FL MGUARD SMART2
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PHOENIX CONTACT 105656_en_05
10.1 Operating elements and LEDs
Figure 10-2 Operating elements and LEDs on the FL MGUARD SMART2
LED 2
Reset button
(Located in the opening.
Can be pressed with a
straightened paper clip,
for example.)
LED 1 LED 3
Table 10-2 LEDs on the FL MGUARD SMART2
LED State Meaning
1 Green On LAN: connection to the network partner is present
Flashing LAN: data transmission is active
2 Red/gree
n
Flashing Boot process. When the device has just been connected to the power supply. After a
few seconds, this LED changes to the heartbeat state.
Green Flashing Heartbeat. The device is correctly connected and operating.
Red Flashing System error. Restart the device.
• Press the Reset button (for 1.5 seconds).
• Alternatively, briefly disconnect the device power supply and then connect it again.
If the error is still present, start the recovery procedure (see “Performing a recovery pro-
cedure” on page 225) or contact your dealer.
3 Green On WAN: connection to the network partner is present
Flashing WAN: data transmission is active
1, 2, 3 Various LED light
codes
Recovery mode. After pressing the Reset button.
See “Restart, recovery procedure, and flashing the firmware” on page 224.
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