Dell Latitude X1 Guide De Référence Rapide page 16

Removing a Battery
CAUTION:
1 Ensure that the computer is turned off or connected to an electrical outlet.
2 Slide and hold the battery-bay latch releases on the bottom of the computer, and then remove
the battery from the bay.
Installing a Battery
Slide the battery into the bay until the latch releases click.
16
Quick Reference Guide
Before performing these procedures, disconnect the modem from the telephone wall jack.
latch releases (2)