Lenovo ThinkStation D20 - Manual (Page 47)

Replacing the internal speaker
Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety
information” in the ThinkStation Safety and Warranty Guide that came with your computer. To obtain a copy of the
ThinkStation Safety and Warranty Guide, go to:
http://support.lenovo.com
This section provides instructions on how to replace the internal speaker.
To replace the internal speaker:
1. Remove the computer cover. See “Removing the computer cover” on page 11.
2. Remove the front bezel. See “Removing the front bezel” on page 12.
3. Locate the internal speaker. See “Locating components” on page 7.
4. Access system board components. See “Accessing system board components” on page 13. Note the
route of the internal speaker cable and power LED cable, and then disconnect these cables from the
system board. See “Identifying parts on the system board” on page 8.
5. Disengage the internal speaker locking tab 3 and slide the internal speaker 1 downwards to completely
remove it from the chassis.
Figure 44. Removing the internal speaker
6. Route the new internal speaker cable and power LED cable, and then position the two internal speaker
latches 2 into the metal slots in the chassis, then push the internal speaker upwards until it snaps
into position.
7. Connect the internal speaker cable and the power LED cable to the system board. See “Identifying
parts on the system board” on page 8.
Chapter 3 . Installing options and replacing hardware 41