Acer Aspire 2020 - Manual (Page 56)

Peripherals and options 46
English
To remove a PC card
1 Close the applications (if any) using the PC card.
2 Double click on the PC card icon on the taskbar, and then select
the option to safely remove the card. Wait for the message telling
you that it is now safe to remove the card.
3 Press the PC card eject button (a) to partially eject the card.
4 Pull the card from the slot (b).