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© 2012 Magnum Energy, Inc.
6.0 Troubleshooting
6.0 Troubleshooting
The remote may not be functioning correctly, use the following table to
help
fi
nd a solutions.
Table 6-1, Remote Control Troubleshooting Guide
Symptom
Possible Cause
Solution
Display shows
unrecognizable
letters or
symbols
Static electricity
may have been
discharged into the
LCD display.
Refresh Display
: press and
hold the SELECT knob for 10
seconds.
LCD text
display is
locked-up,
pushing any
button has
no response
- may show
“
revision
” or
“
connecting
”
RJ11 connections on
communication cable
are not making a
good connection.
Reset remote
: 1) Disconnect
remote cable from inverter for
5 seconds and reconnect; 2)
Check RJ11 cable connection on
back of remote (see Figure 2-2).
Important: Ensure the RJ11
connector is pushed into
the correct port. You should
feel/hear a “click” when the
connection is made.
Remote not getting
suf
fi
cient power from
inverter.
Ensure inverter batteries are
connected and inverter is
operating correctly; inverter
should be able to invert and
power AC loads from batteries
(ensure no AC power is
connected to the inverter AC
inputs).
LEDs and
backlight are
off
Remote may be
in the Power Save
mode.
Press any button to reactivate
the remote (or turn Power Save
mode Off).
Remote is
non-functional
(no lights, no
text on LCD
display, and no
response when
pressing any
button)
Communication
cable bad or not
correctly connected
to remote port on
inverter.
Check communications cable
from inverter to remote;
ensure: 1) it is connected to
the REMOTE port, 2) the correct
communications cable is used
(a 4-conductor telephone
cable may be substituted to
determine if cable is good).
Inverter is not
connected to
batteries.
Ensure inverter batteries are
connected and the inverter
is operating correctly without
any AC power connected (can
invert and power AC loads from
batteries).