Operation
975-0125-02-01 2–23
Monitoring the MS2000 Indicator Lights

The ten indicator lights on the front panel show you the operating status of the

MS2000. A description of the lights is provided in Table 2-3.

If none of the front panel lights are on, see “Troubleshooting Reference” on

page 4–4.

t

Table 2-3

Front Panel Lights

Light
Illuminated Color Status Action or Status Item
External AC Green When the MS2000 is connected to a
qualified AC source or a generator, the
External AC light illuminates.
You can run your appliances from an
AC source like the utility grid or a
generator.
Inverter ON Green When the MS2000 is enabled (on) and
producing AC or load sensing, the
Inverter ON light illuminates. This light
is not illuminated if the unit is charging.
You can run your appliances from the
inverter.
Low Battery Yellow When the Low Battery light illuminates,
the battery level is low. The low voltage
shutdown level is adjustable from 10
volts DC (default) to 13 volts DC. See
“Lo DC Volt” on page3–22.
You can run your appliances but your
battery level is low. Charg e you r batte ry
or connect to an AC source or turn off
the inverter.
Network Green Indicates that there is activity on the
network. Communication on the network
Fault Red A fa ult has occurred on the network. Investigate and clear the fault condition.
Charger ON Green When th e MS2000 is in char ge mode, the
Charger ON light is illuminated. If the
Charger ON light is off, the MS2000 is
not in any charge mode.
The main charger is active and charging
your batteries. The Charger ON light is
always illuminated if charging, whethe r
the unit is putting out current or not.
>75A Green Indicates that the total charge current of
the main charger an d t he E cho Char g e r is
greater than or equal to 75 amps DC.
These lights indi cate the total amount of
charge current that the MS2000 is
producing.
25–75A Green Indicates that the total charge current of
the main charger an d t he E cho Char g e r is
greater than or equal to 25 amps DC and
less than 75 amps DC.
10–25A Green Indicates that the total charge current of
the main charger an d t he E cho Char g e r is
greater than or equal to 10 amps DC and
less than 25 amps DC.
<10A Green Indicates that the total charge current of
the main charger an d t he E cho Char g e r is
less than 10 amps DC.