Emergency Opening - Häfele DT 100 Instructions D'utilisation

9. Emergency opening

10. Troubleshooting
• If personnel with privileged user keys attempt to open the door from the outside,
the LED flashes three times in blue. The personnel know that the guest does not
want to be disturbed. The door can be opened in spite of this.
In the event of power failures or malfunctions, emergency opening can take place
via the single profile cylinder. This activity is logged in the event log.
NOTE
The product may be damaged if the single profile cylinder is
used incorrectly!
> Do not use the single profile cylinder for normal door locking /
opening.
> Keep key for single profile cylinder in a safe place.
For step-by-step instructions "Emergency opening"
see illustrations starting on page 50.
If an attempt is made to open a door with a user key
Acoustic signal is
heard twice
LEDs do not change
from red to blue
LED flashes three
times in blue
When the electronics are activated (by presenting a key)
Red and blue LED
flash three times
alternately
User key is not authorised.
Hold user key closer to control panel.
or
User key is not authorised.
The guest has activated the "do not disturb"
function.
Low battery charge.
Replace batteries.
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