DoorBird D21DKV - Page 20

20
15 VDC - 15 V DC Power supply input, negative pole (-). Please
connect the black wire of the power supply unit (mains
adaptor) supplied with the device here, if you do not
power the device using PoE.
Do not power the device simultaneously via
the power supply from the power supply
unit (mains adaptor) and the power supply
via PoE.
15 VDC + 15 V DC Power supply input, positive pole (+). Please
connect the red wire of the power supply unit (mains
adaptor) supplied with the device here, if you do not
power the device using PoE.
Do not power the device simultaneously via
the power supply from the power supply
unit (mains adaptor) and the power supply
via PoE.
NOTICE
NOTICE
Please take care when connecting the cables and wires. Connecting
the cables and wires the wrong way may damage the device. Wires
without insolation material must not protrude out of the green screw
connection terminal, it may lead to electrical short and damage the
device.
The yellow, green, and red cables that lead out from the side of the
Main Electrical Unit must only be used to connect components
certified by Bird Home Automation.
NOTICE
NOTICE