Kramer Electronics 621T - Manual (Page 14)

621T, 621R - Connecting and Operating the 621T, 621R 11
The RJ-45 pin assignments are as follows:
PIN Symbol Description
1 DDC Data GND DDC Data line return ground
2 DDC Data DDC Data line for (HDMI Digital Display Channel) DDC2B
communication
3 DDC Clock GND DDC Clock line return ground
4 Power GND Main power return ground
5 Power Main power for Kramer module
6 DDC Clock DDC Clock line for (HDMI Digital Display Channel) DDC2B
communication
7 5V_IN DVI 5V (DVI No. 14 pin for Display)
8 HPD Signal is driven by monitor to enable the system to identify the
presence of a Display