KOPPEL K5305-1V1 Error 321: Bell/Siren Trouble

Security system control panel · taken from the manufacturer’s manual, pages cited

Alarm code321

There is a problem with the bell or siren device, preventing it from operating correctly. The manual lists no action for this code.

Model
KOPPEL K5305-1V1
Display shows
Bell/Siren Trouble (321)
Type
Alarm code
Source
Manual p. 67

What 321 means

Bell/Siren Trouble p. 67

If 321 is still not resolved

The manual gives no further instruction for this code. Open the code table in the PDF or contact KOPPEL service.

This page summarises what the manufacturer’s manual says about 321; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with KOPPEL. Found a mistake? Report an error.