3GHD-CHO-2x4/2x3 User manual
Contents
1. Table 4 3GHD CHO DIP switches All DIP switches are off when pointing towards the release handle nevion com 9 3IGHD CHO 2x4 2x3 Rev D 6 1 Configuration Examples Typical configurations for 3GHD CHO 2x4 ON A Figure 4 Distribution mode Input 1 priority Input 1 to all outputs reclocker and equalizer on CHO 1 IN1 S D RUL LTC RCL EQ OVR 8 ON wOONUON Figure 5 Distribution mode Input 2 priority Input 1 to 4 outputs Input 2 to 4 outputs transparent mode without equalization and reclocking CHO 1 ES IN1 CON S D Zz RUL CHE LTC MO RCL CON EQ OVR g8 COM Figure 6 Change over mode input 1 priority single distributed output loss of lock criteria non latching switch reclocker and equalizer on nevion com 10 3IGHD CHO 2x4 2x3 Rev D 7 Status from Multicon Gyda 7 1 Label and picture 3GHD Dist amp and change over Electrical input 1 Electrical output 1 Reclocker 1 Electrical input 2 Electrical output 2 Reclocker 2 The module label is show above the picture The picture is changing depending on the status of the module All alarms are shown with red crosses The output selection and the main input on the change over block are shown by changing the lines inside the switch block 7 2 Input Electrical input 1 Normal signal detected Electrical input 2 Normal signal detected Input signal status is show together with the configuration of the inputs bypass m2. using automatic selection nevion com 13 3IGHD CHO 2x4 2x3 Rev D 8 6 Change over block Main Electrical input 1 2 Electrical input 2 Pod Main Input Latch On OF Reset Hold time 10 ms Lock time 10 ms Rule 2 Los Lol Allow latch to break on LOS 2 Active Inactive The change over block is called main input and all alarms from the change over block are labeled main input In the following figure the change over function is explained Main C Electrical input 1 Electrical input 2 Main Input The main input is selected The other input will automatically be the backup input Main Input Hold time 10 ms Lock time 10 ms Rule 2 Los Lol In the rules radio button loss of lock or loss of input signal is chosen for the main trigger for doing change over Addition to this rules and EDH trigger can be setup see chapter 8 7 The trigger has an adjustable time control called hold time and lock time This is used for three situations 1 Multiple bursts of error within timer duration triggers a switching to standby 2 Single continuous error condition whose duration exceeds timer triggers a switching to standby 3 Error free periods whose duration exceeds timer triggers a switching back to main The hold time is for main to backup trigging while the lock time is for backup to main restoring of the signal Main Input Latch On 2 Off Reset Allow latch to break on LOS I
3. Indicates that this toxic or hazardous substance contained in all of the homogeneous materials for this part is below the limit requirement in SJ T 11363 2006 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 Awww 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 24
4. CHO 2x4 supports a number of different formats The correct configuration can either be set with a DIP switch or with the GYDA system controller The layout of 3GHD CHO 2x4 is shown in the drawing below DIP switches i Wwnevion cha foo ann at oe a e OFF lt gt 0N 1 Lo aa Lo 7 aba a a E STATUS bo gaga H cr Ss o z or a a O UY Soo LOL amp LOS 1 1 oe a 1 a0 LES m r o LOL4LOS 2 Os l mi a 2 Qu NA ba 2 ac THO O aop 01e otn 7 i KA T T Main Bypass Figure 3 3GHD CHO 2x4 module layout DIP switch configuration must be set according to the table below Switch Label Function DIP 0FF Function DIP 0N Comment functionalit e a eena standb for CHO and DA S D Single 1x8 1x6 with Dual 1x4 1x3 with With CHO dual mode GPI from main GPI gives CHO distributed standby signal Loss of signal Loss of lock Signal integrity decision in change over mode N A in distribution mode 5 LTC Non latching switch Will Latching switch Must Sticky switching automatically return to be reset to return good is depending on main when input signal is from standby to main switch criteria in good change over mode N A in distribution mode 6 RCL Reclocker Bypass Reclocker ON Reclocker mode 7 EQ Cable equalizer Bypass Cable Equalizer ON Equalizer mode work on this mode a ace ae Gyda system controller DIP switches mode
5. 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 22 3IGHD CHO 2x4 2x3 Rev D 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 23 3IGHD CHO 2x4 2x3 Rev D 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 Toxic or hazardous substances and elements hazardous substances and elements HE R KRUTE SRA SR FB Part Name ed Pole adri Hexavalent Polybrominated Polybrominated Pb Hg Cd Chromium biphenyls diphenyl ethers Cr VI PBB PBDE 3GHD CHO 2x4 2x3 O
6. Or There is one trigger for each analyzer there are triggers for both the main and standby input an error condition on main input doesn t necessarily mean the change over will switch but for simplicity the following description assumes that the standby channel is always good These trigger event is No EDH packets SD only SMPTE 352 packets do not correspond to detected video standard SD HD only Not supported Full Field CRC SD only Active Picture CRC SD only Analyzer chip is not locked to a bit stream or stream 2 not present for Stream 2 analyzer Errors are checked once per video field LOCK errors are counted every 20ms when no video is present If an error occurs it is checked against the bit mask and if selected for counting increments the error counter An SNMP tool is recommended for tracking error counts over time with selectable limits on error rate and max count before generating a warning Each trigger has an adjustable time control called hold time This is used for three situations nevion com 16 3IGHD CHO 2x4 2x3 Rev D 1 Multiple bursts of error within timer duration triggers a switching to standby 2 Single continuous error condition whose duration exceeds timer triggers a switching to standby 3 Error free periods whose duration exceeds timer triggers a switching back to main The trigger also has a setting for bit operator It is possible to do a logical AND on the bits af
7. able equalizing for 2970Mbps with the passive bypass versions ain 09 15 MR AJM Changed description of VSTD to not be supported on 3G Added Multicon Gyda status and configuration ea Initial revision 2 nevion com 2 3IGHD CHO 2x4 2x3 Rev D Contents PS VISION O e 2 HER al elo 8 6 O02 VIC W geen ete er se re ee 4 EZ NAMA tS aaO 5 6 O E 7 SEUA ee io a 8 C Gontiquitation DY DIP lt tek o e ad ae i 9 6 1 Gontiguration EXamples ceci a i 10 7 Status rom Multicolor 11 71 LADO ANG PICS eat di 11 A o 11 TEE E eas E sed asec iste ahd eam hc a dinate AA ona er ce pat EA ante A A mona 11 O A E rm acencaee acest 11 Jeo INCCIOCKEN oseiesnststvereaxa tet aaa o anesereeawalcte 12 TONCO ANAIV AAA des ars teins Sette cas ats ines G uti ce aresrieaG Rete ciG Ara aS Nenu Rei AS eas heh 12 TE PANU MINS ices safe PRO noo A 12 8 Configuration trom MUMGCOR GY Ga sion a 13 A a N 13 3 2 Frimware UDG AGC sitas a as 13 89 9 EIS CUIC AN TE plis e ii ii 13 oA TROCIOCK AP see obae das Meshes a Samide A a saad daa a teat 13 SD ElCCIIGAl OU PU aaa ad 13 8 6 Changeover DIO CK iia 14 8 7 Output 2 behaviour when Set tO CHO ooocccccccccncnccccccncncnncnnnononncnnoncnnnnnnoncnonnnnnnnncnnrnnnnnonos 15 G0 Video MO Sin amor 16 9 9 Video ON AIN ZO Sisi AR 17 9 Alarms On MUCO GYO a asia ss 18 91 Electrical DU iia ata e EE EE EE ET 18 9 2 TASCIOGK EN sr e cole ia 18 HERO pr lalo OV AR AP E 18 OA GP Eea E 18 A RP a a 18 10 Info
8. ed with GPI backplane Active in this instance is to do the opposite of the automatic selection nevion com 15 3IGHD CHO 2x4 2x3 Rev D 8 8 Video triggers A trigger is another way of controlling the change over functionality than the loss of lock and loss of signal Each input has their one video trigger called channel 1 and 2 trigger In addition also each channel has an A and B analyzer which reflect the level A and B ina 3G SDI stream The triggers are using the same information and therefore have the same bit names as the analyzers but have separate bit masks This means that it is possible to count one set of error types while using a different error type to control the change over This video triggers can trigger a change over together with loss of lock or loss of signal The video trigger can be enabled by selecting the four disable enable radio buttons Enable Disable Hold time 4000 ms Y A EDH VSTD FFCRC APCRC Channel 1 A trigger a El y 7 Y D LOCK CCS YCS CCRC YCRC LNUM SAV EAV y wf y y y wv wv Enable Disable Hold time 4000 ms gt Channel 1 B trigger a LOCK ccs YCS CCRC YCRCO LNUM SAV EAV A rad El Fa El El E E e Or Enable Disable Hold time 4000 ms pe AAA EDH VSTO FFCRC APCRC Channel 2 A trigger neni y y El 7 a LOCK CCS YCS CCRC YCRC LNUM SAV EAV l m e e F y 7 e Enable Disable Hold time 4000 ms Y Channel 2 B trigger Pa operan LOCK CCS YCS CCRC YCRC LNUM SAV EAV And wf wf wf y yl Fi y e
9. input these alarms will be raised 9 5 Voltage Voltage 5 0V 4500 mV 5500 mV Normal Ignore Send Ignore Voltage 3 3V 3000 mV 3600 mV Normal lgnore Send Ignore Voltage 1 2V 1000 mV 1400 mV Normal Ignore Send Ignore If the voltages is out of the range these alarms will be raised nevion com 18 3IGHD CHO 2x4 2x3 Rev D 10 Information from Multicon Gyda Card version hw 10 lib 1 1 32 serial 1892905120200101 SW 13112 In the configuration tab the version of the hardware and software is shown Also the cards unique serial number is shown nevion com 19 3IGHD CHO 2x4 2x3 Rev D 11 Backplane The 3IGHD CHO 2xn has four dedicated backplane modules DA 3G 2x4 C1 C2 C3 and C4 These modules are mounted at the rear of the sub rack The modules are shown in figure 6 to 9 Figure 11 Overview of the DA 3G 2x4 C2 connector module nevion com 20 3IGHD CHO 2x4 2x3 Rev D Figure 12 Overview of the DA 3G 2x4 C3 connector module Figure 13 Overview of the DA 3G 2x4 C4 connector module The electrical input signals are connected to the IN7 and IN2 BNCs and the electrical outputs are connected to the O BNCs Please note that O1A O1B O2A and O2B have inverted signals DVB ASI cannot be used on these outputs Unused inputs and outputs should be terminated with 75 ohm to meet the specifications nevion com 21 3IGHD CHO 2x4 2x3 Rev D
10. l formats The two inputs typically provide automatic cable equalizing for up to 70 meters 60 meters for the passive bypass versions of cable Belden 1694A at 2970Mbps with a total of 8 6 reclocked outputs The 3GHD CHO 2x4 will detect 3GHD HD and SD rates and automatically switch to the correct output slew rate The reclockers support the bit rates 270Mbps 1483 5Mbps 1485Mbps 2967Mbps and 2970Mbps For other rates the reclockers automatically switch to bypass mode and the 3GHD CHO 2x4 will work as a non reclocking distribution amplifier with cable equalizers The 3GHD CHO 2x4 also supports reclocking of DVB ASI at 270Mbps enabling all possible rates including empty transport streams with only K28 5 padding packets 4 of the outputs are non inverting and suitable for DVB ASI The unit can be configured as a 1 x 8 6 distribution amplifier including any of the input ports The included intelligent change over feature gives the ability to change input based on input signal loss loss of lock EDH errors or a combination of the above There is also included a passive bypass function with backplane board C2 and C4 from both inputs to non inverted outputs with less than 15 m loss of cable length enables full redundancy in case of mains failure The 3GHD CHO 2x4 is designed for all distribution purposes in studio duplication and broadcast applications nevion com 4 3IGHD CHO 2x4 2x3 Rev D 2 Variants The 3GHD CHO 2x4 main boa
11. nactive The latch will select the behavior of the change over The following block diagram explains the behavior of the change over nevion com 14 3IGHD CHO 2x4 2x3 Rev D When the latch is set to off Main is removed Main is Backup is Backup is removed Backup is removed Saa selected Main is removed Main restored Figure 7 When latch is on and allow latch to break on los is inactive Main removed Backup is selected Main is selected Backup removed Backup removed Backup is selected Backup removed Figure 8 When latch is on and Allow latch to break on los is active Main removed Backup is selected Main is Backup removed selected Backup is selected Figure 9 8 7 Output 2 behaviour when set to CHO Output 2 behaviour when set to CHO Output 2 does opposite of CHO Output 2 follows CHO This option was implemented in software version 1 3 146 and can only be enabled disabled using GYDA SNMP When enabled and output 2 is set to Automatic selection according to chapter 8 5 output 2 will do the opposite of the normal automatic selector This is useful for situations where both inputs should be monitored by external equipment in addition to the internal video monitors Gpi 4 Active Inactive With Multicon release older than 4 2 0 the option is named GPI 2 when the module is used with a backplane with no GPI or GPI 4 when us
12. nevion 3GHD CHO 2x4 2x3 Multi Rate 3GHD SDI Distribution Amplifier with change over User manual Rev D Nevion nevion com 3IGHD CHO 2x4 2x3 Rev D 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 Sign Change description A POCO PEO O O PS O A A A C 2015 06 22 AJM VSTD not supported PP S Ree AM UNUM ony on hardware 1 1 ornewer C 2 2014 06 02 OEH Added setting where output 2 does opposite of cho MMI Updated cover page and removed Declaration of Conformity 2012 11 19 Updated table 3 Description of GPI interface GPI Main Backup renamed to Main and it senses main and not selected input Changed to focus on outputs rather than inputs for signal present Specifications for electrical outputs Added note regarding output signal level when using passive bypass versions Specifications for electrical inputs Divided the cable equalization 2970Mbps into 2 classes with and without relays for passive bypass Product overview Added comment of 60 meters of c
13. onfiguration from Multicon Gyda 8 1 Card label Card label Locate Card Sec Assign a name to the Flashlink module up to 31 characters When the locate is pushed all indicators LED s on front of the module will flash for 120 seconds alternative an period can be enter into the sec box 8 2 Firmware upgrade Firmware upgrade Upload fle hre Update the firmware on the Flashlink module The firmware file first has to be uploaded to Multicon Gyda first by ftp See user manual on Multicon Gyda for help on uploading 8 3 Electrical input Electrical input 1 Normal C Bypass Mute Electrical input 2 Normal C Bypass Mute For SDI signal set the electrical input to normal For MADI and other low bitrates none SDI signal set this to EQ bypass Mute will mute the input signal use this when the input has no signal to prevent noise to appear on the input 8 4 Reclocker Reclocker 1 Enable Bypass Autobypass C On Off Reclocker 2 Enable Bypass Autobypass On Off For SDI signal set to enable else set to bypass Autobypass only works if the reclocker is enabled With autobypass on the reclocker will set the reclocker in bypass mode when none SDI signal is detected 8 5 Electrical output Output selector Input Electrical input 1 Electrical input 2 Automatic selection Electrical output 1 a a Electrical output 2 Each output can select getting signal from either the two inputs or from the change over block
14. rd can be combined with 4 different backplane boards giving Type of GPI I O Relay passive backplane loop through board 19425 3GHD CHO 2x4 VersionC1 8_____No No _ functions as follows 19427 3GHD CHO 2x4 PB_ VersionC2____8____ No Yes 19429 3GHD CHO 2x3 G__ VersionC3_ 6 Yes No Table 1 Product overview Please observe that G versions cannot be used with N Box Flashlink one module desktop box due to mechanical issues nevion com 5 3IGHD CHO 2x4 2x3 Rev D 3 Specifications Electrical Outputs Connectors 75 Ohm BNG Output Return loss lt 15dB 5MHz 1 5GHz lt 10dB 1 5GHz 3GHz Output signal level 800mV 10 Note for the passive bypass versions using backplane C2 or C4 the signal is attenuated with a cable equivalent of 15m Output signal rise fall time SD limit 0 4ns 1 5ns lt 0 5ns rise fall var 20 80 HD limit lt 270ps lt 100ps rise fall var 8G HD limit lt 135ps lt 50ps rise fall var Amplitude overshoot lt 10 Polarity Output O1A O1B O2A and O2B Non inverting electrical Remaining outputs inverting electrical Output timing jitter SD lt 0 2 Ul HD lt 1 Ul 3G HD lt 1Ul Output alignment jitter SD lt 0 15 Ul HD lt 0 15 Ul 3G HD lt 0 2UI Electrical Inputs Connectors 75 Ohm BNC Input Cable Eq 270Mbps gt 300m w Belden 1694A with BER lt 10E 12 Input Cable Eq 1485Mbps gt 100m w Belden 1694A wi
15. rmation from Multicon Gyda cocccccoccncccccnccccnnoconononononononononarononannnnonnnononenoss 19 INB ACKO TIG eeneee ene rte ete nen eo ve re ers ee ene ne ne er ren ene ne ree 20 General environmental requirements for Nevion Equipment ccccsseeeeeeeeeeeees 22 PTOGUGCL Wat dida 23 Appendix A Materials declaration and recycling Informati0ON ocoocccccncocnconncanonas 24 AA Matenas declaration iia 24 Pc RECCYCINO IMON al OMe a E T A TT ene 24 nevion com 3 3IGHD CHO 2x4 2x3 Rev D 1 Product overview Electrical i gt Output 1A 1 i i l oa Ta 3G HD SD SDI 3G HD SD SDI al Ni E Electrical Input 1 E Ed Electrical Output 1B i H i DA O Electrical Output 1A H Change ll Electrical Output 1B H Oyar Switch i i i Electrical 1 i a ae i 1 pa Electrical Input 2 j 3G HD SD SDI 3G HD SD SDI La electrical Output 28 i i 1 EQ Reclocker DA E MOATE i i O P Electrical Output 2A 3GHD CHO 2x4 PB 3GHD CHO 2x4 PB a Electrical Output 2B 3GHD CHO 2x3 PB G 3GHD CHO 2x3 PB G Backplane cr Backplane gt Remote control GPI The Flashlink 3GHD CHO 2x4 is a multi bit rate distribution amplifier module providing high performance media distribution for various signal formats from 19 4Mbps up to 2970Mbps The unit can be configured to do cable equalizing and reclocking of SMPTE 424M SMPTE 292M and SMPTE 259M signa
16. t present for Stream 2 analyzer Errors are checked once per video field LOCK errors are counted every 20ms when no video is present If an error occurs it is checked against the bit mask and if selected for counting increments the error counter An SNMP tool is recommended for tracking error counts over time with selectable limits on error rate and max count before generating a warning nevion com 17 3IGHD CHO 2x4 2x3 Rev D 9 Alarms on Multicon Gyda Each alarm can be set to be ignored by the Multicon Gyda alarm handling Also SNMP tram can be configured to send or ignore alarms Configure the alarms in Multicon Gyda do not change the behavior of the LED s on the module 9 1 Electrical input Alarm Lower limit Upper limit Alarm SNMP trap Electrical input 1 Normal Ignore Send Ignore Electrical input 2 Normal Ignore Send Ignore If the electrical input is missing this alarm will be raised 9 2 Reclocker Alarm Lower limit Upper limit Alarm SNMP trap Reclocker 1 Normal ignore C Send Ignore Reclocker 2 Normal lgnore Send Ignore If the reclocker does not lock to the incoming signal an alarm will be raised 9 3 Change over Main Input Normal _ Ignore Send Ignore lf the changeover has switch to the backup channel this alarm will be raised 9 4 GPI GPI Reset Normal ignore Send Ignore GPI Set Normal Ignore Send Ignore If an input signal is present on the GPI
17. ter applying the mask Set to AND all the individual error types that have been enabled must be occurring to count as an error condition Set to OR any enabled error type will suffice 8 9 Video analyzers Error mask Channel 1 Count Ignore Error mask Channel 1 2nd stream level B Comt Ignore Error mask Channel 2 7 Count Ignore Error mask Channel 2 2nd stream level B Count lgnore al APV FFV NO_EDH VS FF CRC AP CRC LOCK CCS YCS CCRC YCRC LNUM SAV EAV o joj Oo o 6 j j o ojo o ojo jojo jo o ojojoj APV FFV NO_EDH VS FF CRC AP CRC LOCK CCS YCS CCRC YCRC LNUM SAV EAV o0 jo o o o ojojo 610 10109 0 0 0 0 T APV FFV NO_EDH VS FF CRC AP CRC LOCK CCS YCS CCRC YCRC LNUM SAV EAV OF joj o o O jojojo jojo OP 0 j o ojojo T APV FFV NO_EDH VS FF CRC AP CRC LOCK CCS YCS CCRC YCRC LNUM SAV EAV o pojoJo oJj oJjojo ojo 0 0 jojo The two inputs have their own analyzer called channel 1 and 2 In addition also each channel has an A and B analyzer which reflect the level A and B in a 3G SDI stream These errors can be counted or ignored based on the settings in the configuration view No EDH packets SD onl VSTD SMPTE 352 packets do not correspond to detected video standard SD HD only Not supported for 3G FFCRC Full Field CRC SD only APCRC Active Picture CRC SD only LOCK Analyzer chip is not locked to a bit stream or stream 2 no
18. th BER lt 10E 12 Input Cable Eq 2970Mbps Ver C1 and C3 gt 70m w Belden 1694A with BER lt 10E 12 Ver C2 and C4 gt 60m w Belden 1694A with BER lt 10E 12 Input Return loss lt 15dB 5MHz 1 5GHz lt 10dB 1 5GHz 3GHz Jitter tolerance SD limit 10Hz 1kHz gt 1 Ul 10kHz 5MHz gt 0 2 Ul HD limit 10Hz 100kHz gt 1 Ul 100kHz 10MHz gt 0 2 Ul 3G HD limit 10Hz 100kHz gt 2 UI 100kHz 10MHz gt 0 3 Ul Features Reclocking Automatic SD HD detection Automatic output slew rate adjustment according to SMPTE 259M and SMPTE 292M SMPTE 424M Supported clock rates 270 1483 5 1485 2967 2970Mbps Input equalizers Eq bypass for non video formats or low bit rates Supported standards SMPTE SMPTE 424M SMPTE 292M SMPTE 259M SMPTE 305M SMPTE 310M DVB ASI EN50083 9 on non inverting outputs General DC power consumption 5V lt 4 5W nevion com 6 3IGHD CHO 2x4 2x3 Rev D 4 Status by LED s The status of the module can be easily monitored visually by the LEDs at the front of the module The LEDs are visible through the front panel as shown below Status LOL LOS 1 LOL amp LOS 2 Main Bypass Figure 1 Panel indicator overview Text not printed on the front panel The functions of the different LEDs are described in table below Diode state Red LED Yellow LED Green LED Module is faulty Module is OK wot has Module has power no po
19. ute or normal 7 3 GPI GPI Reset Inactive GPI Set Inactive Show the status of the input pin on the GPI connector on the backplane Inactive means no signal while Active mean signal 7 4 Voltage Voltage 5 0V 5 30 V Voltage 3 3V 3 32 V Voltage 1 2V 1 20 V Shows the actual voltages on the module together with the nominal voltages nevion com 11 3IGHD CHO 2x4 2x3 Rev D 7 5 Reclocker Reclocker 1 Locked 2970 Mbps HD Reclocker 2 Locked 1455 Mbps HD Shows the status of the reclocker together with the formats and bitrates 7 6 Video analyzer Channel 1 Channel 1 nd stream level B Channel 2 Channel 2 nd stream level B CCS YES CCRC YCRC LNUM S5AV EAW Shows the status of the video analyzer for each input together with the level B channel status Also the video format is shown The error counter shows the number of errors that has happen according to the video analyzer configuration The error count can be reset by pressing the reset button This analyzer do not reset the changeover latch which has to be done by the GPI connector or for the configuration tab 7 7 Alarms Alarms All active alarms are shown as red and can be acknowledge by pressing the button The alarms then change color to yellow meaning all acknowledged alarms is shown in yellow All restored alarms are shown in green by acknowledge them they will disappear form the list nevion com 12 3IGHD CHO 2x4 2x3 Rev D 8 C
20. wer OS amp LOS 1 No Reclocker No Reclocker lock Reclocker in lock amp Input 1 Lock amp Loss Of amp Signal present Signal present Signal LOL amp LOS 2 No Reclocker No Reclocker lock Reclocker in lock amp Input 2 Lock amp Loss Of 4 Signal present Signal present Signal Main Bypass No stable input Bypass selected Main selected a Table 2 LED status description nevion com 7 3IGHD CHO 2x4 2x3 Rev D 5 Status and control from GPI On the backplane there is a GPI port This connector can be used for monitoring the modules status Also the change over function can be controlled through this connector Maximums setup1 setup1 setup2 setup2 for GPI Status General error status for the Inverted Open outputs 1 Electrical module Collector open is alarm Max current 100mA Main Loss of signal or lock at Pin Inverted Open Output Max voltage main input 2 Collector 30V open is alarm Max power Signal Good signal routed to Pin Inverted Open Output 200mW present 1 output 1 3 Collector open is Signal Good signal routed to Pin Inverted Open Output present 2 output 2 4 Collector open is Reset Reset selected input to Pin TTL OV main 5 active level Set selected input to Pin TTL OV standby 6 active level 7 0 volt pin in OV 8 Green Pair 3 Figure 2 GPI interface nevion com 8 3IGHD CHO 2x4 2x3 Rev D 6 Configuration by DIP The 3GHD
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