• Unable to operate the locks via door button despite having a smartphone on person
• Unable to operate the locks via door button despite having a remote control
• Door button does not respond (Door lamp not lighting up)
• Buzzer not ringing when pressing door button (Can still lock/unlock)
• Cannot lock the door (Buzzer ringing)
• The door unlocks on its own
• The door locks on its own
• The lock (deadbolt) sticks out
• The thumb-turn and key cylinder is too stiff to turn
• Auto-lock does not function despite the setting being enabled
• Keypad outside reader does not respond when touched/Cannot input the password
• Keypad outside reader's LED disappears during inputting password
• Keypad not displayed despite having registered password, unable to operate the locks