DSC-PG9303 Battery Replacement

DSC-PG9303 Battery Replacement

PG9303—Battery Replacement

When it is time to replace the battery in your door/window sensor, you will see an alert on your system panel, as well as a notification in the alarm.com app

The DSC PG9303 door/window sensor requires a 3-volt lithium CR2450 Panasonic battery, which can be purchased at your local hardware, mass retailer, or battery store.

Step-by-Step Instructions:

1. Locate the sensor with a low battery on either your system keypad or App

2. Open the cover by inserting a coin into the slot, then twist to remove. If a coin is not available, insert a 4mm flat screwdriver into each slot of the plastic cover, then twist to open each side.


3. Remove and replace the 3-volt lithium CR2450 Panasonic battery.

4. Make sure the area where the batteries are stored is clean and there is no corrosion.
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5. Place the cover back on starting with the opposite end from which it was opened. You should hear a snapping sound if it closes correctly.

6. Check if the low battery status has cleared from the keypad and the app

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