If only one MegaPower CPU IP address is specified, the status of that MegaPower CPU is shown. If no MPCPU A or B IP address is specified, the status of the Edit => Preferences default IP address is shown as MPCPU A.
Click on the Status – Passive Hot Switch Status link in the Explore menu to begin. The following screen appears (Figure 56).
Figure 56. Passive hot switch status screen
The Passive Hot Switch Status screen provides the following information:
•MPCPU – Shows the names of the MegaPower CPUs.
•Site # – Site number assigned to the MegaPower CPUs. The site number is configured in the System – Options dialog box. Range:
•Site Name – Site name assigned to the MegaPower CPU. The site name is configured in the System – Options dialog box.
•DHCP Host Name – MegaPower CPU Host name for DHCP IP communications.
•IP Address – Ethernet communications IP address.
•MAC Address – MAC Address of the MegaPower CPU Ethernet interface.
•Selected Status:
−Selected – indicates actively driving the AD Data Lines and the
−Backup – indicates standby MegaPower CPU is in the dual hot switch system.
•Port Range:
−High
−Low
•Firmware Version – Displays the MegaPower CPU firmware version number.
•Last Selected:
−Yes – MegaPower CPU was switched to Selected by pushing recessed button on unit.
−No – MegaPower CPU was not the last unit set to Selected status.
•Mating CPU Port Range:
−High
−Low
•Mating CPU Status:
−Good – Mating MegaPower CPU operational with heartbeat.
−Bad – Mating MegaPower CPU has faults.
−None – MegaPower CPU ribbon cable connected to itself.
−Open – MegaPower CPU ribbon cable not connected.
−Off – Mating MegaPower CPU not communicating.
•Mating CPU IP Address – Ethernet communications IP address of a paired unit in hot switch configuration.
•Alarm Relay:
−Normal – Relay center pin connected to NC (normally closed) pin.
−Active – Relay center pin connected to NO (normally open) pin.
Error Log Status
You can view the status of the Error Log by selecting on the Error Log Status screen. The information is for reference only and cannot be edited.
Click on the Status – Error Log Status link in the Explore menu to begin. The following screen appears.
Figure 57. Error log status screen
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