No.  | Name  | No.  | Name  | 
|---|---|---|---|
| 1 | Power connector | 11 | USB port x 4 (VM support) | 
| 2 | Monitor ports | 12 | Power interlock switch (not used) | 
| 3 | USB port (keyboard) | 13 | Data Transfer Unit ports | 
| 4 | USB port (mouse) | 14 | Optical disc drive | 
| 5 | USB port (backup) | 15 | Disc eject button | 
| 6 | Gigabit Ethernet port (printer to print server) | 16 | Front USB ports | 
| 7 | Gigabit Ethernet port (print server to network) | 17 | System error indicator | 
| 8 | Digital display (7-segment) | 18 | HDD access indicator | 
| 9 | DVI monitor port | 19  | Network indicator  | 
| 10 | HDMI port | 20 | Power switch |