DoorBird D21 Series Manual
Browse online or download pdf Manual for Control Unit DoorBird D21 Series. DoorBird D21 Series 4 pages. Display module and keypad with 16 keys
Also for DoorBird D21 Series: Connection Manual (6 pages), Manual (2 pages), Quick Start Manual (2 pages), Installation (2 pages), Quick Start Manual (2 pages), Manual (2 pages)
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Manual
REPLACING THE KEYPAD MODULE
D21x series
TECHNISCHE DATEN
Before replacing the keypad the existing
cable connection has to be removed.
1
Loosen the four nuts of the
keypad protective housing.
2
Remove the keypad protective
housing.
3
Replace the rubber seal.
4
Replace the keypad buttons.
To assemble, follow these steps in
reverse order.
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