Micro Door Sensor

Note: You will need a small flathead screwdriver.

1
one

Find the notches on the top corners of the device.

2
two

Using the screwdriver, pry off the cover of the device. The easiest way is to insert the top of the screwdriver in the notch and twist.

3
three

Remove the cover.

4
four

The device has an inner cover, remove this by popping it off with the screwdriver as well.

5
five

Carefully remove the circuit board.

6
six

Gently remove the battery.

7
seven

Note the battery terminals (+, -).

8
eight

Place a new battery in the device (CR2032).

9
nine

Place the circuit board in the device, and replace the inner cover.

10
ten

Place the cover back on the device.