How to work with duress passcodes and avoid ‘Passcode in Use’ errors.
Why does ‘Passcode in Use’ display when adding a new code and how to prevent the message from displaying.
How to add or Modify user and access credentials.
How can I add or modify a user or access card/token/pin using the D1255 keypad?
D1255,D1255R,D1255RB,D9210B
The panel is dialing in Pulse when its programmed to dial in DTMF.
How to make the panel dial in DTMF when programmed for DTMF but still dialing in Pulse.
How to troubleshoot Comm Fail when intrusion alarm panels communicate over phone lines.
What would cause a control panel to go into Comm Trouble or Comm Fail?
