User Manual

52
TROUBLESHOOTING GUIDE
PROBLEM REMEDIES
No Display At Power-Up Check power level and power connections
No Display After Power-Up
Check dLEU and dCnt program settings in the Display menu.
Program Locked-Out
Check for Active User Input, programmed for PLOC. Deactivate User Input.
Enter proper access code at COdE 0 prompt.
No Line 1 Display Check program settings for Line 1 Display Assignment.
No Line 2 Display Check program settings for Line 2 Value Access. Confirm at least one Line 2
Parameter Value is enabled in Main Display Loop.
No Programmable Units Display Check program settings for Line 1/2 Units Mnemonic(s).
Incorrect Process Display Value Check Input Jumper Setting, Input Level, and Input Connections.
Verify Input Menu settings.
Contact factory
Display of OLOL, ULUL, Short, OPEN, or “ . . . .”
See General Controller Specifications, Display Messages.
Modules or Parameters Not Accessible Check for corresponding plug-in option card.
Verify parameter is valid in regard to previous program settings.
Error Code: EkEY
Keypad is active at power up. Check for depressed or stuck keypad. Press
any key to clear Error Code.
Error Code: EPAr
Error Code: EdYn
Parameter Data Checksum Error. Press any key to clear Error Code, verify
all program settings and cycle power. Contact factory if Error Code returns at
next power-up.
Error Code: EPro
Parameter Data Validation Error. Press any key to clear Error Code, verify all
program settings and cycle power. Contact factory if Error Code returns at
next power-up.
Error Code: ECAL
Calibration Data Validation Error. Contact factory.
Error Code: ELin
Linear Output Card Data Validation Error. Press any key to clear Error Code
and cycle power. If Error Code returns at next power-up, replace Linear
Option Card or contact factory.