FAQ
- Q: Why does my DHXXX-XMXXX / DVXXX-XMXX display show “D”?
- Q: Why does my EHXXX-XMXXX / EVXXX-XMXXX display show “OK” or “AOK”?
- Q: Why does my MICRO COMM® hall lantern light the arrows, but the gong doesn’t sound?
- Q: Why does my M3491/INN3491 light both arrows?
- Q: Why does my M3491/INN3491 light the arrows, but the gong doesn’t sound?
- Q: Why doesn’t my VM3541 board light my discrete lanterns?
- Q: Why is my VM3541 voice board announcing the wrong priority/emergency messages?
- Q: Why doesn’t my VM3541 voice board announce any floors?
- Q: Why does the display on my VM3541 voice board show “NC”?
- Q: Why do the arrows on my car riding lantern light, but the gong does not sound.
- Q: Why does my display show “OT”?
- Q: Why does my display show “NC”?
- Q: Why does my display repeatedly flash “CE” then “2W” or “E” then “W”?
- Q: Why does my display show “2V”? (Some older displays may show “OK” instead.)
- Q: Why does my display show “ZZ”?