Replacing A Pci Adapter Card - Lenovo ThinkStation S20 4157 Hardware Manual

7. To install the memory fan, engage the rear of the duct with the retainer on the
8. Go to "Completing the FRU replacement" on page 131.
Note: Your system memory speed is determined by a number of factors, including

Replacing a PCI adapter card

This section provides information about how to replace a PCI adapter card.
To replace a PCI adapter card, do the following:
1. Remove the computer cover. See "Removing the cover" on page 96.
2. Unlatch and open the card retainer .
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Hardware Maintenance Manual
system board and then pivot the duct downwards until the duct snaps into
position. Reconnect the memory fan cable to the system board.
the microprocessor model and the type, speed, size (capacity), and number
of DIMMs installed.
Attention
Do not open your computer or attempt any repair before reading and understanding the
"Important safety information" in the ThinkStation Safety and Warranty Guide that came
with your computer. To obtain a copy of the ThinkStation Safety and Warranty Guide, go to:
http://www.lenovo.com/support