Lenovo 4263 Laptop User Manual


 
14. Reinstall the PCI card holder. See “Removing and reinstalling the PCI card holder” on page 15.
What to do next:
To work with another piece of hardware, go to the appropriate section.
To complete the installation or replacement, go to “Completing the parts replacement” on page 37.
Replacing the front fan assembly
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://support.lenovo.com
This section provides instructions on how to replace the front fan assembly.
Note: Not all computers have the front fan assembly.
To replace the front fan assembly, 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. Remove the computer cover. See “Removing the computer cover” on page 13.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 14.
4. Remove the PCI card holder. See “Removing and reinstalling the PCI card holder” on page 15.
5. Disconnect the front fan assembly cable from the front fan connector on the system board. See
“Locating parts and connectors on the system board” on page 9
.
32 ThinkStation User Guide