User manual MIDAS CONSOLES DL431 MIC SPLITTER

[. . . ] DL431 Mic Splitter Operator Manual Midas Klark Teknik Limited, Klark Industrial Park, Walter Nash Road, Kidderminster. Tel: +44 1562 741515 Fax: +44 1562 745371 Email: info@midasklarkteknik. com Website: www. midasconsoles. com DL431 Mic Splitter -- Operator Manual DOC02-DL431 Issue B -- April 2010 © Red Chip Company Ltd. In line with the company's policy of continual improvement, specifications and function may be subject to change without notice. E&OE. IMPORTANT SAFETY INSTRUCTIONS The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. [. . . ] High pass filters are used to remove unwanted subsonic frequencies, which are traditionally about 30Hz. A typical use for this filter is to reduce rumble. DL431 Mic Splitter Operator Manual 24 Appendix A: Application Notes DL431 Mic Splitter Operator Manual 25 Appendix B: Functional Block Diagram The following is the signal flow diagram of the DL431 Mic Splitter. DL431 Mic Splitter Operator Manual 26 Appendix B: Functional Block Diagram DL431 Mic Splitter Operator Manual 27 Appendix C: Technical Specification This appendix contains the technical specifications specific to the DL431 Mic Splitter. For full technical specifications for the XL8 Live Performance System, see the owner's manual (part number DOC02-XL8). Due to a policy of continual improvement, Midas reserves the right to alter the function or specification at any time without notice. General specifications Dimensions Net weight Power requirements Operating temperature range Storage temperature range 6U x 410 mm deep 21. 5 kg 100V to 240V, 50 to 60Hz +5°C to +40°C -20°C to +60°C Inputs and outputs Analogue inputs Connector Phantom power Gain control A 3-pin XLR balanced 48-volt with local switch and remote control from XL8 control centre -2. 5dB to +45dB analogue gain in 2. 5dB steps with local and remote control; plus a further ±20dB of hi resolution interpolated DSP trim Independent second channel identical to above 30Hz high pass with local defeat switch and remote control from XL8 control centre Independent second channel identical to above 7-segment, -18dBu to +24dBu Meters can be switched to monitor A or B pre-amplifiers 24-bit, 96k and 128 times over sampling Independent second channel identical to above Gain control B Filter A Filter B Meter (24-off) Meter A/B A/D converter A A/D converter B DL431 Mic Splitter Operator Manual 28 Analogue outputs Connector A Connector B Connector C Appendix C: Technical Specification 3-pin XLR balanced Independent second channel identical to above Independent third channel on front-mounted 3-pin XLR, balanced and transformer isolated (with fixed gain of -6dB) 1/4" jack 3-pin XLR balanced Headphone connector Audio monitor Digital (system) outputs System connector A System connector B Duplicate connector A AES50 (24 channels of digital audio) on Ethercon XLR Independent second channel identical to above AES50 (24 channels of digital audio) on Ethercon XLR providing dual redundant back up of A channels AES50 (24 channels of digital audio) on Ethercon XLR providing dual redundant back up of B channels Duplicate connector B DL431 Mic Splitter Operator Manual 29 Appendix D: Service Information This appendix gives you servicing information for your unit. If you are in any doubt or have queries about any of the procedures in this appendix, contact Midas Technical Support. Contact details can be found at the front of this manual. Routine maintenance To help keep your unit in good working order and to make sure it gives you optimum performance, we recommend that you carry out the following: Monthly · · · · Clean the unit, as detailed in "Cleaning" below. Check the functionality of the equipment. Yearly · Clean the internal fans, see "Cleaning the internal fans" below. Cleaning Switch off the unit and electrically isolate it from the mains before cleaning. When cleaning the unit, take great care not to damage the controls or LCD screen. Cleaning the LCD screen Carefully wipe the surface of the LCD screen with a soft, lint-free cloth using ethanolic liquid, such as a screen cleaner for LCDs, or by using a screen wipe specially designed for the purpose. When cleaning the LCD screen, please take the following precautions: · · · Don't use harsh abrasives, such as paper towels. Don't use ammonia-based cleaners and solvents, such as acetone. Cleaning the internal fans The unit's internal fans need to cleaned regularly to remove the build of dust, dirt etc. We recommend that they are cleaned at least once a year, provided the unit has been operated under normal conditions. However, if the operating conditions are more adverse or extreme, for example, if the unit is operated in the vicinity of smoke machines, new carpets etc. , this frequency should be increased accordingly. This procedure must be carried out by a fully qualified service engineer. DL431 Mic Splitter Operator Manual 30 Equipment disposal Appendix D: Service Information When this equipment has come to the end of it useful life, its disposal may come under the DIRECTIVE 2002/96/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 27 January 2003 on waste electrical and electronic equipment (WEEE). Hazardous substances in WEEE contaminate water, soil and air and ultimately put at risk our environment and health. The directive aims to minimize the impacts of WEEE on the environment during their life times and when they become waste. The WEEE directive addresses the disposal of products when they have reached the end of their life and contributes to the reduction of wasteful consumption of natural resources. This will help to reduce pollution, and protect the environment and ourselves. If this equipment carries a `crossed-out wheelie bin' (shown left), please do not dispose of WEEE as unsorted municipal waste but collect and dispose of in accordance with local WEEE legislation. The horizontal bar underneath indicates that the product was placed on the EU market after 13th August 2005. For WEEE disposal, see our website at www. midasconsoles. com for information. DL431 Mic Splitter Operator Manual 31 Appendix E: XL8 Live Performance System The XL8 Live Performance System is a very powerful and flexible audio processing system that provides a complete solution for any audio mixing and signal distribution application in a live sound environment. The standard XL8 system offers 96 channel inputs, 51 outputs, 51 buses (32 auxes/groups, 16 matrices and three masters), 16 on-board effects processors, PEQs (four-band on inputs and six-band on outputs), up to 48 assignable GEQs (if all stereo effects units are being used), 16 configurable stereo effects (from eight options), surround panning (5. 1, LCRS and quad) and comprehensive, easy-to-use routing. XL8 automation provides up to 1, 000 scenes with snapshot save/recall capability and global edit, presets and show file archiving. [. . . ] If there is still no sound from the speakers, contact Midas Technical Support. >> To power down the XL8 system Important Note: BEFORE switching off any of the XL8 system components, make sure to mute the audio from the speakers and switch off the speaker sub-system. 1 2 3 4 5 6 Mute the audio from the speakers and switch off the speaker sub-system. Switch off the XL8 Control Centre (see "To switch off the XL8 Control Centre" on page 59). DL431 Mic Splitter Operator Manual 58 Appendix F: Setting Up An XL8 System Switching the XL8 Control Centre on/off Carry out the following to switch the XL8 Control Centre on/off in a safe manner, observing all WARNINGS and Cautions. DO NOT INSERT OR REMOVE A POWERCON® CONNECTOR INTO/FROM REAR OF CONTROL CENTRE WITH MAINS POWER AND ANY OF THE MAINS BAY SWITCHES ON. [. . . ]