Timeguard EADS - Manual (Page 13)

12
Symptoms Possible fault Possible
Solution
Green LED on
Control Unit is OFF Mains supply not
connected
Mains switch is off Check Mains wiring
Switch on mains
supply
Yellow LED on
Control Unit is ON Some units in the
system are not
properly connected
Battery is not fully
charged
Checks the 2 wire
link in all units are
properly secured in
the connectors.
If system is running
on backup battery,
check that the
battery is fully
charged
Blue LED on
Control Unit is
continuously ON
and cannot be
reset 2 wire link is
shorting
Battery is too low
Check there is no
short circuit in any
unit
Check the 2 wires
are not touching
Switch on mains
supply to charge
battery
Alarm cannot be
reset from Control
Unit Reset selector in
the OFF position Move Reset
selector to the ON
position
Pull Cord does not
initiate an alarm Pull Cord unit is
not connected
Cord is not properly
inserted
Check connections
to the Pull Cord
unit
See description
above