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GUIDE TO INSTALLATION AND OPERATION

| AMX-1901

1.3 Functional Block Diagram

Figure 1.1 AMX-1901 Functional Block Diagram

1.4 Front Card-edge Interface

The front card-edge of the AMX-1901 incorporates
two elements:

•

Status LED

(see section 3.2)

•

Select Button

(see section 4)

Figure 1.2 Front card-edge layout

AMX-1901

Status LED

Select Button

Summary of Contents for GRASS VALLEY AMX-1901

Page 1: ...og Audio Metadata Embedder Guide to Installation and Operation M3004 9900 101 27 November 2014 3499 Douglas B Floreani St Laurent Qu bec Canada H4S 2C6 Tel 514 333 1772 Fax 514 333 9828 www grassvalle...

Page 2: ...nual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct...

Page 3: ...control using the Densit frame control panel 9 4 1 Overview 9 4 2 Menu for local control 10 5 Remote control using iControl 11 5 1 The iControl graphic interface window 11 5 2 Video Input Output pane...

Page 4: ...Test panel 41 5 14 Factory Presets panel 42 5 14 1 Factory Presets tab 42 5 15 Options panel 44 5 15 1 Dynamic Processing option 45 5 15 2 ALC option 45 5 16 Alarm Config panel 46 5 17 Info panel 49 6...

Page 5: ...NC is possible from an embedded VANC stream or an external RS 422 link A fiber input output SFP cartridge is offered as an option on some rear modules Once the cartridge is installed the inputs or out...

Page 6: ...Figure 1 1 AMX 1901 Functional Block Diagram 1 4 Front Card edge Interface The front card edge of the AMX 1901 incorporates two elements Status LED see section 3 2 Select Button see section 4 Figure...

Page 7: ...this case only a single slot width panel is required Two rear panels are available AMX 1901 3SRP Single slot width panel for Densit 3 AMX 1901 3SRP F Single slot width panel for Densit 3 with fiber I...

Page 8: ...3 frame AMX 1901 3RU it will be delivered with an installed adapter that allows it to fit into the taller frame The adapter can be ordered separately and user installed if required Once a matching rea...

Page 9: ...ed below 2 4 2 Summary of rear panel connections AMX 1901 3SRP AMX 1901 3SRP F AMX 1901 DRP AMX 1901 DRP F Single slot width panel Double slot width panel CONNECTORS 3G HD SD IN 1 1 1 1 3G HD SD OUT 2...

Page 10: ...the input the selected recovery signal is used The same signal is carried on both outputs REF IN External reference input Connect either Black Burst per SMPTE 170M SMPTE 318M ITU 624 4 or Tri Level sy...

Page 11: ...le at 1310 nm with LC PC connector SFP TT S13S13 LC Dual fiber Tx output module at 1310 nm with LC PC connector SFP RT S13 LC Dual fiber Rx input and Tx output module at 1310 nm with LC PC connectors...

Page 12: ...be flagged on the AMX 1901 affect the LED status If a cell is gray the error condition cannot cause the LED to assume that status If more than one LED status is possible for a particular error conditi...

Page 13: ...e through the menu as described below All of the cards installed in a Densit frame are connected to the frame s controller card which handles all interaction between the cards and the outside world Th...

Page 14: ...the effect of parameter value changes that have not been confirmed pushing ESC causes the parameter to revert to its former value Pushing ESC moves the user back up to the previous menu level At the m...

Page 15: ...structure for the AMX 1901 is shown in figure 5 1 The window identification line gives the card type AMX 1901 and the slot number where the card is installed in its Densit frame There are four main se...

Page 16: ...retation Icon 1 Manual Card Configuration green Remote card control activated The iControl interface can be used to operate the card yellow Local card control active The card is being controlled using...

Page 17: ...rdware fault detected SFP errors If this icon appears flashing red return the card to Grass Valley and specify the error code Section 2 The left portion of the window contains all the parameter groups...

Page 18: ...s forced A warning message is displayed requiring user confirmation before the minimum delay mode is triggered Recovery If there is no signal on the electrical video the card uses the reference signal...

Page 19: ...ir values displayed here Temperature Voltage V Optical Power dBm Wavelength nm 5 3 Metadata panel This panel contains three tabs that give access to metadata processing on the AMX 1901 card TC GPI AFD...

Page 20: ...re defined user bit within timecode in the outgoing data stream When Embed is selected use the Bit pulldown list to set which of the user bits 1 16 will be used to carry the GPI data The default is GP...

Page 21: ...he detection line since the card will automatically detect the incoming packet This parameter is active only for AFD it is grayed out for VLI and WSS Insertion The Insertion pull down menu is used to...

Page 22: ...D does not match the Input AFD the Replacement AFD name is colored so that it is immediately obvious which AFDs will be substituted Note AFD substitution is ignored when no source flag is detected at...

Page 23: ...by Metadata In order to avoid any problems make sure the line number of any incoming time code is known Dolby Metadata AFD insertion may overwrite incoming TC on insertion line Refer to the user manua...

Page 24: ...herwise pass any incoming metadata through Blank blanks all lines in the selected SDID the line selection is inactive Insertion Line Select the VANC line in which the metadata will be inserted The ran...

Page 25: ...4 5 8 tabs These two tabs each provide individual phase and delay controls for four of the eight input analog audio channels Phase invert select the checkbox to invert the phase of the channel at the...

Page 26: ...e source selected in sub menu SOURCE A SUM A B The output channel is the sum of the two source channels selected in sub menus SOURCE A and SOURCE B If you select this option the SUM A B Level pull dow...

Page 27: ...nalog inputs of the AMX 1901 The Dynamic Processing Option AMX 1901 OPT DP must be activated to access this functionality See page 44 Individual and independent controls are provided for each of the 8...

Page 28: ...of compressor designed for a specific purpose to limit the level of a signal to a certain threshold Whereas a compressor will begin smoothly reducing the gain above the threshold a limiter will almos...

Page 29: ...e level above which the compressor will process the signal Range 60 dB to 0 dB default is 0 i e OFF Expander Audio expansion means to expand the dynamic range of a signal It is basically the opposite...

Page 30: ...sis The example shown above is the result of substantial compression being applied to Channel 1 5 7 Audio Programs panel The Audio Programs panel provides resources to define eight audio programs and...

Page 31: ...TU BS 1770 2 LKFS 24 10 sec 10 dB ARIB TR B32 LKFS 24 3 sec 10 dB Each of these has predetermined values for Target Short Term Time Window and Relative Gating as shown in the table and which are displ...

Page 32: ...cessing The input and output loudness are given in LUFS or LKFS depending on the meter mode selected in the Audio Programs panel Loudness meters are integrated over a sliding window period which is al...

Page 33: ...ired goal This will minimize the troubles that will likely be encountered as many adjustments interact ALC Bypass Checking this box bypasses the ALC program processing and the input channels pass thro...

Page 34: ...nt Mode Threshold loudness is increased again following the Speed pull down which ranges from Slow up to 15 seconds to Fast up to 4 seconds Response Time Outside of the Fast and Transient modes ranges...

Page 35: ...Select the checkboxes corresponding to the events for which you want a segment marker inserted in the loudness log file User Event a manually triggered RESET but not a PAUSE Target change a manually t...

Page 36: ...Momentary MAX Loudness averaged over a 400 ms sliding rectangular time window Short term S Loudness averaged over the short term time window The chart shows a running plot of the last 15 seconds of th...

Page 37: ...d mV sets the signal level below which Black will be considered to have been detected Set Duration sec sets the time interval over which Black must be continuously detected before the error is flagged...

Page 38: ...yed by the status LED on the card edge when an AFD alarm is set Choices are Green Yellow Red Flashing Red SMPTE2020 Metadata This alarm checks the presence of audio metadata inserted SMPTE 2020 in the...

Page 39: ...the status LED on the card edge when an Audio Metadata alarm is set Choices are Green Yellow Red Flashing Red External LTC This alarm checks the presence of a Linear Time Code presented on the extern...

Page 40: ...rms are detected on the eight channels CH1 to CH8 derived from the analog inputs at the output stage just before embedding Individual alarm settings are provided for each channel TP Overload The overl...

Page 41: ...on the card edge when a Max Level alarm is set Choices are Green Yellow Red Flashing Red Min Loudness This parameter is measured for the programs defined in the Audio Programs panel and uses the Momen...

Page 42: ...ence alarm is set Choices are Green Yellow Red Flashing Red Phase The Phase measurements are limited to adjacent channel pairs Enable the alarm by selecting the checkbox The user sets the detection pa...

Page 43: ...meters only for the 8 channels derived from the analog inputs and measured just before embedding Channels are displayed in pairs so up to four meters will be present in the meter display window The s...

Page 44: ...per middle and lower zones of the meter Click on the color sample of a zone to open a color selection panel to choose a different color for that zone Overload Cursor The overload cursor appears on the...

Page 45: ...c sends a special test signal comprising color bars and tone plus a detectable element that is used to align audio video delays in a processing path This AMX 1901 becomes the transmitter in the alignm...

Page 46: ...card configuration after a preset is loaded will change the display to Custom instead of the preset value Select any one of the five presets using the pull down list Click Load to load the contents of...

Page 47: ...ile name and location to which the selected profiles for this card will be saved Hint It is a good idea to create a folder for these files because they are not explicitly identified as AMX 1901 profil...

Page 48: ...The Select column includes a checkbox to identify the AMX 1901 cards onto which you will copy profiles from the current card For convenience a Select all checkbox is provided in the column header Note...

Page 49: ...ption This option enables the audio dynamics processing functionality of the AMX 1901 5 15 2 ALC option This option enables the Automatic Loudness Control feature for the 8 channels up to 8 programs o...

Page 50: ...is column allows configuration of the contribution of selected individual alarms to the status LED located on the front card edge The Card LED status is shown at the bottom of the alarm tree in the St...

Page 51: ...them Log Events iControl maintains a log of alarm events associated with the card The log is useful for troubleshooting and identifying event sequences Click in the checkbox to enable logging of alarm...

Page 52: ...with all the other settings Get alarm keys Click this button to open a save dialog where you can save a file containing a list of all alarms on this card and their current values along with an Alarm...

Page 53: ...l that is shown for this AMX 1901 when it appears in iControl applications Short Label type the short form label that iControl uses in some cases 8 characters Source ID type a descriptive name for thi...

Page 54: ...vice for this AMX 1901 to register itself on a user specified Jini lookup service using the following syntax in the data box jini ip_address where ip_address is the ip address of the server running th...

Page 55: ...SMPTE 292M 1 485 1 485 1 001 Gb s SMPTE 424M 2 970 2 970 1 001 Gb s Supported formats 480i59 94 576i50 SMPTE 274M 1080 59 94 1080p23 98 24sF 25 29 97 SMPTE 296M 720p24 720p23 98 24 50 59 94 SMPTE 425...

Page 56: ...min Rate 115200 bauds OPTICAL VIDEO INPUT 0 or 1 Refer to SFP module specifications SFP R S13 LC SFP RT S13 LC SFP RT W13 LC SFP RT W15 LC Optical Video Output 0 1 OR 2 Refer to SFP module specificat...

Page 57: ...eurotech grassvalley com China Office hours 9 30 a m 6 00 p m GMT 8 Telephone 86 10 5873 1814 asiatech grassvalley com Playout Automation Europe Middle East Africa UK Office hours 9 00 a m 5 30 p m GM...

Page 58: ...080i50 59 1080p50 59 REF SOURCE AUTO EXTERNAL URS FREE RUN METADATA AFD AFD MODE PASS BLANK AUTO INSERT AFD DEFAULT 4 3_0 4 3_1 16 9_15 insert AFD mode AFD FORCED DEFAULT KEEP LAST AFD SOURCE AFD VLI...

Page 59: ...s installed DO NOT LOOK INTO AN OPERATING SFP MODULE S CONNECTORS AS EYE DAMAGE MAY RESULT The SFP module is sensitive to electrostatic discharge ESD It is recommended that you use an ESD preventive w...

Page 60: ...C fiber optic connector that is plugged into the SFP module and pull it straight out to disengage the optical fiber from the SFP Never pull the fiber optic cable itself as catastrophic damage may occu...

Page 61: ...reens with a different aspect ratio 4 3 AFD flags 16 9 Letterbox top image in a 4 3 frame 4 3_2 4 3 Full frame image in a 4 3 frame 4 3_8 14 9 Letterbox image in a 4 3 frame 4 3_11 14 9 Letterbox top...

Page 62: ...a 16 9 frame use preferred 16 9_11 flag instead 16 9_3 14 9 Pillar box image in a 16 9 frame 16 9_11 16 9 Letterbox center image in a 16 9 frame 16 9_4 4 3 Pillar box image Shoot and protect 14 9 in...

Page 63: ...er was used to install the AMX 1901 2 A list of loudness monitoring resources will appear including your AMX 1901 3 Click Settings to specify the path to the location where loudness data files will be...

Page 64: ...ved from the AMX 1901 as described above 1 From your iControl Application iControl Solo or iControl Navigator double click Loudness Analyzer The complete user manual for the Audio Loudness Analyser is...

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