Acer TravelMate 290 User Manual page 51

Installing memory
Follow these steps to install memory:
1 Turn off the computer, unplug the AC adapter (if connected) and
remove the battery pack. Then turn the computer over to access its
base.
2 Remove the screws from the memory cover (a); then lift up and
remove the memory cover (b).
3 Insert the memory module diagonally into the slot (a), then gently
press it down (b) until it clicks into place.
4 Replace the memory cover and secure it with the screw.
5 Reinstall the battery pack, and reconnect the AC adapter.
6 Turn on the computer.
The computer automatically detects and reconfigures the total
memory size.
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