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Smart-UPS On-Line with Li-Ion batteries reports "Error B.08" or inaccurate runtime

Issue: Smart-UPS On-Line with Li-Ion batteries reports "Error B.08", or shows  inaccurate runtime remaining on the UPS LCD display, when XBP48RM2U-LI battery pack is connected.

Error B.08


Resolution: This is addressed in UPS firmware version 15.3.

Restart the UPS, then update the UPS firmware to the latest version. Refer to FA16473, FA279197 ​​​​​​​or FA170679 to update the UPS firmware.

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