Thermador DWHD771W Série Manuel D'utilisation page 21

Pour detergent into the detergent dispenser
Do not overfill the detergent dispenser.
Dosage: see manufacturer's instructions on the
packaging.
Close the lid by placing the finger on the lid as shown.
3.
Slide the lid closed and press down firmly until it
clicks.
The detergent dispenser will open automatically at the
ideal time for the set cycle. The powder or liquid
detergent is distributed in the appliance and is
dissolved, detergent tabs will fall into the detergent tab
tray where it dissolves during the cycle.
1:
Tip: If the dishware is only lightly soiled, slightly less than
the indicated amount of detergent is usually adequate.
only.
9"
21