Thinklogical Velocityrgb Video Extension System-9 Product Manual page 24

Example of modifying an existing video modeline:
The VESA timing for 1280x1024_60Hz (SXGA) is loaded into the VelocityRGB 9 TX. The modeline can be
easily modified to support the alternate timing listed in the table below. Modifiable differences are highlighted.
Parameter
Resolution
Pixel Clock (MHz)
Horizontal Frequency (kHz)
Vertical Refresh (Hz)
Horizontal Total Pixels
Horizontal Active (Pixels)
Horizontal Front Porch(Pixels)
Horizontal Sync Width(Pixels)
Horizontal Back Porch(Pixels)
Vertical Total Lines (Lines)
Vertical active lines (Lines)
Vertical Front Porch (Lines)
Vertical sync (Lines)
Vertical Back Porch (Lines)
The resolution you wish to modify must be applied to the TX video input connector. Using the arrow
down, scroll down to *Video as shown below.
Using the right arrow, scroll right until VGA Connected is displayed as shown below. Then press enter.
Revision D
Supported Timing
1280x1024_60
108
63.98
60
1688
1280
48
112
248
1066
1024
1
3
38
Thinklogical
VelocityTX9
*Video
Alternate Timing
1280x1024_60 SGI Onyx
107.352
63.9
60
1680
1280
40
120
240
1065
1024
3
3
35
Vxx.xx
19 December 2012