Operating instructions

Product properties
3.20 Displays
Industrial Ethernet SCALANCE X-100 and SCALANCE X-200 Product Line
Operating instructions, 09/2006, A5E00349864 Release 7
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3.20.6 FOC diagnostic display (yellow LED)
Note
Only the SCALANCE X202-2P IRT, X201-3P IRT, and X200-4P IRT devices have the FO
cable diagnostic display.
FOC diagnostic display (yellow LED)
The diagnostic status of the SC RJ interfaces is signaled by an additional LED per port.
The LED signals that the device can adopt the following statuses:
Device type SCALANCE LED lit yellow LED not lit
X202-2P IRT 1 2
X201-3P IRT 1 2
X200-4P IRT 1 2
1. Signaling maintenance is necessary. Maintenance should be performed to ensure
problem-free operation.
2. Relevant only when the link exists:
The available link power margin is adequate for problem-free operation.