Are you sure that is a Fanuc 10 as that main board # does not jive with the 10 Manual, also Servo alarm 400 is used on the 0, the servo alarm on the 10 is usually a SV23.
Because servo alarms can be diagnosed also by looking at the diagnostic word for each axis, each bit represents a fault.
Al.
__________________ CNC, Mechatronics Integration and Machine Design.
“Logic will get you from A to B. Imagination will take you everywhere.”
Albert E. |