Instruction manual
ARRI WCU-4 User Manual24
Sub-Menu FIRMWARE
The WCU-4’s versatile layout allows many functions to be implemented. For a user-
friendly integration of future functions, an easy-to-use fi rmware update procedure
has been integrated.
In addition, fee-based licensed features, especially for ALEXA camera control, are
available.
WCU-4 software licenses are bound to the WCU-4’s serial number and cannot be
transferred to another WCU-4.
For a WCU-4 update you need to prepare a standard FAT-32 formatted SD or SDHC
memory card up to 32 Gb (not enclosed).
The update or license fi le must be copied into the Firmware or Lic e n ses folder,
using the following folder structure:
Load the card into the SD card slot, located at the WCU-4’s bottom (card “face-up”).
UPDATE
UP or
DOWN Select Update fi le.
ENTER Confi rm the selection.
UP or
DOWN Select the update fi le.
ENTER Confi rm the selection
UPDATE Press both UPDATE keys simultaneously for
fi rmware update.
The WCU-4 re-starts automatically when
the update is fi nished.
ARRI
- WCU4
- Firmware
- xxxx.upd
- Licenses
- xxxx.lic
Note:
Be sure that the battery is completely charged prior to starting any update!
Do not remove the battery until the WCU-4 has re-started automatically after update.










