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GUIDE TO INSTALLATION AND OPERATION 

MDX-3901  |  

29

  

5.7  Monitoring panel 

5.7.1  RALM tab 

The Remote Audio Level Meter (RALM) panel displays audio 
output level meters for up to 8 channels. Channels are 
displayed in pairs, so up to four stereo meters will be present 
in the meter display window. The source for each meter is 
selected using the pulldowns in the RALM Remote Control 
area at the bottom of the control panel.  

 

OFF 

 

CH 1&2 up to 7&8, or CH 9&10 up to 15&16 (depends 

on the Group selection value) 

The meter is divided into three zones, and the dividing points 
and color of each zone are individually configurable under the 

Meter Ballistics Config

 tab. 

Speed 

– 

select the meter response from the pull-down list, 

options are [ fast, medium, slow ] 

5.7.1.1  RALM Connections tab 

Use the radio buttons to turn the meter display ON (RALM) or 
OFF for the indicated channels. The meter appears directly 
above the controls. 

Reset Counter: 

 click this button to reset the overload counter 

on the ALM display to zero. See the next section for 
instructions on setting up the overload counter. 

5.7.1.2  Meter Ballistics Config tab 

Type

 

– select a type of meter from the pull-down list 

Upper Zone Limits

 

– select the crossover level between 

the upper and middle zones of the meter (the range of 
values shown in the pull-down list depends on the type of 
meter selected) 

Lower Zone Limits

 

– select the crossover level between 

the middle and lower zones of the meter (the range of 
values shown in the pull-down list depends on the type of 
meter selected) 

Color samples

 

– the three samples show the current selected color for the upper, 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 

 

 

Figure 5.16 RALM - meter ballistics configuration 

Figure 5.15 Monitoring - RALM tab 

Содержание GRASS VALLEY MDX-3901

Страница 1: ...MDX 3901 1 MDX 3901 12G Quad Link 3G 3G HD 16 Audio Channel AES MADI Embedder De Embedder Guide to Installation and Operation 13 03078 010 AA 2019 10 07...

Страница 2: ...MDX 3901 documentation you agree to the following terms and conditions Grass Valley hereby grants permission and license to owners of MDX 3901 to use their product manuals for their own internal busi...

Страница 3: ...l 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 th...

Страница 4: ...3 2 Card Edge Status LED 14 4 Local control using the Densit frame control panel 15 5 Remote control using iControl 16 5 1 The iControl graphic interface window 16 5 2 Video Input Output panel 19 5 2...

Страница 5: ...1 Factory Presets tab 31 5 10 Alarm Config panel 34 5 11 Info panel 37 6 Specifications 39 7 Contact Us 41 Grass Valley Technical Support 41 Corporate Head Office 41 ANNEX 1 MDX 3901 Local User Interf...

Страница 6: ...put or through the frame reference using the internal URS signal the MDX 3901 can handle video hot switches at the input without losing sync at the output In the absence of a video input the card can...

Страница 7: ...or the external reference input Minimum processing delay of 1 1 line Optional 12G and 3G SFP R T RT and TT models available Audio 8 AES inputs embedder or outputs de embedder Sample rate conversion fo...

Страница 8: ...MDX 3901 1 4 Front Card edge Interface The front card edge of the MDX 3901 incorporates two elements Status LED see section 3 2 Select Button see section 0 Figure 1 2 Front card edge layout Select Sta...

Страница 9: ...tions available on each of these panel types All cards and rear panels can be installed with the frame power on The card has connectors which plug into a mid frame mother board for distribution of pow...

Страница 10: ...ting the card into the wrong slot will not damage the card and will be flagged by the on card status LED flashing red to indicate that there is no connection to the rear panel 3 Close the front panel...

Страница 11: ...MPTE 292 1 standard for an HD input signal SMPTE 425 5 standard for link 1 of a quad link 3G signal 3G SDI IN2 IN3 IN4 Serial digital video inputs 3 Connect a serial digital video signal to the BNCs o...

Страница 12: ...X 3901 7 3DP Q F AES IN OUT HD SUB 26 1 75 BOC DA26 8BNC 1 75 digital audio breakout cable MDX 3901 7 3 SRP Q AES IN OUT HD SUB 26 1 75 BOC DA26 8BNC 1 75 digital audio breakout cable AES IN OUT Pinou...

Страница 13: ...ing the Optical Interface for instructions on installing and removing the SFP interface module and for plugging and unplugging the LC terminated fibers The SFP modules supported by the MDX 3901 are SF...

Страница 14: ...arious error conditions are specified in the Alarm Configuration panel accessible through iControl See Section 5 10 for details This chart shows the error which can be flagged on the front panel led o...

Страница 15: ...each 16 characters in length and four pushbuttons The functionality of the pushbuttons is as follows Used for menu navigation and value modification SELECT Gives access to the next menu level When a...

Страница 16: ...setting up and operating iControl In iControl Navigator or iControl Websites double click on the MDX 3901 icon to open the control panel 5 1 The iControl graphic interface window The basic window str...

Страница 17: ...are to be interpreted In cases where there is more than one possible interpretation read the error message in the iControl window to see which applies Table iControl Status Icon interpretation Icon 1...

Страница 18: ...d return the card to Grass Valley and specify the error code Section 2 The left portion of the window contains all the parameter groups which become highlighted when they are selected the main panel 4...

Страница 19: ...ithout producing artifacts on the output In order to enable the deglitcher the URS signal or the External reference must be selected in the Reference panel see section 5 3 Deglitcher select OFF or ON...

Страница 20: ...Input Deglitcher When the deglitcher mode is on each of these sources will display the alignment offset between the reference signal and the input signal Knowing the offset for both input signals you...

Страница 21: ...irst source detected in this order of priority o External o URS o Selected Input signal External selects the reference signal connected to the MDX 3901 s rear panel BNC or HD BNC connector REF URS Uni...

Страница 22: ...ce of different time code formats LTC input BNC or HD BNC on the rear panel ATC LTC 3G HD embedded in the SDI input ATC VITC 3G HD embedded in the SDI input Timecode Embedding 0 1 50 frames delay may...

Страница 23: ...M audio orange Non PCM the audio channel carries non PCM yellow Dolby E the audio channel carries Dolby E encoded audio blue Dolby D the audio channel carries Dolby Digital encoded audio pink DD the a...

Страница 24: ...o groups 1 2 3 or 4 are detected in the incoming signal The Group Detected warning color can be configured by the user in the Alarm Config panel Sect 5 10 Discrete AES Channels embedder mode only Stat...

Страница 25: ...the status indicators turn green 5 5 5 Phase Delay tab This tab controls audio phase inversion and delay for channels 1 to 16 across four tabs Phase Invert When checked inverts the selected audio chan...

Страница 26: ...summed output 0 dB 3 dB or 6 dB Mix The output channel is a mono mix of the selected channels in sub menus SOURCE A and SOURCE B Note in the case of SUM and MIX if either of the two input channels is...

Страница 27: ...nd hysteresis for the 16 audio channels Select a TP Overload CHX row to configure it in the Output section below Apply To All set to apply the settings made in the Output section to the Output setting...

Страница 28: ...he level must exceed the threshold before the silence alarm is cleared LED Color sets the status color of the front panel led for the silence alarm when activated 5 6 3 Phase tab This tab sets the pha...

Страница 29: ...ay ON RALM or OFF for the indicated channels The meter appears directly above the controls Reset Counter click this button to reset the overload counter on the ALM display to zero See the next section...

Страница 30: ...eter display is a small meter that represents the phase correlation factor between the two channels of a pair Note The level and phase meters are disabled for channels carrying any Non PCM audio Dolby...

Страница 31: ...the 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 The name of the currently sele...

Страница 32: ...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 MDX 3901 profiles and w...

Страница 33: ...the same information as is shown for the current card in the Copy profile from line i e one of the following Current User1 User2 User3 User4 User5 All The Select column includes a checkbox to identif...

Страница 34: ...f 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 Status Name column Overall Alarm This column allows co...

Страница 35: ...effect otherwise they will not be effective 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...

Страница 36: ...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 Key for ea...

Страница 37: ...s MDX 3901 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 this MDX 3901 Device Type...

Страница 38: ...for this MDX 3901 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 the lo...

Страница 39: ...T 2082 10 2160p59 94 2160p50 Cable length Belden 1694A HD 250m 820 ft at 1 485 Gb s 3G 145m 475 ft at 2 970 Gb s Cable length Belden 4794R cable 12G 50m 180 ft at 11 88 Gb s Return loss 15 dB up to 1...

Страница 40: ...SMPTE ST 170 SMPTE ST 318 ITU 624 4 blackburst Optical Signal Refer to SFP module specifications Video Processing Performance Signal path 10 bits Processing delay Deglitcher OFF 1 1 line on all forma...

Страница 41: ...r 1 530 478 4148 To obtain a local phone number for the support center nearest you please consult the Contact Us section of Grass Valley s website www grassvalley com An online form for e mail contact...

Страница 42: ...EF SOURCE AUTO EXTERNAL URS INPUT DEGLITCHER OFF ON Requires valid Reference RECOVERY SIGNAL COLOR BAR BLACK BURST FORMAT OFF 720p50 720p59 1080p25 1080p29 1080i50 1080i59 1080p50 1080p59 2160p50 12g...

Страница 43: ...ble the module may be powered up as soon as it is 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...

Страница 44: ...at the exposed end of the optical fiber in the LC connector is clean Carefully remove any debris if necessary 3 Plug the LC terminated fiber optic cable into the SFP module Removing the fiber optic ca...

Страница 45: ...forefinger and pull it straight out of the slot Do NOT pull on the bale clasp lever to remove the module as it is easily damaged You may find that you need to wiggle the module or perhaps push it into...

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