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    Fostex-D824-dr-sm维修电路原理图.pdf

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    Fostex-D824-dr-sm维修电路原理图.pdf

    Service Manual Model 16TRACK DIGITAL RECORDER 8TRACK DIGITAL RECORDER or, placed in a built-in installa- tion, such as a bookcase or cabinet that may impede the flow of air through the ventilation openings. Heat - The appliance should be situated away from heat sources such as radiators, heat registers, stoves, or other appliances (including amplifiers) that produce heat. Power Sources - The appliance should be connected to a power supply only of the type described in the operating instructions or as marked on the appliance. Grounding or Polarization - The precautions that should be taken so that the grounding or polarization means of an appliance is not defeated. Power Cord Protection - Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them, paying particular attention to cords at plugs, convenience 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 should be unplugged from the outlet when left unused for a long period of time. Object and Liquid Entry - Care should be taken so that objects 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 beyond that described in the operating instruc- tions. All other servicing should be referred to qualified service personnel. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT, FULLY INSERT. POUR VITER LES CHOCS LECTRIQUES, INTRODUIRE LA LAME LA PLUS LARGE DE LA FICHE DANS LA BORNE CORRE- SPONDANTE DE LA PRISE ET POUSSER JUSQU AU FOND. CAUTION: ATTENTION: The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and mainte- nance (servicing) instructions in the literature accompanying the appliance. The lightening flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the products en- closure that may be of sufficient magnitude to constitute 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 damaged; or Objects have fallen, or liquid has been spilled into the appliance; or The appliance has been exposed to rain; or The appliance does not appear to operate normally or exhibits a marked changed in performance; or The appliance has been dropped, or the enclosure damaged. 9. 10. 11. 12. 13. 14. 15. 16. 17. RadioFans.CN 收音机爱 好者资料库 3 D1624 / D824 Parts marked with this sign are safety critical components. They must always be replaced with identical components. Refer to the Fostex Parts List and ensure exact replacement. CAUTION TABLE OF CONTENTS D1624 / D824 English owners manual: 8288461000 D1624 / D824 Japanese owners manual : 8288462000 D1624 / D824 English quick guide: 8288463000 D1624 / D824 Japanese quick guide: 8288464000 Service mode, exploded view, PCB assembly, parts list and circuit diagrams are given in this manual to assist the service technician in maintaining the Model D1624 / D824. NOTES The following accessories are supplied with D1624 / D824 as the standard accessories.* * Following is the packing material for the Model D1624 / D824.* Carton, inner, D1624: 8228731000 Carton, outer, D1624: 8228910000 Carton, inner, D824: 8228736000 Carton, outer, D824: 8228914000 Packing, side, L, D1624 / D824: 8228430001 Packing, side, R, D1624 / D824: 8228430002 Packing, case, D1624 / D824: 8228435000 ! 1. SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2. CONTROLS, INDICATORS & CONNECTORS . . . . . . . . . . . . . . . 3. SOFTWARE UPDATE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4. SERVICE MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5. ERROR CODE LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. MODEL 8345/5042/5043/8350 INSTALLING PROCEDURES . . . . . 7. EXPLODED VIEW, PCB ASSEMBLY & PARTS LIST . . . . . . . . . . 8. CIRCUIT & BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . 4 8 11 12 22 23 30 58 RadioFans.CN 收音机爱 好者资料库 4 D1624 / D824 1. SPECIFICATIONS D824 / D1624 INPUT & OUTPUT INPUT (1 8) ConnectorRCA pin jack (x 8) Input Level-10 dBV Input Impedance10 k or more OUTPUT (D824: 1 8, D1624: 1 16) ConnectorRCA pin jack (x 8: D824, x 16: D1624) Output Level-10 dBV Load Impedance10 k or more DATA IN / OUT (D824: 1 8, D1624: 1 8 & 9 16) ConnectorSquare shape optical FormatIEC consumer optical standard (IEC 60958 Part 3) Alesis Proprietary Multichannel Optical Digital Interface (ADAT format does not comply to 96 kHz sampling frequency.) MIDI IN / OUT / THRU ConnectorDIN 5-pin FormatComply to MIDI standard WORD IN / OUT ConnectorBNC LevelTTL level REMOTE IN / THRU ConnectorD-SUB 9-pin Transfer FormatRS-422 ProtocolSony 9-pin (P2) protocol, ES bus SCSI ConnectorD-SUB 50-pin (half pitch) ProtocolSCSI-2, unbalanced transfer method Transfer TypeAsynchronous Number of Unit Connected1 PUNCH IN / OUT Connector6 mm phone jack LevelCMOS (HIGH: 3.5 5 V, LOW: 0 1.5 V) RECORD & PLAYBACK Recording MediumInternal 3.5” E-IDE hard disk drive (optional) Backup MediumExternal fixed / removable SCSI-2 SCSI device (backup only) StandardSCSI-2 or better Sampling Frequency44.1 kHz, 48 kHz, 96 kHz (Switchable by Disk Format) Quantization16-bit linear, 24-bit linear (Switchable by Disk Format) A-to-D Converter24-bit delta-sigma 128 times over sampling D-to-A Converter24-bit delta-sigma 128 times over sampling Recording FormatFDMS-3 Version 2 EmphasisNot available Recording Time (mono track min.)About 18 min. / 100 MB at maximum (at 44.1 kHz) Number of Tracks24 tracks (D824: 8 + 16 additional tracks, D1624: 16 + 8 additional tracks) Number of Recording Tracks at a Time D8248 D162416 (when using DATA IN), 8 (Analog only or at 24-bit / 96 kHz) RadioFans.CN 收音机爱 好者资料库 5 D1624 / D824 Number of playback tracks at a time D8248 D162416, 8 (at 24-bit / 96 kHz) No. of Programs99 Pitch Control 6.0 % (0.1 % step) Crossfade10 msec (at 44.1 / 48 kHz), 5 msec (at 96 kHz) Overall Frequency Response20 20 kHz 1 dB (at 44.1 / 48 kHz) 20 43 kHz 2 dB (at 96 kHz) Signal to Noise Ratio100 dB or more (between ADC and DAC, 24-bit) Dynamic Range100 dB or more (between ADC and DAC, 24-bit) T.H.D.0.01 % or less (at 1 kHz, -10 dBV, 24-bit) Channel Separation80 dB or more (at 1 kHz, 0 dB, 24-bit) Phase difference between channels20 or less (at 20 kHz) OPERATION Shuttle Speed8 steps (7 steps for FWD direction) CUE ON 1 8 times (FWD: 1 7 times) CUE OFF 1 64 times FFWD / REW Speed CUE ON 3 times CUE OFF 32 times Digital Scrubbing (JOG)0 1 times (Envelope can be displayed when selecting only one track.) Locate Memory6 (7 including LOCATE key temporary memory) + 99 Level Indication TypeFL Bargraph Number of Indicated Levels11 dots (-, -42, -30, -24, -18, -12, -9, -6, -3, 0, OVER) Reference Level (-10 dBV) Indication- 12 dB Full Scale Output Level+ 2 dBV 1 dB GENERAL Dimensions482 (W) x 148 (H) x 381 (D) mm Weight7.0 kg Power Supply JPN100 V AC USA / CND120 V AC EUR / UK230 V AC Power Consumption D824Approx. 30 W D1624Approx. 35 W Standard Environment Standard Temperature20 2 C Standard Humidity65 5 % ENVIRONMENT CONDITION (W/O HD) Characteristics Guaranteed Temperature+ 5 + 40 C Humidity30 70 % AC voltage deviation 5 % or less Operation Guaranteed Temperature0 + 45 C Humidity85 % or less AC voltage deviation 10 % or less RadioFans.CN 收音机爱 好者资料库 6 D1624 / D824 8345 INPUT & OUTPUT TIME CODE INPUT FormatSMPTE/EBU ConnectorXLR-3-31 type (Pin 1: GND, Pin 2: HOT, Pin 3: COLD) Standard Input Level2 V p-p Minimum Input Level0.25 V p-p Input Impedance20 k or more TIME CODE OUTPUT FormatSMPTE/EBU ConnectorXLR-3-32 type (Pin 1: GND, Pin 2: HOT, Pin 3: COLD) Standard Output Level2 V p-p Minimum Output Level0.25 V p-p Load Impedance20 k or more VIDEO INPUT FormatComposite (Applied video signal must comply to PAL or NTSC standard and be interlace type.) ConnectorBNC Frame Pulse24, 25, 29.97, 30 Hz ( 1000 ppm) Field Pulse48, 50, 59.94, 60 Hz ( 1000 ppm) Standard Input Level1 V p-p Input Impedance75 (ON / OFF by terminator SW) VIDEO THRU ConnectorBNC Output LevelDirect output of signal fed to Video Input connector WORD INPUT ConnectorBNC Frequency44.1 kHz, 48 kHz Standard Input LevelTTL level Input Impedance75 (ON / OFF by terminator SW) WORD OUTPUT ConnectorBNC Standard Output LevelTTL level Load Impedance75 GENERAL Dimensions215 (W) x 80 (D) mm Power SupplySupplied from main unit DigitalDC + 5 V AnalogDC + 19 V / - 15 V RadioFans.CN 收音机爱 好者资料库 7 D1624 / D824 5042 / 5043 INPUT & OUTPUT INPUT (1 8) ConnectorD-SUB 25-pin Standard Input Level+ 4 dBu Input Impedance10 k or more OUTPUT (1 8) ConnectorD-SUB 25-pin Output Level+ 4 dBu Load Impedance600 or more OUTPUT (9 16, Model 5043 only) ConnectorD-SUB 25-pin Output Level+ 4 dBu Load Impedance600 or more GENERAL DIMENSIONS270 (W) x 70 (D) mm POWER SUPPLYDC + 15 V (Supplied from main unit) 8350 ConnectorD-SUB 25-pin FormatIEC958 PART 3 (AES/EBU) Pin assignmentIndicated below Recommended cableAES/EBU digital audio transfer cable from Hosa Technology Inc. DBK-258 (DB-25 (male) 4 x XLR (male) & 4 x XLR (female) 131 1425 D-SUB 25-pin Assignment (Seen from rear panel side) SIGNAL Input 1/2 Input 3/4 Input 5/6 Input 7/8 Output 1/2 Output 3/4 Output 5/6 Output 7/8 HOT 1 2 3 4 5 6 7 8 COLD 14 15 16 17 18 19 20 21 Frame GND 10, 12, 13, 22, 23, 24, 25 Open9, 11 RadioFans.CN 收音机爱 好者资料库 8 D1624 / D824 2. CONTROLS, INDICATORS & CONNECTORS Front Panel Section: Main Unit (D1624 / D824) 1. Detachable Controller connector 2. Controller mounter 3. Removable hard disk cartridge slot 4. Lock/Unlock key 5. Hard disk power LED 6. Access LED 7. Power switch 1. Controller Connection Cable 2. Record Track Select / Envelope key 3. Track Shift / All Input key 4. Auto Play/Auto Return key 5. Clipboard In / Preview key 6. Clipboard Out / Preview key 7. Auto Return Start / Preview key 8. Auto Punch In / Preview key 9. Auto Punch Out / Preview key 10. Auto Return End / Preview key 11. Display Select key 12. Program select key 13. Store key 14. Exit/No / Eject key 15. Execute/Yes / Chase key 16. Recall key 17. NEXT key 18. Previous key 19. Jog/Shuttle dial 20. Vari-pitch / Pitch Edit key 21. Fast Forward key 22. Locate key 23. Rewind key 24. Undo/Redo / Multi Undo key 25. Play key 26. Setup / TC Generator Setup key 27. Stop key 28. Edit / TC Ready key 29. Record / All Ready key 30. Auto Punch Mode On/Off key 31. Shift key 32. TC ready LED 33. Access LED 34. All Input LED 35. Punch In/Out jack 36. Meter display Front Panel Section: Controller (D1624 / D824) 12342 567 12 3 456 7 8910 11 12 13 14 1516 17 18 19 212325272931 202224 26 2830323334 35 36 RadioFans.CN 收音机爱 好者资料库 9 D1624 / D824 Rear Panel Section (D824) Rear Panel Section (D1624) 1. Panel A for an optional card 2. Panel B for an optional card 3. WORD IN terminating switch 4. WORD INPUT connector BNC 5. WORD OUTPUT connector BNC 6. MIDI Input/Output/Thru connector 7. AC IN connector 8. REMOTE THRU connector 9. REMOTE INPUT terminating switch 10. REMOTE INPUT connector 11. SCSI connector half-pitch 50-pin 12. Digital/Data Output connector OPTICAL 13. Digital/Data Input connector OPTICAL 14. Analog Output jack RCA pin 15. Analog Input jack RCA pin 100 ONOFF CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN AVIS: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. REMOTE THRU MIDI INPUTOUTPUTTHRU INPUT OFFON WORD OUTPUTINPUT SCSI 8 - 116 - 98 - 116 - 9 OUTPUTINPUT DIGITAL/DATAAC INANALOG OUTPUTANALOG INPUT 5 1 678 234 13 5 141516 678 9 1 101112 234 OPTICAL 75 1223 456 789101112131415 REMOTE THRU MIDI INPUTOUTPUTTHRU AC IN INPUTOUTPUT WORD ONOFF 43 ANALOG INPUT 2 876 1 5 43 ANALOG OUTPUT 2 876 1 5 OUTPUTINPUT SCSIDIGITAL/DATA 100 ONOFF OPTICAL CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN AVIS: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. 75 1223 456 789101112131415 RadioFans.CN 收音机爱 好者资料库 10 D1624 / D824 Rear Panel Section (D824 with Model 5042, 8345 and 8350) Rear Panel Section (D1624 with Model 5043 and 8345) MODEL 5043 1. Balanced input connector 2. Balanced output connector (9 - 16) 3. Balanced output connector (1 - 8) MODEL 8345 4. Video input terminating switch 5. Video input connector 6. Video thru connector 7. Word input terminating switch 8. Word input connector 9. Word output connector 10. Time code input connector 11. Time code output connector MODEL 5042 1. Balanced input connector 2. Balanced output connector MODEL 8350 3. Digital input & output connector MODEL 8345 4. Video input terminating switch 5. Video input connector 6. Video thru connector 7. Word input terminating switch 8. Word input connector 9. Word output connector 10. Time code input connector 11. Time code output connector REMOTE THRU MIDI INPUTOUTPUTTHRU AC IN INPUTOUTPUT WORD 75 ONOFF 43 ANALOG INPUT 2 876 1 5 43 ANALOG OUTPUT 2 876 1 5 OUTPUTINPUT SCSIDIGITAL/DATA 100 ONOFF OPTICAL CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN AVIS: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. INPUT OUTPUT INPUTTHRU VIDEO 75 ONOFF +4dBu INPUT ANALOG BALANCE I/O +4dBu OUTPUT TIME CODE 3 2 1 COLD GND HOT 8-1 I/O AES/EBU 1234 598107611 100 ONOFF CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN AVIS: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. REMOTE THRU MIDI INPUTOUTPUTTHRU INPUT OFFON 75 WORD OUTPUTINPUT SCSI 8 - 116 - 98 - 116 - 9 OUTPUTINPUT DIGITAL/DATAAC INANALOG OUTPUTANALOG INPUT 5 1 678 234 13 5 141516 678 9 1 101112 234 OPTICAL HOT GND COLD 1 2 3 TIME CODE OFFON 75 VIDEO THRUINPUT OUTPUT INPUT +4dBu OUTPUT 8-1+4dBu OUTPUT 16-9 ANALOG BALANCE I/O +4dBu INPUT 8-1 1234 598107611 RadioFans.CN 收音机爱 好者资料库 11 D1624 / D824 3. SOFTWARE UPDATE Since the 8Mbit flash ROM is mounted on the MAIN PCB assy, the D1624/D824 software can be updated through the SCSI port. Please refer to the following explanation for correct software updating procedures. 3-1. Required Tools The following tools/equipment are required

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