Urmet 1131 Manual Full Updated May 2026

: Lift the handset and check for a dial tone or background noise from the street. Have someone speak at the door station to verify clarity.

: Hang up the handset and have a visitor press your bell. The electronic tone should be audible. urmet 1131 manual full

: If your old system has a common ground for the lock and audio, terminal 6 may need a link to terminal 10. Testing the System : : Lift the handset and check for a