Acer 1820PT - Manual (Page 87)

Chapter 3 77
Removing the RTC Battery
1. See “Removing the Mainboard” on page 73.
2. Carefully lift the battery out of the main board.
Removing the Speaker Modules
1. See “Removing the Mainboard” on page 73.
2. Remove the two (2) screws.
Step Screw Quantity Screw Type.
Speaker M2*3 2