Crystal Vision Introduction 1 Introduction Designed for transporting a large amount of audio as a block, MADI (AES10) is an audio signal format used for getting many channels of audio down a single coax cable, with these multiple AES streams packed together and sent with a higher data rate.
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Crystal Vision Introduction The MADI distribution amplifiers fit in Crystal Vision’s Indigo frames (available in 2U, 1U and desk top box sizes) alongside the other products and offer a choice of rear modules to suit your budget and application. MADDA105 is a space-saving 100mm x 266mm module which sits in one frame slot allowing up to 12 MADI DAs in 2U.
MADDA111 card with piggyback board 2.1 Card installation The MADDA105 and MADDA111 distribution amplifiers fit into all Crystal Vision rack frames. All modules can be plugged in and removed while the frame is powered without damage. Indigo frames have card retention brackets which must be unscrewed to allow access to the board carriers (see Indigo frame manual for more details).
Crystal Vision Hardware installation Link configuration There are no user-settable links or controls on either the MADDA105 or the MADDA111. MADDA105/111 User Manual R1.0 09 August 2016...
Crystal Vision Rear module connections 3 Rear module connections The 2U Indigo 2 frame will house up to 12 single height modules or six dual height modules and dual power supplies. The 1U Indigo 1 frame will house six single height modules or three dual height modules and a single or dual power supply.
Crystal Vision Rear module connections RM67 fits in all frames Description RM67 • 12 modules in 2U • Six in 1U • Two in a DTB • All slots can be used RM67 I/O assignment MADI (AES10) digital audio input...
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Crystal Vision Rear module connections RM67 + RM34 fits in all frames Description RM67 + RM34 • Six in 2U • Three in 1U • One in a DTB • Two slots used for each card RM67 + RM34 I/O assignment...
Crystal Vision General Purpose Interface 4 General Purpose Interface The external GPI control lines 'a' to 'f' at the frame remote connectors are provided to allow remote control and/or remote status indication. Line 'a' is assigned as a GPI output to provide remote indication of input presence.
Crystal Vision General Purpose Interface 1U frame GPI connections GPI lines ‘a’ to ‘f’ of each card connect to one of two rear remote connectors as follows: Slot no ‘a’ pin ‘b’ pin ‘c’ pin ‘d’ pin ‘e’ pin ‘f’ pin...
Crystal Vision Card edge monitoring 5 Card edge monitoring MADDA105 and MADDA111 The front card-edge of the MADDA105 and MADDA111 provides power rail monitoring and input signal presence. Note: Slide switch has no function. MADDA105/111 front edge view Location/colour Meaning when lit...
Crystal Vision Troubleshooting 6 Troubleshooting Card edge monitoring The card edge provides simple monitoring of the board status. This can be used as an initial aid to troubleshooting. Fault finding guide The Power OK LEDs are not illuminated Check that the frame PSU is functioning – refer to the appropriate frame manual for detailed...
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