Troubleshooting - Johnson Controls - LIT-12012523 - Temperature Data Acquisition (TDA) Module

Temperature Data Acquisition (TDA) Module Technical Bulletin

Johnson Controls
Product name
Temperature Data Acquisition (TDA) Module
Document type
Installation Instructions
Document number
Revision date
Table 1. Troubleshooting Details 1


Probable Causes


The NAE field point mapping process ends unexpectedly.

Selecting Map All to map the field points.

Select the displayed field points individually through the Point Mapping Utility. There are 41 field points available.

The Input Fault LEDs are illuminated.

A fault has been detected by the TE-74.

Review event logs to determine cause of fault. Fault conditions may be created during system commissioning or during system validation. Input fault status can be reset by commanding the Fault Reset field point to Reset.

A hardware failure is causing the fault indicators to illuminate.

If the symptom persists, order replacement units and return the affected devices to Johnson Controls under the RMA program.

1 For common MS/TP troubleshooting information, refer to the MS/TP Communications Bus Technical Bulletin (LIT-12011034).