Lenovo ThinkCentre M55 - Manual (Page 41)

Replacing the internal speaker
Attention:
Do not remove the computer cover or attempt any repair before reading the “Important
safety information” in the Safety and warranty guide that was included with your computer
or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the
Safety and warranty guide or HMM, go to the Support Web site at http://www.lenovo.com/
think/support.
1. Remove the computer cover. See “Removing the computer cover” on page 5.
Note: For this procedure, it helps to lay the computer on its side.
2. Remove the air baffle by squeezing the two tabs 1 together and pulling it out
of the chassis.
3. Locate the internal speaker connector, see “Identifying parts on the system
board” on page 4.
4. Disconnect the speaker cable from the system board.
Chapter 2. Replacing hardware 33