Owner's manual

System 2500 Operating & Installation Manual - Revision 07 5-1
Section 5 ERROR CODES
5.1 Error Listing
The following is a listing of error codes generated by the PLS-2500 unit and suggested action for
correction of the errors. These codes apply to software version 1.8 and above.
Error
No. Message / Action
001 OIT UNABLE TO COMMUNICATE WITH LOGIC BOARD
1) Verify that Operator Interface Terminal cable is properly wired to the plug-in
terminal strip for Logic Unit.
2) Verify that plug-in terminal strip is securely installed into header (receptacle)
on Logic Unit.
3) Notify factory.
002 No message
1) Notify factory.
003 No message
2) Notify factory.
020 LOGIC BOARD HARDWARE FAILURE
1) Notify factory.
023 NO RESOLVER SIGNAL AT POWERUP
1) Verify that resolver cable round connector is securely installed to its mate on
rear of resolver package.
2) Verify that resolver cable is properly wired to plug-in terminal strip for Logic
Unit.