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DIAGNOSIS
Checking the
Communications Status
In the Diagnosis menu, you can check the communications
status of the control LAN and data LAN within the system.
Communications Status Display
To display the communications status, in the Diagnosis
menu select VF3 'System Info' and HF1 'LAN Status'.
The following communications status screen appears.
Devices constituting the system only appear if they are
connected.
You can check connection information in the Engineering
Setup >System >System Config menu (see page 547).
Even if a DCU is connected, if there is a communications
error, it does not appear.
The LAN communications status is shown as follows.
• Control LAN (CTRL LAN)
- When connected: White
- When not connected: Red and white flashing
• Data LAN (DATA LAN)
- When connected: Blue
- When not connected: Red and blue flashing
• Peripheral LAN (PERIPH LAN)
Chapter
- When connected: Amber
- When not connected: Not shown
If the connection between the menu panel and another
panel is broken, it does not appear.
Checking the Communications Status
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