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4
Removal and replacement procedures
preliminary requirements
Use this information to properly prepare to disassemble and reassemble the computer.
Tools required
You need the following tools to complete the removal and replacement procedures:
●
Tweezers
●
Nonconductive, nonmarking pry tool
●
Magnetic Phillips P1 screwdriver
Service considerations
The following sections include some of the considerations that you must keep in mind during
disassembly and assembly procedures.
NOTE:
As you remove each subassembly from the computer, place the subassembly (and all
accompanying screws) away from the work area to prevent damage.
Plastic parts
Using excessive force during disassembly and reassembly can damage plastic parts.
Cables and connectors
Handle cables with extreme care to avoid damage.
IMPORTANT:
during the reassembly process. Improper cable placement can damage the computer.
Apply only the tension required to unseat or seat the cables during removal and insertion. Handle cables
by the connector whenever possible. In all cases, avoid bending, twisting, or tearing cables. Be sure that
cables are routed so that they cannot be caught or snagged as you remove or replace parts. Handle flex
cables with extreme care; these cables tear easily.
Drive handling
Note the following guidelines when handling drives.
IMPORTANT:
computer, damage to a drive, or loss of information, observe these precautions:
●
Before removing or inserting a hard drive, shut down the computer. If you are unsure whether
the computer is off or in Hibernation, turn the computer on, and then shut it down through the
operating system.
20
Chapter 4 Removal and replacement procedures preliminary requirements
When servicing the computer, be sure that cables are placed in their proper locations
Drives are fragile components. Handle them with care. To prevent damage to the
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