HDSDI-CHO-2x1 HD-SDI-CHO-2x1-PB User manual
Contents
1. Temperature range 10 C to 50 C Relative humidity range lt 95 non condensing nevion com 12 HDSDI CHO 2x1 Rev G 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 13 HDSDI CHO 2x1 Rev G 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 REH a R ACME SRK SR FR Part Name Lead Mercury Cadmium Hexavalent Polybrominated Polybrominated Pb Hg Cd Chromium biphenyls diphenyl ethers Cr VI PBB PBDE HDSDI CHO 2x1 0 O O O O O 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 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 T 11363 2006 This is indicated by the product marking A 2 Recycling informati2. time delay for input selection automatics timer xx OK xx is the delay time for the timer For firmware version 2 0 0 or newer this is only used for switching from main to standby Value stored in EEPROM timer_rst xx OK xx is the delay time for the secondary timer used on FW 2 0 0 or newer to reset back to main Value stored in EEPROM mode los OK Input selection automatics based on loss of signal mode rcl OK Input selection automatics based on reclocker in lock asi on OK Set DVB ASI Reclocker support asi off OK Set SDI 177Mbps Reclocker support latch on OK Latching switch Must be reset to return from standby to main latch off OK Non latching switch Will automatically return to main when input signal is present rcl on OK Reclocker on rcl off OK Reclocker Bypass eq on OK Cable equalizer on eq off OK Cable equalizer Bypass Los of signal based switch decision will not work on this mode main 1 OK Input 1 configured as main Input 2 is standby main 2 OK Input 2 configured as main Input 1 is standby nevion com 11 HDSDI CHO 2x1 Rev G 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 40 C Operating relative humidity range lt 90 non condensing 2 The equipment will operate without damage under the following environmental conditions
3. 2x1 is shown in the drawing below with the DIP switch to the upper left position Rev G 2 u we Big py i 7 ANER iS ag UF A EL eu Weliwork Ld pE we oof Be o po Se ae nenn ende LOCK amp LOS E ogm 6 a n ca aed 5 Ei ao fp oo O Em IR 23089 0000 O H u 00 JE e INPUT2 FS Figure 2 HDSDI CHO 2x1 board layout DIP switch configuration must be set according to the table below Switch Label Function DIP OFF Function DIP ON Comment 1 LTC Non latching switch Will Latching switch Sticky switching automatically return to Must be reset to return main when input signal from standby to main present 2 IN1 Input 2 priority Input 1 priority Select main input 3 L R Loss of signal based Reclocker based switch Signal integrity switch decision decision decision 4 TME Ripple rejection OFF Ripple rejection ON Timing variable delay 5 RCL Reclocker Bypass Reclocker ON Reclocker mode 6 EQ Cable equalizer Bypass Cable equalizer ON Equalizer mode Loss of signal based switch decision will not work on this mode 7 ASI SDI 177Mbps Re
4. I signal formats The switching criteria can be selected to be based on loss of input signal or loss of lock re clocker The switch can either be latching or non latching in loss of lock mode only latching switch is available It is also possible to control the switch with GPI inputs with the GYDA system controller or with the open protocol RS422 interface The two inputs typically provide automatic cable equalizers for up to 250 meters of cable Belden 8281A at 270Mbps with a 2 x 1 switch in front of a re clocker with 4 outputs The re clocker supports the bit rates 143 177 270 360 540 and 1485Mbps For other rates the re clocker automatically switches to bypass mode and the HDSDI CHO 2x1 will work as a non reclocking 2x1 change over unit with cable equalizer The HDSDI CHO 2x1 also has a special DVB ASI mode enabling all possible rates including empty transport streams with only K28 5 padding packets 2 outputs are non inverting to support DVB ASI compatibility The HDSDI CHO 2x1 is designed for various line protection applications for studio campus broadcast and telecom New in firmware version 2 0 0 or newer When latched to standby input latch will not hold against missing signal on standby input if the signal on main input has been restored Also a secondary timer has been added which handles debouncing of the signal on main input returns condition The primary timer handles debouncing of LOS on both main and standby in
5. clocker DVB ASI Reclocker ASI mode support support 8 OVR GYDA control Override GYDA control Select GYDA Config with GYDA Config with DIP switch config mode All DIP switches are off when pointing towards the release handle When the default setting is selected all clock rates for HD SD and DVB ASI are automatically configured by the module itself nevion com 6 Rev G HDSDI CHO 2x1 3 1 Configuration examples Typical configurations for HDSDI CHO 2x1 LTC IN 1 LIR TME RCL EQ ASI OVR ONE Figure 3 Default for HD SD or DVB ASI Non latching Input1 main LOS based Reclocking Ripple rejection OFF LTC IN 1 L R TME RCL EQ ASI OVR See ON Figure 4 SD or DVB ASI Latching Reclocker based decision LTC IN 1 L R TME RCL EQ ASI OVR i COMO th Figure 5 Transparent Mode for Non supported rates with Ripple rejection timer Latching LOS based decision Time ON reclocking OFF nevion com 7 HDSDI CHO 2x1 Rev G 4 Connections The HDSDI CHO 2x1 and HDSDI CHO 2x1 PB has dedicated connector modules SDI CHO 2x1 C1 and FRS HD CHO C1 These modules are mounted at the rear of the sub rack The modules are shown in the figure below made in Norway ye 02 gt N MO Figure 6 SDI CHO 2X1 C1 FRS HD CHO C1 The electrical input signals are connected to the IN1 and IN2 BNC s The electrical outputs a
6. db der tide 5 2 1 Bcc Ip ra rear 5 2 2 Electrical Output ae Rue dur eigene adeeb cen birgt 5 2 3 Features eraen rr pi iio lado re lle 5 CAE EEN era rn 5 2 5 Supported standards ya A rer A Ss Ed 5 Format COnigur aMaule data ea 6 3 1 Configuration OXaMpleS uoiin ee 7 AEG OMMEC IONS a DISA PR S D RAS DSA Ad ENS OME ae a SED o ces 8 5 Module Status MR 9 5 1 GPI alarm and control Module status outputs and selection of inputs 9 5 2 Front panel Status M nilloring n e ee ute dete tenes ne 10 6 Interface with GYDA and RS 422 command set uusssssnnnsssnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnn nn 11 Appendix A Materials declaration and recycling information 4444444ssn nn 14 nevion com 3 HDSDI CHO 2x1 Rev G 1 Product overview 1 1 Product description Relay Electrical input 1 IN1 SDI out1 SDI out1 01 01 Electrical input 2 IN2 SDI out2 02 v SDI out2 Gay FRS HD CHO c1 backplane bypass 177M ASI FRS HD CHO C1 backplane bypass bypass Remote control GPI O Microcontroller Figure 1 HDSDI CHO 2x1 PB functional overview The Flashlink HDSDI CHO 2x1 is a serial digital video 2x1 change over module providing high performance line protection for various signal formats from 1Mbps up to 1485Mbps The unit can be configured to perform cable equalizing and re clocking of SMPTE 292M SMPTE 259M and DVB AS
7. dule has no power Lock amp LOS Loss Of Signal amp Signal present amp Signal present amp No Reclocker No Reclocker Reclocker in lock lock lock Input 1 No input signal Signal present amp Signal present amp on Input 1 not selected Input 1 selected Input 2 No input signal Signal present amp Signal present amp on Input 2 not selected Input 2 selected nevion com 10 HDSDI CHO 2x1 Rev G 6 Interface with GYDA and RS 422 command set All commands follow the Flashlink protocol and can be used for direct control access to the module The control system can either be a GYDA SC or a third party control system with integrated Flashlink protocol The module can also be manually controlled with a VT100 compatible terminal program The protocol can be found on our web page http www nevion com HDSDI CHO 2x1 Command table Command Response Comment See protocol description The hello command info Module status information reset OK Reset latch to main input channel set auto Auto Set to automatic input channel selection Automatic input selection enabled set main Main Set to main input channel Automatic input selection disabled set standby Standby Set to standby input channel Automatic input selection disabled timer off OK Switch off time delay for input selection automatics timer on OK Switch on
8. mums for GPI outputs Max current 100mA Max voltage 30V HDSDI CHO 2X1 module GPI pinning Signal Name Pin Mode Direction Status General error status for the module Pin 1 Inverted Open Output Collector LOS Loss Of Signal at selected input Pin 2 Open Collector Output Input 1 Input 1 selected IN1 Pin 3 Open Collector Output Input 2 Input 2 selected IN2 Pin4 Open Collector Output Reset Reset selected input to main Pin5 TTL OV active level Input Set Set selected input to standby Pin6 TTL OV active level Input Ground 0 volt pin Pin8 OV Brown Pair 4 Green Blue Pair3 Pair 14 Orange 1 Pair 2 BE wa aloo Figure 7 GPI Outlet nevion com 9 HDSDI CHO 2x1 5 2 Front panel Status monitoring The status of the module can be easily monitored visually by the LED s at the front of the module The LED s are visible through the front panel as shown in the figure below O Status O Lock amp LOS Input 1 O Input 2 Figure 8 indicator overview for HDSDI CHO 2x1 Text not printed on the front panel Rev G The HDSDI CHO 2x1 has 4 LED s each showing a status corresponding to the GPI pinning The position of the different LED s is shown in the figure above Diode state Red LED Yellow LED Green LED No light Status Module is faulty Module is OK Module power is OK Mo
9. nevion HDSDI CHO 2x1 HD SDI CHO 2x1 PB HD SDI Change over 2x1 User manual Rev G HDSDI CHO 2x1 Rev G 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 eae Cover page update G 6 Eula ee le MB DoC removed no other changes to content Added passive bypass option to manual in Chapter 1 and 4 6 5 2010 06 14 SHH Updated GPI table and description Chapter 5 to new Status functionality Updated Declaration of Conformity 5 4 2010 04 08 NBS Corrected table in Chapter 6 4 3 2008 07 15 AS Added Declaration of Conformity 3 2 2007 10 26 NBS New front page 2 1 2007 10 08 NBS Added Materials Declaration and EFUP New firmware revision has another timer and slightly 1 y ee different latch 0 A 2005 04 07 First released version nevion com 2 HDSDI CHO 2x1 Rev G Contents Ait PPOCUCHOVEIVICW ee ek a 4 Aet ProductdescriptiOn ati NR N 4 1 2 Produet versions u a A meagan denne 4 A ee teeta EL Eee a
10. on 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 14
11. puts 1 2 Product versions HDSDI CHO 2x1 2x1 HD SD SDI changeover HDSDI CHO 2x1 PB 2x1 HD SD SDI change over with passive bypass nevion com 4 HDSDI CHO 2x1 2 Specifications 2 1 Electrical input Number of inputs Data rate NRZ Equalization Impedance Return loss Signal level Connector 2 2 Electrical output Number of outputs Connector Impedance Return loss Jitter Peak to peak signal level Signal polarity 2 3 Features Re clocking 2 4 Electrical Power Control Rev G 2 1 1485 Mbps Automatic Cable reclocker can be bypassed to support bit rates down to 1Mbps 75 ohm lt 15dB 1485MHz nom 800mV Approximately 200mV min when equalizer switched to Bypass BNC 4 BNC 75 ohm lt 15dB 1485MHz lt 0 2UI 0 8V 0 1V 2 outputs non inverting 2 outputs inverting Automatic clock rate detection Supported clock rates 143 177 270 360 540 and 1485 Mbps 5V DC 3W Max Control system for access to setup and module status with BITE Built In Test Equipment for use with GYDA Control System 2 5 Supported standards SMPTE DVB ASI SMPTE292M SMPTE259M SMPTE305 2M SMPTE310M SMPTE344M EN50083 9 nevion com 5 HDSDI CHO 2x1 3 Format Configuration The HDSDI CHO 2x1 can support a number of different formats The correct configuration can either be set with a DIP switch or with the GYDA Control System The layout of HDSDI CHO
12. re connected to the O1 to 04 BNC s Please note that only 2 outputs are non inverted and suitable for DVB ASI The Sync input connectors are nat in use on this product The details of how the connector module is mounted is found in the user manual for the sub rack frame FR 2RU 10 2 xx This manual is also available from our web site http www nevion com nevion com 8 HDSDI CHO 2x1 Rev G 5 Module status The status of the module can be monitored in three ways 1 GYDA System Controller optional 2 GPI at the rear of the sub rack 3 LED s at the front of the sub rack Of these three the GPI and the LED s are mounted on the module itself whereas the GYDA System Controller is a separate module giving detailed information on the card status The functions of the GPI and the LED s are described in sections 5 1 and 5 2 The GYDA controller is described in a separate user manual 5 1 GPI alarm and control Module status outputs and selection of inputs These outputs can be used for wiring up alarms for third party control systems The GPI outputs are open collector outputs sinking to ground when an alarm is triggered The GPI connector is shown in the figure below As of hardware version 4 or newer of the product the Status signal is inverted sinking to ground when signal is good Earlier versions have a non inverted Status signal The two GPI inputs can be used to control switching of inputs Electrical Maxi
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