User's Manual
124 • Quick Reference Guide Onity HT24W / HT28 Smart
Quick Reference Guide
Lockset Light Indications
• Green Light – Valid Opening. Operate the handle to gain access to
the room.
• Red Light – Invalid Attempt. Card may have expired, been voided by a
new guest card, or may be for a different room.
• Alternating Red and Green Lights – Privacy indication or card out of
shift.
• Flashing Red Light – Blocked.
• Flashing Green Light – Office Mode.
• Delayed Red Light (Illuminates six seconds after card insertion) – Card
not encoded or incorrectly inserted.
• Green Light with Flashing Red Light – Low battery indication.
• Flashing Green and Red Lights – A Canceling card has been used for
this guest or master card.










