Lenovo THINKCENTRE 6019 - Manual (Page 91)

Rear connectors
This illustration shows the location of connectors on the rear of your computer.
Some connectors on the rear of your computer are color-coded to help you
determine where to connect the cables on your computer.
1 Power cord connector 9 USB connectors (2)
2 Power-supply-diagnostic LEDs
(some models)
10 External SATA connector
3 Audio-line-in connector 11 USB connectors (4)
4 Audio-line-out connector 12 Ethernet connector
5 Microphone 13 PCI Express x16 graphics adapter
connector
6 Serial connector 14 PCI adapter connector
7 Parallel connector 15 Serial connector (some models)
8 VGA-monitor connector
Chapter 8. Replacing FRUs - Desktop computers 85