Fostex-DE1-sp-sm维修电路原理图.pdf

《Fostex-DE1-sp-sm维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Fostex-DE1-sp-sm维修电路原理图.pdf（20页珍藏版）》请在收音机爱好者资料库上搜索。

1、DE-1 Service Manual Model 20-bit Dual Multi Effect Processors RadioFans.CN 收音机爱 好者资料库 SAFETY INSTRUCTIONS Read instructions - All the safety and operating instruc- tions should be read before the appliance is operated. Retain instructions - The safety and operating instructions should be retained fo

2、r future reference. Heed warnings - All warnings on the appliance and in the operating instructions should be adhered to. Follow instructions - All operating and use instructions should be followed. Water and Moisture - The appliance should not be used near water - for example, near a bathtub, washb

3、owl, kitchen sink, laundry tub, in a wet basement, or near a swimming pool, and the like. Carts and Stands - The appliance should be used only with a cart or stand that is recommended by the manufac- turer. An appliance and cart combination should be moved with care. Quick stops, excessive force, an

4、d uneven surfaces may cause the appliance and cart combination to over- turn. Wall or Ceiling Mounting - The appliance should be mounted to a wall or ceiling only as recommended by the manufacturer. Ventilation - The appliance should be situated so that its location or position does not interfere wi

5、th its proper ven- tilation. For example, the appliance should not be situ- ated on a bed, sofa, rug, or similar surface that may block the ventilation openings; 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. H

6、eat - 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 ma

7、rked 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

8、 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 fro

9、m 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.

10、 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 CAU

11、TION: 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

12、 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 arrowhe

13、ad 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,

14、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 e

15、xhibits 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 DE-1 3 TABLE OF CONTENTS 1. SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2. CONTROLS, INDIC

16、ATORS AND CONNECTORS . . . . . . . . . . . . 3. EXPLODED VIEW, PCB ASSEMBLY AND PARTS LIST . . . . . . 4. CIRCUIT & BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . NOTES *Parts List and circuit diagrams are given in this manual to assist the service technician in maintaining the Model

17、 DE-1. *The following accessories are supplied with DE-1 as the standard accessories. Owners manual: 8288441100 (for domestic & export model) Foot assy, S: 8260561000 *Following is the packing material for the Model DE-1. Packing, L, DE-1: 8228454000 Packing, R, DE-1: 8228455000 Carton, inner, DE-1:

18、 8228729000 4 5 6 14 CAUTION 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. RadioFans.CN 收音机爱 好者资料库 4 DE-1 1. SPECIFICATIONS INPUT & OUTPUT INPUT (x 2) Connector 6 mm pho

19、ne jack / unbalanced Input level-10 dBV Impedance20 k or more STEREO OUTPUT (L & R) Connector 6 mm phone jack / unbalanced Output level-10 dBV Impedance10 k or more FOOT SWITCH (x 1) 6 mm phone jack (Optional Model 8051) OTHERS Frequency Response+ 1, -2 dB at 20 Hz 14.5 kHz Dynamic Range86 dB (IHF A

20、) AD / DA Converter20-bit Total Harmonic Distortion0.1 % at 100 Hz 10 kHz (w / LPF) Crosstalk60 dB at 1 kHz Sampling Frequency32 kHz GENERAL Dimensions220 (W) 187 (D) 43 (H) mm Weight1.0 kg (excluding AC adaptor) Power Requirement JPN100 V AC USA / CND120 V AC UK / EUR230 V AC Power supplyDC 9 V (ce

21、nter: positive), 600 mA AC AdaptorAD-9B STANDARD ENVIRONMENT Standard Temperature20 2 C Standard Humidity65 5 % ENVIRONMENT CONDITION Characteristics Guaranteed Temperature+ 5 C + 40 C Humidity30 70 % AC voltage deviation 5 % or less Operation Guaranteed Temperature+- 5 C + 45 C Humidity85 % or less

22、 AC voltage deviation 10 % or less *Specifications and appearance are subject to change without notice for product improvement. RadioFans.CN 收音机爱 好者资料库 DE-1 5 2. CONTROLS, INDICATORS & CONNECTORS 1. EFFECT 1 TYPE SW 2. EFFECT 1 VARIATION SW 3. PEAK LED 4. EFFECT 1 ADJUST knob 5. EFFECT 1 MIX knob 6.

23、 MODE SW 7. EFFECT 2 TYPE SW 8. EFFECT 2 VARIATION SW 9. PEAK LED 10. EFFECT 2 ADJUST knob 11. EFFECT 2 MIX knob 12. POWER LED PARAM.3 POWER ADJUSTMIX PARAM.2 1 TYPEVARIATION DELAY PITCH FLANGE PEAK VOCAL L.HALL ROOM DLY+REV S.HALL PLATEMISC CHO 5 11 7 3 6 2 4 10 8 9 1 TYPEVARIATION DELAY PITCH FLAN

24、GE PEAK ADJUST VOCAL L.HALL ROOM MIX EFFDRY SINGLEDUAL MODE PARAM.1 DLY+REV S.HALL PLATEMISC CHO 5 11 7 3 6 2 4 10 8 9 EFFDRY DRY+EFFDRY+EFF EFFECT 2EFFECT 1 _ + 431265109781112 1. TYPE SW 2. VARIATION SW 3. PEAK LED (L channel) 4. PARAM. (PARAMETER) 1 knob 5. MIX knob 6. MODE SW 7. Not functioning

25、8. Not functioning 9. PEAK LED (R channel) 10. PARAM. (PARAMETER) 2 knob 11. PARAM. (PARAMETER) 3 knob 12. POWER LED MAXMINMINMAX 9V FOOT SWOUTPUT 1OUTPUT 2DC IN 1 (1&2) L (MONO)R R L (MONO) 2DUAL MODE SINGLE MODE EFF MUTE AD-9B ONLY RL (MONO) INPUT 13141516171819 13. DC INLET socket 14. Foot SW soc

26、ket 15. OUTPUT 2 jack sockets 16. OUTPUT 1 jack sockets 17. INPUT 2 jack socket 18. INPUT 1 (1 & 2) jack socket 19. INPUT LEVEL knobs 13. DC INLET socket 14. Foot SW socket 15. Not functioning 16. Not functioning 17. INPUT L (MONO) jack socket 18. INPUT R jack socket 19. INPUT LEVEL knobs RadioFans.

27、CN 收音机爱 好者资料库 6 DE-1 Ref. No.Part No.Description 18221287000Panel, front, DE-1 28221288000Panel, top, DE-1 38221289000Chassis, VC-8/DE-1 48274207000PCB assy, Main, DE-1 58274208000PCB assy, DSP, DE-1 68221292000Bracket, volume, DE-1 78216700100Shield, EMI, DE-1 88216702000Sheet, screw, DE-1 98226189

28、001Knob, volume, grey, N 108226190001Knob, volume, green, N 118226191001Knob, volume, blue, N 128270818003AC adaptor, AD-9B, USA/CSA 8270818006AC adaptor, AD-9B, EUR 8270818007AC adaptor, AD-9B, UK 8270818010AC adaptor, AD-9B, JPN 138216636101Cushion, button, FD-4/DE-1 3. EXPLODED VIEW, PCB ASSEMBLY

29、 AND PARTS LIST DE-1 OVERALL EXPLODED VIEW & PARTS LIST RadioFans.CN 收音机爱 好者资料库 DE-1 7 1 2 3 BBT 3 x 8 BZn BBT 3 x 6 BZn BBT 3 x 6 BZn BBT 3 x 6 BZn BBT 3 x 6 BZn 4 BBT 3 x 6 BZn 5 BBT 3 x 6 BZn 6 6 7 8 8 9 11 10 12 13 13 DE-1 OVERALL EXPLODED VIEW RadioFans.CN 收音机爱 好者资料库 8 DE-1 DE-1 PCB PATTERN DRA

30、WING Parts side of MAIN PCB 30 151 16 A1 30 S1 SD C101C201 U103U203 R101 R201 J7J8J3J4J5J6J2 J1 C3 C16 C17 L10 C9 C4 C5 C12 L11 C11 L4 U2 L9 R24 C10 R102 R212 C208 C2 R12 R13 R14 R15 C1 R211 C19 R6 C8 C7 C14 R47R48 R45R44 R40R41 R5 W4 W3 W2 W1 D202 R210 R113 R213 R22 R210 C109 R112 R111 D102 C108 C1

31、04 BR55 BC34 C23 C6 C20 C204 BC32 BR53 R116 C22C21 C210 BC31 C310C410C110 R118R218R318R418 R316 R317 R416 R415 R417 C414 3131 U303 31 U403 31 U7 3 3 1 1 R117 R217 C112 C212 C312 C412 C314 C214 R216 C114 BC33 BR52 C18 BR54 C107 C207 BC35 C103 C102 C105 C106 R209 R207 R206 R203 R202 R204 R205 C202 C20

32、3 C24 C206 C205 C113 C213 C211 C313 C314 C414 C15 D4 R19R25 R20 R23 R21 C311 C111 R115 C115 R114 C215 R114 BR50 BC30 BR51 R314 C315 R414 R1 C13 R2 R3 R16 R17 R11 R9 R10 R8 R7 C415 R215 R315 R105 R104 R103 R106 R107 R109 R208 R108 D101 R43R42 D3D20 R26 D2 R18 R4 X1 D1 PCB, MAIN, DE-1 8251526100 D. S.

33、 P. BOARD RadioFans.CN 收音机爱 好者资料库 DE-1 9 Foil side of MAIN PCB J1J1 L2 J6 L6 1 32 C3 C9 C201 C203 C203 C204 BC32 BC34 C109 C108 R212 R211 C208 R110 R210 D102 C19 D202 BC35 R111 R112 C104 C101 C5 C11 L11 L1 C12 U2 U7 U19 R25 R3 R7 R43 R101R201 D3D201D101 dual mode single mode R42R41 S1 R40 R26 R14 R1

34、2 R13 R15 R113 R213 R22 W1 W2 W3 W4 R18 R4 D2 C7 X1 C8 D1 R44 1 15 A1 3016 R45R46R47 R8 R10 R9 R11 R17 R16 1 1 U4 D4 U3 C16 R21 13 R20 C15 L9 R24 C10 R23 C17 C412 C312 C212 C212 C314 C411 C311 R415 C211 R215 R315 C111 R115 C414 C413 L10 3 U403 R418 R416 R417 R217 R317 R316 R216 13 J5 L5 U303 R318 13

35、 J4 L4 U203 R218 R117 BR53 BR52 BC33 R116 BR54 BR55 R102 R202 13 J3 L3 J8 L8 J7 L7 C6 U103 R118 13 1 U202 C21 C22 C2 C1 C1 U1 C20 C18 C23 C313 C114 C113 C202 C205 C105 C24 C206 C106 R205 R204 R206 R106 R203 R207 R107 R208 R5 R6 BR50 BR51 BC51 BC30 R214 R314 C415 RC C13 R2 C214 C310 C315 C410 C414 R1

36、14 C115 R108 R209 R109 C207 C107 R103 R104 R105 C102 C213 C210 1 U102 U5 U6 U101 C214 1 1 1 1 PCB, MAIN, DE-1 RadioFans.CN 收音机爱 好者资料库 10 DE-1 Parts sides of DSP PCB 1 1 C2 C4 C3 C17 C18 1 1 17 D. S. P. module 20 30 40 80 90 100 6070 50 X1 U1 U2 R1 C9 C20 C23 J2 C22 C19 R2 C21 J1 C1 8251983001 PCB, D

37、SP, DE-1 RadioFans.CN 收音机爱 好者资料库 DE-1 11 Foil sides of DSP PCB C5 151 1 16 (1) 30 (15) C8 C7 C16 C4 C3 C6 C24 C13 C14 C15 C12 C11 C10 C1 C2 8251983001 PCB, DSP, DE-1 RadioFans.CN 收音机爱 好者资料库 12 DE-1 MAIN PCB assy Ref. No.Part No.Description 8274 2070 00PCB assy, Main, DE-1 B1018251 5261 00Plain PCB,

38、Main, DE-1 ICs Ref. No.Part No.Description U0018236 0852 00QFP, DG, CPU, TMP87PM40AF U0028236 0320 01220, AN, regulator, NJM78M05FA U0038236 5025 00ST, AN, reset, NJM2103M U0048236 5413 00ST, AN, DC-DC, NJM2360M U005, 006 8236 5050 11ST, AN, op amp, NJM2115M U0078236 0782 01PT, DG, driver, DTA114ES

39、U1018236 5412 00ST, AN, op amp, NJM4565M U102, 202 8236 5050 11ST, AN, op amp, NJM2115M U103403 8236 5043 00PT, DG, driver, DTA314STP DIODEs Ref. No.Part No.Description D001, 002 8234 5007 00HT, 1SS136 D0038234 1046 02Opt., VT, LED, GRN, SR-332MC-TE7 D0048234 0196 02HT, DSK10C-BT D101, 201 8234 1046

40、 01Opt., VT, LED, RED, SR-332MC-TE7 D102, 202 8234 5007 00HT, 1SS136 RESISTORs Ref. No.Part No.Description R001003 8230 1381 02HT, carbon, 1/4W, 1k, 5% R0048230 1381 03HT, carbon, 1/4W, 10k, 5% R005, 006 8230 1381 01HT, carbon, 1/4W, 100, 5% R007016 8230 1381 03HT, carbon, 1/4W, 10k, 5% R0178230 138

41、3 31HT, carbon, 1/4W, 330, 5% R0188230 1381 03HT, carbon, 1/4W, 10k, 5% R0198230 1381 09HT, carbon, 1/4W, 1, 5% R0208230 1381 02HT, carbon, 1/4W, 1k, 5% R0218230 1388 22HT, carbon, 1/4W, 8.2k, 5% R0228230 1383 01HT, carbon, 1/4W, 300, 5% R0238230 1381 04HT, carbon, 1/4W, 100k, 5% R0248230 1381 03HT,

42、 carbon, 1/4W, 10k, 5% R0258230 1384 73HT, carbon, 1/4W, 47k, 5% R0268230 1383 30HT, carbon, 1/4W, 33, 5% R040043 8240 2870 06Pot., PL, RT09, 10kB, XV092, 20 R044047 8240 2920 01Pot., PL, RK16311, 10kB, ROT R101, 201 8240 2870 07Pot., PL, RT09, 50kA, XV092, 20 R102, 202 8230 1382 03HT, carbon, 1/4W,

43、 20k, 5% R103, 203 8230 1382 03HT, carbon, 1/4W, 20k, 5% R104, 204 8230 1382 03HT, carbon, 1/4W, 10k, 5% R105, 205 8230 1388 23HT, carbon, 1/4W, 82k, 5% R106, 206 8230 1382 03HT, carbon, 1/4W, 10k, 5% R107, 207 8230 1382 03HT, carbon, 1/4W, 10k, 5% R108, 208 8230 1383 31HT, carbon, 1/4W, 330, 5% R10

44、9, 209 8230 1383 31HT, carbon, 1/4W, 330, 5% DE-1 Parts List Ref. No.Part No.Description R110, 210 8230 1381 53HT, carbon, 1/4W, 15k, 5% R111, 211 8230 1381 82HT, carbon, 1/4W, 1.8k, 5% R112, 212 8230 1385 63HT, carbon, 1/4W, 56k, 5% R113, 213 8230 1383 01HT, carbon, 1/4W, 300, 5% R114414 8230 1381

45、04HT, carbon, 1/4W, 100k, 5% R115415 8230 1382 73HT, carbon, 1/4W, 27k, 5% R116416 8230 1381 04HT, carbon, 1/4W, 100k, 5% R117417 8230 1382 02HT, carbon, 1/4W, 2k, 5% R118418 8230 1381 04HT, carbon, 1/4W, 100k, 5% CAPACITORs ALU = Electrolytic type CER = Ceramic type PES = Mylar type Ref. No.Part No

46、.Description C001, 002 8232 8181 04VT, CER, 25V, 0.1F, +80-20%, YF C0038232 1434 77VT, ALU, 16V, 470F, 20%, SME-VB C004006 8232 1421 07VT, ALU, 10V, 100F, 20%, SME-VB C007, 008 8232 8013 30VT, CER, 50V, 33pF, 5%, SL C0098232 8031 03VT, CER, 50V, 0.01F, +80-20%, YF C0108232 1461 05VT, ALU, 50V, 1F, 2

47、0%, SME-VB C011013 8232 8031 03VT, CER, 50V, 0.01F, +80-20%, YF C0148232 8014 71VT, CER, 50V, 470pF, 5%, SL C0158232 8011 22VT, CER, 50V, 0.0012F C0168232 1421 07VT, ALU, 10V, 100F, 20%, SME-VB C0178232 1431 07VT, ALU, 16V, 100F, 20%, SME-VB C018022 8232 8031 03VT, CER, 50V, 0.01F, +80-20%, YF C023,

48、 024N/A C101, 201 8232 1431 06VT, ALU, 16V, 10F, 20%, SME-VB C102, 202 8232 8011 00VT, CER, 50V, 10pF 0.5pF, SL C103, 203 8232 1421 07VT, ALU, 10V, 100F, 20%, SME-VB C104, 204N/A C105, 205 8232 8011 00VT, CER, 50V, 10pF 0.5pF, SL C106, 206N/A C107, 207 8232 1431 06VT, ALU, 16V, 10F, 20%, SME-VB C108

49、, 208 8232 8181 04VT, CER, 25V, 0.1F, +80-20%, YF C1092328031 03VT, CER, 50V, 0.01F, +80-20%, YF C110410 8232 1431 06VT, ALU, 16V, 10F, 20%, SME-VB C111411 8232 8011 00VT, CER, 50V, 10pF 0.5pF, SL C112412 8232 1421 07VT, ALU, 10V, 100F, 20%, SME-VB C113413N/A C114414 8232 1431 06VT, ALU, 16V, 10F, 20%, SME-VB C115415N/A MISCELLANEOUS Ref. No.Part No.Description E001Jumper, F5 E002Jumper, F10 J0018245 5440 00Connector, PL, jack, DC-Inlet, YKB31-0014 RadioFans.CN 收音机爱 好者资料库 DE-1 13 Ref. No.Part No.Description J0020088245 3390 04Connector, PL, jack, p