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41
USB
recognised
3.3
3.1
3.2
2.1
2.3
3.4
4.2
4.1
FIL
TRA
TION
230 V
~
Neutral
Earth
Phase
2.2
FIL
TRA
TION
230 V
~
Neutral
Earth
Phase
2.3
The Probe Unit can be updated or reflashed.
This procedure is reserved for qualified professionals with good IT knowledge
4.1 - Unplug the USB stick
4.2 - The red LED flashes for 40 sec then goes out.
4.3 - The green LED continues to flash
1.1 - Unzip the MAESTRO Probe UnitXXX.zip file to obtain the Pxxxo.bin. file.
1.2 - Copy the Pxxxo.bin file to the main folder of the USB stick formatted to FAT 16 or FAT 32.
2.1 - Remove the flexible blue cover of the Control Center and the Probe Unit.
2.2 - Cut the supply of the Control Center via the 1-A 230-V fuse using a flat screwdriver to unscrew the fuse holder
(half turn), wait 5 sec.
2.3 - On the Probe Unit, press and hold the “radio learning” button, then on the Control Center, re-connect the supply
(screw the 1A fuse back in), the red and green LEDs flash.
3.1 - Connect the USB stick to the end of the USB cable
3.2 - Connect the USB cable to the mini USB connector of the MAESTRO Probe Unit.
3.3 - The red LED goes out.
3.4 - Wait for the green LED to remain lit for 5 sec.
Probe Unit: How to update the internal firmware