Battery Unit - Hitachi F800 Hardware Reference Manual

Battery unit

Replacement period
Three years.
Treatment
Use the storage system in a place where the ambient temperature is 86°F
(30°C) or less on average.
Periodic parts replacement is required. For customers with maintenance
service contracts, parts are replaced periodically in keeping with the terms of
the contract.
Note: The battery protects the data in the cache memory in an emergency,
such as a sudden power failure. In these cases, follow the normal power
down procedure. If not, the battery might reach its lifespan earlier than
expected and become unusable within three years. When replacing the
battery, follow the given procedure for disposing a used battery.
80 Replacement parts
Hitachi Virtual Storage Platform F800 Hardware Reference Guide