HLX Firmware Update Procedure
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1. Copy the HLX update file onto a USB drive.
2. Insert USB drive in the HLX front panel USB port. 
3. Cycle power on the HLX.
4. Press the front panel knob as the unit boots. (The front panel 
   displays 'Push knob for firmware update')
5. Follow the on-screen prompts to update the system card firmware and 
   reboot the HLX.
6. Once the HLX has rebooted, use the menu to begin the expander card 
   firmware update procedure.
7. Follow the on-screen prompts to select the update file and begin 
   the card firmware update; the cards will be programmed and rebooted.
8. The firmware update is complete. To check the firmware versions, 
   navigate to the firmware version menu.
