Replacing The Motherboard - Lenovo C2 Series Hardware Maintenance Manual

For models C320 and C325 refer to the illustration below.
Step 11. Lift up the chassis and attach the new speaker cables in place and line up the chassis with the
front bezel then secure it with the screws.
Step 12. Line up the new speaker system with the chassis then secure them using the screws.
Step 13. Connect the new speaker data cables to the motherboard.
Step 14. Reattach the EMI cover, the computer cover, the speaker cover, the hard disk drive cover and
the optical disk drive.

Replacing the motherboard

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 motherboard:
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Chapter 8 Replacing hardware
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