Yaskawa MP940 Reference Manual - Manual (Page 49)

MotionSuite™ MP940 Machine Controller Reference Manual Start, Stop Sequence
3-7
The starting sequence and basic operation of the MP940 are as follows:
1. Self-diagnosis at start-up
The following menu is displayed in self-diagnosis at start-up.
• Memory (RAM) Read/Write Determination
• System Program (ROM ) Diagnosis
• Main Processor (CPU) Function Diagnosis
• Numerical Operation Processor (FCPU) Function Diagnosis
The RDY LED flashes the designated number of times when there is an
error in the diagnostic results.
2. Online Self-diagnosis
The following menu is displayed in online self-diagnosis
• System Program (ROM ) Diagnosis
• Main Processor (CPU) Function Diagnosis
• Numerical Operation Processor (FCPU) Function Diagnosis
The RDY LED flashes the designated number of times when there is an
error in the diagnostic results.
3. Start New Run
Sets the run format to New Run in the CP717 system definition screen.
A new run starts. Unlike the start of a continuous run, self-diagnostic
processing occurs prior to DWG.A execution.
4. Operation Stop
The MP940 stops operation in the following situations:
• When power is interrupted
• When power loss occurs
• When a fatal error is generated
• When a STOP operation is executed from MotionWorks
TM .
Note: Restart is not possible in the first and second items
above without restarting the power.
Restart is possible in the third item above by turning
off the power.The cause of the error can be deduced by
checking the LED display.
Restart is possible in the fourth item above by execut-
ing the RUN operation in CP717.