TroubleshootingMPC Open XPMPC Open XPIO48/816 CARRIER CORPORATION ©2019Installation and Start-up Guide All rights reserved28If you have problems mounting, wiring, or addressing the MPC Open XP or the expander, contact Carrier ControlSystems Support.NOTE To help you troubleshoot, obtain a Module Status (Modstat) from the controller and review the System Errorand Warning details.MPC Open XP LED'sThe Module Status LED can display the following error codes. Verify the LED patterns by cycling power to thecontroller and noting the lights and flashes.ErrorCode... Indicates... Possible solutions0 The control program ormodule driver has notbeen downloaded.Download memory to the MPC Open XP.1 A control program error Obtain a Module Status Report (Modstat) and look for error messages. Seethe i-Vu® application or Field Assistant Help for instructions on obtaining aModstat.If you cannot determine the error from the Modstat, contact Carrier ControlSystems Support.2 The controller'smemory is fullIn the i-Vu® application, reduce the amount of trend data being stored inthe controller.3 A setup error Verify:• The address has been set on the rotary switches. See Addressing theMPC Open XP (page 8).• The address is unique on the network• DIP switches are set correctly4 A system error Obtain a Module Status Report (Modstat) and look for error messages. Seethe i-Vu® application or Field Assistant Help for instructions on obtaining aModstat.If you cannot determine the error from the Modstat, contact Carrier ControlSystems Support.7 Abnormal startup Obtain a Module Status Report (Modstat) and look for error messages. Seethe i-Vu® application or Field Assistant Help for instructions on obtaining aModstat.If you cannot determine the error from the Modstat, contact Carrier ControlSystems Support.Troubleshooting