Internal battery
defective
High priority
Device defective
Have device repaired
Battery defective
Internal battery not
detected
Low priority
Battery defective
Have device repaired.
An unapproved battery
is being used
Using the WM 27998
battery with a firmware
version < 2.9.0
Update the firmware to
version 2.9.0 or above
Have replaceable
batt maintained
High priority
Capacity value of
replaceable battery
implausible
Maintain replaceable battery
(9.2.1, Page 96) or replace
replaceable battery.
Have internal batt
maintained
High priority
Capacity value of
internal battery
implausible
Maintain internal battery
(9.2.1, Page 96) or have
internal battery replaced.
Battery temp. critical
High priority Battery too hot
Allow device to cool down,
find a more suitable location
to set it up.
Use alternative ventilation
option
Internal batt. off due
to temperature
High priority Battery too hot
Allow device to cool down,
find a more suitable location
to set it up.
Use alternative ventilation
option
Replaceable battery
defective
High priority Device defective
Have device repaired
High priority Battery defective
Replacement batt.
off due to
temperature
High priority Battery too hot
Allow device to cool down,
find a more suitable location
to set it up.
Use alternative ventilation
option
Display Alarm Cause of fault Remedy