FL MGUARD GT/GT
186
PHOENIX CONTACT 105656_en_05
8.8 Restart, recovery procedure, and flashing the firm-
ware
Smart mode enables the user to execute special functions without having to access the
management interfaces.
The FL MGUARD GT/GT offers the following setting options via Smart mode:
– Performing a restart
– Performing a recovery procedure
– Perform flashing the firmware/rescue procedure
Figure 8-12 Mode button
8.8.1 Function selection by means of mode button (Smart mode)
Activating Smart mode
The Mode button is used to call/exit Smart mode and to select the desired function. The
three mode LEDs indicate the mode that is currently set and the mode which will apply when
exiting Smart mode.
Calling Smart mode
• Disconnect the device from the power supply.
• As soon as the supply voltage is switched on, hold down the Mode button for more
than ten seconds. The three mode LEDs flash briefly three times and indicate that
Smart mode is active.
• When Smart mode is started, the device is initially in the “Exit without changes” state
(“51” in the display).
Selecting the desired setting
• To select the different settings, press the Mode button briefly and select the desired op-
erating mode using a binary light pattern of the mode LEDs and a code on the 7-seg-
ment display.
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