Acer TravelMate 280 TravelMate 230/280 Service Guide - Page 90

5. Remove the other screw from the base of the unit, then remove the fan from the lower case. Removing the CPU Heat Sink 1. See "Removing the Battery" on page 64 2. See "Removing the Middle Cover" on page 70 3. See "Removing the Keyboard" on page 71 4. See "Removing the Heat Plate" on page 72 5. See "Removing the Audio Board" on page 87 6. Remove four screws and then detach the CPU heat sink from the main unit. NOTE: Please follow the numeric orders such as 1, 2, 3, and 4 to screw the CPU heat sink to the main board. It is suggested that you reverse the sequence when you remove the screws. Removing the Processor 1. See "Removing the Battery" on page 64 82 TravelMate 230/ 280