Siemens SCALANCE X-200 Configuration Manual page 127

The diagram itself is divided into the following areas:
● White
The value for the power loss of the optical link is OK.
● Yellow
If the power loss enters the yellow range, maintenance is required. The limit value
between the white and yellow area corresponds to the setting for "Power loss
Maintenance required".
● Orange
If the power loss enters the orange range, urgent maintenance is necessary. The limit
value between the yellow and orange area corresponds to the setting for "Power loss
Maintenance demanded".
SCALANCE X-200
Configuration Manual, 03/2015, C79000-G8976-C285-06
Menus in the WBM
5.4 The Switch menu
127