Locating connectors on the rear of the computer
The following illustration shows the locations of the connectors on the rear of the computer.
Figure 2. Rear connector locations
1
Voltage-selection switch (some models)
2
Power cord connector
3
Serial port
4
PS/2 keyboard and mouse connectors
(optional)
5
VGA monitor connector (not applicable on
some models)
6
DisplayPort connector (not applicable on
some models)
7
USB connectors (6)
8
Ethernet connector
Removing the computer cover
Attention
Do not open your computer or attempt any repair before reading and understanding the "Important safety
information" in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy
of the ThinkCentre Safety and Warranty Guide, go to:http://www.lenovo.com/support
64
ThinkCentre Hardware Maintenance Manual
9
Microphone connector
10
Audio line-out connector
11
Audio line-in connector
12
PCI Express x16 graphics card slot
13
PCI Express x1 card slot
14
PCI card slots (2)
15
Optional serial port