Yaskawa MP2000 Series: User's Manual for Motion Programming - Manual (Page 309)

10 Troubleshooting
10.2.2 Problem Starting a Motion Program
10-6
(3) Program Alarm Bit of Status Flag
If status flag bit 8 (Program alarm) is ON, the motion program is disabled from running because of the alarm in
the motion program.
Remove the cause of the alarm by referring to 10.2.4 Motion Program Alarm Codes, and then turn ON motion
program control signal bit 5 (Program reset and alarm reset request) to reset the alarm. After the alarm is reset,
start the motion program again.
Status flag
Motion program
work register
Control signal
Interpolation override
System work number
1st word
Control signal, bit 0:
Program operation start request
Program running
Bit 0
Program reset and alarm
reset request bit ON
2nd word
3rd word
4th word
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit A
Bit B
Bit C
Bit D
Bit E
Bit F
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit A
Bit B
Bit C
Bit D
Bit E
Bit F
Program running
Program paused
Stopped by program stop request
(Reserved by the system)
Program single-block operation stopped
(Reserved by the system)
(Reserved by the system)
(Reserved by the system)
Program alarm
Stopped by break point
(Reserved by the system)
In debug mode
Program type
Start request signal history
“No system work” error, Execution scan error
Main program No. outside the range
Program operation start request
Program pause request
Program stop request
Program single-block mode selection
Program single-block operation start request
Program reset and alarm reset request
Program continuous operation start request
(Reserved by the system)
Skip 1 information
Skip 2 information
(Reserved by the system)
(Reserved by the system)
(Reserved by the system)
System work number setting
Interpolation override setting
(Reserved by the system)
Program reset and alarm
reset request
Status flag, bit 8:
Program alarm occurring
An alarm occurred in the
motion program.
Alarm reset
The motion program will not start while
an alarm is occurring even when the
program start request bit is turned ON.
The motion program starts
running when the program start
request bit is turned ON.
Status flag bit 8 turns
OFF when the Program
reset and alarm reset
request bit turns ON.
The motion program cannot start
when this bit is ON because an
alarm is occurring in the motion
program.
When this bit turns ON, the motion
program alarm is reset.
Status flag, bit 0:
Control signal, bit 5: