Toshiba T2000 Maintenance Manual page 118

Before You Begin
Review the procedures in this section before you begin disassembling the T2000. Familiarize
yourself with the steps and remember the following points:
1. Do not disassemble the T2000 unless it is operating abnormally.
2. Use only the correct and approved tools.
3. Make sure the working environment is free from the following elements whether you are
using or storing the T2000:
dust and contaminates
static electricity
extreme heat, cold, and/or humidity
4. Make sure the FRU you are replacing is causing the abnormal operation by performing the
necessary tests described in Part 3 of this manual.
5. Do not perform any operations that are not necessary.
6. Follow the described procedures for disassembling and installing FRUs in the T2000.
7. After removing parts from the computer, place them in a safe place away from the com-
puter so they are not damaged and do not interfere with your work.
8. You will remove and replace many screws when you disassemble the T2000. When you
remove screws, make sure they are placed in a safe place and identified with the correct
parts.
9. The T2000 contains many sharp edges and corners. Be careful not to injury yourself.
10. After you have replaced an FRU, make sure the T2000 is functioning properly by perform-
ing the appropriate test on the FRU you have fixed or replaced.
While assembling the T2000, remember the following general points:
1. Make sure all cables and connectors are securely fastened.
2. Before securing parts, make sure there are no cables that will be pinched or otherwise
damaged.
3. Check to be sure all latches and pressure plates are locked into place.
4. Be sure to use the correct screws to secure the various parts. Screw sizes are listed in the
corresponding figures.
5. Make sure you replace all the screws that were removed during disassembly.
After installing an FRU in the T2000, confirm that the FRU and the T2000 are functioning properly
before returning the unit.
Tools
You will need the following equipment to disassemble and reassemble the T2000:
(1) M 2.5 Phillips-head screwdriver to remove and replace screws.
(1) M 3 Phillips-head screwdriver to remove and replace the HDD screws.
Tweezers to lift out screws that you cannot easily grasp with your fingers.
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