User manual

PS-2000B Series User Manual
5–3
Chapter 5 – Monitoring Features
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 External Input Signals
The RAS interface connector processes the following input signals.
For connector pin arrangements and electrical specifications, refer
to 1.4.2 RAS Interface.
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 General Signal Input (DIN)
General Signal Input is a general type of digital input and is used for detecting
external device alarms. 4 bits (DIN0 to DIN3) are assigned for this input.
Use the System Monitor Property to turn the monitoring feature ON/OFF and
enter detailed error processing settings.
The signal level of the general signal input (DIN) should be 1.5 seconds
or longer; otherwise, it may not be detected.
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 Remote Reset Input (RST)
This is the PS-B hardware reset signal sent from an external device. When this
signal is enabled, a forced hardware reset is triggered.
Use the System Monitor Property to turn the Remote Reset Input feature ON/
OFF, and enter detailed error processing settings.
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
 External Output Signals
The RAS interface connector provides the following output signals.
For connector pin arrangements and electrical specifications, refer
to 1.4.2 RAS Interface.
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 General Signal Output (DOUT)
General Signal Output is a digital output signal for sending system status
information to external devices. 4 bits (DOUT0 to DOUT3) are assigned for
this output.
This feature can be controlled from an application via the System Monitor API-
DLL.
• The SMART Monitor can be performed for the hard disk connected to
the IDE only. The state of the hard disk connected via a USB or a
SCSI cannot be monitored.
• When using a Software Mirroring Utility PL-SM900 with Rev. C or
before, the SMART Monitoring can not perform.