Fostex DE-1, Service Manual

Page 1: ...DE 1 Service Manual Model 20 bit Dual Multi Effect Processors ...

Page 2: ...r 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 obje...

Page 3: ...The following accessories are supplied with DE 1 as the standard accessories Owner s 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 8228729000 4 5 6 14 CAUTION Parts marked with this sign are safety critical components They must always be replaced with iden...

Page 4: ...PF Crosstalk 60 dB at 1 kHz Sampling Frequency 32 kHz GENERAL Dimensions 220 W 187 D 43 H mm Weight 1 0 kg excluding AC adaptor Power Requirement JPN 100 V AC USA CND 120 V AC UK EUR 230 V AC Power supply DC 9 V center positive 600 mA AC Adaptor AD 9B STANDARD ENVIRONMENT Standard Temperature 20 2 ºC Standard Humidity 65 5 ENVIRONMENT CONDITION Characteristics Guaranteed Temperature 5 ºC 40 ºC Hum...

Page 5: ...F DRY DRY EFF DRY EFF EFFECT 2 EFFECT 1 _ 4 3 1 2 6 5 10 9 7 8 11 12 DUAL MODE 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 8 Not functioning 9 PEAK LED R channel 10 PARAM PARAMETER 2 knob 11 PARAM PARAMETER 3 knob 12 POWER LED SINGLE MODE MAX MIN MIN MAX 9V FOOT SW OUTPUT 1 OUTPUT 2 DC IN 1 1 2 L MONO R R L MONO 2 DUAL MODE SINGLE M...

Page 6: ...E 1 7 8216700100 Shield EMI DE 1 8 8216702000 Sheet screw DE 1 9 8226189001 Knob volume grey N 10 8226190001 Knob volume green N 11 8226191001 Knob volume blue N 12 8270818003 AC adaptor AD 9B USA CSA 8270818006 AC adaptor AD 9B EUR 8270818007 AC adaptor AD 9B UK 8270818010 AC adaptor AD 9B JPN 13 8216636101 Cushion button FD 4 DE 1 3 EXPLODED VIEW PCB ASSEMBLY AND PARTS LIST DE 1 OVERALL EXPLODED...

Page 7: ...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 ...

Page 8: ... R116 C22 C21 C210 BC31 C310 C410 C110 R118 R218 R318 R418 R316 R317 R416 R415 R417 C414 3 1 3 1 U303 3 1 U403 3 1 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 C203 C24 C206 C205 C113 C213 C211 C313 C314 C414 C15 D4 R19 R25 R20 R23 R21 C311 C111 R115 C115 R114 C215 R114 BR50 BC30 BR51 R314...

Page 9: ...3 C16 R21 1 3 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 1 3 J5 L5 U303 R318 1 3 J4 L4 U203 R218 R117 BR53 BR52 BC33 R116 BR54 BR55 R102 R202 1 3 J3 L3 J8 L8 J7 L7 C6 U103 R118 1 3 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 R...

Page 10: ...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 60 70 50 X1 U1 U2 R1 C9 C20 C23 J2 C22 C19 R2 C21 J1 C1 8251983001 PCB DSP DE 1 ...

Page 11: ...DE 1 11 Foil sides of DSP PCB C5 15 1 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 ...

Page 12: ... 5 R107 207 8230 1382 03 HT carbon 1 4W 10kΩ 5 R108 208 8230 1383 31 HT carbon 1 4W 330Ω 5 R109 209 8230 1383 31 HT carbon 1 4W 330Ω 5 DE 1 Parts List Ref No Part No Description R110 210 8230 1381 53 HT carbon 1 4W 15kΩ 5 R111 211 8230 1381 82 HT carbon 1 4W 1 8kΩ 5 R112 212 8230 1385 63 HT carbon 1 4W 56kΩ 5 R113 213 8230 1383 01 HT carbon 1 4W 300Ω 5 R114 414 8230 1381 04 HT carbon 1 4W 100kΩ 5 ...

Page 13: ...30 5001 01 ST carbon 1 10W 100Ω 5 R002 8230 5001 00 ST carbon 1 10W 10Ω 5 CAPACITORs ALU Electrolytic type CER Ceramic type PES Mylar type Ref No Part No Description C001 004 8232 2181 06 VT ALU 16V 10µF 20 SRE C005 015 8233 5041 03 ST CER 25V 0 01µF 10 CC20R C016 8233 5041 04 ST CER 25V 0 1µF 10 CC20R C017 018 8233 5002 20 ST CER 50V 22pF 5 CC20SL C019 021 8233 5041 04 ST CER 25V 0 1µF 10 CC20R C...

Page 14: ...4 25 26 27 28 29 30 VARIATION2 TYPE2 VARIATION1 TYPE1 MODE SW FOOT SW MIX2 ADJUST2 MIX1 ADJUST1 Ct VSC OUTc GND Vsa Vsb V RESET 10KB 10KB 10KB 10KB 10KB 10KB 10KB 10KB R11 10K R12 10K R13 10K R14 10K R15 10K R16 10K R17 330 R9 10K R7 10K R8 10K R10 10K PD_ADDA CS_DSP WRQ_DSP mode0 mode1 mode2 mode3 PD_DSP RST_DSP SO SCK AIN1 AIN1 AIN2 AIN2 AIN1 AIN1 AIN2 AIN2 AOUTL1 AOUTR1 AOUTL2 AOUTR2 AIN1 AIN1 ...

Page 15: ...4 3 1 50KA BEAD R101 L7 VBIAS1 R103 20K R102 20K C23 C101 10u 16 C104 NON R105 82K A 5 C18 0 01 C102 10P R104 10K R106 10K C105 10p R107 10K A 5 C20 0 01 A 5 R210 15K R109 330 C208 0 1 AIN1 DIODE R213 300 D201 LED D202 PEAK C207 10 16 R212 56K R211 1 8K R206 10K C206 NON R207 10K C205 10p R204 10K C204 NON C202 10p R205 82K R203 20K C203 100 10 C24 non C201 10u 16 R202 20K VBIAS1 L8 BEAD R201 50KA...

Page 16: ...V 10dBV 10dBV 10dBV 2 4 3 1 2 4 3 1 2 4 3 1 U103 DTC314TK L3 0 C114 10u 16 R117 1K R118 100K U203 DTC314TK L4 0 C214 10u 16 R217 1K R218 100K U303 DTC314TK L5 0 C314 10u 16 R317 1K R318 100K U403 DTC314TK L6 0 C414 10u 16 R417 1K R418 100K C410 10u 16 R414 100K C413 NON R416 100K C412 100 10 C411 10P R415 27K AOUTR2 C310 10u 16 R314 100K C313 NON R316 100K C312 100 10 C311 10P R315 27K AOUTL2 A 5 ...

Page 17: ...8 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 D7 D6 D5 D4 D3 D2 D1 D0 A0 A1 A2 A3 A4 A5 A6 A7 A8 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 20 19 18 17 16 15 14 13 3 2 31 1 12 4 11 7 10 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 VCC VSS I O0 I O1 I O2 I O3 I O4 I O5 I O6 I O7 OE WE CE2 CE1 21 22 23 25 26 27 28 29 D0 D1 D2 D3 D4 D5 D6 D7 CS_DSP WR...

Page 18: ...M DUAL MODE D A D A EFFECT PROCESSOR EFFECT PROCESSOR D A D A A D A D INPUT INPUT INPUT 1 1 2 INPUT 2 ADJUST TYPE VARIATION ADJUST TYPE VARIATION DRY EFF DRY EFF DRY EFF DRY EFF OUTPUT 1 L MONO R MIX MIX OUTPUT 2 L MONO R ...

Page 19: ... PROCESSOR D A D A A D A D INPUT INPUT INPUT L MONO INPUT R ADJUST DRY EFF DRY EFF MIX PARAM 1 ADJUST PARAM 2 ADJUST PARAM 3 TYPE VARIATION D A D A MUTE DATA MUTE DATA OUTPUT 1 L MONO R OUTPUT 2 L MONO R SINGLE MODE ...

Page 20: ...FOSTEX CORPORATION 3 2 35 Musashino Akishima Tokyo Japan 196 0021 FOSTEX CORPORATION OF AMERICA 15431 Blackburn Ave Norwalk CA 90650 U S A PRINTED IN JAPAN MAR 1999 8288780000 ...