Issue
UI-4 Expansion module will not work with i2 controller. Points cannot be controlled.
Environment
- UI-4 Expansion modules
- i2 Controller
Cause
The firmware of the controller is less than what is required. The compatibility matrix indicates that to use the ui-4 expansion module that the firmware must be at version 3.3x.
Resolution
Uprev the firmware to version 3.3x. Read through Technical Bulletin #1361 to ensure that the bootloader flash is at the correct version.