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User Manual - MTL Cable spol. s r.o.

1. ED Figure 7 Simplified forward path automatic alignment flowchart TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 15 52 Spectrum analyser AC3000 spectrum analyser can be used to measure and monitor forward path signals provided that transponder is installed and the spectrum analyser feature is enabled with correct Product Key Up to 100 measurement frequencies with individual peak average detector for PAL QAM signals respectively selection and high low limits can be specified by the user The spectrum analyser uses the same tuner unit than ALSC pilot measuring and ingress analyser Pilot measurements have higher priority but when pilots are stable and no gain or slope adjustments are needed spectrum and ingress analysers get more time resulting in 3 4 measurements s speed Each measurement frequency can have both either or no alarm limits The measurement result is compared against its limits When all frequencies have been measured the number of measurements exceeding their limits is compared to the Tolerance parameter and the Spectrum out of limits alarm status is updated The Tolerance parameter can be used to fine tune alarm sensitivity default value 0 activates the alarm even if only one measurement result exceeds its limits TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 16 52 Return path AC3000 return path has exceptionally wide gain and slop
2. 12 13 14 15 e gt TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 9 52 Features Diplex input and output modules The AC3000 amplifier is delivered according to the specifications defined in the ordering code Optional return path operation needs plug in diplex filters Figure 4 positions 7 and 13 The available diplex filter types are CXF030 30 47 MHz CXF042 42 54 MHz CXF050 50 70 MHz CXF055 55 70 MHz CXF065 65 85 MHz and CXF085 85 108 MHz It is also possible to order the amplifier with no diplexers in which case the diplex filters are replaced by forward path jumpers CXF000 The Frequency split selection in user interface controls e g forward path high pass and return path low pass filters It has to be set to match the installed diplex filters to ensure correct RF performance of the amplifier see table 1 If the installed diplexers and frequency split selection do not match amplifier RF performance may be severely deteriorated Diplex filter Correct Frequency split selection CXF030 30 47 MHz CXF042 30 47 MHz CXF050 30 47 MHz CXF055 30 47 MHz CXF065 65 85 MHz CXF085 85 108 MHz Table 2 Correct combinations for diplex filter and frequency split selection The forward path frequency range selection 862 MHz 1 GHz can be selected independently of AC3000 diplexer or other hardware modules It affects only forward path slope ad
3. Advanced functions Statistics Spectrum analyser Enabled Uptime 30020644 Ingress analyser Enabled Total uptime 1540days Automatic alignment Enabled Reset count IR Return pilot generator Enabled Save debug info Figure 21 The Properties page The Properties page displays unit identification and statistics data Identification A descriptive alias name for the station can be entered into the Name field site location into Location field and contact information into Contact field All these fields can contain up to 63 characters The geographical coordinates can be entered into respective latitude and longitude fields The preferred format for the coordinates can be selected from the Format drop down field When entering coordinates special characters can be simply omitted Properties The type and generation if applicable hardware version serial number and software version if applicable are shown for both station and transponder Advanced functions The statuses of advanced functions associated with Product Key are shown These fields only indicate that the function is possible in the software but does not display whether correct transponder module is installed for that function Statistics The Uptime field shows the time since the last reset or power up The format is days hours minutes and seconds with 5 s day accuracy The Total uptime
4. HMG 38 Transponder viewer page DOC GI 40 Monitoring viewer page EE 41 Spectrum viewer page cceceeeeccccececeeeeeeeeeaeeeeeeeeeseeeanaeceseeeeeseeuanaeeeeeeeeseeeaees 44 INGFESS viewer page ET 47 Properties viewer page ecccccceceeeeeeeenaceeceeeeeseceeeaeeeceeeeeseseeaeeeeeeeeeeetennaees 49 Legal declarations 22evdugg ae ER Ne EES EES NEESS ER en 50 TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 3 52 Introduction AC3000 is a broadband amplifier with extended frequency and gain ranges in both forward and return paths Thanks to the integrated electrical controls and microcontroller based control system all adjustments can be made automatically without signal interruption The amplifier features one high performance RF output and it can be field configured with passive accessories to activate a second and or third RF port The platform and accessories of AC3000 are fully functional to 1 GHZ True plug and play An intelligent automatic alignment system with wide gain control range ensures optimum operation of the AC3000 amplifier It replaces conventional mechanical plug in module adjustments and laborious control of parameters All the adjustments are electrical and controlled via the management interface Plug in attenuators or equalisers are not needed Local configuration of AC3000 is done via its USB interface using a PC or PDA equipped with CATVisor Commander software AC6990
5. AC6991 AC6980 transponder unit AC3000 amplifier can be monitored and controlled remotely via optional plug in transponder unit which also adds ALSC with fully user programmable pilots and both forward and return path monitoring functionality AC6990 supports forward path measurement up to 862 MHz AC6991 and AC6980 up to 1000 MHZ AC6990 and AC6991 support CATVisor and HMS protocols AC6980 supports DOCSIS protocol Remote monitoring and control is possible with CATVisor tools or with 3 party SNMP management applications Without With transponder transponder e AC3000 feature map Intelligent continuous adjustments Automatic SNR optimisation Local control through USB connection Remote monitoring and control ALSC with fully user programmable pilots Automatic return path alignment Automatic forward and return path alignment with single pushbutton Forward path spectrum analyser Return path signal quality monitoring with automatic ingress control and filtering Return path pilot generator 1 These features need to be enabled with a Product Key 2 AC6980 DOCSIS transponder does not support pilot generator Table 1 AC3000 feature map TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 4 52 AC3000 generations There are two AC3000 generations with some differences in hardware and or software functionality 1 generation AC3000 Manufactured until Q2 2012 No support for signal feed through between inp
6. Light sensor To install a transponder unit first locate the correct installation position Snap off the segments of the shrouds break away type slot cover and remove the slot cover Insert the unit by pressing it gently into place The unit will fit only in one orientation Finally tightly fasten the mounting bolt to ensure proper grounding and cooling using flat screwdriver with AC6990 AC6991 transponders and 3 mm allen key with AC6980 transponder There is no need to switch off the supply voltage during module installation The USB connector in AC6980 transponder front panel is reserved for remote management connection Local management of the AC3000 unit should be done via motherboard USB connector TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 8 52 Front panel 58800017 i TELESTE Je e lt lt lt universal plug TP test injection Universal plug STATUS Di output TP 20 dB GA transponder 3 diplex filter output module 2 input TP 20 dB Figure 6 AC3000 front panel 1 Input 10 Return path test point 2 Input by pass Output 3 11 USB port 3 Output 2 12 Status led 4 Output 1 13 Output diplex filter 5 Input module see table 1 14 Output test point 6 Input test point 15 Output module 1 see table 2 7 Input diplex filter 16 Output module 2 see table 2 8 Forward path universal plug in 17 Transponder slot 9 Return path universal plug in 18 Fuse s
7. a valid sweep file 1 1 3 QAM 98 0 103 5 Channel S2 121 00 Q 101 Channel S3 126 25 P Another comment 133 25 PAL 95 TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 46 52 The result file format is identical to the sweep file format except that it has a header row and a 5th column which contains the measurement results An example of a result file produced by the above sweep file could be like this MHz Type LoLimit HiLimit dBp V 113 00 Oo 98 0 103 5 100 5 121 00 Oo 101 99 5 126 25 P 101 133425 P 95 98 TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 47 52 Ingress viewer page Status Forward Path Return Path Transponder Monitoring Spectrum BC Properties Ref level so av Scale 10 el dB div 20 ILL Limits IV Show Tolerance lo Start 0 MHz RBW 1 5 MHz Sweep 3 Stop MHz Redraw Analyser settings Fit view IV Analyser on moer File gt gt Device Reset view Restart sweep Current sweep file JRTG100 Device gt gt File Figure 20 The Ingress page When the ingress analyser feature is enabled with correct Product Key the Ingress viewer page presents return path level measurements in a graphical spectrum analyser display Up to 30 measurement frequencies with individual signal noise detector selection and alarm limits can be specified with a simple text file The measurement results can be saved back to a text file Dis
8. and pilot level is high compared to modem transmit level Thus it is recommended to keep pilots at least 0 5 MHz from modem frequency Detection of these time domain multiplexed return path pilot signals can be accomplished at head end with e g a standard spectrum analyser instrument used in Max hold mode or with another amplifier node capable of return path signal measurement TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 20 52 Remote communication The transponder module is used for remote communication Software version 3 0 and above supports AC6990 AC6991 and AC6980 transponders and CATVisor HMS and DOCSIS communication protocols With AC6990 and AC6991 it is possible to set the communication protocol to CATVisor or HMS via the user interface CATVisor protocol is compatible with Teleste CATVisor Commander and EMS system HMS protocol uses SNMP for remote communication and can thus be used also with 3rd party management software It is possible to change between CATVisor and HMS also remotely All modem related settings should be carefully reviewed before changing the protocol to avoid loss of remote communication With AC6980 the remote communication protocol is SNMP CATVisor protocol is also supported and thus e g CATVisor SmartLoader can be used The reported modem receive and transmit levels are measured at transponder RF input and output ports The receive level is directly related to amplifier forward p
9. are thus quite broad They should be adjusted to match the network s AC supply voltages if accurate monitoring is needed 12 V and 24 V factory default alarm limits are based on power supply specifications and usually shouldn t be altered Amplifier operation mode Notes The Forward path selection should be set to match the network s upper frequency limit It affects only forward path slope adjustment pivot point frequency and does not activate any kind of low pass filtering etc The Frequency split selection controls e g forward path high pass and return path low pass filters It has to be set to match the installed diplex filters to ensure correct RF performance of the amplifier see Table 2 If the installed modules and frequency split selection do not match amplifier RF performance may be severely deteriorated The default value is 65 85 MHZ AC3000 selects input bypass output 3 port mode automatically based on the plug in module installed into Output module 2 slot The status of the port is displayed in Port 3 status field and in station layout picture The transponder front panel has a Set button which starts automatic alignment for both forward and return paths The button can be disabled to prevent accidental presses by clearing the Enable transponder button checkbox The Notes field allows storing up to 100 character message into AC3000 non volatile memory It can be used e g as a reminder f
10. communities Frequency 12 5 MHz Retries me Read public Level IT 9 d m Kmin Ire Write private Max level mm dBu Kmax 15 Trap public m Ts level at return path input r Communication protocol SNMP traps Input 1 Te du CATVisor Je Enabled Input2 NA appv HMS Dey 5 e Input 3 NA dB Interval foi s Input4 NA deyv Lifetime 60 s Figure 13 The Transponder HMS page The Connection status Receiver Transmitter Packet statistics Tx level at return path input and Communication protocol frames are the same as in the CATVisor version of this page and are described in the preceding chapter However HMS standard does not support automatic transmit level alignment and therefore the transmit level is manually adjusted in the HMS version IP address MAC This is the transponder s IP address In HMS the this field is just a storage place Depending on the used addressing method the HMTS may or may not use this value It may also change this value using MAC layer commands Unicast MAC The transponder s globally unique MAC layer address Multicast MAC The transponder supports up to four 4 multicast addresses that can be used for setting parameters in groups of devices Note that not all HMTS s support multicast CHNLDESC timeout HMTS broadcasts periodically the CHNLDESC datagram that informs the transponders about data channel frequencies This timeout defines how long the t
11. detected This parameter can be used to control trap storms in amplifier cascades By setting a longer delay deeper in the cascade traps can be set to arrive on due order Interval The minimum time between successive traps This parameter applies only if several alarms are detected simultaneously Lifetime The time the transponder keeps an HMS alarm trap in the transmit queue if it cannot be sent for some reason controlled by HMTS All trap parameters are adjustable also remotely via TELESTE COMMON MIB Teleste MIBs are available at Teleste Club TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 40 52 Transponder viewer page DOCSIS This page is visible with AC6980 transponder Status Station Forward Path Return Path Transponder Alam Log Monitoring Spectrum Ingress Properties Receiver DOCSIS module re Frequency 163 0 MHz Current time 06 02 13 10 22 26 Level 79 d Public IP address 10 9 19 135 Modulation aaM256 Local IP address 192 168 100 1 S N ratio 37 dB MAC address 00305001F619 Transmitter _ Hardware version Los Frequency 40 0 MHz Serial number l 253126002454 Level EA dByy Software version 220314R3p15 ChannelID 1 Reset DOCSIS Bandwidth 3 2 MHz Tx E EES e Station Input 1 Ia du Local IP address Input2 TM BV Input3 TM oa Input 4 NA dByy Figure 14 The Transponder DOCSIS page The Transpond
12. done when ordering the product and also later by contacting Teleste support CATVisor Commander user manual provides more details on entering the product key Transferring AC3000 settings All user accessible settings are stored on the motherboard memory Thus plug in modules can be changed without losing any settings A Settings Saver DLL component for AC3000 is included in the latest DUS100 viewer packet release It can be used with CATVisor Commander and CATVisor SmartLoader to transfer partial or complete device settings between a file and AC3000 This feature can be accessed through Commander gt Tools gt Load Save element configuration when it has been activated with correct serial number SmartLoader supports also transferring settings from to multiple units simultaneously Note that the Settings Saver component uses CATVisor protocol and cannot thus be used remotely with HMS communication protocol The settings are stored as ECML files in XML format These files can be also edited with standard text editors provided that the XML tags and structure are maintained Tags can be removed to create partial settings files This makes it easy to download e g new pilot target levels to multiple units simultaneously The settings saver ECML files can also be edited in user friendly format with an Excel tool This tool can be downloaded from Teleste Club The settings saver ECML files can also be used for specifying fact
13. forward path automatic alignment by clicking Align return path automatically button even when transponder is not installed Ingress switch The Ingress switch frame consists of three radio buttons which control the ingress switch The 50 dB selection cuts off the incoming return path RF signal and thus disconnects all transponders behind this station but the AC3000 itself can still measure incoming ingress and communicate with its modem The ingress switch attenuation value can be adjusted between 15 3 dB This can be used to fine tune the automatic ingress attenuation feature Automatic ingress blocking The Ingress measurement status is displayed on the top of the frame Ingress OK Ingress measurement results are within limits Ingress warning Ingress measurement results are above warning limits Ingress alarm Ingress measurement results are above alarm limits Ingress analyser off Analyser is disabled by user No transponder No transponder module installed Tuner module error Error in transponder tuner module When Attenuate during ingress alarm checkbox is selected ingress switch is controlled by AC3000 based on Ingress alarm status and activation and TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 35 52 deactivation delays The activation and deactivation delays can be used to fine tune this feature Return path plug Plug in us
14. gain can be controlled with three different adjustment methods 1 Manual mode All three controls are available to the user with no restrictions resulting total gain is shown This mode should be used only if intelligent manual mode doesn t give wanted results or gain fine tuning is required 2 Intelligent manual mode Total gain can be adjusted by the user in 1 dB steps Amplifier software uses the total gain value to adjust all three gain control elements so that amplifier performance is at its optimum with all gain settings This is the factory default and recommended setting for normal adjustment 3 ALSC mode available with transponders The amplifier software controls interstage gain and slope to keep the pilots is user specified levels Gain mode control is fixed input gain control is available to the user Note that when a plug in module is installed into forward path universal plug in slot the displayed total gain value may be incorrect Forward path slope control Forward path slope is controlled by two elements 1 Input slope adjustable between 0 and 23 dB in 1 dB steps 2 interstage slope adjustable between 0 and 15 dB in 0 2 dB steps Input slope control is available to the user regardless of the selected gain adjustment mode Interstage slope is read only in ALSC mode Forward path universal plug in module AC3000 has a universal plug in slot in the forward path If not used the plug in slot is automatically b
15. the level at the high end of the amplifiers response Signal level at maximum forward path frequency is displayed with the attenuation specified in De TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 45 52 sloped view signal level at 47 MHz is not affected at all and attenuation of the frequencies between these two are calculated using a standard coaxial cable model The De sloped view function acts only as a visual aid for making adjustments If the graphical display is clicked with mouse the frequency measured level detector mode and possible alarm limit values of the clicked measurement are displayed next to the clicked point Limits When Show is checked the alarm limits for each measurement frequency are shown in the graphical display with blue triangles for low limit and red triangles for high limit If a measurement is over high limit it will be drawn in red in blue if it is below low limit otherwise in black The Tolerance field specifies how many measurements are allowed to be outside limits before the Spectrum out of limits alarm is generated The default value O will generate the alarm even if only one value is outside limits Tolerance allows fine tuning the limit testing so that e g it doesn t react to one missing TV channel The alarm is set or cleared at the end of each measurement cycle Analyser settings The Analyser on is the master switch for spectrum analyser feature The d
16. 08 106 Fri 04 01 08 106 Fri 04 01 08 106 Fri 04 01 08 d m Fri 04 01 08 106 Fri 04 01 08 106 Fri 04 01 08 106 Fri 04 01 08 106 Fri 04 01 08 Gin Fri 04 01 08 106 Fri 04 01 08 106 Mon 07 01 08 106 Mon 07 01 08 106 Mon 07 01 08 Index Date Time Parameter Vale Alam Device status_ 13 37 14 ALSC on No Minor 13 37 22 Spectrum OK No Nominal 13 38 14 Settings stable No Nominal 13 39 52 ALSC off Notification Nominal 13 39 52 Settings changed Notification Nominal 13 40 04 Spectrum out of limits Minor Minor 13 40 14 ALSC on No Minor 13 40 24 Spectrum OK No Nominal 13 41 14 Settings stable No Nominal 15 49 06 Settings changed Notification Nominal 15 50 06 Settings stable No Nominal 16 55 40 Lid closed No Nominal 03 47 10 Lid open Notification Nominal 09 49 32 Lid closed No Nominal 12 58 18 Settings changed Notification Nominal 12 59 18 Settings stable No Nominal 106 Mon 07 01 08 Number of entries 32 Last index 10676 Clear and regenerate log v Refresh Figure 18 The Alarm log dialog The Alarm log dialog box displays the alarm history for latest 32 events The list is stored in non volatile memory All entries are date and time stamped with the most current entry at the bottom Note that date time information may not be correct for events that occurred before latest reset The icon and colour of each list entry indicate alar
17. C problems caused by the cable acting as an antenna Windows may ask for USB driver when connecting to AC3000 via USB for the first time If not found automatically the driver can be found in C Program Files Common Teleste Drivers select telestecdc inf file During the installation Windows may ask if it should stop the installation because the installation file is not signed Select Continue Anyway AC3000 will draw power from the USB connector for its microcontroller and memory if no external power supply is available This makes it possible to configure AC3000 settings and update the software without any power supply Note that as only the CPU part of the unit is powered via USB and many parameters visible via the user interface may display incorrect values Installing and removing plug in modules while the unit is USB powered is not recommended and may lead to unexpected behaviour The USB connector in AC6980 transponder front panel is reserved for remote management connection Remote CATVisor connection Remote IP connection via a HEC e g Teleste HDM100 T with AC6990 AC6991 transponder Transponder IP address has to be correctly set before remote IP communication is possible It has to match the subnet settings of the HEC s HFC network interface and it must also be unique for each transponder Note that it is also possible to set the IP address remotely via the HEC see HEC documentation for details Remote HMS connect
18. OR MIB TELESTE ALARMS MIB SCTE HMS PROPERTY MIB SCTE HMS ALARMS MIB SCTE HMS COMMON MIB SCTE HMS FIBERNODE MIB SCTE HMS DOWNLOAD MIB TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 28 52 Viewer pages This chapter presents AC3000 viewer pages used with local or remote CATVisor protocol connection The viewer pages used with SNMP remote connection with HMS or DOCSIS protocols slightly different in layout but contain all the same parameters The viewer pages used to control AC3000 using CATVisor Commander or EMS are explained in this chapter For a complete description of each feature see corresponding Features chapter Some features may be greyed out indicating that they can not be used at the moment due to e g missing plug in module AC3000 viewer pages in CATVisor Commander EMS Status Forward path Return path Transponder different pages for CATVisor HMS DOCSIS Monitoring Spectrum Ingress Properties Some viewer pages have fields with coloured background e g Temperature on Status page These colours indicate the alarms related to this field Green means no alarms or notifications red is major alarm yellow is minor alarm and blue is notification TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 29 52 Status viewer page Status Forward Path Return Path Transponder Monitoring Spectrum Ingress Properties ei TELES
19. TE reen AC3000 AMPLIFIER f none Service terminal not connected Biss r Supply voltages AC a Vims Filte KA Ps V 2y B m mplifier operation mode aceno by pazz none acero Forward path fi GHz z Frequency split 657 85 MHz DI Lisa Si none Fal a Ss NONE Port 3 Input bypass rel fong Ec Ec p ORT TPL IV Enable transponder button m Notes Status Message ooo o NIEPE om otice text goes here amp Warning Spectrum out of limits a Notification Lid open cxross oxross Figure 8 The Status page The Status page displays unit s alarm list together with measurement data and a graphical view of the current configuration similar to the actual station layout Alarm list Each alarm in the alarm list on the bottom left corner is colour coded according to its severity The severities can be configured through Monitoring viewer page For additional information about alarms see table of module alarm descriptions in the Alarms chapter Station layout The transponder is detected automatically and represented as grey box Some modules and plugs e g fuses cannot be detected automatically These are presented with blue texts Selecting a text tag representing a passive device will open a pull down selection list in which an appropriate device according the assembly can be selected The user can also type in the desired information up to 12 characters 6 ch
20. TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 1 52 ACcess Series User Manual Teleste Corporation AC3000 Intelligent broadband amplifier TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 2 52 Contents INTFOGUCHION iisipan anaana naaasar Genii eaten 3 ee E Le E A EC UE 5 HOUSING ET 5 POWOMING WEE 6 later 6 Bech Ee 7 Front panelerna a e ada ea a ea a 8 Features eege Eege eege 9 Diplex input and output modules 9 Sei E He EE 11 Return DAUR 247 dele eege aa Seene Eege eeh Nee 16 Remote Communication 20 Establishing Connection wi icc ciecdenseseeetieveiiiseee deeds seeslee neh eds EENEG eg 21 El EEN 22 LOG USAGE TEE 24 Product key activation of advanced Ieatures 25 Transferring AC3000 settings eee eeeeeeeeeeeeeeeeeeeaeeeeeeaaeeeseeaeeeeeenaeeeeseaas 25 Updating AC3000 software cedecsectscetiiedatitensdeadiviedets eden edna 26 Updating transponder Software ccececceccececeeeeeseeeneaeeeeeeeseseeneaeeeeeeeteteenaees 26 SNMP MIR tect atta Matted anes dedi ana a bain aed 27 Viewer D ege teccinsescduntenssevdesnneductesiaveensencductnscaeveevanecuates ENEE ve 28 Sas Viewer pag iesus naa E E 29 Forward path viewer page ccccceceeeeeeeecceceeeeeeeeeeaeaeeeeeeesesecnaeaeeeeeeeeeteenaees 31 Return path viewer page cccccececeeeseenecceceeeeeeeseeeaeeeceeeeeseteneaceeeeeeeeeneenaees 34 Transponder viewer page CATVisor 36 Transponder viewer page
21. alog parameter Alarm Value HIHI LOLO Deadband Temperature No 42 80 70 20 25 SL T AC voltage No 58 73 70 30 27 2 v 241 No 24 2 255 2350 235 230 a2 wv 12 No 11 9 135 130 115 11 0 02 Vv Alarm control Discrete parameter Setting i Motherboard internal error No Major Detection C Disabled Motherboard unknown module No Major Enabled Motherboard not powered No Notification Lid open No Notification Delay On 4s Return path E dB No Notification Off 4 s Ei Return path off No Notification i Settings changed Notification Notification Application started No Notification Alarm log Figure 15 The Monitoring page The Monitoring page displays all monitored parameters and their values as well as alarm limits statuses and severity settings See Alarms chapter for descriptions of individual AC3000 alarms Analog parameters Each monitored analog parameter of the unit is displayed in the upper half of the frame with following information in the list Analog parameter Name of the monitored parameter Alarm Alarm status of the parameter No HIHI HI LO LOLO Value Current measured value HIHI High major alarm limit HI High minor alarm limit LO Low minor alarm limit LOLO Low major alarm limit Deadband Specifies how much the measured value has to be on the safe side of alarm limit before turning off the alarm Unit Unit of the measured parameter T
22. aracters for fuses The forward path universal plug selection is used by the return path automatic alignment and should be set according to the installed plug in module Otherwise the information entered in these fields does not affect unit operation in any way it s just a checklist See Features chapter for details on plug in modules and configuration Measurements The background colour of each field shows the parameter s alarm status Alarm limits and severities can be configured through Monitoring page AC3000 s internal temperature is displayed in top left field next to layout view Lid status information is based on a light sensor in the transponder s front panel Lid open is displayed if light level has been above limit during the last minute In dark environment Lid closed may be displayed even if the lid is open Lid unknown indicates that the transponder is not installed TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 30 52 The Service terminal field shows whether there has been activity on the local USB service connector during the last minute The Supply voltages frame displays measured supply voltages of the station The AC voltage field shows true RMS value DC AC component of the remote supply voltage This value is calculated using sliding average and thus reacts quite slowly to changes The factory default limit values are based on AC3000 s power supply specifications and
23. ata field next to Analyser ON check box displays the ingress status Spectrum OK Spectrum out of limits Spectrum analyser off The Restart sweep button clears the measurement results table and restarts the sweep The Current sweep file field displays the first 15 characters of the filename of the last sweep file downloaded to the device The File gt gt Device and Device gt gt File buttons open a file dialog for transferring a sweep result file to from the device Sweep and result file formats The sweep file is a simple text file than can be edited with any text editor and most spreadsheet applications Each line in the sweep file defines one measurement frequency preferably in ascending order Each line has 2 4 fields separated with tab characters and dot as the decimal separator 1 The measurement frequency in multiples of 0 25 MHz 2 The detector mode as P or PAL for peak detection or Q or QAM for averaging measurement Detector mode designation is not case sensitive 3 Optional low limit in multiples of 0 5 dBuV 4 Optional high limit in multiples of 0 5 dBuV Comments can be inserted at the end of the line preceded with a tab character or on a separate row which starts with a non numeric character Comments are for information only and will not be downloaded into the device and so they are lost if result table is uploaded back from device An example of
24. ath output level Transmit level vs amplifier return path input level varies with return path gain as depicted in technical specification Transponder Modem led is dark while the unit is scanning for communication channel and blinks while it is establishing the communication link During normal communication the led colour is decided from modem related alarms CATVisor modem functionality After reset the transponder starts scanning for HEC HeadEnd Controller e g Teleste HDM100 T carrier within the user specified frequency range When a communication channel is found it waits for registration slot and sends its registration request If the HEC accepts the registration transponder enters normal communication mode where it is periodically polled by the HEC If the registration fails or transponder is in normal communication mode but doesn t receive any packets from the HEC it starts scanning again During registration the HEC sends communication parameters such as transmitter frequency and transmitter level All communication between the transponder and CATVisor Commander EMS or SmartLoader is done with UDP IP packets via the HEC This means that transponder IP address has to be unique and match HEC s subnet settings HMS modem functionality HMS mode is similar to CATvisor mode The transponder scans for HMTS Hybrid Management Termination System e g Teleste HDM100 H carrier Transmit level is not set by the HMTS and thus
25. atus green for nominal value red for major alarm yellow for minor alarm blue for notification grey for disabled alarm The alarm severity setting is user configurable by double clicking a discrete parameter This will open a dialog box which can be edited by users with at least Service level user rights For others this is read only information Spectrum out of limits Alam Setting hd Cancel Spectrum value OK Ix Figure 17 The discrete alarm configuration dialog box Alarm control Alarm control frame provides independent on delay and off delay timers The time delay feature can be used to eliminate false alarm triggering due to momentary disturbances An alarm is only active when Detection is enabled and the monitored parameter has been over limit longer than Delay On time TELESTE User Manual 59300271 23 6 2014 AC3000 Rev 009 43 52 Alarm goes off when the parameter has been inside limits longer than Delay Off time The settings on the Alarm control frame can be edited by a user with at least Service level user rights For others this is read only information It is recommended not to change these values from their factory default value 1 s without fully understanding the effects on EMS system performance Alarm log Clicking the Alarm log button on Monitoring page opens alarm log dialog Alarm log x 106 Fri 04 01 08 106 Fri 04 01
26. ct Product Key Up to 30 measurement frequencies with individual peak average detector for signals noise respectively selection and high warning high alarm limits can be specified by the user The ingress analyser uses the same tuner unit than ALSC pilot measuring and spectrum analyser Pilot measurements have higher priority but when pilots are stable and no gain or slope adjustments are needed spectrum and ingress analysers get more time resulting in 3 4 measurements s speed Each measurement frequency can have both either or no alarm limits Each measurement result is compared against its limits When all frequencies have been measured the number of measurements exceeding limit is compared to Tolerance parameter and Ingress warning and Ingress alarm statuses are updated The Tolerance parameter can be used to fine tune alarm sensitivity default value O activates the alarm even if only one measurement result exceeds its limits When ingress is to be measured measurement frequencies should be selected so that there are no other return path signals nearby Selecting a measurement frequency close to other signals will affect the dynamic range of the ingress analyser Ingress analyser alarm can also be used to trigger automatic return path ingress switch attenuation or automatic return path plug in activation or both Return path universal plug in module AC3000 has a universal plug in slot in the re
27. cycle The default attenuation value 6 dB can be adjusted between 3 and 15 dB to further fine tune the automatic ingress attenuation feature Return path automatic alignment The return path automatic alignment is done after the user has pressed transponder front panel Set button and forward path automatic alignment has completed successfully or within the 2 dB tolerance It is also possible to start return path automatic alignment via user interface even when transponder is not installed Return path automatic alignment relies on forward path to be correctly aligned The user can specify installed forward path plug in module type and previous amplifier pilot target levels When specified these are taken into account in return path automatic alignment Otherwise it is assumed that previous amplifier s level and slope settings are identical to this one i e all needed gain and slope adjustment is due to either cable losses or passive splitting of signal between amplifiers The amount of cable and passive attenuation is calculated from forward path gain and slope values Return path gain and slope values are then calculated from these values Note that if the forward path automatic alignment cannot reach the calculated values but the error is less than 2 dB the closest possible values are taken into use and the resulting error may thus affect return path automatic alignment calculation When the return path automatic alignment compl
28. date DOCSIS protocol AC3000 software can be updated remotely with either CATVisor or HMS protocols as described above Updating transponder software AC6991 and AC6980 transponders have their own tuner software which handles the pilot spectrum ingress measurements The tuner software can be updated locally or remotely by using the methods above When the tuner software transfer has completed it can take up to 1 minute for the transponder software to be updated by AC3000 Wait until the new software version appears in the user interface before removing power or the transponder AC6980 transponder DOCSIS software update AC6980 transponder has its own DOCSIS software which handles the remote communication This software is updated by using the standard DOCSIS methods i e TFTP file download initiated by DHCP server configuration TELESTE User Manual 59300271 23 6 2014 AC3000 Rev 009 27 52 SNMP MIBs The parameters of a unit in HMS or DOCSIS mode can be accessed remotely using SNMP MIBs Management Information Base Should they be needed for e g integration with 3rd part management systems the Teleste proprietary MIBs are available for download in Teleste Club SCTE MIBs can be downloaded from SCTE website Supported MIBs for AC product family RFC1213 MIB SNMPv2 MIB TELESTE ROOT MIB TELESTE ACX MIB TELESTE COMMON MIB TELESTE HE STATUS MIB TELESTE HMSMODEM MIB TELESTE ANALYSER MIB TELESTE PILOTGENERAT
29. e adjustment ranges Return path gain and slope control AC3000 adjusts its two gain control elements and one slope control element to achieve optimum return path performance based on the gain and slope value selected by the user Gain can be adjusted in 1 dB steps between 0 and 30 dB Slope can be adjusted in 1 dB steps between 0 and 10 dB Ingress control switch Ingress control switch can be used to attenuate return path or to cut it off completely Ingress measurement and modem communication are not affected by ingress switch thus it is possible to monitor incoming ingress and communicate with RF modem even when return path is cut off Ingress control switch can also be controlled automatically based on detected ingress When automatic attenuation during ingress alarm is enabled ingress control switch is disabled from the user and AC3000 software operates it between 0 dB and attenuated values When Ingress alarm alarm is active for at least activation delay time ingress control switch will go to attenuated state When Ingress alarm is not active for at least deactivation delay time ingress control switch will go to 0 dB state Activation and deactivation delays are common for automatic ingress switching and automatic return path plug in activation They allow fine tuning the operation and prevent unwanted switching on spurious signals Note that ingress alarm status is only updated after each ingress measurement
30. e can be selected from three choices Use if installed the default mode plug in is always used if installed Never use plug in is always bypassed Use if ingress alarm is active plug in is activated only if Ingress alarm alarm is active The ingress switch activation and deactivation delays are used as with automatic ingress switch operation otherwise these two features are independent of each other The plug in status is shown on the right of this selection Pilot generator The Pilot generator frame is active when AC6990 or AC6991 transponder is installed and the pilot generator feature is enabled with correct Product Key The Enable pilot generator checkbox is the master switch for return path pilot generator When the pilot generator is enabled AC3000 outputs one of the pilot signals for a user defined Pilot duration then switches to the next pilot signal and then repeats again The RF modem Tx frequency data field shows as read only information the used transmitter frequency commanded by the HEC Pilot frequency level and enabling can be controlled for all four pilots separately Equivalent input level is shown next to each pilot It takes into account return path losses gain setting and ingress switch setting When ingress switch is set to Off the equivalent input level is not valid and shown as N A TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 36 52 Tra
31. er page with AC6980 transponder displays read only status information on the DOCSIS communication See Remote communication chapter for details Connection status The current communication status between the transponder and CMTS is shown in the Connection status field The number in parenthesis is a more detailed status indicator for diagnostics purposes ranging from 1 to 13 Receiver The used forward path frequency receive level at transponder input and modulation are shown in respective fields S N ratio is the measured signal to noise ratio at DOCSIS receiver Transmitter The return path frequency transmit level at transponder output channel ID and bandwidth are shown in respective fields DOCSIS module The current time and public IP address obtained from CMTS are shown in respective fields together with DOCSIS module hardware version serial number and software version DOCSIS module software can be updated only remotely via CMTS DHCP TFTP The local IP addresses are shown for reference only The MAC address is the unit s unique read only hardware address that is also printed on the transponder front panel sticker The Reset DOCSIS button forces the module to re establish the communication link TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 41 52 Monitoring viewer page Status Forward Path Return Path Transponder Monitoring Spectrum Ingress Properties An
32. er of IP packets addressed to and received by this unit The Sent field displays the total number of IP packets sent by this unit The Bad field displays the number of all bad packets received and is a good indicator of the forward path condition Packet counters wrap around at 65535 so absolute values are not meaningful The Reset button will reset all packet counters to zero Communication protocol It is possible to change between CATVisor and HMS on the fly Careful planning is needed in e g HEC HMTS setup for successful change especially over remote connection Changing the setting and clicking Apply will open a dialog for entering parameters specific for the selected protocol After accepting the values the unit will reset and start communication using the new protocol TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 38 52 Transponder viewer page HMS This page is visible with AC6990 AC6991 transponder in HMS mode Status Forward Path Return Path CEET Monitoring Spectrum Ingress Properties m Receiver MAC IP address Frequency 86 5 MHz Unicast MAC 009050000151 10 9 212 4 Level KS dBp Multicast MAC FFFFFFFFFFFF d m Packet statistics Scan stat 86 0 MHz CHNLDESCtimeout 30 s Received 4254 Scan stop 87 0 MHz Poll timeout ER Sent 4261 Scanstep 01 MHz Period 255 ms Bad f o Reset m Transmitter Ack timeout 19 ms m SNMP
33. etes successfully the ALSC led blinks in green for a couple of seconds If the operation fails the led blinks in yellow for a couple of seconds TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 17 52 Possible return path automatic alignment error reasons and their explanations e Unknown forward path plug in Software has detected a plug in module in forward path slot but the user has specified the plug in type as None Gain and slope are not adjusted Correct plug in type should be entered Selection Other overrides the plug in module checking and allows adjustment but may result in gain and or slope error e Pilot target out of range Main pilot target levels or previous amplifier target levels are outside 80 120 dBuV range Gain and slope are not adjusted e Gain slope saturated Calculated gain and or slope are outside amplifiers adjustment range Gain and or slope are both adjusted but optimal adjustment is not achieved Return path automatic alignment adjusts gain and slope in 0 5 dB steps User sees only values rounded to multiples of 1 dB When gain or slope is adjusted manually after automatic alignment the first adjustment step may be between 0 5 1 5 dB instead of normal 1 dB step Ingress analyser AC3000 ingress analyser can be used to measure and monitor return path signals provided that transponder is installed and the ingress analyser feature is enabled with corre
34. f HEC s ALC is enabled Tx level at return path input These fields show the calculated equivalent input level for the transponder transmit level This is the signal level that needs to be injected to return path input to appear at return path output at same level than transponder signal Communication settings The IP address field is used to define the IP address of the unit The address has to be unique and match the HEC s IP subnet settings to ensure proper operation and IP level communication with the HEC If the IP address is set incorrectly e g 0 0 0 0 the transponder can still communicate with the HEC on MAC level but IP traffic i e viewer EMS messages is not possible It is possible to set the IP remotely via the HEC The Net mask field defines the corresponding IP subnet It is only needed for broadcast software updates and has to be set according to the HFC subnet of the HEC otherwise it can be left as 255 255 255 255 The MAC address is the unit s unique read only hardware address that is also printed on the transponder front panel sticker Manageable devices in the same HFC network can be divided into different device groups The Device group check boxes can be used to group transponders under multiple HECs For more information consult HEC user manual Changing any of these fields will reset RF modem communication Packet statistics The Received field displays the total numb
35. field shows the total number of full operating days The Reset count field shows the total number of resets The Save debug info button reads the unit s non volatile memory contents and opens a dialog for saving it into devicetype serial date fun and sad files which can then be sent to Teleste support to help troubleshooting problems TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 50 52 Legal declarations Copyright 2008 2014 Teleste Corporation All rights reserved Teleste is a registered trademark of Teleste Corporation Other product and service marks are property of their respective owners This document is protected by copyright laws Unauthorized distribution or reproduction of this document is strictly prohibited Teleste reserves the right to make changes to any of the products described in this document without notice and all specifications are subject to change without notice Current product specifications are stated in the latest versions of detailed product specifications To the maximum extent permitted by applicable law under no circumstances shall Teleste be responsible for any loss of data or income or any special incidental consequential or indirect damages howsoever caused The contents of this document are provided as is Except as required by applicable law no warranties of any kind either express or implied including but not limited to the implied warranties of merchantabi
36. fore the Ingress warning or Ingress alarm alarm is generated The default value 0 will generate alarm even if only one value is outside limits The alarms are set or cleared at the end of each measurement cycle Analyser settings The Analyser on is the master switch for ingress analyser feature The data field next to Analyser ON check box displays the ingress status Ingress OK Ingress alarm Ingress warning Ingress analyser off The Restart sweep button clears the measurement results table and restarts the sweep The Current sweep file field displays the first 15 characters of the filename of the last sweep file downloaded to the device The File gt gt Device and Device gt gt File buttons open a file dialog for transferring a sweep result file to from the device Files for each input are transferred separately Sweep and result file formats The sweep file is a simple text file than can be edited with any text editor and most spreadsheet applications Each line in the sweep file defines one measurement frequency preferably in ascending order Each line has 2 4 fields separated with tab characters and dot as the decimal separator 1 The measurement frequency in multiples of 0 25 MHz 2 The detector mode as P or PAL for peak detection of return path payload signals or Q or QAM for averaging measurement of return path ingress noise Detector mode designatio
37. has to be adjusted manually In HMS the behaviour when forward communication is lost is controlled by the HMTS settings For details on HMS modem functionality please refer to HMTS documentation and HMS standards DOCSIS modem functionality AC6980 transponder acts as a standard DOCSIS 2 0 cable modem It scans through the whole forward path band There are no communication settings available for user everything is done automatically as commanded by the CMTS Cable Modem Termination System Depending on the CMTS and headend LAN settings it is usually necessary to configure the transponder MAC address to DHCP server and allow SNMP UDP ports 161 and 162 and CATVisor UDP port 2500 traffic to transponders TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 21 52 Establishing connection All the needed configurations and adjustments can be carried out locally or remotely by using the CATVisor Commander software Detailed CATVisor Commander hardware requirements and installation instructions can be found from the User Manual supplied with Commander Connection to AC3000 is possible using the following methods Local configuration with PC through standard USB port Commander 2 7 or later is needed for USB support Connection to AC3000 USB port can be done with a standard USB A plug to USB mini B plug cable or via AC6901 USB to Bluetooth adapter The cable or adapter should be disconnected when not in use to avoid possible EM
38. he colour of each list entry and the icon next to parameter name indicate alarm status green for nominal value red for major alarm yellow for minor alarm grey for disabled alarm The alarm settings are user configurable by double clicking an analog parameter This will open a dialog box with parameter s alarm limits and deadband that can be edited by users with at least Service level user rights For others this is read only information TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 42 52 E Alarm ue ji Value oa ic Cancel Enabled HH kl sc HI Vv 70 C io Ml ag LOLO Ir 25 C Deadband ZB Figure 16 The analog alarm configuration dialog box Each alarm limit can be individually enabled disabled and configured The alarm limits should be in decreasing order for correct alarm processing preferably with more than Deadband units between each limit Discrete parameters Each monitored discrete parameter of the unit is displayed in the lower half of the frame with following information in the list Discrete parameter Name of the monitored parameter Alarm Alarm status of the parameter No Notification Minor Major If the alarm is disabled but parameter is in alarming state Yes is shown Setting Alarm severity can be configured to Major Minor Notification or Disabled The colour of each list entry and the icon next to parameter name indicate alarm st
39. in module does not affect ingress measurement results and modem communication in any way TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 19 52 Return path pilot generator AC3000 return path pilot generator can be activated when transponder is installed and the feature is enabled with Product Key It is supported by AC6990 and AC6991 transponders There can be up to 4 user programmable pilot frequencies in the frequency range of 5 65 MHz 0 1 MHz steps Pilot levels are specified at the transponder output as with modem transmit levels and restricted to 75 100 dBuV range The viewer displays resulting equivalent input level i e the level at which a signal should be injected to return path input to appear at equivalent level with the generated pilot signal at return path output When the pilot generator is enabled AC3000 outputs one of the pilot signals for a user defined pilot duration then switches to the next pilot signal and then repeats again The pilot duration parameter is ignored if only one pilot signal is activated Possible RF modem transmissions occur asynchronously i e in the middle of any pilot transmission Pilot output is switched off during modem transmission and resumes after the modem transmission has been completed Pilot signals closer than 0 3 MHz from modem transmit frequency are not generated Pilot signals can cause problems with modem communication if the pilot is close to modem frequency
40. ion Remote SNMP connection via a HMTS e g Teleste HDM100 H with AC6990 AC6991 transponder AC3000 can be accessed remotely using an SNMP Manager application Usually there is no need to pre configure any communication parameters to establish connection with the HMTS However the selected installation procedure may include presetting e g the IP address transmit level and the forward path frequency scanning limits Remote DOCSIS connection Remote SNMP connection via a CMTS with AC6980 transponder AC3000 can be accessed remotely using an SNMP Manager application The CMTS system must be preconfigured to accept the transponder and the used protocols User Manual 59300271 23 6 2014 AC3000 Rev 009 22 52 Alarms The module alarms also known as flags displayed in CATVisor Commander and EMS are described in the table below Equivalent SNMP traps are also available via remote connection with HMS and DOCSIS protocols The affected led and factory default severity settings are presented next to each alarm in Table 5 All alarm severities Major Minor Notification Disabled and alarm limits can be fully configured by the user See the Monitoring chapter for more details Note that some alarm limits e g remote AC supply voltage are factory configured so that alarms will only appear when hardware specifications are exceeded The alarm limits should be reconfigured to match network parameters if more precise moni
41. is installed Return path off Return path is turned off by user Status Notification Return path Return path is attenuated either by user or Status Notification attenuated automatically due to ingress Settings changed S settings have been modified by user during Status Notification ast minute AA Unit was reset or rebooted during last minute Status Notification Service terminal There has been activity on local USB connector St SE i e atus Notification connected during last minute RF modem receive level is too low for reliable Modem receive communication Generated only if transponder is Modem Minor level low communicating Not generated with AC6980 DOCSIS transponder Modem not RF modem is not communicating Generated only if Geteste ge Modem Notification connected transponder is installed Commanded transmit level is outside range RF Modem transmit modem transmit level is saturated at minimum or maximum value Generated only if transponder is Modem Notification evel saturated ee GER communicating and minimum lt maximum Not generated with AC6980 DOCSIS transponder Internal error in transponder s level measurement Tuner module unit May be due to out of range measurement frequencies If resetting the unit doesn t help it Status Major error should be sent to service Generated only if transponder is installed TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 23 52 ALSC all
42. justment pivot point frequency and does not activate any kind of low pass filtering etc TELESTE User Manual 59300271 23 6 2014 AC3000 Rev 009 10 52 Input and output modules are passive plug ins used to control the outputs see tables 2 and 3 During amplifier adjustment the plug in unit positions for input and output modules must be equipped at least with the 0 dB modules Module Functionality as input module Input Bypass AC6110 0 dB input module no by pass 0 dB not used AC6112 1 12 dB tap by pass in use 12 dB 4 dB AC6116 1 16 dB tap by pass in use 16 dB 4 dB AC6119 1 20 dB tap by pass in use 20 dB 4 dB AC6124 Two way splitter by pass in use 4 dB 7 dB AC6128 2 9 dB tap by pass in use 9 dB 5 dB Bypass attenuation includes fixed 3 dB insertion loss of the internal by pass circuit Table 3 Input modules with corresponding nominal attenuation values Module Functionality as output 1 module Output 1 Output 2 AC6120 0 dB output module 1 output in use 0 dB not used AC6112 1 12 dB tap 2 outputs in use 1 dB 12 dB AC6116 1 16 dB tap 2 outputs in use 1 dB 16 dB AC6119 1 20 dB tap 2 outputs in use 1 dB 20 dB AC6124 Two way splitter 2 outputs in use 4 dB 4 dB AC6128 2 9 dB tap 2 outputs in use 2 dB 9 dB Table 4 Output modules with corresponding nominal attenuation values Output module 2 usage is similar to Output m
43. lated alarms are indicated with transponder ALSC led other alarms are indicated with AC3000 s Status led The affected led and factory default severity settings are presented next to each alarm in Table 5 Alarms with notification severity do not affect leds ALSC led Description red ALSC enabled 21 major alarm yellow ALSC enabled 21 minor alarm green ALSC enabled no alarms green blink Automatic alignment running yellow blink Automatic alignment targets not fully achieved red blink Automatic alignment stopped due to an error dark ALSC off Description red Modem connected 21 major alarm yellow Modem connected 21 minor alarm green Modem connected no alarms green blink Modem registering KA S o E E E Ei n 3 E D a dark Modem not connected Description red 21 major alarm other than modem ALSC yellow 21 minor alarm other than modem ALSC green No alarms red blink Software cannot start dark Software CPU power failure TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 25 52 Product key activation of advanced features Some AC3000 software features need to be activated with correct product key e Automatic forward and return path alignment e Forward path spectrum analyser e Return path ingress analyser with automatic ingress control and filtering e Return path pilot generator The activation can be
44. limits can be specified with a simple text file The measurement results can be saved back to a text file Display settings When the viewer page is opened the measurement results are retrieved from the device and displayed The display can be zoomed or re centred by entering new values into start and stop frequency reference level and scale dialogs and clicking Redraw button The Fit view button scales the display so that all measurement frequencies are visible Reset view button restores full scale display The RBW resolution bandwidth is fixed by transponder HW and depends on the installed transponder type see transponder spec sheet The Sweep field displays the last elapsed time it took to scan through the complete set of measurement frequencies The View levels drop down box can be used to select the plotted data Output Displays the measured levels at amplifier output Calc input Displays the calculated signal levels in amplifier input These values are based on measured levels at amplifier output and amplifier gain and slope settings The calculation includes selected forward path bandwidth and installed known universal plug in modules and assumes AC6110 0 dB input module Due to the nature of the calculation and multiple possible error sources the value is only informative with no accuracy specification X dB de sloped Simulates a view of a flat frequency response by reducing
45. lity and fitness for a particular purpose are made in relation to the accuracy reliability or contents of this document Teleste reserves the right to revise this document or withdraw it at any time without notice WEEE Notice This product complies with the relevant clauses of the European Directive 2002 96 EC on Waste Electrical and Electronic Equipment WEEE The unit must be recycled or discarded according to applicable local and national regulations European Conformity This equipment conforms to all applicable regulations and directives C of European Union which concern it and has gone through relevant conformity assessment procedures Teleste Corporation P O Box 323 Fl 20101 Turku FINLAND www teleste com Notes TELESTE www teleste com
46. low 75 dBuV Pilot frequency may be incorrect e interstage slope out of range Calculated interstage slope is outside 1 12 5 dB range or 2 dB yellow led leaving not enough room for ALSC adjustments e Input slope out of range Calculated input slope is outside input slope adjustment range or 2 dB yellow led e Gain out of range Calculated total gain is outside amplifier adjustment range or 2 dB yellow led TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 14 52 Alignment started by the user Pilot target levels amp NO frequencies OK yE Preadjust gain amp P readjust gain E aa SE slope Main pilots alate gt 75 dBuV y ES YES Calculate total gain input slope A and interstage slope values Input slope within NO Input slope within NO 0 23 dB 2 25 dB YES YES Input slope out of range Interstage slope Greg Interstage slope within 1 12 5 dB NOSI Within 1 14 5 MO leaving room for dB ALSC i YES YES Interstage slope out of range Total gain within BEES 7 40 dB leaving NO Total gain within NO 5 42 dB room for ALSC YES YES Gain out of range All values within NO range yYES Adjust gain amp Adjust gain amp slope to exact slope to nearest values activate values activate ALSC ALSC
47. m status green for nominal value red for a major alarm amp yellow for a minor alarm blue for a notification The total number of entries in the alarm log list is shown in the Number of entries field The index number of the last entry is displayed in the accompanying field Total number of entries is limited to 32 The oldest entry is overwritten when the log becomes full To update Alarm log page click the Refresh button Clear and regenerate log button clears alarm log and restarts alarm detection TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 44 52 Spectrum viewer page Status Forward Path Return Path Transponder Monitoring ie Ingress Properties Ref level EE Scale 10 el dB div View levels Output D 100 200 300 400 500 600 700 vey wae trey LU Limits M Show Tolerance E Start O MHz RBW 1 5 MHz Sweep Bais Stop 1000 MHz Redraw Analyser settings y Fit view IV Analyser on Spectrum out of limits File gt gt Device Reset view Restart sweep Current sweep file AC_demo11_slop Device gt gt Fil Figure 19 The Spectrum page When the spectrum analyser feature is enabled with correct Product Key the Spectrum viewer page presents forward path level measurements in a graphical spectrum analyser display Up to 100 measurement frequencies with individual peak average detector selection and alarm
48. mper and thus automatic alignment may adjust return path incorrectly e Cable simulators TXS802 TXS804 TXS808 e Equalisers for 606 MHz operation TXE605 TXE602 e Attenuators with high frequency peaking TDA802 TDA804 AC3000 uses the transponder RF level measurement unit to sequentially measure signal levels at user defined frequencies and if enabled also the forward path spectrum and return path ingress frequencies If ALSC adjustments are needed more priority is given to pilot measurements ALSC Automatic Level and Slope Control keeps the output signal level stable irrespective of input signal level variations by adjusting the interstage gain and slope controls based on the pilots Gain and slope are adjusted slowly in small steps to guarantee stable operation in long amplifier cascades If gain or slope is adjusted against the limit AC3000 gives ALSC saturated alarm AC3000 has both high and low pilots and reserve pilots for both The high pilot controls interstage gain and the low pilot controls interstage slope Input gain and slope and gain mode are not controlled by ALSC Pilot target levels for all four pilots can be independently configured by the user If a main pilot is lost i e its level falls below Lost level AC3000 uses the respective reserve pilot for ALSC and gives ALSC main pilot s missing alarm If both high main and high reserve or both low main and low reserve pilots are lost AC3000 gives ALSC on 1
49. n is not case sensitive 3 Optional warning limit in multiples of 0 5 dBuV 4 Optional alarm limit is in multiples of 0 5 dBuv Comments can be inserted at the end of the line preceded with a tab character or on a separate row which starts with a non numeric character Comments are for information only and will not be downloaded into the device and so they are lost if result table is uploaded back from device An example of a valid sweep file Measures return path lowest frequencies 5 00 Q 35 50 40 0 Comment 7290 Q 35 40 40 0 Another comment 10 00 Q 35460 40 0 12 50 Q 35 0 40 0 The result file format is identical to the sweep file format except that it has a header row and a 5th column which contains the measurement results An example of a result file produced by the above sweep file could be like this MHz Type HiLimit HIHILimit Ou 5 00 Q 39 60 40 0 48 0 7 50 Q 35 0 40 0 49 0 10 00 Q 35 0 40 0 44 5 12 50 Q 35 0 40 0 44 0 TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 49 52 Properties viewer page Status Forward Path Return Path Transponder Monitoring Spectrum Ingress at r Identification Name Jamie Location Metal Contact SamiHaen Coordinates Jor 26 7 N 122 23 790 E Format dd mm mmm DI m Properties Station Transponder Type AC3000 1st gen 4C6991 Hardware version E1 0 A1 2 Serial number l KN05720826 KK05201203 Software version 3 0 3 22
50. nsponder viewer page CATVisor This page is visible with AC6990 AC6991 transponder in CATVisor mode Status Forward Path Retum Path CS seut i Monitoring Spectrum Ingress Properties m Receiver Level DEZ d Scan start 85 0 MHz Scanstop 87 0 MHz Scan step 0 1 MHz Frequency 85 3 MHz IP address 10 9 88 4 Net mask 255 255 255 0 MAC address 009050031716 Device group V zk 3M Ah Frequency 15 0 MHz Level EE d Minlevel 75 d n Max level J 100 dB M Transmitter 5M 6M 7M 8M m Communication settings m Packet statistics Received 64132 Bad 0 Sent 64130 Reset m Ts level at return path input Input 63 ou Input2 TH Bp Inputa NVA Buy Input4 TH op e CATVisor C HMS m Communication protocol Figure 12 The Transponder CATVisor page The Transponder page displays all the data and settings of the transponders RF modem and remote communication See Remote communication chapter for details Connection status The current communication status between the transponder and HEC is shown in the Connection status field with Scanning searching for the HEC carrier Data carrier found waiting for communication parameters Registering registration in progress Connected registration complete communication OK The number in parenthesis is a more de
51. o a 90 degrees angle and the lifting it off the hinges Before closing the lid is should be checked that e nothing is trapped between the lid and the case e all case gaskets are in their correct positions e lid seats evenly on the rubber gasket Using 4 mm allen key the lid retaining bolts are fasten in a diagonal sequence with a tightening torque of 3 Nm The class of enclosure is IP67 when correctly installed and tightened Amplifier housing should be grounded with at least 4 mm grounding wire Cu from a proper earth to the grounding point 8607038 et OI H l Il el M U IIIF H UU H Fem il E Figure 1 AC3000 housing dimensions top and side view TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 6 52 Powering Interfaces The supply voltage of the remote powered amplifier 27 65 V AC or 33 90 V DC can be fed through any of the cable connections by inserting a fuse to the corresponding fuse holder figure 4 position 17 When a cable connection is used for powering the maximum supply current is 8 0 A The power intake of the remote powered am
52. odule 1 Installed Output module 2 controls how amplifier bypass output 3 port is configured When output module 2 slot is left empty or equipped with AC6120 module this port is input bypass port When output module 2 slot is equipped with a tap or splitter module this port is output 3 port Cie generation AC 2000 amplifiers see AC3000 generations chapter route signals between input port and input bypass port also when the amplifier is not powered provided that the correct input and output modules are installed TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 11 52 Forward path The input and output amplifier stages are both based on high performance solutions which allow the user to set AC3000 outputs for trunk or distribution levels The output stage uses a GaAs hybrid to improve RF performance over the entire 47 to 1000 MHz pass band Forward path gain control AC3000 has three gain control elements in its forward path signal route 1 Input gain equivalent to input plug in attenuator in traditional amplifiers adjustable in 1 dB steps between 20 and 0 dB except for the missing 1 dB value 2 Gain mode controls the interstage amplifier and allows the exceptionally wide gain range of AC3000 adjustable to 16 5 or 0 dB 3 Interstage gain controls the interstage gain adjustable in 0 2 dB steps between 15 and 0 dB The forward path gain control elements and thus the resulting total forward path
53. ommunication except software update is replied so the management system may report the AC3000 as missing during the update The new software is taken into use after it has been completely downloaded and the device is reset The reset takes a couple of seconds after which the device is fully functional and running the new software If the download fails AC3000 continues to use its previous software For CATVisor updates the same file is used for both local and remote update For remote SNMP update a different file must be used Local update AC3000 software can be updated locally via USB using CATVisor Commander Local software update of AC3000 takes 1 minute AC3000 will draw power from the USB connector for its microcontroller and memory if no external power supply is available This makes it possible to configure AC3000 settings and update the software without any power supply Remote update CATVisor protocol Remote update for CATVisor is done using CATVisor Commander or SmartLoader It is also possible to download new software to multiple devices simultaneously without resetting them and take the new software into use later by sending a broadcast reset with CATVisor SmartLoader Remote update HMS protocol Remote update for HMS is done using SNMP protocol according to the standard HMS DOWNLOAD MIB Special software tools are available for this purpose Please refer to the documentation of the specific tool in use Remote up
54. or the pilot settings TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 31 52 Forward path viewer page Status BUDE ir Return Path Transponder Monitoring Spectrum Ingress Properties m Input nomo Total gain Gain Slope Gain a EN D dB 0 Up e GIS 40 Up Gain mode i Io o e d RS d as e De z dB 23 Down m Down mi own 7 Gol Adjustment mode En m Automatic alignment M to Align forward path ALSC m Universal plug C Intelligent manual SE Manual g Tl Disable plug All pilots lost action Freeze controls High main 610 00 QAM 101 9 102 0 93 3 ALSC C Goto Highteserve 799 25 Analog 109 0 108 0 99 5 Standby Gain 8 0 dB Llowman 121 00 GAMO 98 0 98 0 925 ALSC co EN Lowreserve 175 25 Analog 0 103 3 104 0 97 4 Standby Figure 9 The Forward path page The Forward path page displays all settings related to forward path adjustment See Forward path chapter for details on forward path ALSC and automatic alignment Gain slope and total gain adjustment Gain and slope controls can be adjusted by clicking the up and down buttons dragging the slider or typing a value into the field The availability of these controls depends on the selected adjustment mode Adjustment mode The Adjustment mode selects between e ALSC Interstage gain and slope are controlled by ALSC Input gain and slope can be adjus
55. ory settings when ordering preconfigured AC3000 amplifiers AC3000 will draw power from the USB connector for its microcontroller and memory if no external power supply is available This makes it possible to configure AC3000 settings and update the software without any power supply Note that as only the CPU part of the unit is powered via USB many parameters visible via the user interface may display incorrect values Installing and removing plug in modules while the unit is USB powered may lead to unexpected behaviour Downloading device settings containing modem parameters over remote connection may cause loss of remote connection Thus some settings may be not written correctly If modem parameters need to be written it is recommended to put them into a separate ECML file which is downloaded after other settings TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 26 52 Updating AC3000 software New software versions for AC3000 are published at Teleste Club These may contain bug fixes enhancements and completely new features For details see AC3000 software release history document also available in the Club AC3000 software can be updated locally via USB using CATVisor Commander or remotely via modem connection using CATVisor Commander or SmartLoader or 27 party download tool AC3000 stays fully operational during the update i e RF paths are not affected ALSC continues to operate etc During the update no other c
56. ot level in amplifier input The calculation is based on measured level gain and slope settings forward path bandwidth and installed known universal plug in modules and assumes AC6110 0 dB input module The value is only informative with no accuracy specification Usage Display which pilot s are used by ALSC The pilot frequency detector type backoff and target level can be edited by double clicking a row in pilot table This will open a dialog box Figure 10 with pilot s properties that can be edited with at least Service level user rights TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 33 52 The following parameters are available in addition to the pilot table parameters Lost level Limit below which the pilot is considered as lost Previous amplifier target level Pilot target level at the amplifier feeding forward path signal to this amplifier Displayed for main pilots only Used by return path automatic alignment by default identical to target level High main pilot x Frequency 610 00 Type QAM e Cancel Backoff 0 h dB ee Measured aes dB Target 1020 dB Lostlevel 80 d Input level EE dBp calculated Previous amplifier J Same target level Target 103 0 dB Figure 10 The pilot configuration dialog box All pilots lost action When all pilots are lost AC3000 gives ALSC all pilots missing alarm and operates as selected by All pilots lost action radio bu
57. ox is opened which displays the status of the alignment Universal plug The Universal plug field shows whether there is a plug installed into forward path universal plug in slot or not The plug in module type is not recognised by the software The Status page can be used to select the installed plug in This information is needed for correct return path automatic alignment operation Starting from SH generation AC 2000 amplifiers support disabling an installed forward path plug in module with the Disable plug checkbox Thus it is possible to e g install a cable simulator module and activate it only if needed Pilot table If transponder is installed each pilot measurement is shown in the table with the following information Pilot name Icon and pilot name colour coding indicates pilot status green for pilot OK red for pilot lost Frequency MHz Pilot signal frequency adjustable in 0 25 MHz steps If 0 MHz is entered as pilot frequency the pilot is disabled and thus it is not used in adjustment and no alarms of missing pilot are generated Type Detector type The measurement detector can be individually selected for each frequency to be either peak detect Analog or averaging QAM Backoff dB Pilot signal backoff for automatic alignment operation Measured dBuyV Measured level of pilot signal Target dBuV Pilot signal target level for ALSC operation Calc input dByV Calculated pil
58. pilot only alarm freezes slope control and controls gain with the remaining pilot If all four pilots are lost AC3000 gives ALSC all pilots missing alarm and depending on user selection either freezes gain and slope controls or slowly steps the controls to predefined values Pilot backoff values and previous amplifier pilot target level settings are not used by ALSC they are for forward and return path automatic alignment only TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 13 52 Forward path automatic alignment The forward and return paths can be automatically aligned with a single pushbutton provided that transponder is installed and the feature is enabled with correct Product Key Correct main pilot settings need to be programmed either at the factory or by the user Automatic alignment can be activated with transponder front panel Set button if it is enabled in software This button also activates return path automatic alignment after forward path alignment has been successfully completed It is also possible to activate forward or return path automatic alignment procedures separately via the user interface The automatic alignment adjusts the amplifier gain and slope settings so that pilot targets are reached while simultaneously optimising amplifier performance and making sure ALSC has enough adjustment range Total slope adjustment is divided between input and interstage controls based on pilot ta
59. pilots All pilots are missing Generated only if transponder missing is installed and ALSC is enabled PSG Major ALSC is saturated i e gain or slope adjustment ALSC saturated limits have been reached Generated only if ALSC Minor transponder is installed and ALSC is enabled Upper lower main and backup pilots are missing ALSC on 1 pilot ALSC is controlling gain only and slope control is a ALSC Minor only frozen Generated only if transponder is installed and ALSC is enabled ALSC main One or both main pilot s are missing ALSC uses ilot s missin backup pilot s Generated only if transponder is ALSC Notification H H installed and ALSC is enabled Transponder is installed but ALSC is switched off by ALSC off user Or ALSC is switched on by user but ALSC Notification transponder is missing Spectrum out of Spectrum analyser measurement results are not Status Minor limits within high low limits R i Return path ingress measurement results are above Ingress warning Nr n Status Minor warning limits but below alarm limits Return path ingress measurement results are above F Ingress alarm se Status Major alarm limits Powered from Processor powered from USB rest of motherboard ES EEN Status Notification USB not alive Table 5 AC3000 alarms in CATVisor HMS TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 24 52 Led usage Modem related alarms are indicated with transponder Modem led ALSC re
60. play settings Limits When the viewer page is opened the measurement results are retrieved from the device and displayed The display can be zoomed or re centred by entering new values into start and stop frequency reference level and scale dialogs and clicking Redraw button The Fit view button scales the display so that all measurement frequencies are visible Reset view button restores full scale display The RBW resolution bandwidth is fixed by transponder HW and depends on the installed transponder type see transponder spec sheet Note that due to the roll off of the RBW filter a payload free area is needed if noise levels are to be measured The Sweep field displays the last elapsed time it took to scan through the complete set of measurement frequencies If the graphical display is clicked with mouse the frequency measured level detector mode and possible alarm limit values of the clicked measurement are displayed next to the clicked point When Show is checked the alarm limits for each measurement frequency are shown in the graphical display with red triangles for alarm limit and blue triangles for warning limit If a measurement is over alarm limit it will be drawn in red in blue if it is over warning limit but not over alarm limit otherwise in black TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 48 52 The Tolerance field specifies how many measurements are allowed to be over limits be
61. plifier may also be done externally via the cable feed through located on the upper left corner of the amplifier In this case the maximum supply current is 12 0 A External power can also be fed through the amplifier into the network Maximum feed through current is 8 0 A per port 8607046 Grounding point Bypass Output port 3 Output port 1 Input port Output port 2 Figure 2 Port locations The AC3000 amplifier has four dedicated cable connection points input input bypass output and two outputs The amount and function of the actual connectors varies with the chosen configuration All coaxial outputs have a standard PG11 thread and they accept any KDC type adapter or connector A suitable length of the coaxial cable inner conductor exposed for the connectors is approximately 20 mm Figure 3 8604025 ZAS mM p EE g Zo fe maximum Figure 3 Centre conductor length TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 7 52 Transponder 8612012 C Set ALSC _ Modem AC6991 Transponder Figure 4 AC6991 transponder unit 1 Set button 2 Fastening bolt 3 Indicator for ALSC status 4 Indicator for modem status 5 Light sensor Set AC6980 SZ Transponde Figure 5 AC6980 DOCSIS transponder unit 1 Set button 2 Fastening bolt 3 Indicator for ALSC status 4 Indicator for DOCSIS status 5 Remote management USB connector 6
62. ransponder waits for an eventual CHNLDESC datagram to define whether the carrier is an HMS channel After the transponder is registered it uses a timeout twice as long as the set value to avoid the transponder from leaving the channel in case the reception of one CHNLDESC is unsuccessful The HMTS should be set to broadcast CHNLDESC 0 5 0 9 x CHNLDESC timeout Poll timeout If the transponder receives no datagrams to its own MAC address it will wait up to this timeout before declaring itself as forgotten by the HMTS After this timeout expires the transponder will start reregistration TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 39 52 Period Ack timeout Retries Kmin Kmax These values are used by the backoff calculation algorithm in case a collision happens in the return path transmission two or more transponders transmitting simultaneously These values are for experts only and should be changed only in very special cases The default Period value is 60 ms SNMP communities SNMPv1 community strings The transponder will only accept SNMP GET GET NEXT commands containing the Read or Write community string and SET commands containing the Write community string Traps are sent containing the Trap community string Communities can be adjusted only locally SNMP traps Enabled Enables disables sending of HMS SNMP traps Delay The time to wait before sending an HMS alarm trap once an alarm is
63. rget level and backoff settings The pilot backoff values need to be set for correct automatic alignment operation When forward path automatic alignment starts the ALSC led starts blinking in green If the alignment completes successfully the calculated gain slope values are taken into use ALSC is activated and the led returns to its normal status dictated by ALSC related flags i e usually green If some of the calculated gain slope values cannot be reached but the error is less than 2 dB the led flashes in yellow for a couple of seconds the nearest possible values are taken into use and ALSC is activated If the automatic alignment process stops due to an error the led flashes in red for a couple of seconds all controls return to their original values and ALSC is not activated If the automatic alignment is started with transponder Set button and forward path alignment completes successfully or within the abovementioned 2 dB tolerance then return path alignment is started Possible forward path automatic alignment error reasons and their explanations which are displayed in the dialog box when the alignment is started via the user interface e Pilot target out of range Main pilot target levels are outside 80 120 dBuV range low main pilot target level is above high main pilot target level or main pilots have less than 100 MHz between them e Pilot not found Measured high main or low main pilot level is be
64. tailed status indicator for diagnostics purposes ranging from 0 to 11 Receiver The Frequency data field shows the used receiver frequency The Level data field shows the measured signal level The Scan start and Scan stop fields determine the frequency band that the unit scans through when searching for the HEC carrier Scanning can be disabled by setting the start and stop frequencies to the same value Scanning speed can be improved by limiting the scanning range The default and maximum range is 80 155 MHz The scan will start from the last known HEC carrier frequency The Scan step field sets the frequency increments of the scanning process default and minimum value is 0 1 MHz Changing any of these fields will reset RF modem communication TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 37 52 Transmitter The Frequency data field shows the used transmitter frequency commanded by the HEC The Level data field shows the transmitter signal level The range for transmit signal level can be set in the Min level and Max level fields The default range is 75 100 dBuV and maximum range is 75 104 dBuV If the HEC commands transponder to use transmit level outside this range nearest allowed value is used and Modem transmit level saturated alarm is activated Changes in these values will not reset RF modem communication and will be taken into use immediately i
65. ted by the user Total gain is displayed e Intelligent manual Total gain can be adjusted in 1 dB steps Input gain interstage gain and gain mode are automatically adjusted based on selected total gain to achieve optimum amplifier performance Both slope controls can be adjusted in 1 dB steps e Manual All gain and slope controls can be adjusted in 1 dB steps except interstage controls in 0 2 dB steps Total gain is displayed TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 32 52 The data field displays the ALSC status ALSC on ALSC is enabled and works properly ALSC off ALSC is disabled by user ALSC saturated ALSC is saturated adjustments limits reached interstage gain and or slope are adjusted to limit ALSC main pilot s missing One or both main pilot s are missing ALSC uses reserve pilot s ALSC on pilot 1 only Upper or lower main and reserve pilots are missing ALSC controls only gain and slope control is frozen ALSC all pilots missing All four pilots are missing ALSC is frozen or using go to values No transponder No transponder unit installed ALSC is disabled Tuner module error Error in transponder tuner module ALSC is disabled Automatic alignment Clicking the Align forward path button will start forward path automatic alignment provided that transponder is installed and the automatic alignment feature is enabled with correct Product Key A dialog b
66. toring is needed TER F S Default Alarm text Description amp suggested corrective action Led severity Temperature high Temperature is above high limit Status Major amp Minor Temperature low Temperature is below low limit Status Minor AC voltage high AC voltage is above high limit Status Minor AC voltage is below low limit As some units are equipped with mains power supply this alarm is e AC Voltage low disabled as factory default and should be enabled Status Disabled by the user if AC voltage is to be monitored 24V voltage high 24V voltage is above high limit Status Major amp Minor 24V voltage low 24V voltage is below low limit Status Major amp Minor 12V voltage high 12V voltage is above high limit Status Major amp Minor 12V voltage low 12V voltage is below low limit Status Major amp Minor Device is not able to recognize other module s Possible reason is old embedded software or bad U installation of the transponder If the embedded e nknown module A f Status Major software is up to date and removing and reinstalling the transponder doesn t help it should be sent to service internal error Device has an internal error If resetting the unit Status Major doesn t help it should be sent to service Transponder s light sensor level has been above Lid open limit during last minute Generated only if Status Notification transponder
67. ttons Freeze controls Interstage gain and slope controls will keep the values they had immediately before the pilot signals were lost Go to interstage gain and slope controls will slowly step to user defined values in the Gain and Slope edit fields TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 34 52 Return path viewer page Status Forward Path EES d Transponder Menton Spectrum Ingress Properties r Gain and slope Pilot generator gan 30 ES Ss 0 Up J Enable pilot generator D T fo Ap Pilot duration un _Down m ra RF modem Tx frequency 10 6 MHz Align return path automatically Frequency Level Equivalent Ingress switch Automatic ingress blocking MHz du E 6 ag IV Attenuate during ingress alarm 2 5 0 7 Is 50 dB Activation delay 5 s al 5 0 7 Is Deactivation delay CR s 4 5 0 7 Is m Return path plug Use if installed Plug not installed Never use C Use if ingress alarm is active Figure 11 The Return path page The Return path page displays all settings related to return path adjustment See Return path chapter for details on return path and ingress control Gain and slope The Gain and Slope fields sliders and up and down buttons can be used to control the return path gain and slope values in 1 dB steps The return path automatic alignment can be started independently of
68. turn path This can be used for e g high pass filter to get rid of ingress If not used the plug in slot is automatically bypassed i e no jumpers are needed The embedded software detects whether the plug in is installed or not but cannot detect installed plug in type Thus displayed return path gain and slope values may be incorrect when a plug in module is installed The plug in is not taken into account in return path automatic alignment All JDA series attenuators and filter plugs like AC6223 and AC6227 are supported by AC3000 Note however that there are some special plug in TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 18 52 modules in JDA mechanics which are not detected by AC3000 and thus are always bypassed See plug in specification for more details The user can control when return path plug in is used through the UI 1 Use if installed the default mode plug in is always used if installed 2 Never use plug in is always bypassed 3 Use if ingress alarm is active plug in is activated only if Ingress alarm alarm is active This feature can be used for e g activating a high pass filter automatically based on detected ingress The ingress switch activation and deactivation delays are used as with automatic ingress switch operation otherwise these two features are independent of each other If transponder is not installed the ingress alarm is never active and thus plug in is always bypassed Plug
69. ut and bypass port when unpowered No forward path plug in disabling via software Smaller CPU memory Does not support AC6980 DOCSIS transponder Requires different software versions for AC6990 AC6991 transponders and CATVisor HMS communication protocols Not compatible with 3 x software 277 generation AC3000 Manufacturing started Q1 2012 Supports signal feed through between input and bypass port when unpowered Supports forward path plug in disabling via software Bigger CPU memory Supports all transponder types and communication protocols Compatible with software version 3 x which can be used with all transponders and communication protocols The generation information is visible in Properties viewer page For details on software transponder compatibility and software update procedure see AC3000 software release history document available in Teleste Club TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 5 52 Installation Housing The AC3000 can be installed either into a street cabinet or to the outdoor environment The amplifier should be installed vertically so that the external cable connectors and ventilation hole are underneath securing the housing with three mounting brackets Figure 1 depicts for the positions of mounting brackets as well as other installation dimensions The cover opens with the hinges to the left The open cover can be removed by first opening the cover int
70. ypassed i e no jumpers need to be installed Due to the wide gain and slope adjustment range of AC3000 cable simulator plug in modules are usually not needed The automatic alignment can adjust the amplifier forward path properly even with pre sloped input signal The embedded software detects whether the plug in is installed or not but cannot detect installed plug in type If a plug in module is installed its type must be entered into the software for correct return path automatic alignment operation If the plug in type in the software does not match the installed plug in module type return path can be incorrectly aligned during automatic alignment TELESTE User Manual AC3000 59300271 Rev 009 23 6 2014 12 52 ALSC When a plug in module is installed into forward path universal plug in slot the displayed total gain value may be incorrect Plug in module gain and slope are taken into account during forward path automatic alignment so that AC3000 performance is always optimised SE generation AC 2000 amplifiers support disabling an installed forward path plug in module via user interface Thus it is possible for example to always install a cable simulator module and enable it only when needed Plug in module types known by AC3000 software e None No plug in If automatic alignment is started and a plug in is detected automatic alignment stops and gives Unknown plug in error e Other Plug in is assumed to be a O dB ju

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