AAV-HD-DMUX(-R)/ AAV-SD-DMUX(-R) User manual
Contents
1. Diode state Red LED Orange LED Green LED No light Card status PTC fuse has Module has Module is OK Module has no been triggered or not been power FPGA programmed programming has failed SDI input Video signal Electrical Optical video Module has not status absent video signal signal Present been present programmed Embedded Group 1 amp 2 not Either group 1 Both group 18 Module has not group 1 amp 2 present or 2 present 2 present been status programmed Embedded Group 3 amp 4 not Either group 3 Both group 3 amp Module has not group 3 amp 4 present or 4 present 4 present been status programmed 5 2 GPI alarms Only three alarms are present on the 8P8C Jack connector as four of the pins are used for the RS422 data port The three alarms are Power present negative logic Video signal lost Laser failure An active alarm condition means that the transistor is conducting The power present alarm should always be active during normal operation nevion com 19 AAV HD DMUX R AAV SD DMUX R Rev 7 6 Laser safety precautions These are guidelines to limit hazards from laser exposure All the available EO and T units in the Flashlink range include a laser Therefore this note on laser safety should be read thoroughly The lasers emit light at wavelengths from 1270nm up to 1610nm This means that the human eye cannot see the beam and the blink reflex cannot protect the eye The human2. Typ 105 dB A 0 dBFS 18dBu Max 85 dB typical 96 dB Dynamic range scales with output full scale level Minimum result is obtained with OdBFS 12dBu nevion com 8 AAV HD DMUX R AAV SD DMUX R Rev 7 Intermodulation distortion Max 90 dB Crosstalk Max 90 dB typical 95 dB CMRR 1kHz BBC method Max 46 dB typical 65 dB 2 5 3 Digital Audio outputs Number of AES3 outputs 4 Audio data rate 48 kHz Impedance C1 backplanes 110 ohm transformer balanced Connector C1 backplanes 25 pin D sub female 2 5 4 Data outputs Number of RS485 outputs 1 Connector 8P8C Jack 2 5 5 GPI outputs Signals Power status good no video input lock laser failure Connector 8P8C Jack Signal type Open drain transistor with free wheel diode Maximum voltage 100 V Maximum current 150 mA 3 Signal at 12 dBFS SMPTE 4 1 60 Hz 7 kHz nevion com 9 AAV HD DMUX R AAV SD DMUX R Rev 7 3 Configuration The XMUX embedding core can be considered as a 14x16 stereo audio router and a 5x4 group router The group router is used to transport or shuffle groups without introducing any additional delay The inputs or sources in the stereo router are from the de embedded audio groups the delay line outputs and the two built in generators The stereo router outputs or destinations are the groups of embedded audio in the output video the audio outputs and the delay line inputs A normal de embedder conf
3. Signal level Connector 2 4 2 Optical video input Optical wavelength Maximum Optical power Minimum Optical power HD SDI SD SDI Return loss Maximum reflected power Transmission circuit fiber Connector 2 4 3 Data inputs RS422 Connector Packet mode Baud rates Data length Parity Stop bits GPI mode Raw data sampling frequency 2 5 Outputs 2 5 1 Electrical video output Number of HD SDI outputs Connector Impedance Return loss Signal level Rise fall time 2 5 2 Analog audio outputs Number of outputs Sampling frequency Differential output impedance Common mode output impedance Connector C1 backplane Maximum signal level 0 dBFS Common mode voltage tolerance Frequency response Pass band ripple Stop band attenuation Dynamic range THD N 1 dBFS 1 THD N of 60 dBFS 1 kHz signal 60 Rev 7 Automatic up to 35dB 75 ohm gt 15dB up to 1 5GHz Nom 800mV BNC 1200 1620nm 40 nm 3 dBm 22dBm 25dBm Better than 27 dB 4 Single mode multi mode option on request SC UPC 1 8P8C Jack 9600 to 115200 7 or 8 bits None odd or even 1 1 5 or 2 bits 93750 Hz 1 BNC 75 ohm gt 15 dB to1 5GHz nom 800mV typically 650ps 270Mbps lt 270ps 1 485Gbps 4 48 kHz 53 ohms 20 kohm 25 pin D sub female 24dBu or lower in 0 5 dB steps 50V OV 20 Hz 20 kHz 0 1 dB 0 002 dB 82 dB Min 99 dB A
4. nevion UUJ UNI AAV HD DMUX R AAV SD DMUX R HD SD analog digital audio de embedder Rev 7 AAV HD DMUX R AAV SD DMUX R Rev 7 Nevion Support Nevion Europe Nevion USA P O Box 1020 1600 Emerson Avenue 3204 Sandefjord Norway Oxnard CA 93033 USA Support phone 1 47 33 48 99 97 Toll free North America 866 515 0811 Support phone 2 47 90 60 99 99 Outside North America 1 805 247 8560 E mail support nevion com See http www nevion com support for service hours for customer support globally Revision history Current revision of this document is the uppermost in the table below Rev Repl Date Sign Change description 2011 11 22 AJM Updated the optical receiver specifications 2011 03 08 AA Updated Declaration of Conformity OID iy AUD 2009 07 09 MDH Removed references to inputs in examples New DIP switch routing table 600 ohm backplane option 3 2009 05 26 MDH Changed table of signal sources P 12 4 3 2 2008 12 18 MDH Changed Dip descriptions 2 2008 08 26 MDH Video input manual mode described Embedder audio core diagram changed o 2008 07 10 NBS Updated formats to company standard 2007 06 05 MDH First revision derived from AV HD XMUX manual rev3 nevion com 2 AAV HD DMUX R AAV SD DMUX R Rev 7 Contents ais 4 1 1 AU IOSIGNA TOW sss rie alati 5 EZ SIOMAFIOW Imu
5. incompatible audio formats asynchronous audio may still be transported The AAV HD DMUX automatically uses the group router whenever possible when controlled with the DIP switches Shuffling of groups is when existing embedded audio groups are re assigned to different groups Copying of groups is also possible i e Group 1 may be transported to Group 1 and duplicated to Group 2 This function also takes place in the group router which means that there is no extra delay 3 3 5 Audio generator The stereo audio generator is available in the audio router as a source It is a high purity 1 kHz sine wave with a 250ms interruption on the left channel every 3 seconds The audio level may be set to one of two standards The two levels are 18 dBFS and 20 dBFS These two levels correspond to EBU R68 and SMPTE RP 155 3 3 6 Video generator The video generator has several different simple signals Color bar 100 white 75 colors no set up level Red Green Blue or Black full field The generator may be used as the video source if there is no video signal present at either of the video inputs The generator may also be switched on with GYDA This will override video input but the generator signal will be locked to the input The video standard of the generator may be set with GYDA but only if there is no video input present 3 3 7 Video input switching The default mode of operation is auto switch between the optical and electri
6. eye can see light between 400 nm to 700 nm A laser beam can be harmful to the human eye depending on laser power and exposure time Therefore Be careful when connecting disconnecting fiber pigtails ends Never look directly into the pigtail of the laser fiber Never use microscopes magnifying glasses or eye loupes to look into a fiber end Use laser safety goggles blocking light at 1310 nm and at 1550 nm Instruments exist to verify light output power Power meters IR cards etc Flashlink features All the laser module cards in the Flashlink product range are Class 1 laser products according to IEC 825 1 1993 and class according to 21 CFR 1040 10 when used in normal operation More details can be found in the user manual for the FR 2RU 10 2 frame Maximum output power 5 mW Operating wavelengths gt 1270 nm DANGER Nu gt INVISIBLE LASER RADIATION WHEN OPEN AVOID DIRECT EXPOSURE TO BEAM OUTPUT POWER lt 5mW WAVELENGTH gt 1270nm CLASS Ill b LASER PRODUCT REF FDA CFR Ch 1 4 1 97 Ed 1040 10 Max power is for safety analysis only and does not represent device performance nevion com 20 AAV HD DMUX R AAV SD DMUX R Rev 7 General environmental requirements for Nevion equipment 1 The equipment will meet the guaranteed performance specification under the following environmental conditions Operating room temperature range 0 C to 45 C Operating r
7. signals may be output in one of the following ways LR Left Right No change RL Right Left Channels are swapped LL Left Left Left channel is copied into the right channel RR Right Right Right channel is copied into the left channel LR QLeft Right The left channel is phase inverted L R Left Right The right channel is phase inverted L R 2 Left Right The left and right channels are summed MS MS AB The left and right channels are converted from AB stereo to MS stereo The sum products L R 2 and MS are reduced in level by 6 dB to avoid any possibility of clipping nevion com 13 AAV HD DMUX R AAV SD DMUX R Rev 7 3 3 3 RS422 Data port configuration The RS422 data 8P8C Jack input must be configured with GYDA The baud rate data length parity and stop bits must be configured if UART mode is used The router destination where the data is to be embedded must be set up and the source channel containing the received data that will be output on the 8P8C Jack must be also be configured See also Chapter 3 4 below 3 3 4 Transport and shuffling of audio groups The AAV HD DMUX stereo audio router involves de embedding buffering and re embedding which introduces a small delay relative to the video signal The group router is used to avoid this extra delay Groups that only pass through the group router are re embedded in the same video line This avoids any extra delay and means that
8. to AES3 2003 Conform to SMPTE 292M 1998 Conform to EIA RS 485 Video latency is variable due to the de glitcher but the values below apply when the video signal is first applied Other latency values are maximum values 2 3 1 SD latencies Video Audio embedding Audio de embedding Embedding GPI mode Embedding UART mode De embedding GPI mode De embedding UART mode 2 3 2 HD latencies Video Audio embedding Audio de embedding Embedding GPI mode Embedding UART mode De embedding GPI mode De embedding UART mode 2 4 Inputs 2 4 1 Electrical video input AAV HD DMUX Video Data rate Video frame rate AAV SD DMUX Video Data rate Video frame rate des 4 350 256 2 ser video samples 45 3us 2 1 16 audio samples 19 48000 396us 4 16 1 29 audio samples 50 48000 1 04ms 8 4 32 96kHz samples 44 96000 458us 32 128 17 16 96kHz samples 193 96000 2 01ms 8 32 8 96kHz samples 44 96000 458us 8 32 8 96kHz samples 48 96000 458us des 8 1024 1024 3 ser video samples 27 6us 2 1 8 11 48000 833us 2 8 1 29 40 48000 229us 8 4 16 96kHz samples 28 96000 292us 16 128 17 16 96kHz samples 177 96000 1 84ms 4 16 8 96kHz samples 28 96000 292us 4 16 8 96kHz samples 28 96000 292us 270Mbps or 1 485Gbps 24p 25i 30i 50p or 60p and pull down rates 270Mbps 25i and pull down 30i rates nevion com 7 AAV HD DMUX R AAV SD DMUX R Equalization Impedance Return loss
9. 15 200 bps The data bytes are either encoded as packets in the transmitted data or transmitted as an asynchronous bit stream which may also be used to transmit a DC signal such as GPI 3 4 3 De embedding The audio channel with the data signal to be de embedded must be configured by GYDA as there may be several data channels available The AAV HD DMUX will automatically detect the data channel format when present and output the data on the 8P8C Jack connector The output driver will only be active when data is output in UART mode The means that the output is always active when raw data is used 3 4 4 Limitations 1 There is one thing the user must do in order to receive embedded data The audio source where the data is embedded must be routed to a destination in the stereo router This is because the extraction of the data takes place on the output of the router Example Data is to be de embedded from embedded audio channels 1 amp 2 Embedded audio channels 1 amp 2 routed to output to Delay 4 nevion com 15 AAV HD DMUX R AAV SD DMUX R Rev 7 2 The normal UART mode checks the data when receiving and only embeds valid bytes The data format must be correct This also means that a BREAK condition of many spaces will not be detected or transmitted Contact support if this is a requirement nevion com 16 AAV HD DMUX R AAV SD DMUX R Rev 7 4 Connections Two backplanes are presently available for the AAV HD DMUX and AAV SD
10. 20 3204 Sandefjord Norway Not applicable AAV HD DMUX R AAV SD DMUX R HD SD analog digital audio de embedder Low voltage EU Directive 2006 95 EC EMC EU Directive 2004 108 EC RoHS EU Directive 2002 95 EC China RoHS WEEE EU Directive 2002 96 EC REACH EN 55103 1 1996 EN 55103 2 1996 Notified Competent Body Report no Nemko E11038 00 Not applicable 2008 AUTHORIZED REPRESENTATIVE Established within EEA Date of Issue 2011 03 08 Place of Issue Not applicable Sandefjord Norway Administration on the Control of Pollution Caused by Electronic Information Products Nevion Europe AS P O Box 1020 3204 Sandefjord Norway Tel 47 33489999 Fax 47 33 48 99 98 www nevion com
11. D video output from the module will only contain an EDH packet if SW2 8 is on 3 2 4 AES Output 1 amp 2 SW3 8 AES outputs 1 amp 2 are extra outputs fed either from the same signals as the DAC converters or the AES outputs 3 amp 4 AES outputs 1 amp 2 are fed with the same signals as the DAC converters if the switch is in the off position 3 3 GYDA Control Full control of the stereo audio router is possible with the GYDA system controller The module stores its routing configuration in non volatile memory when a GYDA command is given This allows complex configurations to be restored after a power loss If a GYDA system controller is present the last configuration of the module will be only be restored by GYDA if SW1 8 is off The intention is that SW1 8 is used to show that the card is manually configured when switched on 3 3 1 Audio delay lines The unit has four stereo audio delay lines connected to the audio router Audio to be delayed is routed to one of the delay inputs and the output of that delay is routed to the intended output The length of each delay line is set up on the configuration page of GYDA The maximum delay for each of the four delays is 16384 audio samples which is about 341ms The delay lines may be cascaded if longer delays are required 3 3 2 Stereo audio processing The output of each stereo signal may be manipulated LL RR LR RL LR LOR L R 2 MS this is controlled with the GYDA controller The stereo
12. DMUX HO S o p HD SDI o p Optical Optical i Y ofo O AN O x0 27 so O O Ox o sa Ox o O Z oj Z O Os o HD SD input no 2 lo HD SDL input O O 5 o 13 Og 5 xO 3 20 E so 0 o Do E 20 00 Oo Og b 20 Ov 6 lb o p 20 o O gO TA Or p O 20 zo 97 P 091 P 09 P SO i Ve GPI kO Jo 00 Jo TEiwork Made in Norway Figure 5 AAV DMUX C1 AAV HD DMUX C6 The AAV DMUX C1 is the standard backplane connector module with BNC video electrical inputs and outputs A 25 pin d sub type connector is provided for the analog and AES3 audio inputs and outputs The pin configuration used is the industry standard TASCAM DA 88 type so that commercially available snakes may be used The AAV HD DMUX C6 is a backplane with series resistors for the analogue outputs to allow the module to be used with 600 ohm lines This module should only be used when there is requirement for a matched impedance as it also introduces a 6 dB level reduction The module can not produce analogue audio signals higher than 18 dBu when the outputs are correctly terminated in 600 ohm with this backplane The standard AAV DMUX C1 backplane is compatible with 600 ohm equipment as the module will drive a 600 ohm load without any problems T
13. O T T LJ T a Li liuu gt a u N 3 Destinations NECA D Figure 3 Example 1 The module above Figure 3 is set to the following Group1 output is embedded with signals from de embedded group1 Group2 output is embedded with signals from de embedded group2 Group3 output is embedded with signals from de embedded group3 Group4 output is not embedded Analog DAC outputs signals from de embedded group1 AES 384 outputs signals from de embedded group2 nevion com 11 AAV HD DMUX R AAV SD DMUX R Rev 7 ON ON ON p N O IO dt An int O U N va m OF o WL o U o o T L uj LU o o a D da T T LJ T a CI 0 Si ub O Lu N j Destinations n Figure 4 Example 2 The module above Figure 4 is set to the following Group1 output is not embedded Group2 output is embedded with a stereo tone from the internal generator Group3 output is embedded with signals from de embedded group 2 Group4 output is not embedded Analog DAC outputs signals from de embedded group1 AES 384 outputs signals from de embedded group1 Users familiar with binary numbers may see that source numbers 1 to 4 001 to 100 correspond to groups 1 to 4 Binary numbers 5 101 and 6 110 are not used on this module 3 2 Other DIP Switches 3 2 1 DAC converter gain SW1 7 SW2 7 and SW3 7 The DAC convert output levels may be set to one of the eight prese
14. cal inputs The video output may be configured to either use the internal generator or to switch off when no video is detected on the inputs The card will use the internal generator while it switches between inputs until it finds a valid video signal There is also a manual input mode which disables the input automatic switching between inputs The video generator may be also selected to override the input video picture The input video will decide the timing of the output video and any embedded packets will still be used by the module Only the picture will be overwritten If the video signal is removed however the input will not switch even if there is a valid signal at the other input 3 3 8 De glitching Upstream video switching in a router causes glitches in the digital video The module will remove these glitches if the switch occurs on the correct video line for the standard in use nevion com 14 AAV HD DMUX R AAV SD DMUX R Rev 7 The input buffer is two video lines of the longest standard and starts in the middle Subsequent switches will be transparent if the new signal is within a line from the original video There will be a glitch on the output if the new video phase is outside of this range and the buffer will be re aligned to the middle with the new signal phase 3 4 Data transmission The module can de embed and embed asynchronous data An AES3 audio signal is used as a carrier Both embedded audio and normal AES3 sig
15. d any other packets that were present in the original video signal The video is serialized and output through the cable and laser drivers The audio signals are taken from the outputs of the audio router Outputs 1 amp 2 are sent to the audio DACs digital to analog converters while output 3 amp 4 are sent to the AES outputs 3 amp 4 AES outputs 1 amp 2 are extra AES outputs which may be fed with the audio data of either outputs 1 amp 2 or 3 amp 4 1 3 Data signal The data signal is transported using the User bits in one of the embedded audio streams De embedded data is output on the RS485 output and data received at the R422 input is embedded into the output video The configuration sets the audio source containing the data signal to de embed the data format to be received on the backplane connector and which output signal to embed data into nevion com 6 AAV HD DMUX R AAV SD DMUX R 2 Specifications Rev 7 2 1 Measurement conditions Audio Sampling rate Analog audio output level setting Ambient temperature 2 2 General Power Control Monitoring EDH CRC processing Boot time Digital audio outputs Video inputs and outputs Data input and output 2 3 Processing 48 kHz 18 dBu 0dBFS 25 C 5V DC 0 72A 3 6W 15V DC 0 02A 0 6W DIP switches GYDA system controller Front panel LEDs GYDA system controller and GPI Full Received flags are updated new CRCs are calculated 1 second Conform
16. e spad scollo ol pra A Eoso ME bali coat A del nil li ri 5 ES Data sida a E EEE E 6 PO DOCM AMOS A NO TA E A TA SA 7 2 1 Measurement conditions an ean aa a a aa a a a ai 7 Pre GONG EEEE e rr ee ee ee es A E E lo ig E AE ed A ed 7 DS TOC OS SUN E EEEE EA o o 7 24 lafo ra e cine chicane oi AE PO 7 2 5 WOUND Site heed i cane ch KO ai oa ai nari cena a agi dois 8 A EE rs or mu o e o RO eee O 10 a DIP Swit Ane routing ar gee ninth ae Ka Ku le o Ka Kle ay 10 3 2 Other DIP Switches esse esnnnnnnnnnnnnnnnknnnknnnknnnknnnknnnknnnknsnknsssanssnses 12 33 BANDA Conitol ses teo Pha kea fano Ph Pel za l ee aio 13 3 4 DataIfaNsMlSslON 3 up krime rn i he SS Sd A 15 A MONNECUONS Sss esk nu a eku ko be bb ad o en en Mae kranko bt 17 4 1 Audio connections DB25 nn E ON r ner rnrrnnernnennnees 18 4 2 GPl Data connections 8P8C Jack 18 O a a a a aa ie ep l rm nm rn o 19 5 1 Frontpanel LEDS voii Nk a ak a ala 19 2 GPl alarms a sima ke Sen hs ed ed ie 19 6 Laser safety PreCaUtiONns cccccccecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeeeeeeeeeeeeees 20 General environmental requirements for Nevion equipment 21 Product Warranty ANEN EET AAA A DA need dD sid aid 22 Appendix A Materials declaration and recycling information 23 EC Declaration Of DONONMIIV sx seso nnna o co doko a labako a e duno
17. elative humidity range lt 90 non condensing 2 The equipment will operate without damage under the following environmental conditions Temperature range 10 C to 55 C Relative humidity range lt 95 non condensing nevion com 21 AAV HD DMUX R AAV SD DMUX R Rev 7 Product Warranty The warranty terms and conditions for the product s covered by this manual follow the General Sales Conditions by Nevion which are available on the company web site www nevion com nevion com 22 AAV HD DMUX R AAV SD DMUX R Rev 7 Appendix A Materials declaration and recycling information A 1 Materials declaration For product sold into China after 1st March 2007 we comply with the Administrative Measure on the Control of Pollution by Electronic Information Products In the first stage of this legislation content of six hazardous materials has to be declared The table below shows the required information Toxic or hazardous substances and elements AREH a R i AGE SRK SR_KR Part Name Lead Mercury Cadmium Hexavalent Polybrominated Polybrominated Pb Hg Cd Chromium biphenyls diphenyl ethers Cr VI PBB PBDE AAV HD DMUX R AAV SD DMUX R O Indicates that this toxic or hazardous substance contained in all of the homogeneous materials for this part is below the limit requirement in SJ T11363 2006 O O O O O O X Indicates that this toxic or hazardous substa
18. embedded audio groups and two pairs of audio outputs The configuration assigns sources to output groups and pairs of stereo audio outputs This allows the same input signals to be routed to several outputs There is a group of three switches for each of the outputs The combination of the three switches set the input source or disables the output e g Group 1 embedded output is controlled by switches on SW1 positions 1 2 and 3 The analog audio outputs are controlled by switches on SW3 positions 1 2 and 3 nevion com 10 AAV HD DMUX R AAV SD DMUX R 3 1 2 Sources There are eight possible permutations of the switches Five of the permutations choose the input sources One of the settings off off off is used to disable the group embedding or set the AES outputs to silence Two of the permutations are not in use Table 1 Switch encoding Rev 7 Outputs to Embedders External outputs Group 1 Group 2 Group 3 Group 4 DAC1 2 AES3 4 Switch 1 Switch 1 Switch 2 Switch 2 Switch 3 Switch 3 123 456 123 456 123 456 Group 1 001 001 001 001 001 001 From De Group 2 010 010 010 010 010 010 embedders Group 3 011 011 011 011 011 011 Group 4 100 100 100 100 100 100 Stereo Tone 111 111 111 111 111 111 No Output 000 000 000 000 000 000 1 on 0 off 3 1 3 Examples ON ON NO S dt Il O Y N wo m E OF a 0L 3 i sil oe L ce ee T o n Z o a o
19. he packet processing core forms a group router which can route embedded audio between groups without any extra delay nevion com 4 AAV HD DMUX R AAV SD DMUX R Rev 7 The AAV HD DMUX audio core is an AES3 stereo audio router The received embedded audios are the sources in the router The embedded output groups and audio outputs are the destinations This feature may also be used to perform stereo channel swapping Four stereo delay lines are also available in the router with a total combined delay of 1 25s Audio processing is possible within each stereo output The channels may be changed allowing L R swapping mono assignment summing MS conversion and phase reversal of one of the signals All embedding and de embedding is performed with synchronous 48 kHz audio The unit may be ordered with optional optical receivers The optical receiver may be either the HD single mode PIN or the HD multi mode PIN Both units will receive both HD and SD data rates The module has signal generators for audio and video for test and line up applications The internal video generator may be used as a fall back source that is used if the both the electrical and the optical input signals fail This allows uninterrupted transmission of embedded audio The user may also configure the module to mute the outputs if the input signal disappears 1 1 Audio signal flow Embedder Figure 2 Processing core overview 1 2 Signal flow Video may be pre
20. he standard backplane should be used if there is not a requirement for matched impedance nevion com 17 AAV HD DMUX R AAV SD DMUX R 4 1 Audio connections DB25 On A OI A WN KB No Signal Outpu AES 1 Output AES 2 Outpu AES 3 Outpu AES 4 Output Analogue 1L Output Analogue 1R Output Analogue 2L Output Analogue 2R JO 290 21 22 23 24 25 0 0 0 00 O O 0 0 0 QIO 7 8 9 10 11 12 14 15 16 17 1 O 10 0 0 o 0 0 O 1 2 3 4 5 Figure 6 D sub 25 audio connector wiring 4 2 GPI Data connections 8P8C Jack Figure 7 8P8C connector layout 8 19 OO 2 feel Pin number Description Power present No Video signal Laser failure RS485 422 output RS485 422 output RS422 input RS422 input ONDO SIO Po Ground Rev 7 nevion com 18 AAV HD DMUX R AAV SD DMUX R 5 Operation AAV HD XMUX Card status Input status status Group 3 amp 4 O Group 1 amp 2 status OOOO Figure 8 LED overview Rev 7 Text not printed on the front panel Each module has 4 LED s The colors of each of the LED s have different meanings as shown in the tables below 5 1 Front panel LEDs
21. iguration would route the de embedded audio to the audio outputs The AAV HD DMUX module can de embed and re embed shuffle at the same time Many other configurations are possible and the module may be dynamically controlled as a 14x16 audio router via the system controller GYDA Full control of the module is performed with the GYDA system controller Controls only possible with GYDA are The data transmission parameters and channel selection The output processing of each stereo signal LR RL LL RR MS Sum LR LOR The delay lines delays and routing Video and audio generator configuration 3 1 DIP switch and routing Full hardware control of all of the parameters in the module would require either a complicated menu type of control interface with a display and control buttons or an enormous number of switches In many cases most of the parameters will not be changed from the default settings It was decided to control only the most used parameters with switches This still requires the use of 24 switches The switches are only read if SW1 8 DIP configuration mode is in the on position see Chapter 3 2 2 There are not enough switches on the module to allow full stereo routing configurations Groups of four channels are routed together as units for example AES input channels 1 amp 2 embedded audio group 1 3 1 1 Destinations The switches control the routing of signals to the outputs or destinations There are four
22. kna 24 nevion com 3 AAV HD DMUX R AAV SD DMUX R Rev 7 1 Product overview The only difference between the AAV SD DMUX and the AAV HD DMUxX is that the latter can also handle HD SDI video The rest of the manual will only refer to the AAV HD DMUX The AAV HD DMUX is a highly integrated audio embedding module in the Flashlink range offering simultaneous embedding and de embedding of audio from a digital HD or SD serial video signal The modules can AAV HD DMUX can handle SD and HD digital uncompressed video AAV SD DMUX can handle SD digital uncompressed video De embed and embed all groups of audio Copy or move audio groups without additional delay De embed 2 AES3 digital audio and non audio signals De embed 4 analog audio signals Apply extra audio delay Swap stereo channels Make mono or sum from stereo signals Have optical input Transport asynchronous serial data Generate video and audio signals De glitch correctly synchronized switched video Option Optical Receiver optical fiber 2 nu SDI HD Output RS422 Audio Matrix Audio Delay Group swapping j ANAI ANA2 AESI AES2 AES3 Remote 7 Control Microcontroller AES4 Figure 1 Module overview The module has two main processing blocks One processes the video stream and the packet data the other processes the audio T
23. nals may be used to carry the RS422 data The fiber connection usually only goes one direction so any desired return path must be created by the user with another circuit Return data may be sent over fiber via a link comprising of AAV HD DMUX D422 or D422 MG modules The 8P8C Jack data input works in one of two modes UART Mode The data is checked for correct reception according to the configuration The data words are packaged and sent when present Raw sampling mode The data input is sampled at 93 75 kHz and embedded as a data stream No checking is performed 3 4 1 Data latencies The data channel has a total latency of approximately 30us when using raw sampling Normal data rates of up to 9600 may be used with raw data sampling to have a low latency The latency is 500us when using the normal data encoding due to the block structure of the AES User bits The configuration of the data channel is always stored in the module and used regardless of the GYDA override switch 3 4 2 Embedding The AAV HD DMUX has a RS422 data input for the embedding of control data The baud rate and other parameters are configured with GYDA The factory default is 115200 baud no parity one stop bit The data channel is encoded in the User bits in an embedded audio stereo signal assigned with GYDA The factory default is Audio channels 1 amp 2 in Group 1 The data is sampled asynchronously at a constant bit rate The range of baud rates is from DC to 1
24. nce contained in at least one of the homogeneous materials used for this part is above the limit requirement in SJ T11363 2006 This is indicated by the product marking A 2 Recycling information Nevion provides assistance to customers and recyclers through our web site http www nevion com Please contact Nevion s Customer Support for assistance with recycling if this site does not show the information you require Where it is not possible to return the product to Nevion or its agents for recycling the following general information may be of assistance Before attempting disassembly ensure the product is completely disconnected from power and signal connections All major parts are marked or labeled to show their material content Depending on the date of manufacture this product may contain lead in solder Some circuit boards may contain battery backed memory devices nevion com 23 mevion EC Declaration of Conformity MANUFACTURER AUTHORIZED REPRESENTATIVE Established within the EEA MODEL NUMBER S DESCRIPTION DIRECTIVES this equipment complies with HARMONISED STANDARDS applied in order to verify compliance with Directive s TEST REPORTS ISSUED BY TECHNICAL CONSTRUCTION FILE NO YEAR WHICH THE CE MARK WAS AFFIXED TEST AUTHORIZED SIGNATORY MANUFACTURER We gga 201 WA Thomas hrbom a Name Position VP of Quality Nevion authorized signature Nevion Europe AS P O Box 10
25. sented on the optical or electrical inputs The module will switch to the other input if the module can not lock to a signal The video is re clocked and transformed to parallel video The parallel video goes into a line buffer which is used to de glitch the video when switched on the correct line No errors are flagged or produced when the video is switched on the appropriate switching line All ancillary data including embedded audio is nevion com 5 AAV HD DMUX R AAV SD DMUX R Rev 7 extracted from the video signal All the packed data is sent to the group router The de embedded audio is sent to the stereo audio cross point router The audio processing is performed on the stereo router outputs Four of the router outputs are connected to the four stereo delay lines The outputs of the delay lines are connected to four inputs of the stereo audio router The audio signal is delayed by a few samples during de embedding re packeting the audio and audio processing Signals that pass through the stereo audio router will be delayed by a small number of samples The group router outputs from the de embedders do not introduce any additional delay as the audio does not require unpacking and re packing The embedder core embeds either re packeted audio from the stereo router or the existing de embedded audio as configured in the group router The embedded audio packets are inserted into the video signal together with the control packets an
26. t levels with the DIP switches The analog levels correspond to the maximum sine wave level otherwise known as 0 dBFS The three switches are labeled S2 S1 and SO on the board The combinations of the three switches set up the output level as shown in the table 0 is off or down 1 is on or up S2 81 S0 000 001 010 011 100 101 110 111 Level 12 13 5 15 16 5 18 20 21 24 dBu AII four input levels are set by the DIP switches in DIP configuration mode GYDA can set the levels for each channel individually 3 2 2 DIP Configuration SW1 8 SW1 8 on forces the DIP switch configuration to be used If there is a GYDA present the switch configuration on the module will be used and the configuration will be just be monitored in the GYDA controller nevion com 12 AAV HD DMUX R AAV SD DMUX R Rev 7 SW1 8 off will not use the DIP switches but will be configured from either the stored configuration in the module or from GYDA if there is GYDA present The configuration will be stored when a GYDA configuration command is used Therefore if a GYDA is present the internal configuration will be overwritten by the GYDA controller The switch settings are only read when the module is powered up The DIP switch settings control the routing and a couple of other important settings Other stored settings such as data embedding and generator settings will always be used 3 2 3 EDH insert SW2 8 S
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