Dell U2413 User Manual page 16

24 TMDS Clock-
DisplayPort Connector (DP in and DP out)
Pin 20-pin Side of the Connected Signal Cable
Number
1 ML0(p)
2 GND
3 ML0(n)
4 ML1(p)
5 GND
6 ML1(n)
7 ML2(p)
8 GND
9 ML2(n)
10 ML3(p)
11 GND
12 ML3(n)
13 GND
14 GND
15 AUX(p)
16 GND
17 AUX(n)
18 HPD
19 DP_PWR_Return
20 +3.3 V DP_PWR
24 TMDS Clock-