Replacing The Internal Speaker - Lenovo ThinkStation C30 Hardware Maintenance Manual

10. Remove the screw that secures the front audio and USB assembly bracket to the chassis to remove
the bracket from the chassis.
Figure 35. Removing the front audio and USB assembly
11. Install the new front audio and USB assembly bracket into the chassis and align the screw hole in the
bracket with the corresponding hole in the chassis.
12. Install the screw to secure the bracket to the chassis.
13. Reconnect the front audio and USB assembly cables to the front audio connector and the front USB
connector on the system board. See "Locating parts on the system board" on page 76.
14. Reinstall the front fan assembly. See "Replacing the front fan assembly" on page 93.
15. Reinstall the optical drive bracket into the chassis. Then, reinstall the optical drive into the chassis. See
"Installing or replacing the optical drive" on page 87.
16. Reinstall the PCI card holder. See "Removing and reinstalling the PCI card holder" on page 81.
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 127.

Replacing the internal speaker

Attention: Do not open your computer or attempt any repair before reading and understanding the "Important
Safety Information" on page 1.
This section provides instructions on how to replace the internal speaker.
To replace the internal speaker, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See "Removing the computer cover" on page 80.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 81.
4. Remove the PCI card holder. See "Removing and reinstalling the PCI card holder" on page 81.
5. Remove the optical drive. See "Installing or replacing the optical drive" on page 87.
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Chapter 10 Replacing FRUs
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