Section 1 - Product Overview
Front
1
2
1
Status LED
2
Motion Sensor
3
Tamper Key
4 Battery Cover Plate Screw
5
CR2450 Battery
6
Reset Button
7
Mounting Bracket
D-Link DCH-B122 User Manual
Hardware Overview
Battery Cover Attached
3
4
Blinking red every 1 second
Rapidly blinking red every 0.2 second Successfully reset.
Solid red
Off
Detects motion up to 16 feet away.
Detects if the mounting bracket used to mount the sensor has been removed.
Remove this screw to remove the battery cover plate to reveal the battery as well as the reset button.
When the battery runs out of power, press down on the battery to snap it out. Replace with the same
CR2450 3V type battery. Lightly press down to snap the replacement battery into place.
Press and hold the Reset Button until the LED blinks red in order to reset the sensor to factory default
settings.
DCH-B122 ships with this already attached with double-sided tape covered by a sticker adhered to it.
Slide down to remove.
Back
Battery Cover Removed
Waiting for pairing.
Pairing completed.
Power saving mode. Waiting to be triggered.
Mount
5
6
7
3