss ss ss ss ss ss RD :2B : 1/8 WF :1%P: RC :2E : 1/4 WG :2%NL : RS:2H : 1/2 WJ :5%NB : RW :3A : 1WK :1

28、0%FR : RN :3D : 2WM :20%F: RK :3F: 3W 3H : 5W RN14K2E182GFR 182 ? 1800=1.8k 0 2 1R2 ? 1.2 1 2R CE04W1H2R2MBP CE: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:UL CP:2A : 100 V20%C:CSA CM :2B : 125 VP: +100%W:UL-CSA

29、CF:2C : 160 V 0%F: CH :2D : 200 VC : 0.25pF 2E : 250 VD : 0.5pF 2H : 500 V=: 2J: 630 V 222 ? 2200F 0 2 F 222 ? 2200pF=0.0022F 0 2 pF pF 221 ? 220pF 2 (02) 0 (001) 2R2 ? 2.2F 1 2R F AC RD : Carbon2B : 1/8WF: 1%P: Pulse-resistant type RC : Composition2E : 1/4WG: 2%NL : Low noise type RS : Metal oxide

30、film2H : 1/2WJ: 5%NB : Non-burning type RW : Winding3A : 1WK: 10%FR : Fuse-resistor RN : Metal film3D : 2WM: 20%F: Lead wire forming RK : Metal mixture3F : 3W 3H : 5W CE : Aluminum foil0J: 6.3VF: 1%HS : High stability type electrolytic CA : Aluminum solid1A : 10VG : 2%BP : Non-polar type electrolyti

31、c CS : Tantalum electrolytic1C : 16VJ: 5%HR : Ripple-resistant type CQ : Film1E : 25VK : 10%DL : For change and discharge CK : Ceramic1V : 35VM : 20%HF : For assuring high requency CC : Ceramic1H : 50VZ: +80%U: UL part CP : Oil2A : 100V20%C: CSA part CM : Mica2B : 125VP : +100%W : UL-CSA type CF : M

32、etallized2C : 160V0%F: Lead wire forming CH : Metallized2D : 200VC : 0.25pF 2E : 250VD : 0.5pF 2H : 500V=: Others 2J: 630V lPart 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. lWhen orderin

33、g 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.Board parts list. (Refer to the Sch

34、ematic Diagram for those parts.) lNot including Carbon Chip Resister 1/16W Type in the P.W.Board parts list. (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 lRe

35、sistors Ex.:RN14K2E182GFR Type ShapePower Resist- Allowable Others and per-anceerror formance Resistance 1 821800 ohm = 1.8 kohm Indicates number of zeros after effective number. 2-digit effective number. Units: ohm 1 R21.2 ohm 1-digit effective number. 2-digit effective number, decimal point indica

36、ted by R. Units: ohm l l l l lCapacitors Ex.:CE04W1H2R2MBP TypeShapeDielectric Capacity Allowable Others and per- strengtherror formance Capacity (electrolyte only) 2 222200F Indicates number of zeros after effective number. 2-digit effective number. Units: F. 2 R22.2F 1-digit effective number. 2-di

37、git 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 num

38、ber. Units: pF. When the dielectric strength is indicated in AC, AC is included after the dieelectric strength value. 19 DN-X300 PARTS 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 mo

39、delEK: U.K. modelE2A: Asia model E1C: China modelEUT: Taiwan R.O.C. modelE1K: Korea modelJP: Japan model MIXER P.W.B. UNIT ASSY Ref. No.Part No.Part NameRemarksQtyNew SEMICONDUCTORS GROUP IC105,10600D 958 7035 900IC(NJM-2060V)* IC107-10900D 958 7036 006IC(BA15218F)* IC205,20600D 958 7035 900IC(NJM-2

40、060V)* 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(2SC

41、2878-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 700LE

42、D ( 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

43、.2-B) RESISTORS GROUP VR10100D 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)* VR203-20500

44、D 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,

45、RD09L12DA00A)* VR50200D 958 7036 404ROTARY VR(20KA*2,RD09L12D001D)* VR701,70200D 958 7019 502SEMI FIXED RESISTOR(3.3K OHM)* 20 DN-X300 CAPACITORS GROUP C11800D 958 7030 905CHIP CAPACITOR(0.1uF/ 50V,Z)* C119,12000D 958 7033 902ELEC. CAPACITOR(1uF/50V,M)* C121,12200D 958 7030 808CHIP CAPACITOR(100pF/5

46、0V,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)

47、* 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)*

48、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,