Skip to main contentClick to view our Accessibility Statement or contact us with accessibility-related questions.

Fault Code 024-371: IOT-ESS Communication Fail Sub System

Product support for
WorkCentre 5325/5330/5335, WorkCentre 7120/7125
Article ID
KB0224074
Published
2020-04-24

Sub System Fail. The communication between the ESS and IOT has not been established, which is detected by the Controller. When the Controller and IOT are turned ON (including recovery from Power Saver mode), a response from the IOT to a request to establish communications from the Controller was not detected within the specified time.

  1. Power Off Machine and Disconnect Power for 3 Minutes.

  2. If the problem persists, contact Support for additional assistance.