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9 Firmware Update
It is possible to update the BMS firmware. Use a memory card to update it. A new firmware
may be available from LG Chem website or your distributor.
Prepare a memory card with these properties.
• The capacity of the memory card must not be greater than 32 GB.
• The memory card must be formatted in FAT16 or FAT32.
• It must have only one firmware file in the root directory.
For details about supported memory cards, see Supported Memory Cards on page 53.
9.1 Updating battery pack firmware
Follow these steps to update the firmware of the battery pack.
1. Turn off the inverter.
2. There is a round lid on the left part of the top
cover, covering the memory card slot below it.
Turn the lid counterclockwise and pull it up to
remove it.
3. Insert the memory card into the memory card
slot.
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