Dell Precision T7400 (Late 2007) - Manual (Page 162)

162 Adding and Replacing Parts
DC Power Connectors P2
19 COM Black 18 AWG
20 COM Black 18 AWG
21 FAN FAULT Brown 18 AWG
22 5 V Red 18 AWG
23 5 V Red 18 AWG
24 COM Black 18 AWG
Pin Number Signal Name 18-AWG Wire
1 12 VC Blue/White
2 12 VC Blue/White
3 COM Black
4 COM Black
5 12 VA Yellow
6 12 VA Yellow
7 COM Black
8 COM Black
9 12 VB White
10 12 VB White
11 12 VC Blue/White
12 COM Black
13 COM Black
Pin Number Signal name Wire Color Wire Size
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20