Lenovo ThinkCentre Edge 72 Hardware Maintenance Manual (HMM) for ThinkCentre E - Page 123

Installing or replacing a PCI card, Depending on whether you are installing or replacing a PCI card

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Figure 53. Pivoting the drive bay assembly upward 5. To lower the drive bay assembly, press the drive bay assembly clip 1 inward and pivot the drive bay assembly downward as shown. Figure 54. Lowering the drive bay assembly Installing or replacing a PCI card Attention: Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to install or replace a PCI card. Your computer has two PCI Express x1 card slots and one PCI Express x16 graphics card slot. To install or replace a PCI card, do the following: 1. Turn off the computer and disconnect all power cords from electrical outlets. 2. Remove the computer cover. See "Removing the computer cover" on page 116. 3. Depending on whether you are installing or replacing a PCI card, do one of the following: • If you are installing a PCI card, remove the screw that secures the appropriate metal slot cover. Then, remove the metal slot cover. Chapter 10. Replacing FRUs (Machine Types: 3493, 3496, and 3497) 119

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Figure 53. Pivoting the drive bay assembly upward
5. To lower the drive bay assembly, press the drive bay assembly clip
1
inward and pivot the drive bay
assembly downward as shown.
Figure 54. Lowering the drive bay assembly
Installing or replacing a PCI card
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the
ThinkCentre User Guide
. To obtain a copy of the
ThinkCentre User Guide
, go to:
This section provides instructions on how to install or replace a PCI card. Your computer has two PCI
Express x1 card slots and one PCI Express x16 graphics card slot.
To install or replace a PCI card, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See “Removing the computer cover” on page 116.
3. Depending on whether you are installing or replacing a PCI card, do one of the following:
•
If you are installing a PCI card, remove the screw that secures the appropriate metal slot cover.
Then, remove the metal slot cover.
Chapter 10
.
Replacing FRUs (Machine Types: 3493, 3496, and 3497)
119