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3.5 Input and Output connectors

Every channel has the following connectors at the back of the housing. The balanced

LINE

input is a stereo

1/4" jack socket:

Tip = hot
Ring = cold
Sleeve = shield

The INSERT is on a stereo jack socket.

Tip = return
Ring = send
Sleeve = shield

The ground compensated

DIRECT

output is a stereo 1/4" jack socket:

Tip = hot
Ring = cold
Sleeve = shield

The

REMOTE

connector is internally wired to a 4 pin connector that can be wired to a

faderstart switch if ordered:

Tip = normally open
Ring = normally closed
Sleeve = centre contact

A balanced XLR connector is for the

MIC input.

Pin 1 = shield

Pin 2 = hot (in phase)
Pin 3 = cold (out of phase)

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Summary of Contents for Vision

Page 1: ...Vision manual page 1 Vision OWNERS MANUAL VERSION 1 00 Vision Owner s Manual ...

Page 2: ... 3 5 Inputs outputs 3 6 Jumper connector information 4 0 De Luxe MONO input module 4 1 Input section 4 2 Equalizer section 4 3 Auxiliary send section 4 4 Channel assign fader section 4 5 Led bar section 4 6 Inputs outputs 4 7 Jumper connector information 5 0 Standard Stereo input module 5 1 Input section 5 2 Equalizer section 5 3 Aux send section 5 4 Channel assign and fader section 5 5 In output ...

Page 3: ...information 9 0 Instructions for operation 10 0 Installation electrical 10 1 Installation audio 10 2 Interface CRM levels 10 3 The initial hookup 10 4 Shields and grounds of equipment 10 5 Typical interface situation 11 0 Frame section connector panel 12 0 Connecting the modules 12 1 Mono standard deluxe module 12 2 Stereo standard deluxe module 12 3 Group module 12 4 Matrix module 12 5 Master mod...

Page 4: ...D R product unsurpassed in the electronics industry We are confident that you will be using the Vision for many years and wish you much success We always value suggestions from our clients and we would be grateful if you could complete and return the questionnaire included at the back of this manual once you become familiar with your Vision We learn from your comments and appreciate your time With...

Page 5: ...ar system requirements To become completely familiar with your Vision and gain the maximum benefit from its use we recommend that you read this manual thoroughly It will provide important information about all aspects of the Vision including installation operation and servicing Head Office Factory D R Electronica Weesp B V Rijnkade 15B 1382 GS Weesp The Netherlands Tel 31 294 418014 Fax 31 294 416...

Page 6: ... side The extreme left and right blanks on the larger frames cannot be used for input modules as they conceal mechanical constructions The frame38 will fit 40input modules mono stereo group matrixor master modules The frame 46 frame will fit 48 in output modules The master section in the 19 rack version needs to be installed on the far right side of the console In other frames the master section a...

Page 7: ...zing any of these switches enables play back or post tape monitoring of a master mix The CRM level controls the total outgoing level to the control room monitors amps The Vision has two CRM systems intended for use with large monitors and near field monitors which are switchable via the CRM 2 switch 2 2 Mono output The Vision has a separate stereo summed balanced mono output with its own level con...

Page 8: ...The Aux 1 2 switch only routes the TB signal to the Aux 1 2 busses In both cases the CRM output is dimmed by 20 dB The talkback switch is a momentary type which allows you to talk to the above mentioned outputs 2 6 Auxiliary masters The auxiliary master sections are identical in function The first module controls the Aux send busses 1 2 3 4 and the second module controls Aux send busses 5 6 7 8 Ea...

Page 9: ...m Monitor left and right outputs The unbalanced CRM 2 outputs as well as the unbalanced two track returns On the right side of the consoles frame there are the MIDI in out thru din connectors which are needed when the MIDI mute system is installed and communication needs to be made between external signal processors and or midi sequencers A separate manual is available for the MIDI control module ...

Page 10: ... of 16 dB The LF low frequency section is a fixed frequency shelving type at 60 Hz with a maximum boost or cut of 16 dB The MF High Mid Freq section has level and frequencycontrols withvariable frequency ranges from 200 Hz to 7 000 Hz and has a maximum boost or cut of 16 dB The bandwidth has a Q factor of 1 5 All level controls are center detented making neutral positions easy to establish All fre...

Page 11: ...amps is not necessary The MUTE switch is a momentary switch that controls a silent FET switch to mute the channel The FET can also be controlled by the optional MIDI mute module The SOLO switch has two modes pfl pre fade listen or a non destructive stereo solo in place system Master status switching located in the master section selects the solo in place or PFL mode for the entire console Activati...

Page 12: ... stereo jack socket Tip return Ring send Sleeve shield The ground compensated DIRECT output is a stereo 1 4 jack socket Tip hot Ring cold Sleeve shield The REMOTE connector is internally wired to a 4 pin connector that can be wired to a faderstart switch if ordered Tip normally open Ring normallyclosed Sleeve centre contact A balanced XLR connector is for the MIC input Pin 1 shield Pin 2 hot in ph...

Page 13: ... installed 1 Ground 2 VCA out 3 VCA in 4 Reference voltage 5 5 volt dependent upon VCA type J7 Aux2 pre post select pin1 2 post pin3 4 pre J9 Aux4 pre post select pin1 2 post pin3 4 pre J12 Tape return connector pin1 tip break on line input pin2 ring break on line input J14 Midi mute connector 1 Read 2 Write J15 PreMuteselect 1 2 Mute active on aux pre fader setting 3 4 Mute not active on aux Pre ...

Page 14: ... four band parametric equalizer is unique in its design There are four bands the high and low are sweep able frequency with shelving characteristics with a boost or cut of 16 dB and the two mid bands each sweep able with a boost or cut of 16 dB The HF high frequency section is a variable frequency shelving type sweep able from 4 000 Hz to 20 000 Hz with a maximum boost or cut of 16 dB The LF low f...

Page 15: ...cture means that it is extremely quiet and distortion free therefore a direct button to bypass the amps is not necessary The MUTE switch is a momentary switch that controls a silent FET switch to mute the channel The FET can also be controlled by the optional MIDI mute module The SOLO switch has two modes pfl pre fade listen or a non destructive stereo solo in place system Master status switching ...

Page 16: ...ctor that can be wired to a faderstart switch if ordered Tip normally open Ring normallyclosed Sleeve centre contact A balanced XLR connector is for the MICrophone input Pin 1 shield Pin 2 hot in phase Pin 3 cold out of phase 4 7 Jumper connector information J17 Remoteconnector pin1 tip pin2 ring pin3 sleeve J10 Tapereturnconnector pin1 tip break on line input pin2 ring break on line input J1 Mic ...

Page 17: ...ference voltage 5 5 volt dependent upon VCA type J14 Midi mute connector 1 Read 2 Write J15 PreMuteselect 1 2 Mute active on aux pre fader setting 3 4 Mute not active on aux Pre fader setting J12 Led barinputselect 1 2 Post channel fader 3 4 Post EQ pre insert J13 Direct output level 1 2 3 4 10dBv none 4dBu ...

Page 18: ...ux buss is normally used for stereo headphone send in thetrackingsession APREswitchputsthemprefader forfoldback purposes Aux 2 3 4 are on single controls with a post fader factory setting A pre fader selection is easy accomplished 5 4 Channel assign and fader section The Channel assign section allows the user to assign to a maximum of 4 busses The routing gives selection to the 4 group modules usi...

Page 19: ... Sleeve shield The REMOTE connector is internally wired to a 4 pin connector that can be wired to a faderstart switch if ordered Tip normally open Ring normally closed Sleeve centre contact 5 6 Jumper connector information J5 PowerconnectorRIAApcb pin1 Vs pin2 3 Ground Pin4 Vs J7 Aux2 pre postselect pin1 2 post pin3 4 pre J8 Aux3 pre postselect pin1 2 post pin3 4 pre J9 Aux4 pre postselect pin1 2 ...

Page 20: ...te select LEFT 1 2 Mute active on aux pre fader setting 3 4 Mute not active on aux Pre fader setting J27 fader RIGHT when automation is installed1 ground 2 wiper 3 Top of fader J28 Automation connector Left or fader connector when no automation is installed 1 Ground 2 VCA out 3 VCA in 4 Reference voltage 5 5 volt dependent upon VCA type J29 Pre Mute select RIGHT 1 2 Mute active on aux pre fader se...

Page 21: ...or effects sends During the mix session all aux sends are used for effects sends Auxiliary sends 1 2 are on dual concentric controls The top control is the send control for aux 1 and the bottom control is the send for aux 2 These Aux busses are normally used for stereo headphonesendsin the trackingsession A PRE switch puts them pre fader for fold back purposes Aux 3 4 and Aux 5 6 are also on dual ...

Page 22: ...onnectors at the backof thehousing The balanced LINE LEFT A input is a stereo 1 4 jack socket Tip hot Ring cold Sleeve shield The balanced LINE RIGHT A input is a stereo 1 4 jack socket Tip hot Ring cold Sleeve shield The balanced LINE LEFT B input is a stereo 1 4 jack socket Tip hot RIAA Ring cold Ground Sleeve shield The balanced LINE RIGHT B input is a stereo 1 4 jack socket Tip hot RIAA Ring c...

Page 23: ...3 Top of fader J25 28 Automation connector or fader connector when no automation is installed 1 Ground 2 VCA out 3 VCA in 4 Reference voltage 5 5 volt dependent upon VCA type J26 29 Pre Mute select 1 2 Mute active on aux pre fader setting 3 4 Mute not activeon aux Pre fadersetting ...

Page 24: ...the grouped signal needs to be directly send via the pan pot to the main mix buses An effect return signal is coming into the group module via the return input and mixed with the dry grouped signal prior to the group fader So balance between dry and wet signal is always guaranteed 7 4 Auxiliary section TheVisiongroupmodulehastwoauxiliarysendbusses Whilein thetracking session some aux sends are use...

Page 25: ...using jumpers The balanced RETURN input is a stereo 1 4 jack socket Tip hot Ring cold Sleeve shield Note The default setting on this output is 1 0dB V a setting of 4dBu can be chosen on the channel PCB boards using jumpers The B section has identical connectors 7 8 Jumper connector information J 4 14 Faderconnector pin1 ground pin2 wiper pin3 top J7 17 ledbarselect pin1 2 group output pin3 4 follo...

Page 26: ...is a momentary switch that controls a silent FET switch to mute the matrix output The FET can also be controlled by the optional MIDI mute module The SOLO switch always receives a post fader signal before the Mute switch A solo indicator LED is fitted next to the solo switch The The B section is identical to the A section 8 2 In output connectors Every group module has the followingconnectors at t...

Page 27: ...urn the gain control of that channel clockwise until a 0 output level is reached on the master meters Now slide up the channel fader to 0 Now switch the solo out If the signal source gets louder or softer it may be necessary to re check this setting The volume will also fluctuate if you boost or cut the equalizer section Monitoring With the Vision series you are able to monitor your multitrack by ...

Page 28: ...onitor section It is best to activate aux 1 2 pre fader switches at anytime you re using Aux 1 2 for a headphone mix Sequence 4 TheRemixMultitrack mixing Remix is the process of combining all recorded tracks with keyboards and drum machines for MIDI signal processing and sending the mix to a two track master machine DAT machine or cassette recorder On the input module you must push the LINE switch...

Page 29: ...s Ground this transformer directly to the dedicated ground point or as close as possible to the incoming ground All equipment should be physically located as far as possible from the main breaker panel Unbalanced equipment may require isolation from the equipment rack so that ground loops are avoided 10 1 Installation audio 10 2 Interface CRM Levels The Vision in its standard configuration can int...

Page 30: ...s multi track machines signal processing and power amps Balanced in the above illustration means transformer balanced while differential means electronically balanced There are some cases which net better results in practice Connect one circuit at a time and check for hum or noise When connecting balanced microphones use two conductor shielded audio cable and connect both conductors and the shield...

Page 31: ...ector Connection LINE input 1 4 TRS Tip hot balanced Ring cold Sleeve shield INSERTS 1 4 TRS Tip return send return Ring send Sleeve ground DIRECT OUTPUTS 1 4 TRS Tip hot tapesend groundcompensated Ring cold Sleeve shield REMOTE CONNECTOR 1 4 TRS Tip normally connected tapereturn balanced Ring normally open Sleeve centre contact MIC input balanced XLR Pin 1 shield Pin 2 hot Pin 3 cold 12 2 The ste...

Page 32: ...S Tip hot tapereturn balanced Ring cold Sleeve shield 12 4 Matrix module EXT A B 1 4 TRS Tip hot Ring cold Sleeve shield MATRIX balanced output XLR Pin 1 shield Pin 2 hot Pin 3 cold 12 5 Master modules Description Connector Connection Aux outputs 1 4 TRS Tip hot groundcompensated Ring cold Sleeve shield Return A B 1 4 TRS Tip left tapereturn balanced Ring right Sleeve shield INSERTS L R Tip return...

Page 33: ...ors for ease ofthe disconnect Turnoff the powersupply Remove thecover strips at thetop and bottom of the console which are held in place by magnetic strips It is often easier to also remove the channels positioned left and right of the module under test It is now possible to remove the two module retaining screws and carefully lift the module until the XLR wiring can be unplugged Now remove all fl...

Page 34: ...his product Name product VISION Model number n a Product options installed none passed the following product specifications Safety IEC 60065 7th ed 2001 EMC EN 55013 2001 A1 EN 55020 1998 Supplementary Information The product passed the specifications of the following regulations Low voltage 72 23 EEC EMC Directive 89 336 EEC as amended by Directive 93 68 EEC The product is tested in a normal user...

Page 35: ...so be fatal when it causes the chest muscles to contract and stop breathing At what potential is current dangerous Well the first feeling of current is a tingle at 0 001 Amp of current The current between 0 1 Amp and 0 2 Amp is fatal Imagine that your home fuses of 20 Amp can handle 200 times more current than is necessary to kill How does resistance affect the shock a person feels A typical resis...

Page 36: ... 775 V Freq response any input to any output 20Hz 20kHz 0 5dB 10Hz 100kHz 3dB Total harmonic distortion Mic in dir out 1 kHz 0 015 10kHz 0 025 Maximum output 26dBu into 600 Ohm bal 22dBu unbalanced ground compensated Maximum headroom not less than 22dB anywhere in the console CROSSTALK Mic to line 100 dB at 1 kHz Channel mute 90 dB at 1kHz Pan pot isolation 75dB at 1kHz Channel routing 90dB at 1kH...

Page 37: ...R USA customer support department With the Vision series there is no limit to your creativity We wish you many years of enjoyablemixing Best regards Duco de Rijk PRESIDENT D R HOLLAND This manual was written by Duco de Rijk D R Holland and Paul Westbrook We hope you will find it to be useful and easy to understand As always we are open to any suggestions about this manual or any D R product ...

Page 38: ...Visionmanualpage 38 SERVICE MANUAL on request ...

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