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Firmware update
The following process is followed to conduct
a firmware update:
1. Power off the RCU by ensuring both the
battery and auxiliary power supply
toggle switches are turned "O".
2. Insert an USB memory stick with the
self-extracting file provided by Siemens
into the USB port on the electronics
compartment.
3. Power on the RCU by turning on any of
the auxiliary power, solar or battery
supply toggle switches with a connected
supply.
4. The CPU OK LED will start flickering
quickly for between 5-15 s. This
indicates the firmware update is in
process. If this does not occur, restart
sequence from step 1.
5. At end of the upload sequence, all LEDs
on the display will synchronously blink
red-green to signify upload successful.
6. Remove the USB memory stick from the
USB port.
7. Power the RCU down and then, after 3 s,
power the RCU up again. The RCU will
now re-start and operate as normal.
Fusesaver operator panel mapping
update
To update the RCU panel mapping,the
following items will be needed:
Siemens supplied or approved USB
memory stick with panel mapping file
present. Siemens can assist with
providing the latest mapping files.
The following are instructions to update the
panel mapping file on an RCU:
1. Power off the RCU by ensuring both
solar/mains and battery supply toggle
switches are turned "OFF".
2. Operator inserts an USB memory stick
with the self-extracting panel mapping
file provided by Siemens into the USB
port on the electronics compartment.
3. Power on the RCU by turning on any of
the mains, solar or battery supply toggle
switches with a connected supply.
4. The Ethernet-connected LED will start
flickering quickly for between 2-3 s. This
indicates the firmware update is in
process. If this does not occur, restart
sequence from step 1.
5. At end of the upload sequence all LEDS
on the display will synchronously blink
red-green to signify upload successful.
6. Power off the RCU again, and remove
the USB memory stick.
7. To complete the process, power on the
RCU again by turning "ON" the main/
solar supply and the battery switch. The
RCU will now operate as normal with the
Fusesavers and control panel.
Fusesaver operator panel firmware
update
To update the FS control panel firmware, the
following items will be needed:
Siemens supplied or approved USB
memory stick with FS control panel
firmware file present. Siemens can assist
with providing the latest control panel
firmware files.
The following are instructions to update the
control panel firmware on a RCU:
1. Power off the RCU by ensuring both
solar/mains and battery supply toggle
switches are turned "OFF".
2. Operator inserts an USB memory stick
with the self-extracting control panel
firmware file provided by Siemens into
the USB port on the electronics
compartment.
3. Power on the RCU by turning on any of
the mains, solar or battery supply toggle
switches with a connected supply.
4. The protocol Rx data LED will start
flickering quickly for between 5-15 s.
This indicates the firmware update is in
process. If this does not occur, restart
sequence from step 1.
5. At end of the upload sequence, all LEDs
on the display will synchronously blink
red-green to signify upload successful.
6. Power off the RCU again and remove the
USB memory stick.
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