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7. To install the memory fan, engage the rear of the duct with the retainer on the system board and
then pivot the duct downwards until the duct snaps into position. Reconnect the memory fan cable
to the system board.
8. Go to “Completing the FRU replacement” on page 108.
Note: Your system memory speed is determined by a number of factors, including the microprocessor
model and the type, speed, size (capacity), and number of DIMMs installed.
Replacing a PCI adapter card
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.
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 78.
2. Unlatch and open the card retainer .
118 ThinkStation Hardware Maintenance Manual