warning Chamberlain

Error Code Beep every 30 seconds

Battery is low or 12V battery needs to be replaced.

? What Causes This

Battery backup power is running low or battery will no longer hold a charge.

How to Fix It

  1. If flashing orange LED: Battery is low but still operational.
  2. If solid red LED: Replace the 12V battery with Chamberlain part# 41A6357-1.

Source: page 38 of the official manual

From the manual

Manual page 38 — Chamberlain error Beep every 30 seconds

This error code appears in:

Chamberlain Chamberlain Garage Door Opener