www.lightware.eu  Firmware version: 1.1.3 
For technical support contact support@lightware.eu  Document revision: 1.1 
DVI-OPT-TX220-ST-Pro 
Quick Start Guide 
Installation 
1.  Connect the DVI source (e.g. computer) to the DVI INPUT connector. 
2.  Connect  a  compatible Lightware fiber receiver unit  to  the  FIBER OUTPUT  by  using  an  ST 
connector equipped multimode fiber cable. 
3.  Optionally connect a display device to the LOCAL MONITOR OUTPUT connector. 
4.  Connect the IEC power cable to the transmitter. 
5.  Select the EDID to emulate depending on the desired display resolution. 
6.  Power  on  the  DVI  source  (e.g.  computer).  It  will  read  the  EDID  from  the  transmitter, 
thereafter it will output the video signal according to the set resolution. 
7.  Power on the fiber receiver and the connected display devices. They will display the picture 
from the DVI source (e.g. computer). 
Checking emulated EDID 
1.  Use the left (◄) and right (►) buttons to select the Emulated EDID menu. 
2.  In the lower line, three messages toggle automatically showing the preferred resolution, the 
name of the display and a three letter abbreviation assigned to the manufacturer. 
Selecting an EDID 
1.  Use the left (◄) and right (►) buttons to select the Switch EDID menu. 
2.  Use the up (▲) and down (▼) buttons to select the desired memory slot. Hold down the 
buttons to scroll faster. 
3.  Press ENTER to emulate selected EDID. 
4.  The EDID change is confirmed with a following message: „EDID switched!” 
Learning EDID 
1.  Use the left (◄) and right (►) buttons to select the Learn EDID menu. 
2.  Use the up (▲) and down (▼) buttons to select a memory slot (it will be overwritten). Hold 
down the buttons to scroll faster. 
3.  Press ENTER to learn EDID to the selected memory slot from the last attached monitor on 
the LOCAL MONITOR OUTPUT. 
4.  The EDID learn is confirmed with a following message: „EDID learned!” 
 
EDID Memory #00: Transparent EDID operation, the last attached monitor's EDID is repeated at 
the DVI INPUT. 
Factory Preset EDID list 
*  Universal  EDID  (address  #49)  allows  multiple  resolutions  including  all  common  VESA 
defined resolutions. In addition, it also features audio support. 
User Memory EDIDs 
EDIDs can  be learned or uploaded  to memory slots #51  .. #99 (referred as  U1 ..  U49 in 
Matrix Controller software)