Chapter 9. Replacing Frus; Locations; Locating Connectors, Controls, And Indicators On The Front Of Your Computer - Lenovo THINKSTATION 7783 Hardware Maintenance Manual

Chapter 9. Replacing FRUs

This chapter provides step-by-step instructions for replacing major FRUs.
Important
Be sure to read and understand the Chapter 2 "Safety information" on page 3 before replacing any FRU.
These precautions and guidelines will help you work safely.
FRU replacements are to be done only by trained service technicians.

Locations

Locating connectors, controls, and indicators on the front of your
computer
Figure 1 "Front connector, control, and indicator locations" on page 67 shows the locations of the
connectors, controls, and indicators on the front of your computer.
Figure 1. Front connector, control, and indicator locations
1
Optical drive eject/close button
2
Hard disk drive activity indicator
3
Power indicator
4
Power switch
© Copyright Lenovo 2011, 2012
5
USB connector (USB port 1)
6
Headphone connector
7
Microphone connector
8
USB connector (USB port 2)
67