Back view
1 Line-out port 2 Serial Port (optional)
3 DP/HDMI2.0b/VGA port (optional) 4 HDMI port
5 DisplayPort 6 Service tag
7 USB 3.1 Gen 1 ports (2) 8 USB 2.0 ports (2) (supports Smart Power On)
9 Network port 10 Expansion card slots (2)
11 Power connector port 12 Power supply diagnostic light
13 External antenna connectors (2) (optional) 14 Kensington security cable slot
15 Padlock ring
10 Chassis