Hitachi HF-W2000, Instruction Manual

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8. MAINTENANCE OPERATIONS
8-4
<Control>
(11) Automatic shutdown
This feature automatically shuts down the equipment when a fan failure, abnormal
temperature inside the chassis, or a remote shutdown signal input is detected. Use “(4) RAS
setting window” to enable or disable the automatic shutdown feature.
(12) Shutdown using library functions
You can shut down the equipment from a user application using the RAS library.
(13) Startup suppression when severe failure occurs
This feature suppresses startup of this equipment when a failure, such as a fan failure is
detected during OS startup in order to protect the hardware.
(14) Control of general purpose external contacts and Digital LEDs for Status indication
This feature enables a user to control the general purpose external contacts and the status
display digital LEDs with the RAS library.
Four input and three output general purpose external contacts are available. If you use those
contacts, signals can be input from an external device to this equipment, and signals can be
output from this equipment to an external device.
<Library functions>
(15) RAS library interface
This interface offers library functions for recording log information in addition to the library
functions offered by items (10), (12) and (14).
<Maintenance / Failure analysis>
(16) Memory dump collection
This feature records the contents of the system memory in a file (memory dump file) when t
he reset switch is pressed after a failure has occurred, for example, after the equipment stops
unexpectedly. By analyzing the data in this memory dump, you can investigate the cause of the
failure.
(17) Error cause notification with a STOP error code
This feature detects a blue screen caused by an error with the STOP error code 0x80 and
records the cause of the blue screen in the event log.