Kronos 4000 series User Manual page 61

4. Locate and remove the two screws on the left side of the base. See the
following illustration. Keep the screws in a safe place.
5. While supporting the cover with one hand, squeeze the two clips shown in the
following illustration to release the hinge clip holding the cover in place.
Series 4000 Badge Timeclock User's Guide
Servicing the Timeclock
4-13