Fostex-DV40-dvd-sm维修电路原理图.pdf

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1、Service ManualModelDVD MASTER RECORDERRadioFans.CN 收音机爱 好者资料库SAFETY INSTRUCTIONSRead instructions - All the safety and operating instruc-tions should be read before the appliance is operated.Retain instructions - The safety and operating instructionsshould be retained for future reference.Heed warni

2、ngs - All warnings on the appliance and in theoperating instructions should be adhered to.Follow instructions - All operating and use instructionsshould be followed.Water and Moisture - The appliance should not be usednear water - for example, near a bathtub, washbowl,kitchen sink, laundry tub, in a

3、 wet basement, or near aswimming pool, and the like.Carts and Stands - The appliance should be used onlywith a cart or stand that is recommended by the manufac-turer.An appliance and cart combination should be moved withcare. Quick stops, excessive force, and uneven surfacesmay cause the appliance a

4、nd cart combination to over-turn.Wall or Ceiling Mounting - The appliance should bemounted to a wall or ceiling only as recommended by themanufacturer.Ventilation - The appliance should be situated so that itslocation or position does not interfere with its proper ven-tilation. For example, the appl

5、iance should not be situ-ated on a bed, sofa, rug, or similar surface that may blockthe ventilation openings; or, placed in a built-in installa-tion, such as a bookcase or cabinet that may impede theflow of air through the ventilation openings.Heat - The appliance should be situated away from heatso

6、urces such as radiators, heat registers, stoves, or otherappliances (including amplifiers) that produce heat.Power Sources - The appliance should be connected to apower supply only of the type described in the operatinginstructions or as marked on the appliance.Grounding or Polarization - The precau

7、tions that shouldbe taken so that the grounding or polarization means ofan appliance is not defeated.Power Cord Protection - Power supply cords should berouted so that they are not likely to be walked on orpinched by items placed upon or against them, payingparticular attention to cords at plugs, co

8、nvenience recep-tacles, and the point where they exit from the appliance.Cleaning - The appliance should be cleaned only as rec-ommended by the manufacturer.Nonuse Periods - The power cord of the appliance shouldbe unplugged from the outlet when left unused for a longperiod of time.Object and Liquid

9、 Entry - Care should be taken so thatobjects do not fall and liquids are not spilled into the en-closure through openings.Damage requiring Service - The appliance should be ser-viced by qualified service personnel when:A.B.C.D.E.Servicing - The user should not attempt to service the ap-pliance beyon

10、d that described in the operating instruc-tions. All other servicing should be referred to qualifiedservice personnel.REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.CAUTIONRISK OF ELECTRIC SHOCKDO NOT OPENCAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK,DO NOT REMOVE COVER (OR BACK).NO USER-SERVICEABLE

11、 PARTS INSIDE.TO PREVENT ELECTRIC SHOCK, MATCHWIDE BLADE OF PLUG TO WIDE SLOT,FULLY INSERT.POUR VITER LES CHOCS LECTRIQUES,INTRODUIRE LA LAME LA PLUS LARGE DELA FICHE DANS LA BORNE CORRE-SPONDANTE DE LA PRISE ET POUSSERJUSQU AU FOND.CAUTION:ATTENTION:The exclamation point within an equilateraltriang

12、le is intended to alert the user to thepresence of important operating and mainte-nance (servicing) instructions in the litera-ture accompanying the appliance.The lightening flash with arrowhead symbol,within an equilateral triangle, is intended toalert the user to the presence of uninsulated“danger

13、ous voltage” within the products en-closure that may be of sufficient magnitude toconstitute a risk of electric shock to persons.“WARNING”“TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOIS-TURE.”1.2.3.4.5.6.7.8.The power supply cord or the plug has been damage

14、d;orObjects have fallen, or liquid has been spilled into theappliance; orThe appliance has been exposed to rain; orThe appliance does not appear to operate normally orexhibits a marked changed in performance; orThe appliance has been dropped, or the enclosuredamaged.9.10.11.12.13.14.15.16.17.RadioFa

15、ns.CN 收音机爱 好者资料库3Service ManualTABLE OF CONTENTSNOTES* Service mode, parts list and circuit diagrams are given in this manual to assist the service technicianin maintaining Model DV40.* The following accessories are supplied with DV40 as the standard accessories.Owners manual: 8288486000 (for export

16、 model)Owners manual: 8288487000 (for domestic model)* Following is the packing material for the Model DV40.Carton, inner, DV40: 8228751000Carton, outer, DV40: 8228931000Packing, L, DV40: 8228475001Packing, R, DV40: 8228475002CAUTIONParts marked with this sign are safety critical components. They mu

17、st always be replaced with identicalcomponents. Refer to the Fostex Parts List and ensure exact replacement.1. SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2. CONTROLS, INDICATORS AND CONNECTORS . . . . . . . . . . . .3. SOFTWARE UPDATE . . . . . . . .

18、. . . . . . . . . . . . . . . . . . . . . .4. SERVICE MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5. EXPLODED VIEW, PCB ASSEMBLY AND PARTS LIST . . . . . .6. CIRCUIT DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . .7. MAC ADDRESS MANAGEMENT . . . . . . .

19、. . . . . . . . . . . . . . . .4810122463904 Service Manual1. SPECIFICATIONSSPECIFICATION UNIT0 dBV = 1 Vr.m.s, 0 dBu = 0.775 Vr.m.s.INPUT & OUTPUTReference Level-12 / -18 / -20 dB (Switchable by SETUP menu)Analog Input (TR1 4)ConnectorXLR-3-31 type (Pin 1: GND, Pin 2: HOT, Pin 3: COLD)Input impedan

20、ce10 k or moreReference input level+4 dBuMaximum input level+24 dBu (Reference level setting: -20 dB)Analog Output (TR1 4)ConnectorXLR-3-32 type (balanced) (Pin 1: GND, Pin 2: HOT, Pin 3: COLD)Load impedance600 or moreReference input level+4 dBuMaximum input level+24 dBu (Reference level setting: -2

21、0 dB)Monitor Output (TR1 4)Connector6 mm phone jack (unbalanced)Load impedance10 k or moreReference output level-10 dBVMaximum output level+10 dBV (Reference level setting: -20 dB)Phones OutputConnector6 mm TRS phone jack (stereo)Maximum output level100 mW (32 load)Load impedance8 or moreDigital Inp

22、ut (TR1-2, TR3-4)ConnectorXLR-3-31 type (balanced) (Pin 1: GND, Pin 2: HOT, Pin 3: COLD)FormatIEC 60958 PART3 (AES/EBU) or IEC 60958 PART2 (S/P DIF)Digital Output (TR1-2, TR3-4)ConnectorXLR-3-32 type (balanced) (Pin 1: GND, Pin 2: HOT, Pin 3: COLD)FormatIEC 60958 PART3 (AES/EBU) or IEC 60958 PART2 (

23、S/P DIF)(Selectable by SETUP menu)GPI InputActivating/Disactivating GPI Input can be selected by SETUP menu.ConnectorDIN 5 pinPin AssignmentRefer to the drawing on page 7.GPI OutputGPI Output is activated only when GPI Input is activated.ConnectorDIN 5 pinPin AssignmentRefer to the drawing on page 7

24、.TC InputConnectorXLR-3-31 type (balanced) (Pin 1: GND, Pin 2: HOT, Pin 3: COLD)FormatSMPTE/EBUTransfer rate2.4 kbit/sec (SMPTE)Input impedance20 k or moreReference input level2 Vp-pMinimum input level0.25 Vp-pTC OutputConnectorXLR-3-32 type (balanced) (Pin 1: GND, Pin 2: HOT, Pin 3: COLD)FormatSMPT

25、E/EBUOutput impedance1 k or lessReference output level2 Vp-pLoad impedance600 or more5Service ManualEthernet port44.1 / 48 kHzConnectorRJ-45FormatComply to IEE802.3, 10BASE-T & 100BASE-TX standardsLED indication10/100LED is on when connecting to network via 100BASE-TX.LED is off when connecting to n

26、etwork via 10BASE-TLINKLED is on when network is recognized.TX/RXLED is on when transmitting / receiving data.Video InputConnectorBNC typeReference input levelTTL level (with 75 termination switch)Video ThruDirect output of video inputConnectorBNC type9P-REMOTE (RS-422) *ConnectorD-DUB 9-pinProtocol

27、Comply to SONY 9-pin (P2) protocolDV40 works as a controlled device only.Pin assignmentRefer to the drawing on page 7.15P-REMOTE (RS-422) *ConnectorD-DUB 15-pinProtocolComply to SONY 9-pin (P2) protocolDV40 works as a controlled device only.Pin assignmentRefer to the drawing on page 7.Word Input*Con

28、nectorBNC typeReference input levelTTL level (with 75 termination switch)Word Output*ConnectorBNC typeReference output levelTTL levelWord ThruDirect output of word inputConnectorBNC typePS/2 Port (x 2)*RECORD & REPRODUCERecording MediumDVD-RAM drive (E-IDE standard)2.5” hard disk (optional)Fs & Reso

29、lution16-bit: 44.1 kHz / 48 kHz24-bit: 44.1 kHz / 48 kHz / 88.2 kHz / 96 kHz / 176.4 kHz / 192 kHzCrossfade Time10 msec (default)OPERATIONLocate MemoryMemory in machine100 pointsMemory in file (Cue Point Chunk/ Region Rec)100 pointsDISPLAY28 dots bargraph meter x 4 with selectable reference level,16

30、 digits 7 x 5 character display, 13 digits 7-segment time display6 Service ManualDIMENSIONS141 (H) x 482 (W) x 369 (D) mmWEIGHT7.4 kgUSAGE CONDITIONHorizontal, continuous operationPOWER SUPPLYJPN100 V ACUSA120 V ACUK / EUR230 V ACPOWER CONSUMPTION50 WSTANDARD ENVIRONMENTStandard Temperature20 2 CSta

31、ndard Humidity65 5 %ENVIRONMENTAL CONDITIONCharacteristics GuaranteedTemperature+ 5 + 40 CHumidity30 70 %AC Voltage Deviation 5 % or lessOperation GuaranteedTemperature0 + 45 CHumidity85 % or lessAC Voltage Deviation 10 % or lessCHARACTERISTICSOverall Frequency ResponseFs: 44.1 / 48 kHz20 20,000 Hz

32、1 dBFs: 88.2 / 96 kHz20 40,000 Hz 2 dBFs: 176.4 / 192 kHz20 80,000 Hz 3 dBS /N Ratio105 dB or more (Between ADC and DAC, 24-bit, REF: -20 dB, Fs: 48 kHz)Dynamic Range105 dB or more (Between ADC and DAC, 24-bit, REF: -20 dB, Fs: 48 kHz)T.H.D.0.006 % or less at 1 kHz, - 1 dBChannel Separation95 dB or

33、more at 1 kHz, 0 dB (24-bit, REF: -20 dB, Fs: 48 kHz)Phase Difference betweenChannels20 or less at 20 kHzClick Noise- 30 dBV at powering on / off (PEAK)*: 9P-REMOTE and 15P-REMOTE are connected in parallel. Only either one can be used at a time.*: Word input / output frequency when Fs is set to 176.

34、4 / 192 kHz is 88.2 / 96 kHz respectively.* : The keyboard default scan code must be set to “2”.Specifications and appearance are subject to change without notice for product improvement.7Service ManualINPUTOUTPUTGPI1234512345Pin 1GNDPin 2STOPPin 3PLAYPin 4Pin 5Pin 1GNDPin 2Cue Point 2 Event OutputP

35、in 3Cue Point 1 Event OutputPin 4Cue Point 3 Event OutputPin 5Cue Point 4 Event OutputGPI InputPin AssignmentGPI OutputPin Assignment9P-REMOTE15P-REMOTE1815918159D-SUB 9P Pin AssignmentD-SUB 15P Pin AssignmentPin 1Frame GNDPin 2Transmit APin 3Receive BPin 4Receive CommonPin 5SparePin 6Transmit Commo

36、nPin 7Transmit BPin 8Receive APin 9Frame GNDPin 10 NCPin 11 NCPin 12 NCPin 13 NCPin 14 NCPin 15 DC+12V (400mA MAX)Pin 1Frame GNDPin 2Transmit APin 3Receive BPin 4Receive CommonPin 5SparePin 6Transmit CommonPin 7Transmit BPin 8Receive APin 9Frame GND GPI Port Pin Assignment 9P & 15P-REMOTE Pin Assign

37、ment8 Service Manual2. CONTROLS, INDICATORS & CONNECTORS1.POWER switch2.Disk tray3.DRIVE (DVD/HD) indicator4.TAPE MODE indicator5.CHASE (TC SETUP) key6.LIST PLAY (EDIT) key7.OPEN/CLOSE key8.Transport keys8-a.RECORD key8-b.STOP key8-c.PLAY key8-d.| F.FWD key9.Monitor section9-a.PHONES jack9-b.Headpho

38、nes level control9-c.Monitor track select switch9-d.Mono track select switch2-1. TOP PANEL SECTION10.MOUSE connector11.KEYBOARD connector12.SKIP/CURSOR | (-+) keys13.FL display14.MARGIN RESET/CLR key15.DISP LEVEL key16.DISP TIME key17.SETUP (UTILITY) key18.FILE SEL (DIRECTORY) key19.SHIFT key20.VARI

39、 PITCH key21.JOG key22.SHUTTLE key23.ENTER/YES key24.EXIT/NO key25.Jog Dial26.MEMORY (PREVIEW) key27.STORE (HOLD) key28.CUE POINT (PREVIEW) key29.DEST-OUT (PREVIEW/TR 4) key30.LOCATE key31.DEST-IN (PREVIEW/TR 3) key32.UNDO key33.SOURCE-OUT (PREVIEW/TR 2) key34.AUDIO EDIT key35.SOURCE-IN (PREVIEW/TR

40、1) key36.TC RDY key37.SLATE TONE (TONE REC) key38.AUDIO RDY - INSERT key39.MUTE (MUTE REC) key40.AUDIO RDY - NEW FILE key41.INPUT MON key42.Alphanumeric keys43.CONTROL switch44.AUDIO FILE switch45.INPUT switch46.TR MODE switch47.PULL UP/DOWN switch48.SAMPLING FREQ switch49.FRAME RATE switch50.TC GEN

41、 MODE switch51.CLOCK switch52.Analog input signal controls53.BYPASS ON/OFF switchSHUTTLEJOGVARI PITCHINDSTOUTsymbolSKIP/CURSORLOCATEENTER/YESEXIT/NODISPMARGINFILE SELSTOREAUDIO EDITUNDO2ABC3DEF8965PQRSTUVWXYZGHIJKLMNOTC RDYINSLATE TONEMUTEINSERTOPEN/CLOSE0741RESETTIMELEVELMEMORYCUE POINTSETUPNEW FIL

42、EINPUT MONMUTE RECTONE RECPREVIEWHOLDDIRECTORYUTILITYAUDIO RDYTR1SOURCEOUTspaceBY-PASSONOFFMINMAXMAXBY-PASSONOFFMINVIDEOWORDINT24H RUNREC RUNFREE RUNEXT RUNTR1INPUT LEVELTR2TR4TR3CLOCK30DF29.9729.97DF252423.9730RSVDPULL4844.148(kHz)19244.116BIT88.296176.4-0.1%NORM+0.1%MULTI(4TR)STEREOMONODIGITALANAL

43、OGSDIIBWFREMOTELOCALTC GEN MODECONTROLUP/DOWNSAMPLING FREQTR MODEINPUTAUDIO FILEFRAME RATEDVD MASTER RECORDERMONOMAXMINPOWERTR4TR3TR2TR1,3+2,4TR3+4TR1+2TR1LOCATE REC ENDLOCATE ABS 0F FWDREWINDPLAYSTOPRECORDSOURCE PLAYTC SETUPLIST PLAYCHASEEDITPHONESHDDVDDRIVEKEYBOARDMOUSEDIGITALTR2TR3TR4SHIFTDISPHMS

44、F4321-INT-BWFFORMATCLOCK-0.1%kHz4824FSBITPGMABS605042342820181286 5 4 3 2 1 0 OL+-TAPE MODE24BIT12345 679-a1011121314 15 1617 1820 212219 2324252628293133354136 38 4039379-b 9-c9-d8-e8-a8-b8-c8-d444543302732525150344948474642539Service Manual+4dBu-10dBV+4dBu-10dBV+4dBu-10dBV+4dBu-10dBVTR4TR2TR3TR1TR

45、3TR1BAL +4dBuBAL +4dBuUNBAL-10dBVUNBAL-10dBVTR4TR2BAL +4dBuBAL +4dBuUNBAL-10dBVUNBAL-10dBVOUTPUTTHRUINPUT10/100LINKTX/RXTR4-3TR2-1TR2TR1TR1TR21:GND2:HOT3:COLD192kHz176.4kHzINPUTOUTPUTINPUT75ON OFFINPUT75ON OFFTR4-3TR2-1TR2TR1THRUTHRUOUTPUTAC IN1: GND 2: HOT 3: COLD1: GND 2: HOT 3: COLD1: GND2: HOT3:

46、 COLD15P-REMOTE9P-REMOTEGPIDIGITAL OUTPUTWORDTIME CODEETHERNETANALOG INPUT BALANCEDANALOG OUTPUTDIGITAL INPUTVIDEOFANHILO2-A1-A1-B1-C1-D2-B2-C3 45-A5-B 6-A6-C6-B78-A8-B 8-C8-D9-A9-B1011122-2. REAR PANEL SECTION1.Analog input/output section1-A.ANALOG INPUT (BALANCED) connectors(TR1 THROUGH TR4)1-B.In

47、put level switches1-C.ANALOG OUTPUT (BAL) connectors(TR1 THROUGH TR4)1-D.ANALOG OUTPUT (UNBAL) connectors(TR1 THROUGH TR4)2.Time code input/output section2-A.TIME CODE INPUT connector2-B.TIME CODE THRU connector2-C.TIME CODE OUTPUT connector3.Expansion slot4.ETHERNET port5.Digital input/output secti

48、on5-A.DIGITAL INPUT connectors5-B.DIGITAL OUTPUT connectors6.Video clock section6-A.VIDEO INPUT connector6-B.75 ON/OFF switch6-C.VIDEO THRU connector7.AC IN connector8.Word clock section8-A.WORD INPUT connector8-B.75 ON/OFF switch8-C.WORD THRU connector8-D.WORD OUT connector9.GPI input/output connec

49、tors9-A.GPI INPUT connector9-B.GPI OUTPUT connector10. 9-pin remote connector11. 15-pin remote connector12. FAN switch10 Service Manual3. SOFTWARE UPDATEThere are flash ROMs mounted on the CPU Module PCB assy (16M), Display PCB assy (8M inside the Display CPU)and Ether Card PCB assy (8M). The DV40 s

50、oftware can be updated using a CD-ROM or DVD-RAM disk put into theDV40 internal DVD-RAM drive. Please refer to the following explanation for correct software updating procedures.3-1. Required ToolsThe following tools / equipment are required to update the DV40 software.1. IBM PC/AT compatible or Mac