Hafele DT 100 Bedienungsanleitung Seite 17

The locking authorisations for the user keys are also retained after a battery change
and do not have to be reset.
For step-by-step instructions "Battery change" see
illustrations starting on page 51.
AA
NOTE
> Do not throw batteries in the household waste!
> Dispose of batteries in an environmentally friendly way, e.g.
using a municipal collection point.
17