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Operating OMX-SW8x8NT Matrix Switchers 

 

12 

7  Operating OMX-SW8x8NT

 

Matrix Switchers 

Operate your 

OMX-SW8x8NT 

via:

  

The front panel buttons 
RS-232/ RS-485 serial commands transmitted by a touch screen system, 

PC or other serial controller

 

7.1  Displaying Unit Characteristics 

The 

OMX-SW8x8NT 

7-segment

 

Display shows the selected audio

1

 or video

2

 

input switched to the marked output. 
The unit characteristics

3

 are displayed in the following circumstances: 

Immediately (and automatically) after switching on the power; and 
When simultaneously pressing and holding for 3 seconds the “IN”

 

buttons  

1, 2 and 3 

7.2  Selecting and Connecting an Output and/or Input   

To select an output or input, press the designated button on the front panel. These 

buttons correspond to the output connections marked on the rear panel.

 

 

To connect a video / audio input to a specific output, press the desired 

output button, followed by the desired input button 

To disconnect a video / audio input from a specific output, press the 

desired output button followed by the OFF button. To disconnect all the 

outputs, press the ALL button, followed by the OFF button 

To connect a video / audio input to all outputs, press the ALL button 

followed by the INPUT button corresponding to the input which is to be 

routed to all the outputs 

 

 

 

 

 

 

 

                                                       

 

1 When the Audio button illuminates, that is, when the audio breakaway mode is selected 
2 When the Video button illuminates, that is, when the video breakaway mode is selected 
3 Machine model and software version 

Содержание OMX-SW8X8NT

Страница 1: ...OMX SW8x8NT ...

Страница 2: ...ng Unit Characteristics 12 7 2 Selecting and Connecting an Output and or Input 12 7 3 Choosing the Audio Follow Video or Breakaway Option 13 7 3 1 Setting the Audio Follow Video Option 13 7 3 2 Setting the Breakaway Option 13 7 4 Storing Recalling Input Output Configurations 13 7 4 1 Storing an Input Output Configuration 13 7 4 2 Recalling an Input Output Configuration 14 7 4 3 Deleting an Input O...

Страница 3: ... Panel Features 4 Table 2 OMX SW8x8NT Rear Panel Features 4 Table 3 Recommended Ambient Temperature and Humidity Range 5 Table 4 Dipswitch Settings 7 Table 5 SELF Address Dipswitch Settings 7 Table 6 Technical Specifications of the OMX SW8x8NT 15 ...

Страница 4: ... locations for quick access to common configurations Audio follow video or audio breakaway option to switch audio independently from video A unique vertical and horizontal sync pulse solution Glitch free transitions which are produced when sources share a common reference sync as switching occurs during the vertical interval1 An external Sync Genlock input that may be programmed to switch accordin...

Страница 5: ... spaces 2U of a standard 19 rack To achieve the best performance Connect only good quality connection cables thus avoiding interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables Avoid interference from neighboring electrical appliances and position your OMX SW8x8NT away from moisture excessive sunlight and dust 4 Your OM...

Страница 6: ...Your OMX SW8x8NT 8x8 Audio Video Matrix Switcher 3 Figure 1 OMX SW8x8NT Video Matrix Switcher Front Panel ...

Страница 7: ...hoice pressing the RCL button again implements the new status Table 2 OMX SW8x8NT Rear Panel Features Feature Function 12 AUDIO INPUTS RCA Connectors Connect to the audio sources 13 AUDIO OUTPUTS RCA Connectors Connect to the audio acceptors 14 RS 485 Connector RS 485 port on detachable terminal block 15 EXT SYNC BNC Connector Connects to the external SYNC source 16 SYNC Source Selector Button Pus...

Страница 8: ...d enough air will still flow around the machine 3 The machine is placed straight in the correct horizontal position 4 You do not overload the circuit s When connecting the machine to the supply circuit overloading the circuits might have a detrimental effect on overcurrent protection and supply wiring Refer to the appropriate nameplate ratings for information For example for fuse replacement see t...

Страница 9: ...see section 6 2 or RS 232 and RS 485 see section 6 3 RS 232 Composite Video Recorder 8 Composite Video Recorder 1 Composite Video Player 8 Composite Video Player 1 Genlock Source Audio connections are not shown Figure 2 Connecting the Video Sources and Acceptors to the Rear Panel 1 Note that you can connect up to 8 OMX SW8x8NT units to a PC or other RS 232 or RS 485 controller 2 Switch OFF the pow...

Страница 10: ...32 communication between the switcher and PC OFF enables RS 485 communication between the switcher and PC To set the dipswitches use a small flathead screwdriver to move the dipswitches to the ON or OFF position as described in the following sections 6 1 1 SELF ADDRESS Dipswitches The SELF ADDRESS dipswitch determines the position of a OMX SW8x8NT unit in the sequence specifying which OMX SW8x8NT ...

Страница 11: ...s Reply from the Matrix Switcher to the PC In some applications it may be desirable for some machines not to reply to instructions received on the RS 232 and RS 485 ports If so set the Reply dipswitch to OFF In the case of interconnection between more than two RS 485 receivers transmitters including PC the termination resistor must be disconnected on all the devices except for the first usually th...

Страница 12: ...Connect the RS 232 DB9 port on your PC to the RS 232 DB9 rear panel port on the OMX SW8x8NT unit as Figure 4 illustrates2 depending on whether the PC has a 9 pin or 25 pin connector Female DB9 From PC PIN 4 Connected to PIN 6 PINS 8 7 1 Connected together If a Shielded cable is used connect the shield to PIN 5 PIN 5 Connected to PIN 5 Ground PIN 3 Connected to PIN 2 PIN 2 Connected to PIN 3 Male D...

Страница 13: ...ceptors and the power cord to each OMX SW8x8NT unit 2 On each OMX SW8x8NT unit set the SELF ADDRESS dipswitches as required1 see Table 5 3 Connect the RS 232 port on the first unit to the PC2 4 Interconnect the RS 485 ports on all the OMX SW8x8NT units from the RS 485 port on the first OMX SW8x8NT unit to the RS 485 port on the second OMX SW8x8NT unit and so on up to the RS 485 port on the last un...

Страница 14: ...ter Self Address 3 Figure 5 RS 232 and RS 485 Operation 6 4 RGB YUV Switching with RS 232 PC Control Three OMX SW8x8NT units can be connected in a YUV RGB setup where each video signal is composed of three sub signals that should be switched together ...

Страница 15: ...t To select an output or input press the designated button on the front panel These buttons correspond to the output connections marked on the rear panel To connect a video audio input to a specific output press the desired output button followed by the desired input button To disconnect a video audio input from a specific output press the desired output button followed by the OFF button To discon...

Страница 16: ... press either the AUDIO for audio control only or the VIDEO for video control only button If the AUDIO button illuminates switching operations relate to audio If the VIDEO button illuminates switching operations relate to video 7 4 Storing Recalling Input Output Configurations You can store and recall up to 8 input output configurations or setups in non volatile memory using the INPUT SELECTOR but...

Страница 17: ...ation To delete an input output configuration do the following 1 Press the STO and RCL buttons simultaneously Both the STO and RCL buttons blink 2 Press the appropriate INPUT SELECTOR button This erases that specific input output configuration from the memory leaving it empty and available1 7 5 Resetting the Machine To reset the machine press INPUT buttons 1 2 and 3 simultaneously The machine rese...

Страница 18: ...rs MAX OUTPUT LEVEL VIDEO 2 Vpp AUDIO 20Vpp BANDWIDTH 3dB VIDEO 200MHz AUDIO 100kHz DIFF GAIN 0 05 DIFF PHASE 0 03 Deg K FACTOR 0 05 S N RATIO VIDEO 74dB AUDIO 88 dB unweighted 1Vpp CROSSTALK all hostile VIDEO 50 dB 5MHz AUDIO 71 4dB 1kHz CONTROLS Manual RS 232 or RS 485 COUPLING VIDEO DC AUDIO AC AUDIO THD NOISE 0 016 1V 1kHz AUDIO 2nd HARMONIC 0 012 POWER SOURCE 230 VAC 50 60 Hz 115 VAC USA DIME...

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