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SDI-TD-MUX-4 / SDI-TD-DMUX-4 User manual

1. inact Free running vs Locked to SD MUX only This gpi control is normally hidden to the end user See the cal command under ch 7 3 3 act means that the frequency of the HD output from the MUX is locked to one of the SD inputs while inact means that it is free running By locking to incoming SD frequency drift is eliminated but glitches will occur in all 4 outputs on the DMUX side if when the MUX board must change its reference to a different SD input Isr on off lambda lt wavelen gt lpwr lt laser_pwr gt type c t n Isr 0 off Isr O lambda 1310 Isr O Ipwr O Isr 0 type c on type C 1310nm 0dBm Laser control MUX only Only on off is directly available from Multicon The other commands does not affect the laser itself they just provide a tool to set information about the laser fitted to the board C CWDM T DWDM N None mtx lt input gt lt output gt mtx0 02 size 4 4 lt in1 gt lt in2 gt lt in3 gt lt in4 gt Input stream shuffler mtx O controls which input is routed to which stream MUX or which stream is routed to each output DMUX mtx lt input gt lt output gt mtx 00 2 size 4 1 lt in1 gt Input selector DMUX 0 Always optical input 1 Always electrical input 2 Auto pri optical 3 Auto latching mtx lt input gt lt output gt Fallback generators DMUX Do not use not fully implemented per SW 5 3 mtx
2. size 2 1 lt int gt Currently selected input DMUX 0 optical input 1 electrical input mtx size 6 4 lt ints lt in2 gt lt in3 gt lt in4 gt Output status DMUX Reports the current status of all four outputs 0 stream 1 1 stream 2 2 stream 3 3 stream 4 4 color bar 5 black Note that per SW 5 3 the fallbacks are not yet implemented and used pin pin O cd ncd Pin diode status DMUX only No control Only used to report nevion com 24 SDI TD MUX 4 SDI TD DMUX 4 Rev N lt errors gt edh lt edh_bits gt err lt error_bits gt Block Bik Commands Example s Response Control carrier detected or no carrier detected pwr 0 5 lt nom gt Vnom Power supply monitors lt volt gt V pwr 0 5 0V pwr 1 3 3V pwr 2 2 5V pwr 3 1 8V pwr 4 1 2V rel 0 3 rcl O lock lol Reclocker 4 No commands available only used to report lock status The MUX board has one rcl block for each SD input while the DMUX board has one rcl block for the HD input rcl 0 and one rcl block for each recovered stream rel 1 rel 4 vmon 0 3 reset vmon 3 reset vmon N cnt Video monitor MUX lt errors gt edh The vmon blocks 0 3 consist of an lt edh_bits gt err error counter for each SD input Each lt error_bits gt error counter can be reset with the reset command vmon 4 msk lt bit_mask gt vmon 4 msk 1 vmon 4 msk Video mon
3. 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 Maximum output power 5 mW Operating wavelengths gt 1270 nm INVISIBLE LASER RADIATION WHEN OPEN AVOID DIRECT EXPOSURE TO BEAM 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 27 SDI TD MUX 4 SDI TD DMUX 4 Rev N 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 relative 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 28 SDI TD MUX 4 SDI TD DMUX 4 Rev N 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
4. lasers Max 0 2UI 1485Mbps better than 40dB w SM fiber SC UPC 0 to 45 C 5V 3 5 W 15V 1 0W 4 5W when running on a single 5V supply RS 422 Multicon GYDA enabled SNMP Less than 100 us combined through MUX and DEMUX In addition comes 5 us km of fiber signal propagation time Supported standards for electrical and optical ports SMPTE DVB ASI SMPTE 346M 2000 SMPTE 292M SMPTE 259M SMPTE 305 2M SMPTE 297M SMPTE RP165 EN50083 9 2 Early versions of the MUX DMUX modules vvere limited to DVB ASI payload data rates 35 Mbps nevion com 5 SDI TD MUX 4 SDI TD DMUX 4 Rev N 3 De multiplexer specifications Optical input Input signal Sensitivity Max multi mode fiber length Detector overload threshold Detector damage threshold Optical wavelength Transmission circuit fiber Connector return loss Connector Electrical input Output signal Data rate Equalization Impedance Return loss Signal level Connector Electrical output Number of outputs Data rates Impedance Return loss Jitter UI Unit Interval Peak to peak signal level Signal polarity Connector Electrical Temperature range Power consumption Control Latency Electrical and optical delay HD SDI TDM payload according to SMPTE 346M 2000 Better than 25dBm 300m version SDI TD DMUX 4 RM Min 6dBm gt 1dBm 1200 1620nm Single Mode 9 125um or multimode 50 125um better than 40dB w SM fiber SC U
5. the company web site www nevion com nevion com 29 SDI TD MUX 4 SDI TD DMUX 4 Rev N 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 MRE a R ACME SRK ZR ER Part Name Lead Mercury Cadmium Hexavalent Polybrominated Polybrominated Pb Hg Cd Chromium biphenyls diphenyl ethers Cr VI PBB PBDE SDI TD DMUX 4 R SDI TD MUX 4 T 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 T1 1363 2006 O O O O O O X Indicates that this toxic or hazardous substance 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
6. the connector that mates to the backplane is towards the right side of the board The boards must be mounted in a Flashlink FR 2RU 10 2 frame with dedicated backplanes Avoid inserting the SDI TD MUX 4 or SDI TD DMUX 4 board into a wrong backplane as this may cause electrical and or mechanical damage to the main boards and or the backplanes nevion com 19 SDI TD MUX 4 SDI TD DMUX 4 Rev N DIP switches Jumper needed Optical OFF gt ON for proper backplane AIRA operation connector COL Waiwork gt Ia gl AGES LY oe Be Wiese h ie ra peters E Un SF pi mg Ez Camp o xi aaa 9 e w egio oo Bs b do Ay ae k Q Q a E dt O og RS pg LED Electrical backplane indicators connector with signals and power lines Figure 12 MUX main board overview DIP switches Jumper needed Optical OFF e ON for proper backplane SUS operation connector EOL 8 edita Pg ch Electrical backplane indicators connector with signals and power lines Figure 13 DMUX main board overview nevion com 20 SDI TD MUX 4 SDI TD DMUX 4 7 Operation 7 1 Front panel LED indicators Figure 14 shows how the LEDs are located on the front panel o 0 O Q TT d 4 Card Status LED SD In Status ch 1 2 SD In Status ch 3 4 Laser Status LED Rev N Figure 14 Front pane
7. 4 Locked 270 Mbps SD Routing Stream 4 Stream 3 Stream 2 Stream 1 Signal integrity Error counter O Reset 5 0V 4 70 Y 3 3V AS 2 5V 2 49 Y 1 8V 1 79 1 2V lev Figure 5 The DMUX info page in Multicon GYDA From the text table we can read the following The electrical input has been manually selected This and the name of the module also indicates that this board has the optional optical input installed No carrier is detected on the optical input Of the four streams only stream 4 can be locked to and recovered The locked stream is indicated to contain an 270Mbps SD SDI The line that says Routing is a list of how the streams are routed to the outputs In this case we can see that output 1 is routed from stream 4 output 2 from stream 3 and so on If fallback had been selected for the missing streams Stream3 Stream 2 and Stream 1 would have been replaced with the texts Black or Cbar The error counter has found no errors for the HD input at least not errors of the types that should be counted We can also see that the voltages are reasonably close to their nominal values It is quite normal for the 5V supply to be 0 2V 0 3V under its nominal value nevion com 11 SDI TD MUX 4 SDI TD DMUX 4 Rev N 5 1 2 Configuration page 28 38 a Ed SDI TD MUX 4 T Card label Locate Card I sec Cable equalizer 1 Normal EQ Bypass Cable equalizer 2 Normal C EQ
8. Bypass Cable equalizer 3 Normal EQ Bypass Cable equalizer 4 lo Normal C EQ Bypass Shuffler Input SD1 SD2 SD3 SD4 Transport stream 1 C C E Transport stream2 C C Transport stream 3 C C Transport stream 4 C C v Input 1 integri dau Mas dc Max error rate fi 000 errors s Max error count 250 errors Alarm hold time feo S v Input 2 integri Meu ea Max error rate fi O00 errors s Max error count 250 errors Alarm hold time 60 S v Input 3 integri nput3 integrity Max error rate fi 000 errorsfs Max error count 250 errors Alarm hold time 50 S v Input 4 integri eee Max error rate fi 000 errors s Max error count 250 errors Alarm hold time eo S hd A Error mask APY FFY NO EDH VS FF CRC AP CRC LOCK CCS YCS CCRC YCRC LNUM SAW EAV Input 14 integrity Count e e e E e G E G Ignore 0 o C 0 o C Cc Cc Laser On Off Figure 6 The MUX config page in Multicon GYDA Starting from the top of the page the following things can be set adjusted Card label This field enables the user to set a name for each module Actually it s the slot in the frame as the label will persist even if the card backplane combination is replaced by a completely different module The name will show up above the card type on the info page and on the conf page and it will also be shown as a mouse over text when the mouse cursor is held over the card s icon in the pictured rack Locate card Flashes the 4 LEDs on th
9. DA mode This DIP is only read On Manual mode at power up OVR is short term for Multicon GYDA override Upper left corner of board RDO RDI RD2 EQO EQ1 EQ2 OVR Figure 8 MUX DIP switch settings exemplified Switch 1 off 0 Switch 2 off 0 Switch 3 off 0 Switch 4 off 0 Switch 5 Con 1 Switch 6 off 0 Switch 7 Con 1 Switch 8 Con 1 Table 1 MUX DIP switch functions Remote Distribution Cable Equalisers Spare not in use Shown 1 gt 1 2 gt 2 3 gt 3 4 gt 4 Shown 1 and 2 bypass 3 and 4 enabled Override Shown DIP switch control only nevion com 16 SDI TD MUX 4 SDI TD DMUX 4 5 3 DMUX DIP switches Rev N Switch Function name Function DIPs Comment 1 3 Shuffler Stream to output allocation Changing the shuffler DIPs to 1 2 3 0102 0304 something other than OFF OFF OFF 1 2 3 4 OFF OFF OFF will ON OFF OFF 1 1 3 4 substitute one or OFF ON J OFF 1 1 3 3 more of the inputs 2 ON J ON JJOFF 1 1 1 4 4 for a duplicate of JON 1 1 1 1 input 1 or 3 This means that the card means Don t care As long as can be used as a RD2 ON any combination of distribution amplifier values for RDO and RD1 will give the same result 4 5 Input selector 4 5 INPUT For boards without OFF OFF Optical manually the optional optical ON J OFF Electrical manually input electrical in
10. Error counter 35097 Reset Input 3 integrity Error counter 35097 Reset Input 4 integrity Error counter 35097 Reset 5 0V 475 3 3V Shor We 2 5V Soe 1 8V 182 1 2V 1 24 Y Laser On 1315nm 7 5dBm WDM Figure 4 The MUX info page in Multicon GYDA From the text table we can read the following All four cable equalizers are enabled Normal as opposed to Bypassed Of the four reclockers only reclocker 1 has been able to lock to an input signal That reclockers 2 4 are unlocked can also be seen from the three red crosses in the block representation The locked input is indicated as 270Mbps SD SDI The error counter has found no errors for input 1 at least not errors of the types that should be counted but plenty of errors for inputs 2 4 We can also tell that the voltages are reasonably close to their nominal values And last since this is a board with the laser option we can see that the laser is powered and what kind of laser it is wavelength power and type nevion com 10 SDI TD MUX 4 SDI TD DMUX 4 Rev N SS SDI TD DMUX 4 R Reclocker 1 E Reclocker 2 W E Reclocker 3 l Ir o mmo STW HD reclocker Reclocker 4 Current input Electrical Manually selected Electrical input Signal detected Optical input Loss of signal HD reclocker Locked 1485 Mbps HD Recovered stream 1 Loss of lock Recovered stream 2 Loss of lock Recovered stream 3 Loss of lack Recovered stream
11. Input selector C Optical Electrical Auto pri opt Auto latch Shuffler Transport stream Colorbar Black Ua E 649 5 25 625 525 B25 A O A oo NU CL IN 0 20 SS oF 9 dd dE e e de eo eo ee De o Fallback for SD SDI only Internal gen None Black Colorbar She a o Q SDE a O SDOT ei le ia 9 ge e Signal integrity v Figure 7 The DMUX config page in Multicon GYDA Starting from the top of the page the follovving things can be set adjusted Card label See MUX description nevion com 13 SDI TD MUX 4 SDI TD DMUX 4 Rev N Locate card See MUX description Firmware upgrade See MUX description Input selector Stored setting This control is only available for boards with the optional optical input Here the user can select to force the input to be taken from either the electrical or the optical input or allow the card to automatically select between them In Auto pri opt the operation is like this 1 If there is a carrier on the optical input this input will always be preferred 2 If there is no carrier on the optical input the electrical input will only be selected if it has got a carrier 3 There is no check for signal lock and there are no significant delays before swapping to the other input In Auto latch mode the operation is like this 1 On power on the board will start with selecting the optical input as default 2 If at any time the lock is lost on the presentl
12. PC HD SDI with TDM payload according to SMPTE 346M 2000 1485 Mbps Automatic up to 100m 75 ohm gt 15dB 270MHz Nom 800mV BNC 4 independent SD SDI DVB ASI or SDTI 270 Mbps see footnote on the previous page 75 ohm gt 15dB 270MHz Max 0 2Ul 0 8V 0 1V Non inverting BNC 0 to 45 C 5V 3 5 VV 15V 1 8W 5 2W when running on a single 5V supply RS 422 Multicon GYDA enabled SNMP Less than 100us combined through MUX and DEMUX In addition comes 5us km of fiber signal propagation time Supported standards for electrical and optical ports SMPTE DVB ASI SMPTE 346M 2000 SMPTE 292M SMPTE 259M SMPTE 305 2M SMPTE 297M SMPTE RP165 EN50083 9 nevion com 6 SDI TD MUX 4 SDI TD DMUX 4 Rev N 4 Description SDI ASI 270Mbps SDI ASI 270Mbps SDI ASI 270Mbps SDI ASI 270Mbps 1 485 Gbps Optical Input 1 485 Gbps Electrical Input Equaliser gt order TDM MUX SMPTE 346M 2000 Equaliser Optical Transmitter Optical De gt O pe El 1 485 Gbps Equaliser HD SDI Una Electrical Output Equaliser of gt eco Remote Control SDI ASI TDM DMUX SMPTE 346M 2000 Optical Receiver SDI ASI 270Mbps 4x4 8 svvitch Ds 270Mbps SDI ASI 270Mbps EDH Micro Remote Handling controller Control Figure 2 Logical building blocks for SDI TD DMUX 4 R The SDI TD MUX 4 board transfers any or all of the four 270 Mbps input signals via an optical or ele
13. UX 4 R HD SDI to 4xSD SDI DVB ASI de multiplexer with both electrical and high sensitivity 9 125um single mode optical input 1 Several wavelength power options exist From a control perspective all these versions are identical but the laser control block reports its parameters to the system controller nevion com 4 SDI TD MUX 4 SDI TD DMUX 4 Rev N 2 Multiplexer specifications Electrical input Number of inputs Data rates Equalization Impedance Return loss Connector Electrical output standard Output signal Data rate Impedance Return loss Jitter UI Unit Interval Peak to peak signal level Signal polarity Connector Optical output optional Output signal Transmission circuit fiber Light source Optical power Optical center wavelength Max wavelength drift Jitter UI Unit Interval Connector return loss Connector Electrical Temperature range Power consumption Control Latency Electrical and optical delay 4 independent SD SDI DVB ASI or SDTI 270 Mbps any DVB ASI payload data rate Automatic up to 300m 75 ohm gt 15dB 270MHz BNC HD SDI with TDM payload according to SMPTE 346M 2000 1485 Mbps 75 ohm gt 15dB 1485MHz Max 0 2UI 0 8V 0 1V Non inverting BNC HD SDI TDM payload according to SMPTE 346M 2000 Single Mode F P DFB laser 7 5dBM 1310nm F P laser 0 dBm DFB laser 1310nm 1550nm CWDM according to ITU T G 694 2 20nm F P lasers 6nm DFB
14. an the full maximum of 3 watts from the 5V supply and slightly more than the full maximum of 1 5 watts from the 15V supply available at the backplane The SDI TD DMUX 4 consumes 3 5W from the 5V supply and 1 8W from the 15V supply In both cases this limits the number of boards in a rack to 8 boards plus Multicon GYDA when using a standard single power supply Note that both boards can run on a single 5V supply but then the full power of about 4 5 watts will be drawn from the 5V supply The boards automatically adapts to sharing the load between 5V and 15V when 15V is available 6 2 Backplane The SDI TD MUX 4 and SDI TD DMUX 4 boards use the same backplane Figure 10 shows the backplane rear view The signal directions indicated are for the SDI TD MUX 4 card with the DMUX in parentheses When the backplane is used for the SDI TD DMUX 4 the directions of SD1 SD4 HD electrical and HD optical will be reversed The SD1 to SD4 connectors are for 270 Mbps SD SDI or DVB ASI signals The HD output carries the electrical HD signal with the four input signals time division multiplexed according to the SMPTE 346M 2000 standard The optical and electrical outputs both carry the same HD signal The GPI outputs are alarm signals for driving external alarm devices SD2 Input HD Optical Output SD3 Input SD1 Input SD4 Input GPI Outputs HD Electrical Output Figure 10 Rear view of the backplane The following co
15. art must match the card s hardware and include a revision number and the extension must be either ffw for FPGA firmware or mfw for microcontroller firmware After running this command the board will be ready to receive its new firmware in Intel hex format fin Fin ok Finalize Finalize the programming of the microcontroller See description of the uC boot loader separate document misc STATUS NOT AVAILABLE BY SEPARATE COMMAND ONLY FOUND in conf 0 AND info RESPONSES prog fin ovr err Misc info prog if the card is freshly programmed by the boot loader and the program is still un finalized fin is the normal condition ovr if DIP switch 16 is set to the ON position and the card is under DIP switch control Note 1 The info part of misc has additional functionality when locate is used locating lt remaining seconds gt This enables a visible countdown clock in Multicon GYDA but is not a required part of FLP4 nevion com 23 SDI TD MUX 4 SDI TD DMUX 4 7 3 2 Normal control blocks Rev N Block Bik Commands Example s Response Control ceq 0 3 0 ceq 0 ceq 3 cd ned Cable equalizer No control only used to report carrier detected or no carrier detected The DMUX has only one ceq 0 for its HD electrical input the MUX has one for each SD input 4 in total gpi act inact gpi 0 inact act
16. ctrical HD interface according to SMPTE 346M 2000 An SDI TD DMUX 4 board is required to reconstruct the four 270 Mbps signals normally at a remote location and linked via an optical fiber or an electrical coax cable The inputs to the SDI TD MUX 4 can be any combination of 270 Mbps SD SDI or DVB ASI 188 or 204 word packets The output from the SDI TD MUX 4 module is either electrical HD according to the SMPTE 346M 2000 standard or simultaneous electrical and optical HD according to the same standard if an optional laser module is purchased in which case the module will identify itself as an SDI TD MUX 4 T nevion com 7 SDI TD MUX 4 SDI TD DMUX 4 Rev N The SDI TD DMUX 4 board receives any combination of four 270 Mbps time division multiplexed SD SDI or DVB ASI signals embedded in the 1 485 Mbps HD signal according to SMPTE 346M 2000 If the customer has purchased an optional pin diode module for optical input in which case the module will identify itself as an SDI TD DMUX 4 R there will be an option available to select either input manually or to select between them automatically All outputs can be either 270 Mbps SD SDI or DVB ASI 188 or 204 word packets Channel swapping shuffler is available either from DIP switches or remotely via the standard Multicon GYDA interface Shuffling is available in both modules in case the two modules are on different control networks or only one of the modules is even connected to the co
17. d measures the RSSI Received Signal Strength Indicator from the optical input Normally the readout in the Multicon GYDA GUI shows the signal strength within 1 2 dB However the measurement is NOT calibrated and the readout should be used as an indication only Also while the readout is fairly linear within a range from 15 dBm to 30 dBm outside this range the meter will just bottom out at 15dBm or 30dBm If that occurs disregard the actual readout but know that the signal is either strong enough with good margins or too weak to be detectable nevion com 8 SDI TD MUX 4 SDI TD DMUX 4 Rev N 5 Configuration Both multiplexer and de multiplexer cards are self configuring in the sense that they will start working according to default factory settings once power and input signals are applied Signals will be routed straight through without swapping duplication and SD SDI DVB ASI will be detected and handled automatically Configuration parameters can be changed in two ways via changes to the DIP switches or via the system controller Multicon The 8 DIP from the top of the module is labeled OVA If this DIP is set to the ON position DIP switches 1 7 will control the module Conversely if it is set to the OFF position DIPs 1 7 are disregarded altogether and the module is controlled from Multicon GYDA Default settings as delivered from factory should be all DIPs in the Off position The module will then be under Multicon GYDA c
18. e front of the module at about 0 5Hz for the number of seconds the user specifies Firmware upgrade The firmware for the onboard microcontroller and the FPGA can both be upgraded if needed This line only shows up if the Multicon GYDA system controller has found a folder containing Flashlink firmware files Contact Nevion support if you need an updated firmware nevion com 12 SDI TD MUX 4 SDI TD DMUX 4 Rev N Cable equalizers Stored setting Normal means that the cable equalizer is enabled Eq bypass means that the cable equalizer is bypassed disabled Shuffler Stored setting this is where each transport stream in the SMPTE 346M 2000 compatible HD video has a physical input assigned to it In this particular case a reverse diagonal is formed all four inputs are transported but they have all changed places Input 1 4 integrity Stored setting sets the maximum error rate or the maximum number of errors that can be present before Multicon GYDA sets off an alarm Input 1 4 integrity Stored setting This setting is common for all the four error counters and sets which types of errors should be counted and which should be ignored Laser Stored setting this control is only available for boards with the optional optical output The only setting available for the laser is power On or Off All other settings should be done at the factory NEKA Xx w SDI TD DMUX 4 R Card label Locate card sec
19. eeeeeeeeeeeeeeeeeeeseeeeeeeeess 5 3 De multiplexer specifications wisi okie o asks bites a les aus beecaads 6 EDESA a nena men a ocenie 7 A 9 5 1 Multicon GYDA MOB 0 0 2 cecceeccceccceccceceneeceuceneceneecauecneeaeecauecaueeneeaeeeneeaesauesaeeeaneeaeeeaees 9 52 MUX DIP SWItGMGS ita ds id tia 16 5 3 DMUX DIP SWITCHES sac Boi A eat atea do ld e 17 A dita tiri 18 6 1 Power CONNECTIONS cccccecccececececececececucecececececeecueenueecececeecceneeeneeeceeeneeeneeenueeaueeneenaes 18 6 2 Backplane 000000 a dais 18 6 83 Theimain boardi iii i Acs ex ads ed en ok A ei eA ee ee T 19 OPCIONS ined de bites Era Mot ited bead 21 7 1 Front panel LED Indicators e 21 LR MS a ee A EL 22 Pee Dao EAAS AIIN S e REE EEEE de keds iets ce es 22 8 Laser safety precauliOns A Nala alae 27 General environmental requirements for Nevion Equipment ccceceeeeeeeeeeeeeeees 28 o A es 29 Appendix A Materials declaration and recycling informati0N ooooconnnocccnnnnacacccnnnnns 30 nevion com 3 SDI TD MUX 4 SDI TD DMUX 4 Rev N 1 The SDI TD MUX 4 and SDI TD DMUX 4 at a glance The SDI TD MUX 4 is a Flashlink time division multiplexer TDM that allows any combination of four SD SDI or DVB ASI inputs to be transported over a single HD SDI link according to the SMPTE 346M 2000 standard The SDI TD DMUX 4 is a Flashlink time division de multiplexer that recovers the four SD SDI or DVB ASI input signals from the SMPTE 346M 2000 compliant t
20. fo Blocks with static settings only will usually not be included see conf above chk off chk off ok Checksum off If issued twice in succession this command will disable checksums Note Responses will still have the checksums appended NOTE1 command turns the checksum on again locate on lt seconds gt locate on 3 ok Card locator This command will cause all the 3 When optical input is selected by Multicon GYDA alarm status is indicated only for optical input When electrical input is selected from Multicon GYDA status is indicated only for electrical input When Multicon GYDA control is disabled or auto select is chosen from Multicon GYDA an alarm will be indicated only when both input HD signals are lost nevion com 22 SDI TD MUX 4 SDI TD DMUX 4 Rev N Block Bik Commands Example Response Control locate off locate off LEDs to flash for a user specified number of seconds If omitted the value lt seconds gt will be set to a default of 120 seconds The flashing can be terminated at any time with locate off address Address address lt address gt Card address This command will force the module to check and update its current rack and slot address This is normally only done at start up filename filename tdmux103 ffw filename tddmx321 ffw lt name gt lt extensio n gt Firmware update The lt name gt p
21. is particular case a reverse diagonal is formed and when combined with the reverse diagonal we saw in the MUX this means that input 1 on the MUX side is routed out as output 1 on the DMUX side input 2 is routed out as output 2 and so forth The option also exists to force one or more of the outputs to internal generators This is primarily useful during site installation to validate parts of the signal chain Fallback for SD SDI only lf when the SD SDI is lost on the MUX side or if the HD link between the MUX and the DMUX breaks down the DMUX has optional fallback to internal generators The video format 525 vs 625 lines will then be determined by the last valid video to be seen by that particular output while the user selects the video pattern black picture or color bars If no fallback is selected the output driver will simply be turned off when the card can no longer output a valid SD signal This is also the behavior when transporting DVB ASI Since the card has no onboard DVB ASI generators and thus no valid falloack for DVB ASI the fallback logic will always treat a DVB ASI gone missing as if the fallback option for that particular output was None In other words when a DVB ASI nevion com 14 SDI TD MUX 4 SDI TD DMUX 4 Rev N transport stream disappears the outputs connected to that stream will simply be turned off until a valid stream SD SDI or DVB ASI reappears Signal integrity Stored setting sets the
22. itor MUX lt bit_mask gt Which errors are to be counted is set for all 4 error counters at once with the msk command See the chapter on Signal integrity for explanation on the bit values vmon O reset reset vmon 0 msk Video monitor DMUX msk lt bit_msk gt msk 0x7b lt bit_mask gt The DMUX has one vmon block to vmon 0 cnt monitor the incoming HD signal See the chapter on Signal integrity for explanation on the bit values 7 3 3 Commands intended for debug lab use only Block Commands example Response Conirol cal gpi sesame cal gpi sesame ok Toggles the visibility of normally hidden control blocks rdp lt page_number gt rdp 4 too long to list Will list the contents of one page of the flash memory holding the FPGA program rdr lt address gt rdr 0x0679 r lt bits gt lt value gt Reads a register value Register Ex r16 0x0001 value is returned as a hexadecimal numbers and it s preceded by either r8 or r16 to show if the rgister is 8 bit or 16 bit MUX addresses 0100 01FF Deserializer 1 0200 02FF Deserializer 2 0300 03FF Deserializer 3 0400 04FF Deserializer 4 0600 06FF FPGA 0700 07FF MCU EEPROM 0800 08FF Serializer 0900 09FF LED 1000 10FF FPGA program flash nevion com 25 SDI TD MUX 4 SDI TD DMUX 4 Rev N Block Commands example Response Control DMUX addresses 0100 01FF Serializer 1 0200 02FF Serializer 2 0300 03FF Seria
23. l vievv for the MUX The DMUX LEDs are identical except that the lovver LED refers to the HD input The table below shows how the front panel LEDs are to be interpreted The four LEDs correspond closely to the four GPI alarms explained in chapter 7 2 Note that the term in error in the table means that there is either a missing signal no carrier detect AND OR the reclocker has not been able to lock to the incoming signal The term operating normally means that a signal has been detected carrier detect on the cable equalizer AND the reclocker has been able to lock to the signal Diode Description Red LED Orange LED Green LED No light 1 Card status Power on Not applicable Power on and No power FPGA not FPGA to board configured configured 2 Status of SD Both SD One of the Both No power inputs streams inputs streams inputs streams inputs streams to board 1 and 2 1 and 2 1 or 2 1 and 2 In error in error operating normally 3 Status of SD Both SD One of the Both No power inputs streams inputs streams inputs streams inputs streams to board 3 and 4 3 and 4 3 or 4 3 and 4 in error in error operating normally 4 Status of Output failure Laser failure Output OK and No power MUX HD OUT laser working to board 4 Status of Input failure N A Input OK No power DMUX HD IN to board nevion com 21 SDI TD MUX 4 SDI TD DMUX 4 7 2 GPI alarms Four alarms are p
24. lizer 3 0400 04FF Serializer 4 0600 06FF FPGA 0700 07FF MCU EEPROM 0800 08FF Deserializer 0900 09FF LED 1000 10FF FPGA program flash rst lt number gt rst 1 ok lt number gt 0 Restarts all chips except MCU and FPGA lt number gt 1 DMUX only Restarts deserializer lt number gt 2 Restarts MCU thereby reinitializing entire board lt number gt 4 Restarts FPGA only wrr lt address gt lt value gt wrr 0x0679 1 ok Write to register See description of the rdr command for valid address ranges Note that the LEDs are read only all other registers are writable even if the written value in some cases will be overwritten almost immediately nevion com 26 SDI TD MUX 4 SDI TD DMUX 4 Rev N 8 Laser safety precautions These are guidelines to limit hazards from laser exposure All the available EO including ETH100 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 1270 nm up to 1610 nm This means that the human eye cannot see the beam and the blink reflex cannot protect the eye The human 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
25. maximum error rate or the maximum number of errors that can be present before Multicon GYDA sets off an alarm Also sets which types of errors should be counted and which should be ignored nevion com 15 SDI TD MUX 4 SDI TD DMUX 4 5 2 MUX DIP switches Rev N Switch Function name Function DIPs Comment 1 3 Shuffler Input to stream allocation Changing the shuffler DIPs to RDO RD1 RD2 S1 S2 S3 S4 something other than OFF OFF OFF 1 2 3 4 OFF OFF OFF will ON OFF OFF 1 1 3 4 substitute one or OFF J ON J OFF 1 1 3 3 more of the inputs 2 ON J ON JJOFF 1 1 1 4 4 for a duplicate of JON 1 1 1 1 input 1 or 3 Usually this should rather be means Don t care As long as done on the DMUX RD2 ON any combination of side values for RDO and RD1 will give the same result 4 6 Cable equalizer EQO EQ1 EQ2 Changing the cable bypass OFF OFF OFF Bypassed none equalizer DIPs to ON JOFF OFF Bypassed 1 something other than OFF ON OFF Bypassed 1 2 OFF OFF OFF will ON J ON OFF Bypassed 1 2 3 bypass one or more J ON Bypassed all of the cable equalizers This will means Don t care As long as normally result in EQ2 ON any combination of reduced values for EQO and EQ1 will give performance Only the same result use this feature if you understand why you would want to do it 7 Reserved 8 OVR Off Multicon GY
26. nevicn SDI TD MUX 4 SDI TD DMUX 4 4 x SD SDI DVB ASI over HD SDI Time Division Multiplexer De Multiplexer User manual Rev N Nevion nevion com SDI TD MUX 4 SDI TD DMUX 4 Rev N 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 nee Cover page update DoC removed no other D 12 AOIS MB changes to content Clarified the ASI data rate in the specification lists le a Slee we updated chapters 1 2 and 3 TB Corrected error in the description of the DIPs for 11 10 2011 04 15 fallbach to internal video generator Based on version 5 4 of MUX and DMUX codes and 10 I 2011 01 31 TB combined from earlier FLP3 versions of the manual nevion com 2 SDI TD MUX 4 SDI TD DMUX 4 Rev N Contents 1 The SDI TD MUX 4 and SDI TD DMUX 4 at a glance ooocccccnncccccccccccccccnnnanannnnnons 4 A AR it hee el ee Ee 4 2 Multiplexer Specifications cccccccccceeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
27. nnectors are available Name Description Connector Type SD1 Input Output for 270 Mbps SD SDI or DVB ASI BNC SD2 Input Output for 270 Mbps SD SDI or DVB ASI BNG SD3 Input Output for 270 Mbps SD SDI or DVB ASI BNC SD4 Input Output for 270 Mbps SD SDI or DVB ASI BNC nevion com 18 SDI TD MUX 4 SDI TD DMUX 4 Rev N HD Output Input for 1 485 Gbps HD SDI BNC Multiplexed according to SMPTE 346M 2000 OPT Optical output input for 1 485 Gbps HD SDI SC UPC GPI General Purpose Interface transistor drivers for RJ 45 external alarm devices Unused inputs should be terminated to avoid alarms triggered by noise 6 2 1 GPI Data connections RJ45 Brown Par4 gt Green Blue gal Pair3 N Pairl 1 ax Orange Y Pair 2 aln alalala lo Figure 11 RJ45 Connector for GPI Signals The below table show the signals available on the GPI connector on the backplane RJ45 Pin Number Description GND Not Used Not Used Not Used GPI2 GPI3 GPIO GPI1 N A AoD No 6 3 The main board There are also a number of connectors on the board itself None of these are intended for the end user For proper operation make sure there is a jumper in the lower position of the connector located behind the DIP switches see Figure 12 and Figure 13 below The rear end of the boards with
28. ntrol network cases where fewer than four SD signal are transported the shuffling feature can also be used to duplicate channels on the outputs potentially saving a distribution amplifier The SD SDI clocks for each recovered SD channel will be regenerated based on a frequently received SCR counter Stream Clock Reference refer to the SMPTE 346M 2000 standard This ensures a stable low jitter output There are four signal generators available on the board Each can be set to color bar 525 color bar 625 black 525 or black 625 from Multicon GYDA Since the SDI TD DMUX 4 does not have a local clock reference input a valid SD signal must be present in the HD stream from the SDI TD MUX 4 i e at least one SD signal must be connected to one of the SDI TD MUX 4 SD inputs in order to guarantee that the output signals from the test signal generators in the SDI TD DMUX 4 are compliant with the SD clock requirements The module will still generate an output based on the video signal that was lost but without a clock reference there s no guarantee that equipment down the signal chain will be able to lock or remain locked to that output By default there is no fallback for missing SD streams If fallback is set to black or color bar the video format SD SDI 525 vs 625 lines will be selected automatically based on the signal that was lost If the lost signal was DVB ASI no fallback will be available regardless of the setting The boar
29. ontrol 5 1 Multicon GYDA mode alla la Figure 3 Multicon GYDA presentation of rack with an SDI TD MUX 4 module in position 2 Figure 3 shows how Multicon GYDA will present a rack equipped with an SDI TD MUX 4 module in rack position 2 an SDI TD DMUX 4 module in rack position 6 a Multicon GYDA module in rack position 9 and a power supply unit in rack positions 10 and 11 All functions of the card can be controlled through the Multicon GYDA control system The Multicon GYDA interface has an information page and a configuration page 5 1 1 Information page The information page shows a dynamic block diagram of the board and some additional information text The block diagram updates with the board status showing missing signals by red crosses over the appropriate signal lines The text table on the information page gives additional information not easily conveyed in a graphical manner nevion com 9 SDI TD MUX 4 SDI TD DMUX 4 Rev N A 38 t a Ed SDI TD MUX 4 T Electrical input 1 gt Reclocker 1 Reclocker 2 Reclocker 3 Optical output Electrical input 2 Electrical output Electrical input 3 Electrical input 4 Cable equalizer 1 Normal Cable equalizer 2 Normal Cable equalizer 3 Normal Cable equalizer 4 Normal Reclocker 1 Locked 270 Mbps SD Reclocker 2 Loss of lack Reclocker 3 Loss of lock Reclocker 4 Lass of lock Input 1 integrity Error counter O Reset Input 2 integrity
30. put OFF ON Auto pri optical will always be ON J ON Auto latching selected and these DIPs have no function 6 7 Video fallback 6 7 Output video There is no on board OFF OFF Black auto vstd DVB ASI signal ON OFF Color bar auto vstd generator available OFF J ON No fallback When losing a DVB ON J ON No fallback ASI signal no auto vstd automatic standard fallback is available detection 525 625 lines according The output will to the lost SD SDI signal simply be lost regardless of the falloack setting 8 OVR Off Multicon GYDA mode This DIP is only read On Manual mode at power up OVR is short term for Multicon GYDA override Table 2 DMUX DIP switch functions Upper left corner of board Switch 1 off 0 Switch 2 off 0 Switch 3 off 0 Switch 4 off 0 Switch 5 off 0 Switch 6 off 0 Switch 7 off 0 Switch 8 off 0 Routing Input Select Figure 9 DMUX DIP switches exemplified Shown 1 gt 1 2 gt 2 3 gt 3 4 gt 4 Shown Auto priority optical Output Select when no input Shown black picture auto video standard Mode Shown GYDA control enabled nevion com 17 SDI TD MUX 4 SDI TD DMUX 4 Rev N 6 Connections 6 1 Power connections Power is applied to the board via the backplane board which in turn is plugged into the power distribution bus in the Flashlink rack The SDI TD MUX 4 board consumes slightly more th
31. ransport signal The key features of the combination SDI TD MUX 4 SDI TD DMUX 4 include Accepts any synchronous or asynchronous SD SDI 270 Mbps input format as well as 270 Mbps DVB ASI Automatic input format detection for each channel Mix of input formats allowed and correct format recovered at the de multiplexer side Built in routing switcher at both ends Separate stream clock reference data for each channel is transferred for remote clock regeneration The four streams embedded in the HD SDI are completely independent no contamination of remaining streams when one or more inputs are lost High performance optics for short and long haul applications available including CWDM laser option Optical and electrical 1 485 Gbps HD output TDM available simultaneously Change over functionality between de multiplexer electrical and optical inputs The transport signal is compliant with the SMPTE 346M 2000 standard allowing use of a standard HD infrastructure for transport and switching of the multiplexed signal EDH handling for the SD SDI signals Multicon interface allows remote control status monitoring error reporting and SNMP support 1 1 Product versions SDI TD MUX 4 4xSD SDI DVB ASI multiplexer with electrical HD SDI output SDI TD MUX 4 T 4xSD SDI DVB ASI multiplexer with simultaneous electrical and optical HD SDI outputs SDI TD DMUX 4 HD SDI to 4xSD SDI DVB ASI de multiplexer with electrical input SDI TD DM
32. resent on the RJ45 connector These four GPI signals indicate the same status as the LEDs see above GPIO On gt Power on FPGA not configured An active alarm condition means that the transistor is conducting 7 3 RS422 commands Off gt Power on FPGA configured GPI1 On gt One of the channels 1 or 2 in error Off gt Both channels 1 and 2 are OK GPI2 On gt One of the channels 3 or 4 in error Off gt Both channels 3 and 4 are OK GPI3 On gt For SDI TD MUX 4 Laser failure for SDI TD DMUX 4 No HD input Off gt For SDI TD MUX 4 Laser OK for SDI TD DMUX 4 Locked to an HD electrical or optical input signal 7 3 1 FLP4 0 required commands Rev N Block Bik Commands Example Response Control product name SW rev n m FW rev r s protocol ver 4 0 Hello command Note 1 No other commands will be available until the card has received this hello Note 2 This command will also enable checksums Note 3 Cards are designed to be hot swappable To sync with the start of anew command the cards will wait for a lt lf gt character before looking for a valid command conf conf 0 too long to list Configuration settings Retrieves the card s configurable settings Each addressable block is represented by a single line Dynamic status may be included in response but is usually reported in info only info info too long to list Dynamic status in
33. 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 30
34. y selected input after a one second delay the board will first check if there is a carrier on the other input If it isn t the input select will remain unchanged If there is a carrier on the other input the board will swap to that input and try to lock to it 3 If both inputs have a carrier but the board is incapable of locking to any of the signals the board will toggle between the two inputs until a lockable signal is applied to either of the two inputs Then this input will be selected The toggling rate is about once per second while searching for a lockable signal 4 If none of the inputs has a carrier the board will remain at its present input selection the last one it successfully locked to or tried to lock to 5 If there is a carrier on only one of the inputs only this input will be selected as long as this is the case no toggling 6 There will always be a one second delay before giving up the presently selected signal on loss of lock 7 There will be no non volatile memory for keeping the last selected input when in auto mode The above algorithm will always start working to find a signal when starting the board This means that after power on the optical input will always win if there is a lockable signal present at that input Shuffler Stored setting Each SD output is here assigned to one of the transport streams in the SMPTE 346M 2000 compatible HD video or to one of the onboard generators Note that in th

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