“Part Number: 000015431 Rev01 5/19” 79
USB FLASH DRIVE SPECIFICATIONS AND FORMATTING
Updating firmware on Indigo™ model ice machines
requires a properly formatted 32 GB or smaller USB flash
drive. All USB flash drives must be formatted before use
to remove any software programs or files currently on the
flash drive.
USB Flash Drive Specifications:
• USB 2 Version
• 32 GB or less capacity
• Fat32 File System
USB Flash Drive Formatting:
Procedure to format a USB flash drive varies with operating
system software. Refer to operating system software
manufacturer’s website for formatting instructions.
UPGRADING FIRMWARE WITH A FLASH DRIVE
Important
The flash drive must be formatted before using. All
files and software on the flash drive are removed
during the formatting process.
1. Drag and drop the files from website or email onto a
flash drive.
2. Ensure that the ice machine’s power is on.
3. Navigate to USB - Menu/Service/USB.
4. Insert the flash drive into the USB port on the ice
machine control board. Do not remove flash drive
until transfer is complete.
NOTE: See “Electronic Control Board” on page 200 for
USB location.
5. Select “Upgrade firmware” and remove USB drive
when the transfer is complete.
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