Issue
In the event of a hardware failure on a Xenta controller you may need to perform a proper replacement procedure in the TAC Plug-In to install the new device.
Product Line
TAC Vista
Environment
- Vista
- Xenta Programmable Controllers
- Xenta 280, 281, 282, 283, 300, 301, 302, 401, 401:B
Cause
Hardware failure in an LNS network
Resolution
In the event you have a piece of hardware fail on your LNS network you will want to follow the steps below to properly replace the device.
- Remove the bad controller and Install the new controller in its place
- Open your LNS network in LonMaker or NL220
- Select to open the TAC System Plug-In in your network management tool
- In the Plug-In, locate the bad controller in the tree under the LNS Network pane and right click
- Select Replace... (the Replace TAC Xenta Device Wizard will open)
- Click Next
- Select the service pin button and press the service pin on the new controller
- Then click Next
- In the next window, click Next to update your Vista Database
(NOTE: If you receive a warning during this process, see Warning about application file replacing a programmable controller in Vista System Plug-In) - Once this process of updating your Vista Database is complete you will see the screen below confirming that the update was completed successfully
- Close the TAC Vista Load window
- Return to the Replace TAC Device Wizard and click Finish. This will complete the replacement process for your new device
- In some rare cases not all I/O modules will come online after this procedure. If this occurs a power cycle of the Xenta 400/300 will solve this issue.
