Replacing The System Fan - Lenovo C2 Series Hardware Maintenance Manual

Replacing the system fan

Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo
recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches
or other damage.
To replace the system fan (C225/C325/C320)
Step 1. Remove any media (disks, CDs, or memory cards) from the drives, shut down the operating
system, and turn off the computer and all attached devices.
Step 2. Unplug all power cords from electrical outlets.
Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to "Left and right view"
and "Rear view" for help with locating the various connectors.
Step 4. Remove the optical drive. Refer to "Replacing the optical drive".
Step 5. Remove the hard disk drive cover. Refer to "Replacing the hard disk drive".
Step 6. Remove the speaker cover. Refer to "Removing the speaker cover".
Step 7. Remove the computer cover. Refer to "Removing the computer cover".
Step 8. Remove the EMI cover. Refer to " Removing the EMI cover".
Step 9. Disconnect the power cable from the motherboard.
Step 10. Remove the 3 screws that secure the system fan to the chassis and lift the system fan up to
remove it.
For models C225 and C325 refer to the illustration below.
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Chapter 8 Replacing hardware
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