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Rohde & Schwarz R&S SMW-K116 DVB-S2/S2X, User Manual

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Rohde & Schwarz R&S SMW-K116 DVB-S2/S2X User Manual Download Page 101

Remote-control commands

R&S

®

SMW-K52/-K116

101

User Manual 1175.6778.02 ─ 19

[:SOURce<hw>]:BB:DVB:DVBS|DVBX:MTAB:SET<st>:ADFL[:STATe] 

<State>

[:SOURce<hw>]:BB:DVB:DVBS|DVBX:BHConfig:ADFL:STATe 

<State>

Defines if the DFL is set automatically or manually.

Parameters:

<State>

1 | ON | 0 | OFF
*RST: 

1

Example: 

See 

Example "Configuring DVB-S2X signal in CCM mode"

on page 77.

Manual operation: 

See 

"Auto DFL"

 

on page 33

[:SOURce<hw>]:BB:DVB:DVBS|DVBX:MTAB:SET<st>:DFL 

<DFLength>

[:SOURce<hw>]:BB:DVB:DVBS|DVBX:BHConfig:DFL 

<DFLength>

Sets the data field length (DFL).

Parameters:

<DFLength>

integer
Range: 

1  to  7264

*RST: 

1024

Example: 

See 

Example "Configuring DVB-S2X signal in CCM mode"

on page 77.

Manual operation: 

See 

"DFL"

 

on page 33

[:SOURce<hw>]:BB:DVB:DVBS|DVBX:BHConfig:SBYTe:PATTern 

<Sync>,

<BitCount>

Sets the user packet synchronization byte.

Parameters:

<Sync>

numeric
*RST: 

#H47

<BitCount>

integer
Range: 

8  to  8

*RST: 

8

Example: 

See 

Example "Configuring DVB-S2X signal in CCM mode"

on page 77.

Manual operation: 

See 

"Sync (Hex)"

 

on page 40

BB header commands

Summary of Contents for R&S SMW-K116 DVB-S2/S2X

Page 1: ...R S SMW K52 K116 DVB H T DVB S2 S2X User Manual 1175677802 Version 19 ÙÑÜ2 ...

Page 2: ...49 89 41 29 0 Email info rohde schwarz com Internet www rohde schwarz com Subject to change data without tolerance limits is not binding R S is a registered trademark of Rohde Schwarz GmbH Co KG Trade names are trademarks of the owners 1175 6778 02 Version 19 R S SMW K52 K116 The following abbreviations are used throughout this manual R S SMW200A is abbreviated as R S SMW R S WinIQSIM2TM is abbrev...

Page 3: ...d open source acknowledgment OSA 8 1 3 9 Application notes application cards white papers etc 8 1 4 Scope 9 1 5 Notes on screenshots 9 2 About the DVB options 10 2 1 Required options 10 2 2 About DVB H T 10 2 3 About DVB S2 S2X 11 3 DVB configuration and settings 13 3 1 General settings 13 3 2 DVB T DVB H system settings 17 3 3 DVB T DVB H TPS settings 20 3 4 DVB S2 DVB S2X System settings 23 3 5 ...

Page 4: ... connectors settings 54 5 Remote control commands 55 5 1 Common commands 56 5 2 Filter commands 61 5 3 Clipping commands 63 5 4 Trigger commands 64 5 5 Marker commands 69 5 6 Clock commands 71 5 7 DVB T DVB H system commands 72 5 8 DVB S2 DVB S2X system commands 77 5 9 TPS commands 91 5 10 TS header commands 92 5 11 GSE header commands 95 5 12 BB header commands 99 List of commands 102 Index 105 ...

Page 5: ...te links The DVB S2X standard is an optional extension of the DVB S2 standard DVB S2X allows an efficiency gain of up to 51 compared to DVB S2 With that higher data rates can be transported over the same satellite transponder capacity The main advantages of the DVB H DVB T digital standard option R S SMW K52 are Possibility to test both mobile communications standards such as WCDMA 3GPP FDD TD SCD...

Page 6: ...MW service manual 1 1 Accessing the DVB dialog To open the dialog with DVB settings In the block diagram of the R S SMW select Baseband DVB A dialog box opens that displays the provided general settings The signal generation is not started immediately To start signal generation with the default settings select State On 1 2 What s new This manual describes firmware version FW 5 00 044 xx and later ...

Page 7: ...xamples and information on maintenance instrument interfaces and error messages Includes the contents of the getting started manual Software option manual Contains the description of the specific functions of an option Basic information on operating the R S SMW is not included The contents of the user manuals are available as help in the R S SMW The help offers quick context sensitive access to th...

Page 8: ...hure provides an overview of the instrument and deals with the specific char acteristics See www rohde schwarz com brochure datasheet smw200a 1 3 8 Release notes and open source acknowledgment OSA The release notes list new features improvements and known issues of the current firmware version and describe the firmware installation The open source acknowledgment document provides verbatim license ...

Page 9: ...on such as checking the system configuration con figuring networks and remote operation Using the common status registers For a description of such tasks see the R S SMW user manual 1 5 Notes on screenshots When describing the functions of the product we use sample screenshots These screenshots are meant to illustrate as many as possible of the provided functions and possible interdependencies bet...

Page 10: ...on e g R S SMW B1003 Digital standard DVB H DVB T R S SMW K52 Digital standard DVB S2 DVB S2X R S SMW K116 You can generate signals via play back of waveform files at the signal generator To create the waveform file using R S WinIQSIM2 you do not need a specific option To play back the waveform file at the signal generator you have two options Install the R S WinIQSIM2 option of the digital standa...

Page 11: ... next cell Mitigate the effects of man maid noise and severe mobile multipath channels on the receiving capabilities Offer sufficient flexibility and scalability to allow reception of services at various speeds Offer the flexibility to be used in various transmission bands and channel band widths The basic technical extensions that make it possible to receive digital video broadcast ing services o...

Page 12: ...rent spectrum efficiency and optimized for operation over non linear transponders Three predefined spectrum shapes with rolloff factors 0 35 0 25 and 0 20 Adaptive coding and modulation ACM functionality for optimized channel coding and modulation on a frame by frame basis The DVB S2X is an extension to the DVB S2 standard The DVB S2X reuses the DVB S2 system architecture and improves it with the ...

Page 13: ...settings 17 DVB T DVB H TPS settings 20 DVB S2 DVB S2X System settings 23 MODCOD table configuration settings 31 TS header configuration settings 34 GSE header settings 36 BB header configuration settings 38 3 1 General settings Access Select Baseband DVB General This dialog provides general settings the default and the Save Recall settings and access to dialogs with further settings Settings Stat...

Page 14: ...ommand SOURce hw BB DVB STATe on page 57 Set to Default Calls the default settings The values of the main parameters are listed in the following table Parameter Value State Not affected by Set to default Number of Super Frames 1 Hierarchy Mode Non hierarchical HP Source PN 23 Filter Type Cosine Clipping Off Cell Identification On Time Slicing On ID 4 hex 0000 MPE FEC Off PN Scrambler On Outer Code...

Page 15: ...e on page 58 SOURce hw BB DVB SETTing DELete on page 58 Generate Waveform File With enabled signal generation triggers the instrument to save the current settings of an arbitrary waveform signal in a waveform file with predefined extension wv You can define the filename and the directory in that you want to save the file Using the ARB modulation source you can play back waveform files and or proce...

Page 16: ...of super frames Each super frame consists of four OFDM frames Remote command SOURce hw BB DVB DVBH DVBT SFRames on page 59 Number of Frames Option R S SMW K116 For DVB Standard DVB S2 S2X sets the number of the transmitted frames Remote command SOURce hw BB DVB DVBS DVBX FRAMes on page 60 Number of Samples Duration Requires DVB Standard DVB H T and State On Displays the number of the transmitted s...

Page 17: ...figure the high priority path of DVB the system Hierarchical coding is not supported the low priority path is not configurable Settings HP Source Select File 17 PN Scrambler 18 Outer Coder RS 18 Outer Interleaver 18 Inner Coder 18 Rate 18 Inner Bit Interleaver 18 Inner Symbol Interleaver 18 Inner Interleaver Mode 19 Inner Interleaver Tx Mode 19 OFDM RF Bandwidth 19 OFDM RF Modulation 19 OFDM RF Al...

Page 18: ...er Interleaver Activates the outer convolutional interleaver Remote command SOURce hw BB DVB DVBH DVBT HP LP OINTerleaver STATe on page 75 Inner Coder Activates the inner coder The inner coder is a punctured convolutional error correcting coder Remote command SOURce hw BB DVB DVBH DVBT HP LP ICODer STATe on page 74 Rate If Inner Coder On selects the code rate of the inner coder For encoding incomi...

Page 19: ...de is not available Tx Mode 4 K is available only for Standard DVB H Remote command SOURce hw BB DVB DVBH DVBT IINTerleaver SYMBol TMODe on page 76 OFDM RF Bandwidth Selects the system bandwidth Remote command SOURce hw BB DVB DVBH DVBT OFDM BWIDth on page 76 OFDM RF Modulation Selects the constellation for the OFDM modulation Remote command SOURce hw BB DVB DVBH DVBT OFDM MODulation on page 77 OF...

Page 20: ...D hex 20 Time Slicing 21 MPE FEC 21 TPS Table 21 Cell Identification Activates TPS cell identification If activated the cell from which the signal comes from is identified Remote command SOURce hw BB DVB DVBH DVBT TPS ID STATe on page 91 ID hex Sets the cell ID for cell identification The cell ID identifies the cell from which the signal is transmitted This value is read by the receiver if Cell Id...

Page 21: ... MFEC STATe on page 92 TPS Table The TPS parameter bit table displays the status of the transmitted TPS parameter bits Table 3 1 TPS signaling information transmitted in DVB H Bit number Format Purpose 0 0 1 Initialization bit for the differential 2PSK modulation The modulation of the TPS initialization bit is derived from the PRBS sequence 1 16 Bits 1 to 16 of the TPS are the synchronization word...

Page 22: ...s the constellation 00 QPSK 01 16 QAM 10 64 QAM 11 Reserved 27 Indicates the interleaver mode The in depth interleaver can be used for 2K and 4K transmission mode For transmission mode 8K only the native interleaver is used 0 The native interleaver is used 1 The in depth interleaver is used 28 29 Indicates the hierarchical transmission and the value of the alpha factor 00 Transmission in non hiera...

Page 23: ...e 11 reserved 40 47 Cell_id 32 bits are used for the cell ID Every frame contains 8 bits The 8 bits are used to identify the cell from which the signal comes from 48 Indicates the usage of time slicing 0 Time slicing is not used 1 At least one elementary stream uses time slicing 49 Indicates the usage of MPE FEC 0 MPE FEC is not used 1 At least one elementary stream uses MPE FEC 50 53 reserved 54 ...

Page 24: ...ing and modulation CCM or adaptive coding and modulation ACM communication is used The blocks indicate the first four logical signal processing parts Mode adaptation Input stream configuration incl configuration of the header information Stream adaptation Baseband scrambling and FEC forward error correction encoding Constellation mapping Modulation and coding Pilot Insertion and scrambling of the ...

Page 25: ...ambler 30 Scr Sequence 31 Gold Sequence 31 Stream Type Selects the type of input stream Transport Transport stream TS GP Generic packetized GC Generic continuous GSE HEM Requires DVB Standard DVB S2X Generic stream encapsulation high efficiency mode HEM packe tized Remote command SOURce hw BB DVB DVBS DVBX STYPe on page 81 Input Stream Indicates that the input stream is single SIS Multiple input s...

Page 26: ...SMW user manual Section Data List Editor in the R S SMW user manual TS File Select File For DVB Standard DVB S2 uses a transport stream TS file as data source TS files are files with extension gts ts or trp File extension Format Description gts Rohde Schwarz proprietary trp MPEG 2 Standard DVB file format for HD video trans port Contains high definition transportation stream ts MPEG Standard digit...

Page 27: ... PN 15 3 PN 16 5 PN 20 72 PN 21 143 PN 23 570 Remote command SOURce hw BB DVB DVBS DVBX BBFRames on page 83 Data Length If Auto Data Length Off sets the data length in bytes The value is used to calculate the value of the parameter Total Length Remote command SOURce hw BB DVB DVBS DVBX DATA LENGth on page 82 Auto Data Length Defines if the Data Length is set automatically or manually Remote comman...

Page 28: ...rambler Activates baseband scrambling Remote command SOURce hw BB DVB DVBS DVBX BSCRambler STATe on page 84 Outer Coder Enables the BCH outer coder BCH codes are Bose Chaudhuri Hocquenghem multiple error correction binary block codes Remote command SOURce hw BB DVB DVBS DVBX OCODer STATe on page 84 Inner Coder Applies LDPC low density parity check encoding to data bits Remote command SOURce hw BB ...

Page 29: ... MTAB SET st CTYPe on page 87 MODCOD CCM settings Selects the MODCOD that is the modulation scheme and code rate In VL SNR mode VL SNR On the required Walsh Hadamard sequence is selected automatically as function of the parameters MODCOD and Code Type Remote command CCM mode SOURce hw BB DVB DVBS DVBX MCOD on page 87 ACM mode SOURce hw BB DVB DVBS DVBX MTAB SET st MCOD on page 87 Modulation CCM se...

Page 30: ...89 ACM settings The following settings are available in CCM ACM ACM mode Bit Interleaver ACM settings If enabled the output of the LDPC encoder is bit interleaved using a block interleaver Remote command SOURce hw BB DVB DVBS DVBX BINTerleaver STATe on page 85 MODCOD Table Config ACM settings Opens the MODCOD Table Configuration dialog where you can configure a set of different PLSCODEs The PLSCOD...

Page 31: ...ence 0 0 0x10949 1 10949 1x10949 2 21898 2x10949 3 32847 3x10949 4 43796 4x10949 5 54745 5x10949 6 65694 6x10949 Remote command SOURce hw BB DVB DVBX SSEQuence on page 89 Gold Sequence Requires Pilot State On Sets the gold sequence For DVB Standard DVB S2X you can set predefined gold sequence values derived from the scrambling sequence first If you set the scrambling sequence first the result ing ...

Page 32: ...ber of Settings 32 Frames 32 Code Type 32 MODCOD 33 PLS Code 33 SF 33 Auto DFL 33 DFL 33 Pilot State 34 Number of Settings Sets the number of PLSCODEs that can be configured Remote command SOURce hw BB DVB DVBS DVBX NOSettings on page 90 Frames Sets the number of the transmitted frames Remote command SOURce hw BB DVB DVBS DVBX MTAB SET st FRAMes on page 90 Code Type Selects the FEC code type MODCO...

Page 33: ... BB DVB DVBS DVBX MTAB SET st MCOD on page 87 PLS Code Indicates the PLS code for the selected MODCOD Remote command SOURce hw BB DVB DVBS DVBX MTAB SET st PCOD on page 90 SF Requires DVB Standard DVB S2X VL SNR Mode On and Code Type Short Sets the spreading factor Per default the VL SNR mode uses Modulation pi 2 BPSK and SF 2 The spreading factor of 2 means that encoded bits are repeated twice be...

Page 34: ...te STATe on page 89 ACM mode SOURce hw BB DVB DVBS DVBX MTAB SET st PSTate STATe on page 89 3 6 TS header configuration settings Option R S SMW K116 Access 1 Select DVB DVB Standard DVB S2 DVB S2X 2 Select System 3 Select Stream Type Transport 4 Select TS Header Config The dialog lists the transport stream header settings Settings TS Header Active 35 Sync Byte Hex 35 Transport Error Indication 35 ...

Page 35: ...load Unit Start Indication If enabled the PES packetized elementary streams PSI program specific informa tion or DVB MIP megaframe initialization packet begin immediately after the header Remote command SOURce hw BB DVB DVBS DVBX THConfig PUS on page 93 Transport Priority Marks the current packet as high priority packet compared to packets with the same PID Remote command SOURce hw BB DVB DVBS DVB...

Page 36: ...tinuity Counter Sets the sequence number of the first payload packet Remote command SOURce hw BB DVB DVBS DVBX THConfig CCOunter on page 95 3 7 GSE header settings Option R S SMW K116 Access 1 Select DVB DVB Standard DVB S2X 2 Select System 3 Select Stream Type GSE HEM 4 Select a data source that is not a GSE file e g Data Source PN15 5 Select GSE Header Config The dialog provides settings to conf...

Page 37: ...nfig GLENgth on page 96 Use Fragment ID Hex Indicates that a PDU fragment is included in the GSE packet Remote command SOURce hw BB DVB DVBX GHConfig FID PATTern on page 97 SOURce hw BB DVB DVBX GHConfig FIUSe STATe on page 96 Use Total Length Indicates the total length in bytes calculated as follows Total Length PDU length Data Length 2 bytes if Use Protocol Type On 6 or 3 bytes if Use Label On E...

Page 38: ...ange 0 000000000000 to FFFFFFFFFFFF 1 000000 to FFFFFF Remote command SOURce hw BB DVB DVBX GHConfig LABel PATTern on page 98 SOURce hw BB DVB DVBX GHConfig LUSE STATe on page 98 3 8 BB header configuration settings Option R S SMW K116 Access 1 Select DVB DVB Standard DVB S2 DVB S2X 2 Select CCM ACM CCM 3 Select BB Header Config The dialog provides settings to configure the baseband BB header Use ...

Page 39: ...r in the BB header of the GSE HEM stream Remote command SOURce hw BB DVB DVBS DVBX BHConfig IACTive STATe on page 100 GSE Lite Active For Stream Type GSE HEM indicates that the GSE stream is GSE Lite compliant Remote command SOURce hw BB DVB DVBX BHConfig GLACtive STATe on page 100 NPD Active Activates null packet deletion NPD Remote command SOURce hw BB DVB DVBS DVBX BHConfig NACTive STATe on pag...

Page 40: ...mote command CCM mode SOURce hw BB DVB DVBS DVBX BHConfig ADFL STATe on page 101 ACM mode SOURce hw BB DVB DVBS DVBX MTAB SET st ADFL STATe on page 101 Sync Hex Indicates the user packet synchronization byte The value and the value range depend on the used Stream Type For TS and GP Sync 47 This value indicates MPEG transport stream packets For GC the value is configurable Remote command SOURce hw ...

Page 41: ...e following topics Filter clipping settings 41 Trigger settings 46 Marker settings 51 Clock settings 52 Local and global connectors settings 54 4 1 Filter clipping settings Access Select General Filter Clipping Settings The dialog provides settings to configure the baseband filter and to enable clipping 4 1 1 Filter settings Access Select Filter The dialog comprises the settings necessary to confi...

Page 42: ...te command SOURce hw BB DVB FILTer RORange on page 62 Rolloff Factor or BxT Sets the filter parameter The rolloff factor affects the steepness of the filter slopes A Rolloff Factor 0 results in the steepest slopes values near to 1 make the slopes more flat Figure 4 1 Example of the frequency response of a filter with different rolloff factors For DVB Standard DVB S2 S2X the rolloff factors are pre...

Page 43: ...t Off Frequency Shift 0 the 3 dB point is at the frequency determined by the half of the selected Sample Rate Tip Use this parameter to adjust the cutoff frequency and reach spectrum mask requirements Figure 4 2 Example of the frequency response of a filter with different cutoff frequency shift Remote command SOURce hw BB DVB FILTer PARameter COSine COFS on page 62 Cutoff Frequency Factor Sets the...

Page 44: ... of the power amplifier compression causes intermodulation which expands the spectrum spectral regrowth Since the level in the D A converter is relative to the maximum value the average value is converted with a relatively low resolution A low resolution results in a high quantization noise Both effects increase the adjacent channel power Since clipping the signal not only changes the peak value b...

Page 45: ...ing mode Vector i jq Settings Clipping State 45 Clipping Level 46 Clipping Mode 46 Clipping State Switches baseband clipping on and off Baseband clipping is a simple and effective way of reducing the crest factor of the sig nal Since clipping is done before to filtering the procedure does not influence the spectrum The EVM however increases Remote command SOURce hw BB DVB CLIPping STATe on page 64...

Page 46: ...ted to the absolute maximum of all the I and Q values i q The I and Q components are mapped separately the angle changes Remote command SOURce hw BB DVB CLIPping MODE on page 64 4 2 Trigger settings Access Select Baseband DVB Trigger In The dialog provides settings to select and configure the trigger like trigger source and trigger mode and to arm or trigger an internal trigger manually The curren...

Page 47: ...al Trigger Inhibit 50 External Trigger Delay 50 Trigger Settings Common to All Basebands To enable simultaneous signal generation in all basebands the R S SMW couples the trigger settings in the available basebands in any instrument s configuration involving signal routing with signal addition For example in MIMO configuration routing and summing of basebands or of streams The icon indicates that ...

Page 48: ...ut in the Single trigger mode Remote command SOURce hw BB DVB TRIGger SLUNit on page 67 Signal Duration Enters the length of the signal sequence to be output in the Single trigger mode Use this parameter to output part of the signal deliberately an exact sequence of the signal or a defined number of repetitions of the signal Remote command SOURce hw BB DVB TRIGger SLENgth on page 67 Running Stoppe...

Page 49: ...ectors External Local Clock The trigger event is the active edge of an external local clock signal provided and configured at the local T M C connector With coupled trigger settings the signal has to be provided at the T M C1 connec tor Baseband Sync In Option R S SMW B9 In primary secondary instrument mode secondary instruments are triggered by the active edge of the synchronization signal Extern...

Page 50: ...er mode for example a new trigger event does not cause a restart of the signal genera tion until the specified inhibit duration does not expire For more information see chapter Basics in the R S SMW user manual Remote command SOURce hw BB DVB TRIGger EXTernal INHibit on page 68 SOURce hw BB DVB TRIGger OBASeband INHibit on page 66 External Trigger Delay Delays the trigger event of the signal from ...

Page 51: ...ed to a particular connector They can be mapped to one or more USER x or T M connectors To route and enable a marker signal perform the following general steps Define the shape of the generated marker i e select the Marker Mode Define the connector where the selected signal is provided Use the Local and global connectors settings Settings Marker Mode 51 Marker x Delay 52 Marker Mode Marker configu...

Page 52: ...ker signal that is defined by an on off ratio is generated A period lasts one on cycle and one off cycle Remote command SOURce hw BB DVB TRIGger OUTPut ch ONTime on page 70 SOURce hw BB DVB TRIGger OUTPut ch OFFTime on page 70 Remote command SOURce hw BB DVB TRIGger OUTPut ch MODE on page 69 Marker x Delay Delays the marker signal at the marker output relative to the signal generation start Variat...

Page 53: ... the signal source that is select the Clock Source Define the connector where the selected signal is provided Use the Local and global connectors settings Settings Clock Source 53 Clock Mode 53 Measured External Clock 53 Clock Source Selects the clock source Internal The instrument uses its internal clock reference External Local Clock Option R S SMW B10 The instrument expects an external clock re...

Page 54: ...l and global connectors settings Each of the Trigger In Marker and Clock dialogs and the Trigger Marker Clock dialog provides a quick access to the related connector settings See also chapter Local and global connectors settings in the user manual Local and global connectors settings ...

Page 55: ...le markers SET st 1 to 100 MODCOD set Using SCPI command aliases for advanced mode with multiple entities You can address multiple entities configurations by using the SCPI commands starting with the keyword SOURce or the alias commands starting with the keyword ENTity Note that the meaning of the keyword SOURce hw changes in the second case For details see section SCPI Command Aliases for Advance...

Page 56: ...ng and recalling settings SOURce1 BB DVB STANdard DVBH SOURce1 BB DVB DVBH HMODe Response NHI Non hierarchical coding mode SOURce1 BB DVB DVBH SFRames 10 SOURce1 BB DVB DVBH STATe 1 SOURce1 BB DVB WAVeform CREate var user dvbh wv SOURce1 BB DVB DVBH SAMPle LENGth 6266880 SOURce1 BB DVB DVBH SAMPle DURation 0 68544 SOURce1 BB DVB DVBH SAMPle RATE 9142857 14285714 SOURce1 BB DVB DVBH SAMPle DRATe 16...

Page 57: ... Parameters State 1 ON 0 OFF RST 0 Example See Example Saving and recalling settings on page 56 Manual operation See State on page 14 SOURce hw BB DVB PRESet Sets the parameters of the digital standard to their default values RST values speci fied for the commands Not affected is the state set with the command SOURce hw BB DVB STATe Example See Example Saving and recalling settings on page 56 Usag...

Page 58: ... dvb Setting parameters Filename string Filename or complete file path file extension can be omitted Example See Example Saving and recalling settings on page 56 Usage Setting only Manual operation See Save Recall on page 15 SOURce hw BB DVB SETTing STORe Filename Saves the current settings into the selected file the file extension dvb is assigned automatically Setting parameters Filename string F...

Page 59: ...tandard on page 15 SOURce hw BB DVB DVBH DVBT SFRames SFrames Sets the number of super frames to be transmitted Parameters SFrames integer Range 1 to 1633 dynamic RST 1 Example See Example Saving and recalling settings on page 56 Manual operation See Number of Super Frames on page 16 SOURce hw BB DVB DVBX VSMode VSMode Includes the VL SNR very low signal to noise ratio header in the physical layer...

Page 60: ...he number of the transmitted samples Return values Length integer Example See Example Saving and recalling settings on page 56 Usage Query only Manual operation See Number of Samples Duration on page 16 SOURce hw BB DVB DVBH DVBT DURation Queries the signal duration Return values Duration float Example See Example Saving and recalling settings on page 56 Usage Query only Manual operation See Numbe...

Page 61: ...OURce hw BB DVB FILTer PARameter LPASSEVM 62 SOURce hw BB DVB FILTer PARameter PGAuss 62 SOURce hw BB DVB FILTer PARameter RCOSine 62 SOURce hw BB DVB FILTer PARameter SPHase 62 SOURce hw BB DVB FILTer RORange 62 SOURce hw BB DVB FILTer ROFactor 63 SOURce hw BB DVB SRATe VARiation 63 SOURce hw BB DVB FILTer TYPE Type Selects the filter type Parameters Type RCOSine COSine GAUSs LGAuss CONE COF705 C...

Page 62: ...0 05 0 99 0 01 0 2 COSine Cutoff frequency shift Cosf 1 1 0 01 0 1 COSine Rolloff factor Cosine 0 1 0 01 0 1 GAUSs BxT Gauss 0 15 2 5 0 01 0 5 LPASs Cutoff frequency factor LPass 0 05 2 0 01 0 5 LPASSEVM Cutoff frequency factor LPassEvm 0 05 2 0 01 0 5 PGAuss BxT PGauss 0 15 2 5 0 01 0 5 RCOSine Rolloff factor RCosine 0 1 0 01 0 22 SPHase BxT SPhase 0 15 2 5 0 01 2 Parameters SPhase float Range 0 ...

Page 63: ...le See SOURce hw BB DVB FILTer TYPE on page 61 Manual operation See Sample Symbol Rate Variation on page 43 5 3 Clipping commands SOURce hw BB DVB CLIPping LEVel 63 SOURce hw BB DVB CLIPping MODE 64 SOURce hw BB DVB CLIPping STATe 64 SOURce hw BB DVB CLIPping LEVel Level Sets the limit for level clipping This value indicates at what point the signal is clipped Parameters Level integer Value specif...

Page 64: ... See Clipping State on page 45 5 4 Trigger commands Example Configuring trigger settings SOURce1 BB DVB TRIGger SOURce INTernal SOURce1 BB DVB TRIGger SEQuence ARETrigger SOURce1 BB DVB STAT ON SOURce1 BB DVB TRIGger EXECute SOURce1 BB DVB TRIGger ARM EXECute SOURce1 BB DVB TRIGger RMODe stopped SOURce1 BB DVB TRIGger EXECute SOURce1 BB DVB TRIGger RMODe run SOURce1 BB DVB TRIGger SEQuence SING SO...

Page 65: ... TRIGger EXTernal DELay 68 SOURce hw BB DVB TRIGger EXTernal INHibit 68 SOURce hw BB DVB TRIGger SEQuence 68 SOURce hw BB DVB TRIGger ARM EXECute Stops signal generation a subsequent trigger event restarts signal generation Example See Example Configuring trigger settings on page 64 Usage Event Manual operation See Arm on page 48 SOURce hw BB DVB TRIGger EXECute Executes a trigger Example See Exam...

Page 66: ...h Parameters Delay float Range 0 to 65535 Increment 0 01 RST 0 Default unit samples Example See Example Configuring trigger settings on page 64 SOURce hw BB DVB TRIGger OBASeband INHibit Inhibit For triggering via the other path specifies the duration by which a restart is inhibited Parameters Inhibit integer Range 0 to 67108863 RST 0 Default unit samples Example See Example Configuring trigger se...

Page 67: ...urce and determines the way the triggering is executed Provided are Internal triggering by a command INTernal External trigger signal via one of the local or global connectors EGT1 EGT2 External global trigger EGC1 EGC2 External global clock ELTRigger External local trigger ELCLock External local clock Internal triggering by a signal from the other basebands INTA INTB In primary secondary instrume...

Page 68: ...operation See External Trigger Delay on page 50 SOURce hw BB DVB TRIGger EXTernal INHibit Inhibit Specifies the duration by which a restart is inhibited Parameters Inhibit integer Range 0 to 21 47 sampRate RST 0 Example See Example Configuring trigger settings on page 64 Manual operation See External Trigger Inhibit on page 50 SOURce hw BB DVB TRIGger SEQuence Sequence Selects the trigger mode AUT...

Page 69: ... TRIGger OUTPut ch MODE 69 SOURce hw BB DVB TRIGger OUTPut ch ONTime 70 SOURce hw BB DVB TRIGger OUTPut ch OFFTime 70 SOURce hw BB DVB TRIGger OUTPut ch PATTern 70 SOURce hw BB DVB TRIGger OUTPut ch PULSe DIVider 70 SOURce hw BB DVB TRIGger OUTPut ch PULSe FREQuency 71 SOURce hw BB DVB TRIGger OUTPut ch DELay 71 SOURce hw BB DVB TRIGger OUTPut ch MODE Mode Defines the signal for the selected marke...

Page 70: ...ual Parameters OffTime integer Range 1 R S SMW B10 1 R S SMW B9 to 16777215 RST 1 Example See Example Configuring marker settings on page 69 Manual operation See Marker Mode on page 51 SOURce hw BB DVB TRIGger OUTPut ch PATTern Pattern BitCount Defines the bit pattern used to generate the marker signal Parameters Pattern numeric 0 marker off 1 marker on RST H2 BitCount integer Range 1 to 64 RST 2 ...

Page 71: ...e 69 Usage Query only Manual operation See Marker Mode on page 51 SOURce hw BB DVB TRIGger OUTPut ch DELay Delay Defines the delay between the signal on the marker outputs and the start of the sig nals Parameters Delay float Range 0 to 16777215 Increment 0 001 RST 0 Example See Example Configuring marker settings on page 69 Manual operation See Marker x Delay on page 52 5 6 Clock commands SOURce h...

Page 72: ...VB H system commands Example Configuring a DVB H system SOURce1 BB DVB STANdard DVBH SOURce1 BB DVB DVBH HMODe Response NHI Non hierachical coding mode is supported only SOURce1 BB DVB DVBH SFRames 10 SOURce1 BB DVB DVBH HP DATA Response DLIS SOURce1 BB DVB DVBH HP DATA DSELection Response var user dvbh gts SOURce1 BB DVB DVBH HP DATA PN23 SOURce1 BB DVB DVBH HP PNSCrambler STATe 1 SOURce1 BB DVB ...

Page 73: ...DVB DVBH DVBT IINTerleaver SYMBol MODE 75 SOURce hw BB DVB DVBH DVBT IINTerleaver SYMBol TMODe 76 SOURce hw BB DVB DVBH DVBT IINTerleaver SYMBol STATe 76 SOURce hw BB DVB DVBH DVBT OFDM ALPHa 76 SOURce hw BB DVB DVBH DVBT OFDM BWIDth 76 SOURce hw BB DVB DVBH DVBT OFDM GINTerval 77 SOURce hw BB DVB DVBH DVBT OFDM MODulation 77 SOURce hw BB DVB DVBH DVBT HMODe HMode Queries the mode for hierarchical...

Page 74: ...g Filename incl file extension or complete file path Example See Example Configuring a DVB H system on page 72 Manual operation See HP Source Select File on page 17 SOURce hw BB DVB DVBH DVBT HP LP ICODer RATE Rate Selects the code rate of the inner coder Parameters Rate CR1D2 CR2D3 CR3D4 CR5D6 CR7D8 RST CR1D2 Example See Example Configuring a DVB H system on page 72 Manual operation See Rate on p...

Page 75: ...BT HP LP PNSCrambler STATe State Activates deactivates the PN scrambler Parameters State 1 ON 0 OFF RST 1 Example See Example Configuring a DVB H system on page 72 Manual operation See PN Scrambler on page 18 SOURce hw BB DVB DVBH DVBT IINTerleaver BIT STATe State Activates deactivates the inner bit interleaver Parameters State 1 ON 0 OFF RST 1 Example See Example Configuring a DVB H system on pag...

Page 76: ...operation See Inner Interleaver Tx Mode on page 19 SOURce hw BB DVB DVBH DVBT IINTerleaver SYMBol STATe State Activates deactivates the inner symbol interleaver Parameters State 1 ON 0 OFF RST 1 Example See Example Configuring a DVB H system on page 72 Manual operation See Inner Symbol Interleaver on page 18 SOURce hw BB DVB DVBH DVBT OFDM ALPHa Alpha Selects the α value This value is used to shap...

Page 77: ...Selects the constellation for the OFDM modulation Parameters Modulation QPSK QAM16 QAM64 RST QAM64 Example See Example Configuring a DVB H system on page 72 Manual operation See OFDM RF Modulation on page 19 5 8 DVB S2 DVB S2X system commands Option R S SMW K116 Example Configuring DVB S2X signal in CCM mode SOURce1 BB DVB STANdard DVBX SOURce1 BB DVB DVBX VSMode 0 SOURce1 BB DVB DVBX FRAMes 5 SOU...

Page 78: ... BB DVB DVBX PSCRambler STATe 1 SOURce1 BB DVB DVBX SSEQuence 3 SOURce1 BB DVB DVBX GSEQuence Response 32847 The gold sequence is 3 time 10949 where 3 is the scrambling sequence SOURce1 BB DVB DVBX THConfig TEINdication STATe 1 SOURce1 BB DVB DVBX THConfig SBYTe Response 47 8 SOURce1 BB DVB DVBX THConfig PUS 1 SOURce1 BB DVB DVBX THConfig TPRiority 1 SOURce1 BB DVB DVBX THConfig PID PATTern H0A00 ...

Page 79: ... SOURce1 BB DVB DVBX MCOD BPSK_X_VM1145 SOURce1 BB DVB FILTer RORange LOW SOURce1 BB DVB FILTer ROFactor RO10 SOURce1 BB DVB CLIPping STATe 1 SOURce1 BB DVB STATe 1 Example Configuring DVB S2X signal in ACM mode SOURce1 BB DVB PRESet SOURce1 BB DVB STANdard DVBX SOURce1 BB DVB DVBX VSMode 0 SOURce1 BB DVB DVBX BHConfig CACM ACM SOURce1 BB DVB DVBX PSCRambler STATe 1 SOURce1 BB DVB DVBX SSEQuence 1...

Page 80: ...w BB DVB DVBS DVBX BBFRames 83 SOURce hw BB DVB DVBS DVBX CPNSequence STATe 83 SOURce hw BB DVB DVBS DVBX CRC STATe 83 SOURce hw BB DVB DVBS DVBX BSCRambler STATe 84 SOURce hw BB DVB DVBS DVBX OCODer STATe 84 SOURce hw BB DVB DVBS DVBX ICODer STATe 84 SOURce hw BB DVB DVBS DVBX ICODer RATE 84 SOURce hw BB DVB DVBS DVBX MTAB SET st SFACtor 85 SOURce hw BB DVB DVBX SFACtor 85 SOURce hw BB DVB DVBS D...

Page 81: ...ery only Manual operation See Input Stream on page 25 SOURce hw BB DVB DVBS DVBX DATA Data Selects the data source Parameters Data ZERO ONE PATTern PN9 PN11 PN15 PN16 PN20 PN21 PN23 DLISt TFILe GFILe PATTern To set the bit pattern use the command SOURce hw BB DVB DVBS DVBX DATA PATTern DLISt TFILe GFILe To select the data list TS file or the GSE file use the command SOURce hw BB DVB DVBS DVBX DATA...

Page 82: ...nsion gts ts or trp GSE files are files with extension gse Data lists are files with extension dm_iqd Parameters FSelection string Filename incl file extension or complete file path Example SOURce1 BB DVB DVBX DATA TFILe SOURce1 BB DVB DVBX DATA TSELection var user temp dvb gts Manual operation See Data Source Select File on page 25 SOURce hw BB DVB DVBS DVBX ADLength STATe State Defines if the da...

Page 83: ...uence see Table 3 2 Return values BBFrames integer Range 1 to depends on settings RST 1 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Usage Query only Manual operation See BB Frames on page 27 SOURce hw BB DVB DVBS DVBX CPNSequence STATe CompletePNSeq Activates transmission of the complete sequence of pseudo random noise bits within the baseband frame Parameters CompletePNS...

Page 84: ...CCM mode on page 77 Manual operation See BB Scrambler on page 28 SOURce hw BB DVB DVBS DVBX OCODer STATe OCoder Enables the BCH outer coder Parameters OCoder 1 ON 0 OFF RST 1 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See Outer Coder on page 28 SOURce hw BB DVB DVBS DVBX ICODer STATe ICoder Activates the inner coder Parameters ICoder 1 ON 0 OFF RST 1 Exa...

Page 85: ...e Configuring DVB S2X signal in CCM mode on page 77 Manual operation See Rate on page 28 SOURce hw BB DVB DVBS DVBX MTAB SET st SFACtor Queries the spreading factor Return values SFactor float Range 1 to 2 RST 1 Example SOURce1 BB DVB DVBS MTAB SET1 SFACtor Usage Query only Manual operation See SF on page 29 SOURce hw BB DVB DVBX SFACtor SFactor Sets the spreading factor Parameters SFactor integer...

Page 86: ... MCU8 MCU9 MCU10 MCU11 MCU12 MCU13 MCU14 MCU15 MCU16 MCU17 MCU18 MCU19 MCU20 MCU21 MCU22 MCU23 MCU24 MCU25 MCU26 MCU27 MCU28 MCU29 MCU30 MCU31 MCU32 MCU33 MCU34 MCU35 MCU36 MCU37 MCU38 MCU39 MCU40 MCU41 MCU42 MCU43 MCU44 MCU45 MCU46 MCU47 MCU48 MCU49 MCU50 MCU51 MCU52 MCU53 MCU54 MCU55 MCU56 MCU57 MCU58 MCU59 MCU60 MCU61 MCU62 MCU63 MCU64 MCU65 MCU66 MCU67 MCU68 MCU69 MCU70 MCU71 MCU72 MCU73 MCU74...

Page 87: ...VBS DVBX CTYPe CType Selects the code type Parameters CType NORMal MEDium SHORt RST NORMal Example See Example Configuring DVB S2X signal in CCM mode on page 77 Example See Example Configuring DVB S2X signal in ACM mode on page 79 Manual operation See Code Type on page 29 SOURce hw BB DVB DVBS DVBX MTAB SET st MCOD Modcod SOURce hw BB DVB DVBS DVBX MCOD Modcod Selects the MODCOD DVB S2 DVB S2X sys...

Page 88: ..._N3245L APSK64_X_N1115 APSK64_X_N79 APSK64_X_N45 APSK64_X_N56 APSK128_X_N34 APSK128_X_N79 APSK256_X_N2945L APSK256_X_N23L APSK256_X_N3145L APSK256_X_N3245 APSK256_X_N1115L APSK256_X_N34 QPSK_X_S1145 QPSK_X_S415 QPSK_X_S1445 QPSK_X_S715 QPSK_X_S815 QPSK_X_S3245 PSK8_X_S715 PSK8_X_S815 PSK8_X_S2645 PSK8_X_S3245 APSK16_X_S715 APSK16_X_S815 APSK16_X_S2645 APSK16_X_S35 APSK16_X_S3245 APSK32_X_S23 APSK3...

Page 89: ... See Pilot State on page 30 SOURce hw BB DVB DVBS DVBX PSCRambler STATe PScrambler Activates pilot scrambling Parameters PScrambler 1 ON 0 OFF RST 1 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Example See Example Configuring DVB S2X signal in ACM mode on page 79 Manual operation See PL Scrambler on page 30 SOURce hw BB DVB DVBX SSEQuence SSequence Sets the scrambling sequ...

Page 90: ...VBX NOSettings Settings Sets the number of PLSCODEs that can be configured Parameters Settings integer Range 1 to 100 RST 10 Example See Example Configuring DVB S2X signal in ACM mode on page 79 Manual operation See Number of Settings on page 32 SOURce hw BB DVB DVBS DVBX MTAB SET st FRAMes Frames Sets the number of the transmitted frames Parameters Frames integer Range 1 to max RST 1 Example See ...

Page 91: ...unt Sets the pattern for cell identification Parameters Pattern numeric RST H0000 BitCount integer Range 16 to 16 RST 16 Example SOURce1 BB DVB STANdard DVBH SOURce1 BB DVB DVBH HMODe Response NHI SOURce1 BB DVB DVBH DVBT TPS TSLIcing STATe 1 SOURce1 BB DVB DVBH DVBT TPS ID STATe 1 SOURce1 BB DVB DVBH TPS ID PATTern HAAAA 16 SOURce1 BB DVB DVBH TPS MFEC STATe 1 Manual operation See ID hex on page ...

Page 92: ...91 Usage Query only Manual operation See Time Slicing on page 21 5 10 TS header commands Option R S SMW K116 SOURce hw BB DVB DVBS DVBX THConfig STATe 92 SOURce hw BB DVB DVBS DVBX THConfig SBYTe 93 SOURce hw BB DVB DVBS DVBX THConfig TEINdication STATe 93 SOURce hw BB DVB DVBS DVBX THConfig PUS 93 SOURce hw BB DVB DVBS DVBX THConfig TPRiority 93 SOURce hw BB DVB DVBS DVBX THConfig PID PATTern 94 ...

Page 93: ...ror indication information in the header Parameters TEIndication 1 ON 0 OFF RST 0 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See Transport Error Indication on page 35 SOURce hw BB DVB DVBS DVBX THConfig PUS PSUIndication If enabled the PES packetized elementary streams PSI program specific informa tion or DVB MIP megaframe initialization packet begin imm...

Page 94: ...3 to 13 RST 13 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See PID Hex on page 35 SOURce hw BB DVB DVBS DVBX THConfig SCONtrol SControl Sets the scrambling information Parameters SControl integer Range 0 to 3 RST 0 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See Scrambling Control on page 35 SOURce hw BB DVB DVBS...

Page 95: ...ng DVB S2X signal in CCM mode on page 77 Manual operation See Continuity Counter on page 36 5 11 GSE header commands Option R S SMW K116 SOURce hw BB DVB DVBX GHConfig STATe 95 SOURce hw BB DVB DVBX GHConfig LTYPe 96 SOURce hw BB DVB DVBX GHConfig GLENgth 96 SOURce hw BB DVB DVBX GHConfig FIUSe STATe 96 SOURce hw BB DVB DVBX GHConfig FID PATTern 97 SOURce hw BB DVB DVBX GHConfig TLENgth 97 SOURce ...

Page 96: ...l in CCM mode on page 77 Manual operation See Label Type on page 37 SOURce hw BB DVB DVBX GHConfig GLENgth GLength Sets the number of bytes following in the GSE packet Parameters GLength integer Range 1 to 4096 RST 1024 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See GSE Length on page 37 SOURce hw BB DVB DVBX GHConfig FIUSe STATe FIUse Includes a PDU fra...

Page 97: ...al length Return values TLength integer Range 1 to 65536 RST 1 Default unit bytes Example See Example Configuring DVB S2X signal in CCM mode on page 77 Usage Query only Manual operation See Use Total Length on page 37 SOURce hw BB DVB DVBX GHConfig TLUSe STATe TLUse Includes the total length indication in the GSE header Parameters TLUse 1 ON 0 OFF RST 1 Example See Example Configuring DVB S2X sign...

Page 98: ...ample Configuring DVB S2X signal in CCM mode on page 77 Manual operation See Use Protocol Type Hex on page 37 SOURce hw BB DVB DVBX GHConfig LABel PATTern Pattern BitCount Sets the label used for addressing Parameters Pattern numeric RST H000000000000 BitCount integer Range 48 to 48 RST 48 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See Use Label Hex on p...

Page 99: ... DVB DVBS DVBX MTAB SET st DFL 101 SOURce hw BB DVB DVBS DVBX BHConfig DFL 101 SOURce hw BB DVB DVBS DVBX BHConfig SBYTe PATTern 101 SOURce hw BB DVB DVBS DVBX BHConfig STATe State Inserts baseband header information in the stream Parameters State 1 ON 0 OFF RST 1 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See BB Header Active on page 39 SOURce hw BB DVB...

Page 100: ...ameters GLActive 1 ON 0 OFF RST 0 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See GSE Lite Active on page 39 SOURce hw BB DVB DVBS DVBX BHConfig NACTive STATe NActive Activates null packet deletion NPD Parameters NActive 1 ON 0 OFF RST 0 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See NPD Active on page 39 SOURce...

Page 101: ...hw BB DVB DVBS DVBX MTAB SET st DFL DFLength SOURce hw BB DVB DVBS DVBX BHConfig DFL DFLength Sets the data field length DFL Parameters DFLength integer Range 1 to 7264 RST 1024 Example See Example Configuring DVB S2X signal in CCM mode on page 77 Manual operation See DFL on page 33 SOURce hw BB DVB DVBS DVBX BHConfig SBYTe PATTern Sync BitCount Sets the user packet synchronization byte Parameters...

Page 102: ...C STATe 92 SOURce hw BB DVB DVBH DVBT TPS TSLicing STATe 92 SOURce hw BB DVB DVBH DVBT HP LP DATA 73 SOURce hw BB DVB DVBH DVBT HP LP DATA DSELection 74 SOURce hw BB DVB DVBH DVBT HP LP ICODer RATE 74 SOURce hw BB DVB DVBH DVBT HP LP ICODer STATe 74 SOURce hw BB DVB DVBH DVBT HP LP OCODer STATe 74 SOURce hw BB DVB DVBH DVBT HP LP OINTerleaver STATe 75 SOURce hw BB DVB DVBH DVBT HP LP PNSCrambler S...

Page 103: ...hw BB DVB DVBS DVBX STYPe 81 SOURce hw BB DVB DVBS DVBX THConfig AFIeld STATe 94 SOURce hw BB DVB DVBS DVBX THConfig CCOunter 95 SOURce hw BB DVB DVBS DVBX THConfig PAYLoad STATe 95 SOURce hw BB DVB DVBS DVBX THConfig PID PATTern 94 SOURce hw BB DVB DVBS DVBX THConfig PUS 93 SOURce hw BB DVB DVBS DVBX THConfig SBYTe 93 SOURce hw BB DVB DVBS DVBX THConfig SCONtrol 94 SOURce hw BB DVB DVBS DVBX THCo...

Page 104: ...B DVB STANdard 59 SOURce hw BB DVB STATe 57 SOURce hw BB DVB TRIGger ARM EXECute 65 SOURce hw BB DVB TRIGger EXECute 65 SOURce hw BB DVB TRIGger EXTernal SYNChronize OUTPut 65 SOURce hw BB DVB TRIGger OBASeband DELay 66 SOURce hw BB DVB TRIGger OBASeband DELay 66 SOURce hw BB DVB TRIGger OBASeband INHibit 66 SOURce hw BB DVB TRIGger OUTPut ch DELay 71 SOURce hw BB DVB TRIGger OUTPut ch MODE 69 SOU...

Page 105: ...mands 55 Coupled trigger settings 47 Crest factor 45 D Data BB Frames 27 Complete PN sequence 26 GSE 25 Length 27 Transport stream 25 Data rate 16 Data sheets 8 Default settings 14 Delay Trigger 50 Documentation overview 7 DVB standard 15 F Filter BxT 42 Cut off frequency shift 43 Cutoff frequency factor 43 Parameter 42 Roll off factor 42 Roll off range 42 Settings 41 Type 42 Filter settings 41 G ...

Page 106: ...ation 43 Save Recall DVB 15 Scrambling BB 28 Pilot 30 Sequence pilot 31 Security procedures 8 Service manual 7 Set to default 14 Signal generation status 48 Single Trigger 47 Spreading factor 29 33 Standard settings 14 Stream Data source 25 Input 25 Type 25 T Time Slicing 21 TPS parameter bits 21 TPS table 21 Transport stream Data 25 Header 27 Trigger Delay 50 External 50 External inhibit 50 Mode ...

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