Failure Detection - Simrad Maris ECDIS900 Technical Manual

Failure detection

P
OWER FAILURE
V
ISUAL FAILURE DETECTION
Check the LED on the UPS.
•
When the system is powered the LED in the front panel of the screen is immediately
•
switched on.
A
UDIBLE ALARMS
The UPS has an audible alarm feature to inform you about potential power problems. When
the alarm is activated the UPS beeps in different intervals according to a particular condition.
Alarm
Power on Indicator is
not on. UPS does not
start.
UPS operates in Battery
mode only.
UPS does not provide
the back up time
UPS beeps 1 time every
4 seconds
1 beep every second
1 beep every 2 seconds Weak battery
3 beeps very 20 seconds Detecting procedure
3 beeps every 5 seconds Battery replacement required.
11
F
AILURE DETECTION
:
Cause
The line cord is not connected
The wall outlet is dead.
A circuit breaker or input fuse is open
Battery must be full discharged.
Or the UPS is running on battery
power because the line voltage is too
high or low.
The battery is running low
Action
Connect the line cord to the
UPS. Electrician test.
Turn off the UPS, reduce the
load and push the circuit
breaker.
Plug the UPS into a wall outlet
for 24 hours.
Extend the input/output
voltage range with the DIP
switches.
2 to 5 minutes remains.
Prepare a shut down.
Plug the UPS into a wall outlet
for 24 hours.
The battery is weak and
should be replaced
The battery is weak and
should be replaced