Troubleshooting
i-Vu Open Link Carrier Proprietary and Confidential CARRIER CORPORATION ©2017
Installation and Start-up Guide All rights reserved
26
If you have problems mounting, wiring, or addressing the i-Vu® Open Link, contact Carrier Control Systems
Support.
NOTE To help you troubleshoot, obtain a Module Status (Modstat) from the controller and review the System Error
and Warning details.
Communication LED's
The Module Status LED can display the following error codes. Verify the LED patterns by cycling power to the
controller and noting the lights and flashes.
The control program or
driver has not been
downloaded.
Download All Content to the i-Vu® Open Link.
Obtain a Module Status Report (Modstat) and look for error messages. See i-
Vu® or Field Assistant Help for instructions on obtaining a Modstat.
If you cannot determine the error from the Modstat, contact Carrier Control
Systems Support.
The controller's
memory is full
In the i-Vu® or Field Assistant interface, reduce the amount of trend data
and/or control programs stored in the controller.
Verify:
• The address has been set on the rotary switches. See Addressing the i-
Vu® Open Link.
• The address is unique on the network
• DIP switches are set correctly
Obtain a Module Status Report (Modstat) and look for error messages. See i-
Vu® or Field Assistant Help for instructions on obtaining a Modstat.
If you cannot determine the error from the Modstat, contact Carrier Control
Systems Support.
Factory defaults are
being restored
The number 8 should display only during the short restoring period. If this
number displays continuously or flashes intermittently with another number,
try each of the following:
• Turn the i-Vu® Open Link's power off, then on.
• Restore factory defaults. See Restore factory defaults.
• Download the controller.
• Replace the i-Vu® Open Link.
Other LED's show the status of certain functions.