QSC-DCM3-dcm-sch 维修电路原理图.pdf

《QSC-DCM3-dcm-sch 维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《QSC-DCM3-dcm-sch 维修电路原理图.pdf（45页珍藏版）》请在收音机爱好者资料库上搜索。

1、123456ABCD654321DCBASize:Date:File:Drawing Number:SheetofDrawn by:Title:Revision:BF:DMSHSH000092DEV_WORKSH0092rA.DDB - DocumentsSH0092rA.P28-Jun-200215PC-000092-00AChecked:Date:Proj. Eng.:Chf. Eng.:Production:Date:Date:Date:This document and the data disclosed herein or herewith is not to be reprodu

2、ced, used, or disclosed in whole or in part to anyone without the written permission of THAT Corporation.DateApprovedDescriptionRev45 Sumner StreetMilford, MA508-478-9200THAT CorporationUNLESS OTHERWISE NOTED:1.0 All resistor values are expressed in Ohms.1.1 All resistors are 1/4 Watt types with the

3、ir tolerance and material coded into their value.VALUE 1%, Metal Film 5%, Carbon Film0 Ohm to 0.99 Ohms 0R to 0R976 0R to 0R911 Ohm to 99 Ohms 1R00 to 97R6 1R0 to 91R100 Ohms to 999 Ohms 100R0 to 976R0 100R to 910R1k Ohm to 9k9 Ohms 1k00 to 9k76 1k0 to 9k110k Ohms to 99k Ohms 10k0 to 97k6 10k to 91k

4、100k Ohms to 999k Ohms 100k0 to 976k0 100k to 910k1M Ohm to 99M Ohms 1M00 to 97M6 1M0 to 91M2. All resistor networks are 2%, 1/8 Watt types with their values expressed in Ohms.3.0 All capacitor values are expressed in Farads3.1 All 100n bypass capacitors are 20%, 50 Volt, Z5U, Ceramic Monolythic typ

5、es.3.2 All non-electrolytic capacitors are 10%, 50 Volt, X7R, Ceramic Monolythic types.3.3 All NPO capacitors are 5%, 50 Volt, Ceramic Monolythic types.3.4 All MY capacitors are 5%, 50 Volt, Metalized Polyester types.3.5 All PP capacitors are 5%, 50 Volt, Metalized Polypropylene types.3.6 All PC cap

6、acitors are 5%, 50 Volt, Metalized Polycarbonate types.3.7 All electrolytic capacitors are 20%, 16 Volt (or higher), Aluminum Electrolyte types.3.8 All TA capacitors are 20%, 16 Volt (or higher), Tantalum Electrolyte types.4. For complete information on any component please see the associated bill o

7、f materials.5. All net names preceded by a / are active low signals.QSC Digital Cinema MonitorDCM Front Panel & Power Amp (For 1, 2 & 3)A. ARANDAAPRODUCTION RELEASE PER ECO 53446-28-02305-0200305-0200.SCH305-0300305-0300.SCH305-0400305-0400.SCH305-0500305-0500.SCHRadioFans.CN 收音机爱 好者资料库123456ABCD654

8、321DCBASize:Date:File:Drawing Number:SheetofDrawn by:Title:Revision:BF:DMSHSH000092DEV_WORKSH0092rA.DDB - Documents305-0200.SC28-Jun-200225PC-000092-00AChecked:Date:Proj. Eng.:Chf. Eng.:Production:Date:Date:Date:This document and the data disclosed herein or herewith is not to be reproduced, used, o

9、r disclosed in whole or in part to anyone without the written permission of THAT Corporation.DateApprovedDescriptionRev45 Sumner StreetMilford, MA508-478-9200THAT CorporationDCM FRONT PANELA. ARANDAI/O Interface & Button LogicSDI14SDO9SCLK11LOAD13RCLK12OE10D015D11D22D33D44D55D66D77U1A74HC589BMISO FP

10、SCK FPSSKEYASSKEYBSW1SPST NOSW2SPST NOSW3SPST NOSW4SPST NOSW5SPST NOSW6SPST NOSW7SPST NOSW8SPST NO12RN1A10k13RN1B10k14RN1C10k15RN1D10k16RN1E10k17RN1F10k18RN1G10k19RN1H10k110RN1I10kVCC12RN2A470R34RN2B470R56RN2C470R78RN2D470R12RN3A470R34RN3B470R56RN3C470R78RN3D470RSERLEDSW0SW1SW2SW3SW4SW5SW6SW7MODELEF

11、TCENTRITESURLSURRSUBWDIAG168VCCGNDU1B74HC589BC901100nVCCSDI14SDO9SCLK11LOAD13RCLK12OE10D015D11D22D33D44D55D66D77U7A74HC589B168VCCGNDU7B74HC589BC15100nVCCSW9SPST NOSW10SPST NO12RN10A10k13RN10B10k14RN10C10k15RN10D10k16RN10E10k17RN10F10k18RN10G10k19RN10H10k110RN10I10kVCCVCCR38470RR39470RVCCSCK FPSSKEYA

12、SSKEYBPH1LINKLCNTRCNTSW8SW9SW10SW11SW12SW13SW14SW15From LED LogicSSKEYAMISO FPSCK FPVCCSSLEDMOSI FPSSKEYB12345678910P1HDR 5X2From Rear PanelR1470RD33REDC710u/CLIPV-MONMUTEMONOUT12345678910P2HDR 5X2V+VCCNormalBypass123456SW11DPDT-S/BYPASSSTDBYSTDBYCFrom Rear PanelBypass Mode SwitchR34k7ToCompressorPa

13、rts in dashed area are used only in the DCM-2 & 3PH1 used onlyin DCM-1RadioFans.CN 收音机爱 好者资料库123456ABCD654321DCBASize:Date:File:Drawing Number:SheetofDrawn by:Title:Revision:BF:DMSHSH000092DEV_WORKSH0092rA.DDB - Documents305-0300.SC28-Jun-200235PC000092-00AChecked:Date:Proj. Eng.:Chf. Eng.:Productio

14、n:Date:Date:Date:This document and the data disclosed herein or herewith is not to be reproduced, used, or disclosed in whole or in part to anyone without the written permission of THAT Corporation.DateApprovedDescriptionRev45 Sumner StreetMilford, MA508-478-9200THAT CorporationDCM FRONT PANELLED Dr

15、iver LogicA. ARANDASDI14SDO9SCLK11CLR10RCLK12OE13Q015Q11Q22Q33Q44Q55Q66Q77U2A74HC595BSDI14SDO9SCLK11CLR10RCLK12OE13Q015Q11Q22Q33Q44Q55Q66Q77U3A74HC595BVCCVCCSCK FPSSLEDMOSI FPSDI14SDO9SCLK11CLR10RCLK12OE13Q015Q11Q22Q33Q44Q55Q66Q77U4A74HC595BVCCSERLEDSDI14SDO9SCLK11CLR10RCLK12OE13Q015Q11Q22Q33Q44Q55Q

16、66Q77U8A74HC595BD25YELVCCSCK FPSSLEDPH2LINKD26YELD27YELD28YEL168VCCGNDU2B74HC595B168VCCGNDU3B74HC595B168VCCGNDU4B74HC595BC903100nC904100nC905100nVCCVCCVCCC17100nVCC168VCCGNDU8B74HC595B12RN12A470R34RN12B470R56RN12C470R78RN12D470RD14YEL12RN4A470R34RN4B470R56RN4C470R78RN4D470R12RN5A470R34RN5B470R56RN5C

17、470R78RN5D470RD4GRND3GRND2GRND1GRND18REDD19GRND17YELD8YELD10YELD11YELD12YELD13YELD15YELD16YELD9YELD7GRN12RN6A470R34RN6B470R56RN6C470R78RN6D470R12RN7A470R34RN7B470R56RN7C470R78RN7D470RD6GRND5GRND24YELD23YELD22YELD21YELD20YEL12RN8A470R34RN8B470R56RN8C470R78RN8D470R12RN9A470R34RN9B470R56RN9C470R78RN9D4

18、70RD29YEL12RN11A470R34RN11B470R56RN11C470R78RN11D470RD30GRND31GRND32YELPROCAMPMODEMODEPROCPROCPROCPROCPROCPROCLCRSLSRSUBAMPAMPL1C1AMPAMPAMPAMPAMPAMPR1SL1SL2SL3SR1SR2AMPAMPSR3SUB1AMPAMPAMPPOWERFAULTAMPSUB2SUB3SUB4AMPRC1PROCPROCAMPLCRCLC1AMPRC2AMPAMPAMPC2R2LC2L2To Button LogicParts in dashed area are

19、used only in the DCM-2 & 3PH2 used onlyin DCM-1123456ABCD654321DCBASize:Date:File:Drawing Number:SheetofDrawn by:Title:Revision:BF:DMSHSH000092DEV_WORKSH0092rA.DDB - Documents305-0400.SC28-Jun-200245PC-000092-00AChecked:Date:Proj. Eng.:Chf. Eng.:Production:Date:Date:Date:This document and the data d

20、isclosed herein or herewith is not to be reproduced, used, or disclosed in whole or in part to anyone without the written permission of THAT Corporation.DateApprovedDescriptionRev45 Sumner StreetMilford, MA508-478-9200THAT CorporationR210MV-C2510uV-R42M0R551RR6330kC8100pNPOR820kC2610uV+VR250k TRIMV+

21、V-V-1312OA3IN17EC+15EC-16SYM14V-10GND9V+11OUTU5A4301PIT2CT5IN1OUT4RMSU5B4301P687OA2U5C4301P181920OA1U5D4301PC2710uR93k6R1010kC2810uC10100nC11100nVR110k POTVolumeR113k3R13330kR2510kR18100kMONOUTCMPOUTOptionalSymmetryTrimDCM FRONT PANELBuffer / CompressorRatio = 1.4 : 1MaximumInput level+10 dBVCompres

22、sionMonitorVOLIN1NI1IN3RMSR3210kR361k0Attenuation-20 dBQ2J174R2347KR2910kR3710kR22100kV+Q12SC1815MONMUTEC19100nMYECR2051RR2151R-18 dBV Max InputTo Power Amp123P5HDR 3X10 dB-50 dBR720k+7 dBVMax OutputJ1TPJ2TPFront PanelTest pointsAMPINControlD341N4148D351N4148C22100nMYR1933kC23560pV+V-Low Frequency P

23、eakHigh Frequency BoostBUFFOUTVCAINR2410kR262k4C24100p NPOC29100p NPOA. ARANDAC9100nZ5UC18100nZ5U123456ABCD654321DCBASize:Date:File:Drawing Number:SheetofDrawn by:Title:Revision:BF:DMSHSH000092DEV_WORKSH0092rA.DDB - Documents305-0500.SC28-Jun-200255PC-000092-00AChecked:Date:Proj. Eng.:Chf. Eng.:Prod

24、uction:Date:Date:Date:This document and the data disclosed herein or herewith is not to be reproduced, used, or disclosed in whole or in part to anyone without the written permission of THAT Corporation.DateApprovedDescriptionRev45 Sumner StreetMilford, MA508-478-9200THAT Corporation12P3HDR 2X1C1470

25、u10VC2470u10VC13100nZ5UR1236RR141k0R151k0R161R0C14100nR171k0C3100uC4100uSPKR+R3336RC16100nZ5UR341R0C51uC610uC121uSPKR-R35120kTo 4 OhmSpeakerPWRAMPVPA+PAGNDDCM FRONT PANELPower Amplifier ModuleAmp Gain = 34 dBMaximum Power = 10.4 Watts at clippingMaximum Input = -18 dBV (output clips)IN+1IN-2GND6VCC9

26、10OUTSVRR3BSTR11U6ATDA2005MIN+5IN-48OUTBSTR7U6BTDA2005M123P7HDR 3X1123P8HDR 3X1FromPowerSupplyFromFrontPanelC20100uC21100uA. ARANDA123456ABCD654321DCBAUNLESS OTHERWISE NOTED:1.0 All resistor values are expressed in Ohms.1.1 All resistors are 1/4 Watt types with their tolerance and material coded int

27、o their value.VALUE 1%, Metal Film 5%, Carbon Film0 Ohm to 0.99 Ohms 0R to 0R976 0R to 0R911 Ohm to 99 Ohms 1R00 to 97R6 1R0 to 91R100 Ohms to 999 Ohms 100R0 to 976R0 100R to 910R1k Ohm to 9k9 Ohms 1k00 to 9k76 1k0 to 9k110k Ohms to 99k Ohms 10k0 to 97k6 10k to 91k100k Ohms to 999k Ohms 100k0 to 976

28、k0 100k to 910k1M Ohm to 99M Ohms 1M00 to 97M6 1M0 to 91M2. All resistor networks are 2%, 1/8 Watt types with their values expressed in Ohms.3.0 All capacitor values are expressed in Farads3.1 All 100n bypass capacitors are 20%, 50 Volt, Z5U, Ceramic Monolythic types. Their Reference Designators are

29、 coded as CVXXX where XXX is the associated IC number and V is the associated power supply voltage. Values for V are; 9 = +5, 8 = -5, 7 = +15, 6 = -15, 5 = +12, 4 = -12.3.2 All non-electrolytic capacitors are 10%, 50 Volt, X7R, Ceramic Monolythic types.3.3 All NPO capacitors are 5%, 50 Volt, Ceramic

30、 Monolythic types.3.4 All MY capacitors are 5%, 50 Volt, Metalized Polyester types.3.5 All PP capacitors are 5%, 50 Volt, Metalized Polypropylene types.3.6 All PC capacitors are 5%, 50 Volt, Metalized Polycarbonate types.3.7 All electrolytic capacitors are 20%, 16 Volt (or higher), Aluminum Electrol

31、yte types.3.8 All TA capacitors are 20%, 16 Volt (or higher), Tantalum Electrolyte types.4. For complete information on any component please see the associated bill of materials.5. All net names preceded by a / are active low signals.6. IC power supply connections are called out in a table at the bo

32、ttom of the page(s) the IC appears on. Only non-standard or unique power supply connections will be shown on the schematic sheet.7. V+ = +12, V- = -12, VCC = +5, VEE = -5Dataports A,B,C,D313-0201.SCHDataports E,F,G,H313-0301.SCHDataports I,J,K,L313-0401.SCHDataports M,N,O313-0501.SCHStandby & Bypass

33、 Relays and Power Input313-0601.SCHVMON & IMON Input Select 1 of 2313-0701.SCHVMON & IMON Input Select 2 of 2313-0801.SCHVMON & IMON RMS Detectors313-0901.SCHAmp Monitor Mix 1 of 2313-1001.SCHAmp Monitor Mix 2 of 2313-1101.SCHCenter Channel Bypass313-1201.SCHAnalog Switch & Digital Pot Control313-13

34、01.SCHAUDIO PRODUCTS, INC.SH-000235-00A11675 MACARTHUR BLVD.COSTA MESA, CA 92626Title:File:F:DMSHSH000235CUR_REV313-0101.DDB - Documents313-0101.PRJ11310-Jan-2005Date:SheetofEng:Size:Number:RevBREVISIONTHIS DOCUMENT CONTAINS PROPRIETARYINFORMATION WHICH IS THE PROPERTYOF QSC AUDIO PRODUCTS, THAT MAY

35、 NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT EXPRESS WRITTEN CONSENTFROM QSC AUDIO PRODUCTS.EFF. DATE CHKAPPROVEDREVDATEPRODUCTION RELEASE PER ECO 5662 AA4-11-03ADCM-2/DCM-3 Monitor BoardDigital Cinema Monitor A1REVISED PER ECO 6434 AA01-07-05DDDD123456ABCD654321DCBA162738495M1M2101112131415J1DB15H

36、DC33100pC34100pC35100pC36100pC37100pC38100pC39100pC40100pC41100p162738495M1M2101112131415J2DB15HDC42100pC43100pC44100pC45100pC46100pC47100pC48100pC49100pC50100pA2- OUTA2 VMONA2 IMONA1 IMONA1 VMONA2+ OUTA1+ OUTA1- OUTB2- OUTB2 VMONB2 IMONB1 IMONB1 VMONB2+ OUTB1+ OUTB1- OUT162738495M1M2101112131415J3D

37、B15HDC51100pC52100pC53100pC54100pC55100pC56100pC57100pC58100pC59100pC2 VMONC2 IMONC1 IMONC1 VMON162738495M1M2101112131415J4DB15HDC60100pC61100pC62100pC63100pC64100pC65100pC66100pC67100pC68100pSTDdD2 VMOND2 IMOND1 IMOND1 VMONDATAPORT DC2- OUTC2+ OUTSTDaSTDbSTDcC69100pC70100pC71100pC72100pC1+ OUTC1- O

38、UTDATAPORT CDATAPORT ADATAPORT BAGND1R6049R9AGND1A1- OUTR6149R9A2- OUTR6249R9B1- OUTR6349R9B2- OUTR6449R9C1- OUTR6549R9C2- OUTA1+ OUTB2+ INA2+ OUTB1+ INC1+ INC2+ INC+C-12345678910P4HDR 10X1Dataport A, B, C, DDCM-2/DCM-3 Rear MonitorAUDIO PRODUCTS, INC.SH-000235-00A11675 MACARTHUR BLVD.COSTA MESA, CA

39、 92626Title:File:F:DMSHSH000235CUR_REV313-0101.DDB - Documents313-0201.SCH21310-Jan-2005Date:SheetofEng:Size:Number:RevBTHIS DOCUMENT CONTAINS PROPRIETARYINFORMATION WHICH IS THE PROPERTYOF QSC AUDIO PRODUCTS, THAT MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT EXPRESS WRITTEN CONSENTFROM QSC AUDI

40、O PRODUCTS.123456ABCD654321DCBA162738495M1M2101112131415J5DB15HDC73100pC74100pC75100pC76100pC77100pC78100pC79100pC80100pC81100p162738495M1M2101112131415J6DB15HDC82100pC83100pC84100pC85100pC86100pC87100pC88100pC89100pC90100pE2- OUTE2 VMONE2 IMONE1 IMONE1 VMONE2+ OUTE1+ OUTE1- OUTF2- OUTF2 VMONF2 IMON

41、F1 IMONF1 VMONF2+ OUTF1+ OUTF1- OUT162738495M1M2101112131415J7DB15HDC91100pC92100pC93100pC94100pC95100pC96100pC97100pC98100pC99100pG2 VMONG2 IMONG1 IMONG1 VMON162738495M1M2101112131415J8DB15HDC100100pC101100pC102100pC103100pC104100pC105100pC106100pC107100pC108100pSTDhH2 VMONH2 IMONH1 IMONH1 VMONDATA

42、PORT HG2- OUTG2+ OUTSTDeSTDfSTDgC109100pC110100pC111100pC112100pDATAPORT EDATAPORT FDATAPORT G(SUBS 3 & 4)(SUBS 1 & 2)G1+ OUTG1- OUTAGND2R6649R9AGND2E1- OUTR6749R9E2- OUTR6849R9F1- OUTR6949R9F2- OUTR7049R9G1- OUTR7149R9G2- OUTE1+ OUTF2+ OUTE2+ OUTF1+ OUTG1+ OUTG2+ OUT12345678P5HDR 8X1Dataport E, F,

43、G, HDCM-2/DCM-3 Processor BoardAUDIO PRODUCTS, INC.SH-000235-00A11675 MACARTHUR BLVD.COSTA MESA, CA 92626Title:File:F:DMSHSH000235CUR_REV313-0101.DDB - Documents313-0301.SCH31310-Jan-2005Date:SheetofEng:Size:Number:RevBTHIS DOCUMENT CONTAINS PROPRIETARYINFORMATION WHICH IS THE PROPERTYOF QSC AUDIO P

44、RODUCTS, THAT MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT EXPRESS WRITTEN CONSENTFROM QSC AUDIO PRODUCTS.123456ABCD654321DCBA162738495M1M2101112131415J9DB15HDC113100pC114100pC115100pC116100pC117100pC118100pC119100pC120100pC121100p162738495M1M2101112131415J10DB15HDC122100pC123100pC124100pC125100

45、pC126100pC127100pC128100pC129100pC130100pI2- OUTI2 VMONI2 IMONI1 IMONI1 VMONI2+ OUTI1+ OUTI1- OUTJ2- OUTJ2 VMONJ2 IMONJ1 IMONJ1 VMONJ2+ OUTJ1+ OUTJ1- OUT162738495M1M2101112131415J11DB15HDC131100pC132100pC133100pC134100pC135100pC136100pC137100pC138100pC139100pK2 VMONK2 IMONK1 IMONK1 VMON162738495M1M2

46、101112131415J12DB15HDC140100pC141100pC142100pC143100pC144100pC145100pC146100pC147100pC148100pSTDlL2 VMONL2 IMONL1 IMONL1 VMONDATAPORT LK2- OUTK2+ OUTSTDiSTDjSTDkC149100pC150100pC151100pC152100pDATAPORT IDATAPORT JDATAPORT KK1+ OUTK1- OUTAGND3R7249R9AGND3I1- OUTR7349R9I2- OUTR7449R9J1- OUTR7549R9J2-

47、OUTR7649R9K1- OUTR7749R9K2- OUTI1+ OUTJ2+ OUTI2+ OUTJ1+ OUTK1+ OUTK2+ OUT12345678P6HDR 8X1DCM-3 ONLYDataport I, J, K, LDCM-2/DCM-3 Monitor BoardAUDIO PRODUCTS, INC.SH-000235-00A11675 MACARTHUR BLVD.COSTA MESA, CA 92626Title:File:F:DMSHSH000235CUR_REV313-0101.DDB - Documents313-0401.SCH41310-Jan-2005

48、Date:SheetofEng:Size:Number:RevBTHIS DOCUMENT CONTAINS PROPRIETARYINFORMATION WHICH IS THE PROPERTYOF QSC AUDIO PRODUCTS, THAT MAY NOT BE DISCLOSED, REPRODUCED OR USED WITHOUT EXPRESS WRITTEN CONSENTFROM QSC AUDIO PRODUCTS.123456ABCD654321DCBA162738495M1M2101112131415J13DB15HDC153100pC154100pC155100

49、pC156100pC157100pC158100pC159100pC160100pC161100p162738495M1M2101112131415J14DB15HDC162100pC163100pC164100pC165100pC166100pC167100pC168100pC169100pC170100pM2- OUTM2 VMONM2 IMONM1 IMONM1 VMONM2+ OUTM1+ OUTM1- OUTN2- OUTN2 VMONN2 IMONN1 IMONN1 VMONN2+ OUTN1+ OUTN1- OUTDATAPORT MSTDmSTDnC171100pC172100

50、p162738495M1M2101112131415J15DB15HDC173100pC174100pC175100pC176100pC177100pC178100pC179100pC180100pC181100pO2- OUTO2 VMONO2 IMONO1 IMONO1 VMONO2+ OUTO1+ OUTO1- OUTSTDoC182100p(Surround 1)DATAPORT N(Surround 2)DATAPORT O(Surround 3)AGND4R7849R9AGND4M1- OUTR7949R9M2- OUTR8049R9N1- OUTR8149R9N2- OUTR82