The Gefen DVI Detective solves issues related to EDID that prevent signal passing from source to display. DVI (and VGA) Displays use Extended Display Identification Data (EDID) to communicate the video resolutions and timings that they are capable of displaying to the source.
Gefen DVI Detective Kit
Height 1.8 in. (4.6 cm.)
Width 2.6 in. (6.6 cm.)
Depth 1.2 in. (3 cm.)
Weight 0.18 lbs. (0.08 kg.)
Video Resolution 3840 x 2400 (Dual-link)
2048 x 1080 (2K)
1920 x 1200 (WUXGA)
Maximum Pixel Clock 2 x 165 MHz
Video Input 1 x DVI-I, 29-pin, female
Video Output 1 x DVI-I, 29-pin, female
Programming 1 x Push button, momentary switch
Write-protect switch 1 x two-position, slide switch
Power Indicator 1 x LED, red
Operating Temperature +41 to +113 °F (+5 to +45 °C)
Power UL Certified
Power Input 5V DC
Power Consumption 5 watts (max)