Sequential Circuits Prophet-5 Service Manual - Audiofanzine
Sequential Circuits Prophet-5 Service Manual - Audiofanzine Sequential Circuits Prophet-5 Service Manual - Audiofanzine
4-2 OSCILLATOR B TESTSTEP MODULE CONTROL SETTING NORMAL INDICATIONS/COMMENTS1PRGMRPRST— TUNEOFFONSET CONTROLS ACCORDING TO FIGURE 4-2.WHEN DONE, PLAY HIGHEST KEY (C5) AND REMEMBERPITCHCSC BFREQ104 OSCB FREQ 0-105 OSCB FREQ 46 OSCB FINE 0-10HOLD SECOND C (C1( FROM BOTTOM (CO). SAMEPITCH AS STEP 2.PITCH ADJUSTS IN SEMITONES OVER 4-OCTAVE RANGEPITCH ADJUSTS CONTINUOUSLY OVER 1-SEMITONERANGE.. —. • 4 * .^ ' "4 «-» ^ ^nanD g D^n*1C4LA10A ril{f: n D :*: A n^nVf HH1HHClLLHH ft^ A n^;>: n •:*; DL«r^«^1 I^ r*iC «.^£ui^iVtmf*^ *• • ¥•lbHAt«*A A^PubT^t^atha4 ti^a«KBra »PT1 t* 1«JttkJlM *4««- Wl4A««:* DCAVHVTID DTm ivhcF 1^^* t-^^ •:^^ ^^AIIkCi LVfl- iLVi7 OSCB FINEB OSCB SAW OFF9 OSCB TRI ONDULLER TIMBRE, FREE OF HARMONICS.1 T ^ *W- >^«V1•Jl4»In D n n O iDDaDDDD«
4-3 MIXER AND NOISE TESTSTEP MODULE CONTROL SETTING NORMAL INDICATIONS/COMMENTS1 PRCMR PR5TOFFSET CONTROLS ACCORDING TO FIGURE 4-3.MIXCSC A0-10SMOOTH LEVEL CONTROL THROUGHOUT RANGE,VOICES STAY IN BALANCE.MIX4 MIX5 MIX6 MIXOSCAOSCBOSCBNOISE0-100-10SAME AS STEP 2SAME AS STEP 2V » •P4|T-M»,flt * ft« A f«LPiB•;#; •;*} n D Dtmm§ iBiuH* —• > A n'D D —""-Vftllft-1 - 1114 I PBftl P«t PtkTlP;*} D n D D Df44«lf1*E*4 4OKILLiTDH t -^- ^D:*;•4P.M * **HCl4.LArM^ A nihBtt4^1 A"4 d"ft44« 4li «V; ip) I D D -i; Dii44DUAiUkaKill^itM 4>fV*DD4*4
- Page 9 and 10: Raise the top panel assembly to ser
- Page 11 and 12: 1-5 PCB 1/2 CONTROL PANELSOnce PCB
- Page 13 and 14: Figure 1-5KEYBOARD REMOVAL1 -7/1 -8
- Page 15 and 16: TOADDITIONALVCOsTOADDITIONALENV GEN
- Page 17 and 18: 2-2 THE PROPHETThe Prophet is a sub
- Page 19 and 20: COMMON ANALOGVOICE(VOiCES e-5 ARE S
- Page 21 and 22: 'IAll processed CVs originate from
- Page 23 and 24: ajMim—2-8 AUDIO OUTPUTAs shown in
- Page 25 and 26: .'2-10 MICROPROCESSOR, MEMORY, AND
- Page 27 and 28: For troubleshooting, it should be e
- Page 29 and 30: 2-12 ADC, DAC, AND CV OUTPUTSThe DA
- Page 31 and 32: iirH- - jMg 1— -^ 'iVMUX, U201-3^
- Page 33 and 34: the same CV and trigger pattern to
- Page 35 and 36: SECTION 3DOCUMENTS3-0 DOCUMENT LIST
- Page 37 and 38: TOP PANEL ASSEMBLY1CHASSiSLAST \NOT
- Page 39 and 40: TB/0i/20f 32 22 30 20 19 25 233 2 I
- Page 41 and 42: TBZOf/^fOtP^2C20ZTBZOI/IOl17FUT ATK
- Page 43 and 44: OA* Y*tMOlooMtt'O o)i:i'^.^^.1 I5-
- Page 45 and 46: —' i+6V+5d^1—+I5V+ SV+ V ff^ U3
- Page 47 and 48: 1+ I5V£/JJiJ-5|T> -TUNEWBOtWfOiAMP
- Page 50 and 51: P40I+I6V(TUNE MUX)P40iP40f3ft wMIK
- Page 52 and 53: + I5VOSCP40i^Q ^ |PMOPFR£QASFINAL
- Page 54 and 55: M+I5VP40/ x|5v301 K|%34^fM0O£WASR4
- Page 56 and 57: IU504ft50647C5042Z00|iFMCTBMtZCT2 1
- Page 58 and 59: Inpreparation for service, set up t
- Page 62 and 63: 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
- Page 74 and 75: 115-3 PCB 3BT301 E-040L-\:!Oi 0-U45
- Page 76 and 77: I ]U374U375U376U377U37SU379U380U381
- Page 78 and 79: 1R419SR4199R4200R4201R4202R4203R420
- Page 80 and 81: 51» IR44S7/488 R-025R44S9 R-009R44
- 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.
- Page 102 and 103: I+ I5V+5dI^1-+5V 2'2pF+I6V+5V^^' U3
- Page 104 and 105: T&=* PANEL ASSE^^mtYSAfKEYBOARD,'r-
- Page 106 and 107: .^^'»_ u jj'/X H"r,P-*tQ( p5^f -^"
- Page 108 and 109: 4/J«-5[E> -TUNER57a12wzofwiOi^^^^^
4-3 MIXER AND NOISE TESTSTEP MODULE CONTROL SETTING NORMAL INDICATIONS/COMMENTS1 PRCMR PR5TOFFSET CONTROLS ACCORDING TO FIGURE 4-3.MIXCSC A0-10SMOOTH LEVEL CONTROL THROUGHOUT RANGE,VOICES STAY IN BALANCE.MIX4 MIX5 MIX6 MIXOSCAOSCBOSCBNOISE0-100-10SAME AS STEP 2SAME AS STEP 2V » •P4|T-M»,flt * ft« A f«LPiB•;#; •;*} n D Dtmm§ iBiuH* —• > A n'D D —""-Vftllft-1 - 1114 I PBftl P«t PtkTlP;*} D n D D Df44«lf1*E*4 4OKILLiTDH t -^- ^D:*;•4P.M * **HCl4.LArM^ A nihBtt4^1 A"4 d"ft44« 4li «V; ip) I D D -i; Dii44DUAiUkaKill^itM 4>fV*DD4*4