Siemens SIMATIC NET SCALANCE X-100 Operating Instructions Manual page 27

Setting the fault mask
Factory setting
In its delivery condition (factory default), the following settings are monitored via the message
screen:
● Link up to all ports
● Redundant power supply (L1+/M1 und L2+/M2) connected
When you turn the device on and at least one of the settings is not fulfilled, the device registers
a fault. Switch the device to the required operating mode and save these settings in the
message screen.
Changing the setting
The changed settings remain after cycling power to the device.
Different settings are made depending on how long you hold down the SET button, as
described in the following table:
Phase Description
1 LEDs flash at 5 Hz
If you release the button in phase 1, this has no effect.
2 LEDs flash at 2.5 Hz
If you release the button in phase 2, this has no effect.
3 This new status is adopted and stored as the new fault mask in phase 3.
LEDs flashing
LEDs lit
Error/fault
If the link is lost (link down) at a monitored port or a monitored power supply is lost, this is
signaled as follows:
● The red fault LED lights up.
● The signaling contact is opened.
SCALANCE X-100
Operating Instructions, 02/2019, A2B00060666-10
The currently set fault mask is displayed. The LEDs of the monitored ports
flash.
If no fault mask is set, all port LEDs flash one after the other.
The current status is displayed.
● The LEDs of the ports at which there is currently a link flash.
If you release the SET button while the LEDs are still flashing, storing is
aborted.
If you release the SET button as soon as the LEDs light up, the current
settings will be stored.
The stored status is displayed.
● The monitored ports are indicated by statically lit LEDs.
● The monitored power supply is indicated by statically lit LEDs.
Description of the device
4.7 SET button
27