ZeroWire User Manual  17 
Note: Subsequent presses of the Stay button loop through the three Stay Mode states: 
  Stay Mode    Stay Instant Mode    Night Mode 
 
 
 
Sensors which are automatically bypassed for Stay Mode are logged in the event history 
(but not reported) as bypassed. 
Events Preventing Arming 
The following system alarms will prevent a system in EMEA from arming. You must clear 
all of these. Contact your service provider for assistance. 
  Wireless supervision faults 
  Wireless Low Battery 
 Tamper 
 Trouble 
  Ethernet or WiFi fault 
  Phone Line Fault 
 Wireless Jamming 
 Over-current fault 
 Power fail 
 Low Battery 
 Expander fail 
Status Key in EN Grade 2 
For EN Grade 2 compliant systems, the Status Key behaviour has been modified for 
greater security. It will be off or red, and not announce system status when pressed. 
To check system status on EN Grade 2 systems: