Compaq 1610 Reference Manual page 55

You do not have to stop a PC Card from running before removing
it from the card slot. However, you should wait until a PC Card
operation is complete before attempting to remove the PC Card.
To remove a PC Card, follow these steps:
1. Slide the eject lever
the PC Card slot until the PC Card ejects.
2. Remove the PC Card from the card slot
on the bottom of the device away from
.