Thinkcentre Led Dot - Lenovo ThinkCentre M70c Hardware Maintenance Manual

4. Remove the hard disk drive. See "Hard disk drive" on page 62.
5. Disconnect the internal speaker cable from the system board.
6. Remove the internal speaker.
7. Install the internal speaker.
8. Connect the new internal speaker cable to the system board.
9. Reinstall all the removed parts. Then, reconnect the power cord and all disconnected cables to the
computer.

ThinkCentre LED dot

Prerequisite
Before you start, read Chapter 1 "Important safety information" on page 1 and print the following
instructions.
Replacement procedure
1. Remove the computer cover. See "Computer cover" on page 56.
2. Remove the front bezel. See "Front bezel" on page 57.
3. Remove the optical drive. See "Optical drive" on page 60.
4. Remove the hard disk drive. See "Hard disk drive" on page 62.
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M70c Hardware Maintenance Manual