Installation Manual RESU 13

43
Firmware Update
4. Press and hold the update button beside the
memory card slot for more than 3 seconds.
5. The LED indicators ash in cycles for 1
minute at most until the rmware update is
complete. Only the ON indicator comes on
when the rmware update is successful. If it
fails, the Warning indicator comes on for two
seconds. Check the memory card and try again.
If it persistently fails, contact LG Chem or
your distributor.
6. Remove the memory card. Push the memory
card gently until it is disengaged from the slot,
and pull it out.
7. Replace the lid.
8. Turn on the inverter.