Sequential Circuits Prophet-5 Service Manual - Audiofanzine

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Tr1 1-5 WHEEL BALANCE TRIM1. See para,
SECTION 12PARTSREVISION 3.2 COMPONENTSChanged from Rev 3.0R339 R-217R378 R-llOAR3119 R-175R3120 R-015R3153 R-025AddedD320 D-005Q310-12 T-003R315'fR-OUR3155/6 R-012R3157/8 R-025R3159 R-011R3160R-OlOR3161 R-025R3162 R-llOR3163 R-108R3i6ii R-K'fR3165/6 R-077R3167 R-036R3168 R-217R3169 R-012R3170 R-00^R3171 R-030R3172 R-022R3173R-00^R511/2 R-0«t6
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PROPHET-5 SYNTHESIZERTECHNICAL MANU
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iJTable of ContentsISECTION 1MECHAN
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'1SECTION 1MECHANICAL1-0 GENERALThi
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Raise the top panel assembly to ser
Page 11 and 12:
1-5 PCB 1/2 CONTROL PANELSOnce PCB
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Figure 1-5KEYBOARD REMOVAL1 -7/1 -8
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TOADDITIONALVCOsTOADDITIONALENV GEN
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2-2 THE PROPHETThe Prophet is a sub
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COMMON ANALOGVOICE(VOiCES e-5 ARE S
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'IAll processed CVs originate from
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ajMim—2-8 AUDIO OUTPUTAs shown in
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.'2-10 MICROPROCESSOR, MEMORY, AND
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For troubleshooting, it should be e
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2-12 ADC, DAC, AND CV OUTPUTSThe DA
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the same CV and trigger pattern to
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SECTION 3DOCUMENTS3-0 DOCUMENT LIST
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TOP PANEL ASSEMBLY1CHASSiSLAST \NOT
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Inpreparation for service, set up t
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4-2 OSCILLATOR B TESTSTEP MODULE CO
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4-S FILTER TEST.STEP'MODULE CONTROL
Page 64 and 65:
4-8 POLY-MOD TEST—A.STEP MODULE C
Page 66 and 67: i4-11 PITCH WHEEL TRIMThis trim rem
Page 68 and 69: A)I4-16 VCO SCALE TRIMBE SURE RECOR
Page 70 and 71: 4-19 FILTER ENVELOPE AMOUNT VCA BAL
Page 72 and 73: 4-21 FINAL VGA BAL1. Switch PRESET
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Page 78 and 79: 1R419SR4199R4200R4201R4202R4203R420
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Page 82 and 83: kL096 E-066098 E-071100 E-078102 E-
Page 84 and 85: IJ310 M-156312 M-157314 M-158316 M-
Page 86 and 87: JJ51S R-161520 R--162522 R-163524 R
Page 88 and 89: FFFFDBKFETFFFILTFINFINEFOAFREQFSKFT
Page 90 and 91: 11 IJSECTION 8THEORY8-0 INTRODUCTIO
Page 92 and 93: 1 1for the 2 to 5-foot range. The c
Page 94 and 95: IiSECTION 9PRCX^RAMMING9-0 INTRODUC
Page 96 and 97: I3JIJThe Prophet will not accept st
Page 98 and 99: ByteByte 23Switch Bit (7)OSC A PULS
Page 100 and 101: t J IISECTION 10REVISION 3.1 and 3.
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Page 114 and 115: I 111-2 REVISION 3.0 MEMORY TESTRev
Page 118 and 119: SECTION 13PROPHET-5 REV 3.3 UPDATET
Page 120 and 121: iFigure 13-1PCB 3 TOP MODIFICATIONT
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Page 130 and 131: IJmemory interface1000.3.01000.3.11
Page 132 and 133: ittKRAM, non-volatile (NV)1000.3.01
Page 134: 1voltage-current convertervoice ass
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