**This update is required for machine connection starting 10/14/2025**
Below are instructions on how to update an eFlex board to version 5215 using a USB:
Require Materials:
- USB Drive (2GB-64GB)
- Laptop/Computer for setting up USB Drive
- Zip file containing update (downloadable at the bottom of this article)
- Download the zip file attached to the bottom of this article
- Transfer files to a blank 2GB-64GB USB drive
- Right click and extract all to the USB drive, then delete zip file
- End set up should look like this: one folder "NOR", two files in that folder, "NOR1.bin" and "NOR2.bin"
- Unplug USB drive from computer and plug into the outer-most USB slot on the main board
- Power the machine off, wait 20 seconds, and the power the machine back on
- Let machine sit for up to 30 minutes for the update to complete
- Once machine is back to "Enter ID", confirm update completed by checking the iQ Tech Portal machines page for control board version 5215
If the machine does not come back online after the update, please review the Keypad Network Troubleshooting Guide below. For further support, please call our support line at 515-271-8510. Agents are available for support Monday-Friday 8am-4:30pm CT.