Replacing The Card Reader - Lenovo ThinkCentre E93z Hardware Maintenance Manual
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Also See for ThinkCentre E93z:
- Hardware maintenance manual (142 pages) ,
- User manual (122 pages) ,
- Safety, warranty, and setup manual (2 pages)
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8. Ensure that the small handle is in the raised position and the microprocessor retainer is fully open.
9. Remove the protective cover that protects the gold contacts of the new microprocessor.
10. Note the orientation of the new microprocessor. Hold the new microprocessor by its edges and align
the notches
1
on it with the tabs
microprocessor straight down into the microprocessor socket.
Note: The small triangle
indicator. The new microprocessor is in the correct orientation when this indicator points to the beveled
corner
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of the microprocessor socket.
Figure 41. Installing the microprocessor
11. Close the microprocessor retainer and lock it into position with the small handle to secure the new
microprocessor in the socket.
12. Reinstall the heat sink assembly. See "Replacing the heat sink assembly" on page 98.
Replacing the card reader
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
2 "Safety information" on page 3.
This section provides instructions on how to replace the card reader.
Note: The card reader is available only in some models.
To replace the card reader, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Place a soft, clean towel or cloth on the desk or other flat surface. Hold the sides of your computer and
gently lay it down so that the screen is against the surface and the cover is facing up.
3. Remove the computer cover. See "Removing the computer cover" on page 79.
4. Locate the card reader in the computer. See "Locating major FRUs and CRUs" on page 70.
5. Remove the system board shied. See "Removing and reinstalling the system board shield" on page 85.
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in the microprocessor socket. Then, carefully lower the new
3
on one corner of the new microprocessor is the microprocessor orientation
.
Chapter 9
Replacing FRUs
101
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