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Monitoring the Indicator Lights
The four indicator lights on the front panel show you the operating status
of the RS400. See Table 2-2.
For an illustration of the indicator lights on the front panel, see “Front
panel of the RS400” on page 2–2.
If none of the front panel lights are on, see “Troubleshooting Reference”
on page 3–2.
Table 2-2
Status of Indicator Lights
Light Color Status Action
AC Input Green When the RS400 is connected to
shore power, the AC Input light
illuminates.
You can run all your appliances from
shore power.
Inverter ON Green When the RS400 is on, the Inverter
ON light illuminates.
You can run your appliances using
energy from the battery.
Low Battery
& Inverter ON
Yellow
& Green
When both lights illuminate, your
battery level is low. (The battery
voltage has dropped below 10.7
volts DC.)
You can run appliances, but your
battery level is low. Charge your
battery or connect to shore power.
Low Battery Yellow When the Low Battery light
illuminates, your battery level is
critically low. (The battery voltage
has dropped below 10.3 volts DC.)
You cannot run appliances. Charge
your battery or connect to shore power.
Fault Red The Fault light illuminates
whenever there is a battery over-
voltage fault condition (exceeds
15.3 volts), output overload fault
condition or over-temperature fault
condition.
You cannot run appliances as the AC
output is disabled in invert mode.
Clear the fault condition. Reset the
RS400 by turning the On/Standby
switch on the RS400 or the optional
S400 Remote Switch to Standby
()
and then to On ( ), or connect to shore
power.