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Crest Audio V12 Schematics Document
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Crest Audio V12 Schematics Document

Crest Audio V12 Schematics Document

Mixing console
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V12 mixing console

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Summary of Contents for Crest Audio V12

  • Page 1 V12 mixing console...

  • Page 2: Table Of Contents

    26 outputs p. 33 master 1 p. 42 ¡ master 2 p. 48 faders p. 54 connectors p. 63 meters p. 73 micro muting system p. 77 ¡ motherboards p. 83 Ô power supply p. 86 V12 schematics p. blk–1...

  • Page 3: Mono Inputs

    2-of-11 mono input—block diagram mono inputs see p. 3 connector PCB main PCB main sub PCB V12 schematics p. blk–2...

  • Page 4: Stereo Inputs

    3-of-11 stereo input—block diagram stereo inputs see p. 13 connector PCB connector sub PCB main PCB main sub PCB V12 schematics p. blk–3...

  • Page 5: Groups

    4-of-11 group module—block diagram groups see p. 26 audio sub PCB connector PCB main PCB main sub PCB V12 schematics p. blk–4...

  • Page 6: Outputs

    5-of-11 output module—block diagram outputs see p. 33 connector PCB main PCB main sub PCB V12 schematics p. blk–5...

  • Page 7: Master 1

    6-of-11 master 1 module—block diagram master 1 see p. 42 connector PCB main PCB main sub PCB V12 schematics p. blk–6...
  • Page 8 7-of-11 master 2 module—block diagram master 2 see p. 47 connector PCB main PCB main sub PCB V12 schematics p. blk–7...

  • Page 9: Faders

    8-of-11 input fader section—block diagram faders see p.53 fader PCB fader mute PCB V12 schematics p. blk–8...
  • Page 10 9-of-11 master VCA—block diagram faders see p. 62 master VCA mute PCB master VCA solo PCB output control PCB V12 schematics p. blk–9...

  • Page 11: Meters

    10-of-11 meter system—block diagram meters see p. 71 multiplexer/dimmer/fan control PCB de-multiplexer PCB indicator PCB V12 schematics p.blk–10...

  • Page 12: Power Supply

    Ô section power supply—block diagram 11-of-11 rev 00 5/3/99 drawing 76B4420-00 power supply see p. 1 power distribution PCB display PCB negative HS PCB positive HS PCB V12 schematics p.blk–11...
  • Page 13 V12 schematics...
  • Page 14 ( enlarged ) V12 schematics...
  • Page 15 1-of-5 rev E 7/98 drawing 16D3145 (see sheet 4) V12 schematics for block diagram—see p. blk–2...
  • Page 16 2-of-5 rev E 7/98 drawing 16D3145 V12 schematics for block diagram—see p. blk–2...
  • Page 17 3-of-5 rev E 7/98 drawing 16D3145 V12 schematics for block diagram—see p. blk–2...
  • Page 18 4-of-5 rev E 7/98 drawing 16D3145 V12 schematics for block diagram—see p. blk–2...
  • Page 19 5-of-5 rev E 7/98 drawing 16D3145 V12 schematics for block diagram—see p. blk–2...
  • Page 20 PCB mono inputs 1-of-3 rev D 6/98 drawing 76D3147 V12 schematics for block diagram—see p. blk–2...
  • Page 21 PCB mono inputs 2-of-3 rev D 6/98 drawing 76D3147 V12 schematics for block diagram—see p. blk–2...
  • Page 22 PCB mono inputs 3-of-3 rev D 6/98 drawing 76D3147 V12 schematics p.10 for block diagram—see p. blk–2...
  • Page 23 1-of-2 rev D 6/18/98 drawing 76D3148 V12 schematics p.11 for block diagram—see p. blk–2...
  • Page 24 2-of-2 rev D 6/18/98 drawing 76D3148 V12 schematics p.12 for block diagram—see p. blk–2...
  • Page 25 1-of-4 rev B 3/11/99 drawing 76D3150 to stereo input connector sub see sheet 3 V12 schematics p.13 for block diagram—see p. blk–3...
  • Page 26 2-of-4 rev B 3/11/99 drawing 76D3150 V12 schematics p.14 for block diagram—see p. blk–3...
  • Page 27 3-of-4 rev B 3/11/99 drawing 76D3150 V12 schematics p.15 for block diagram—see p. blk–3...
  • Page 28 4-of-4 rev B 3/11/99 drawing 76D3150 V12 schematics p.16 for block diagram—see p. blk–3...
  • Page 29 1-of-3 rev C 4/1/99 drawing 76D3151 V12 schematics p.17 for block diagram—see p. blk–3...
  • Page 30 2-of-3 rev C 4/1/99 drawing 76D3151 V12 schematics p.18 for block diagram—see p. blk–3...
  • Page 31 3-of-3 rrev C 4/1/99 drawing 76D3151 to from stereo input connector see sheet 1 V12 schematics p.19 for block diagram—see p. blk–3...
  • Page 32 1-of-3 rev B 3/9/99 drawing 76D3153 V12 schematics p.20 for block diagram—see p. blk–3...
  • Page 33 2-of-3 rev B 3/9/99 drawing 76D3153 V12 schematics p.21 for block diagram—see p. blk–3...
  • Page 34 3-of-3 rev B 3/9/99 drawing 76D3153 V12 schematics p.22 for block diagram—see p. blK-3...
  • Page 35 1-of-3 rev A 9/24/98 drawing 276D3149 V12 schematics p.23 for block diagram—see p. blk–3...
  • Page 36 2-of-3 rev A 11/6/96 drawing 76D3149 V12 schematics p.24 for block diagram—see p. blk–3...
  • Page 37 3-of-3 rev A 9/25/98 drawing 76D3149 V12 schematics p.25 for block diagram—see p. blk–3...
  • Page 38 1-of-1 rev C 6/98 drawing 76D3157 V12 schematics p.26 for block diagram—see p. blk–4...
  • Page 39 1-of-2 rev C 6/98 drawing 76D3155 V12 schematics p.27 for block diagram—see p. blk–4...
  • Page 40 2-of-2 rev C 6/98 drawing 76D3155 V12 schematics p.28 for block diagram—see p. blk–4...
  • Page 41 1-of-3 rev C 6/98 drawing 76d3156 V12 schematics p.29 for block diagram—see p. blk–4...
  • Page 42 2-of-3 rev C 6/98 drawing 763156 V12 schematics p.30 for block diagram—see p. blk–4...
  • Page 43 3-of-3 rev C 6/98 drawing 76d3156 V12 schematics p.31 for block diagram—see p. blk–4...
  • Page 44 1-of-1 rev C 7/97 drawing 76d3158 V12 schematics p.32 for block diagram—see p. blk–4...
  • Page 45 1-of-3 rev C 6/98 drawing 76d3161 V12 schematics p.33 for block diagram—see p. blk–5...
  • Page 46 2-of-3 rev C 6/98 drawing 16d3161 V12 schematics p.34 for block diagram—see p. blk–5...
  • Page 47 3-of-3 rev C 6/98 drawing 76D3161 V12 schematics p.35 for block diagram—see p. blk–5...
  • Page 48 1-of-3 rev C 6/98 drawing 76D3163 V12 schematics p.36 for block diagram—see p. blk–5...
  • Page 49 2-of-3 rev C 6/98 drawing 76D3163 V12 schematics p.37 for block diagram—see p. blk–5...
  • Page 50 3-of-3 rev C 6/98 drawing 76D3163 V12 schematics p.38 for block diagram—see p. blk–5...
  • Page 51 1-of-3 rev D 11/98 drawing 76D3164 V12 schematics p.39 for block diagram—see p. blk–5...
  • Page 52 2-of-3 rev D 11/98 drawing 76D3164 V12 schematics p.40 for block diagram—see p. blk–5...
  • Page 53 3-of-3 rev D 6/98 drawing 76D3164 V12 schematics p.41 for block diagram—see p. blk–5...
  • Page 54 1 modules 1-of-3 rev C 6/98 drawing 76D3166 V12 schematics p.42 for block diagram—see p. blk–6...
  • Page 55 1 modules 2-of-3 rev C 6/98 drawing 76D3166 V12 schematics p.43 for block diagram—see p. blk–6...
  • Page 56 1 modules 3-of-3 rev C 6/98 drawing 76D3166 V12 schematics p.44 for block diagram—see p. blk–6...
  • Page 57 1 modules 1-of-2 rev D 11/98 drawing 76D3167 see sheet 1 V12 schematics p.45 for block diagram—see p. blk–6...
  • Page 58 1 modules 2-of-2 rev D 11/98 drawing 76D3167 V12 schematics p.46 for block diagram—see p. blk–6...
  • Page 59 1 modules 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.47 for block diagram—see p. blk–6...
  • Page 60 2 modules 1-of-3 rev D 11/98 drawing 76D3169 V12 schematics p.48 for block diagram—see p. blk–7...
  • Page 61 2 modules 2-of-3 rev D 11/98 drawing 76D3169 V12 schematics p.49 for block diagram—see p. blk–7...
  • Page 62 2 modules 3-of-3 rev D 11/98 drawing 76D3169 V12 schematics p.50 for block diagram—see p. blk–7...
  • Page 63 2 modules 1-of-2 rev D 11/98 drawing 76D3170 see sheet 1 V12 schematics p.51 for block diagram—see p. blk–7...
  • Page 64 2 modules 2-of-2 rev D 11/98 drawing 76D3170 V12 schematics p.52 for block diagram—see p. blk–7...
  • Page 65 2 modules 1-of-1 rev C 7/98 drawing 76D3171 V12 schematics p.53 for block diagram—see p. blk–7...
  • Page 66 1-of-1 input fader (mono stero) rev 00 11/98 drawing 763144 fader section V12 schematics p.54 for block diagram—see p. blk–8...
  • Page 67 (mono stero) fader section 1-of-1 rev C 4/98 drawing 76D3139 V12 schematics p.55 for block diagram—see p. blk–8...
  • Page 68 1-of-4 rev C 11/98 drawing 76D3143 V12 schematics p.56 for block diagram—see p. blk–9...
  • Page 69 2-of-4 rev C 11/98 drawing 76D3143 V12 MASTER VCA MUTE PCB V12 schematics p.57 for block diagram—see p. blk–9...
  • Page 70 3-of-4 rev C 11/98 drawing 76D3143 V12 schematics p.58 for block diagram—see p. blk–9...
  • Page 71 4-of-4 rev C 11/98 drawing 76D3143 V12 schematics p.59 for block diagram—see p. blk–9...
  • Page 72 1-of-2 rev B 4/98 drawing 76D3142 V12 schematics p.60 for block diagram—see p. blk–9...
  • Page 73 2-of-2 rev B 4/98 drawing V12 schematics p.61 for block diagram—see p. blk–9...
  • Page 74 1-of-1 rev D 11/98 drawing 76D3138 V12 schematics p.62 for block diagram—see p. blk–9...
  • Page 75 1-4 mono bus input/outout connectors 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.63 for block diagram—see p. blk–9...
  • Page 76 5-8 solo bus input/outout connectors 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.64...
  • Page 77 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.65...
  • Page 78 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.66...
  • Page 79 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.67...
  • Page 80 1-of-2 rev C 9/14/98 drawing 76D3125 V12 schematics p.68...
  • Page 81 2-of-2 rev B 11/4/98 drawing 76D3125 V12 schematics p.69...
  • Page 82 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.70...
  • Page 83 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.71...
  • Page 84 1-of-1 rev C 2/19/98 drawing 234234 V12 schematics p.72...
  • Page 85 1-of-2 rev D 3/19/99 drawing 76D117 V12 schematics p.73 for block diagram—see p. blk–10...
  • Page 86 2-of-2 rev D 3/19/99 drawing 76D117 V12 schematics p.74 for block diagram—see p. blk–10...
  • Page 87 1-of-1 rev B 3/98 drawing 76D3119 V12 schematics p.75 for block diagram—see p. blk–10...
  • Page 88 1-of-1 rev B 2/99 drawing 76D3114 V12 schematics p.76 for block diagram—see p. blk–10...
  • Page 89 1-of-1 8/16/98 drawing 76D3131 V12 schematics p.77...
  • Page 90 1-of-2 7/25/97 drawing 76D3132 V12 schematics p.78...
  • Page 91 2-of-2 8/14/98 drawing 76D3132 V12 schematics p.79...
  • Page 92 I/O microprocessor muting system 1-of-1 rev C 8/14/98 drawing 76D3133 V12 schematics p.80...
  • Page 93 1-of-2 rev C 9/8/98 drawing 76D3135 V12 schematics p.81...
  • Page 94 2-of-2 rev C 9/8/98 drawing 76D3135 V12 schematics p.82...
  • Page 95 ¡ mono input main PCB 8 -bus motherboards 1-of-1 rev D 11/4/98 drawing 76D110 continued on next page V12 schematics p.83...
  • Page 96 ¡ mono input main PCB 8 -bus motherboards 1-of-1 rev D 11/4/98 drawing 76D110 continued from previous page V12 schematics p.84 for block diagram—see p. blk–1...
  • Page 97 ¡ mono input main PCB 8 -bus motherboards 1-of-1 rev D 11/4/98 drawing 76D110 continued from previous page V12 schematics p.85 for block diagram—see p. blk–1...
  • Page 98 ¡ mono input main PCB 8 -bus motherboards 1-of-1 rev D 11/4/98 drawing 76D110 continued from previous page V12 schematics p.86 for block diagram—see p. blk–1...
  • Page 99 ¡ 1-of-1 input 8 way motherboard rev C 12/7/98 drawing 76D3111 motherboards continued on next page V12 schematics p.87...
  • Page 100 ¡ input 8 way motherboard motherboards 1-of-1 rev C 12/7/98 drawing 76D3111 continued from previous page V12 schematics p.88 for block diagram—see p. blk–1...
  • Page 101 ¡ input 8 way motherboard motherboards 1-of-1 rev C 12/7/98 drawing 76D3111 continued from previous page V12 schematics p.89 for block diagram—see p. blk–1...
  • Page 102 ¡ input 8 way motherboard motherboards 1-of-1 rev C 12/7/98 drawing 76D3111 continued from previous page V12 schematics p.90 for block diagram—see p. blk–1...
  • Page 103 ¡ input 10 way motherboard motherboards 1-of-1 rev B 3/11/98 drawing 76D3113 continued on next page V12 schematics p.91...
  • Page 104 ¡ input 10 way motherboard motherboards 1-of-1 rev B 3/11/98 drawing 76D3113 continued from previous page V12 schematics p.92 for block diagram—see p. blk–1...
  • Page 105 ¡ input 10 way motherboard motherboards 1-of-1 rev B 3/11/98 drawing 76D3113 continued from previous page V12 schematics p.93 for block diagram—see p. blk–1...
  • Page 106 ¡ input 10 way motherboard motherboards 1-of-1 rev B 3/11/98 drawing 76D3113 continued from previous page V12 schematics p.94 for block diagram—see p. blk–1...
  • Page 107 Ô power distribution power 1-of-1 rev B 6/98 drawing 76D3118 V12 schematics p.95...
  • Page 108 Ô power supply display power 1-of-1 rev 03 2/24/99 drawing 76D2893 V12 schematics p.96 for block diagram—see p. blk–11...
  • Page 109 Ô power supply negative heatsink power 1-of-1 3/99 drawing 76D2895 V12 schematics p.97 for block diagram—see p. blk–11...
  • Page 110 Ô power supply positive heatsink power 1-of-1 3/8/99 drawing 76D2894 V12 schematics p.98 for block diagram—see p. blk–11...
  • Page 111 Ô power supply rectifier power 1-of-1 rev C 3/10/99 drawing 76D2892 V12 schematics p.99 for block diagram—see p. blk–11...
  • Page 112 v. 1.0 ED000V12 10...