Locating connectors, controls, and indicators on the front of your
computer
Figure 49 “Front connector, control, and indicator locations” on page 116 shows the locations of the
connectors, controls, and indicators on the front of your computer.
Figure 49. Front connector, control, and indicator locations
1 Optical drive eject/close button 5 USB connector (USB port 2)
2 Power switch 6 Microphone connector
3 Hard disk drive activity indicator 7 Headphone connector
4 Power indicator
8 USB connector (USB port 1)
116 ThinkCentre Hardware Maintenance Manual