15 - 91 
MELSEC-Q
 
15   TROUBLESHOOTING 
 
 
 
 
 
 
Related buffer memory 
address 
  Axis 1  Axis 2  Axis 3  Axis 4 
Set range  
(Setting with sequence program) 
Remedy 
  — — — —  —  — 
 
 
—  —  —  —  —  Normalize the start request ON timing. 
  1503 1603 1703 1803 
<Restart command> 
1: Restart 
Normalize the start request ON timing.  
(Refer to section 6.5.5) 
(Do not issue the restart command when the axis 
operation is not stopped.) 
 
1548 
1549 
1648 
1649 
1748 
1749 
1848 
1849 
<Teaching data selection> 
0, 1 
<Teaching positioning data No.> 
1 to 600 
Carry out the teaching request when the axis is not 
BUSY. (Refer to section 12.7.4) 
  1513 1613 1713 1813 
<Positioning operation speed 
override> 
1 to 300 
Prevent the overridden speed from being reduced to 0. 
(Refer to section 12.5.2) 
 
 
 
 
Same as warning code 109 
None (If the PLC READY signal (Y0) is turned OFF, 
respond to the teaching write request). 
 
 
 
 
1513 1613 1713 1813 
<Positioning operation speed 
override> 
1 to 300 
  1525 1625 1725 1825 
<New torque value> 
1 to 
[
Torque limit set value
]
 
 26 176 326 476 
<Torque limit set value> 
1 to 500 
Set a value within the setting range. 
 
Refer to section 5.3  
"List of positioning data"  
for command speed 
<Command speed> 
1 to 10000000 [PLS/s] 
1 to 2000000000 [mm/min or another] 
  Bias speed at start 
 
6 
7 
156 
157 
306 
307 
456 
457 
<Bias speed at start> 
0 [PLS/s] 
0 [mm/min or another] 
Re-set the command speed/bias speed at start so that 
the command speed is equal to or larger than the bias 
speed at start. 
Set 0 for the bias speed. 
 
 
 
1516 1616 1716 1816 
<Speed change request> 
1: Speed change is requested 
Do not carry out the JOG speed change during 
deceleration with the JOG start signal OFF. 
  New speed value 
 
1514 
1515 
1614 
1615 
1714 
1715 
1814 
1815 
0 to 10000000 [PLS/s] 
0 to 2000000000 [mm/min or another] 
  JOG speed limit value 
 
 
 
 
 
 
 
48 
49 
198 
199 
348 
349 
498 
499 
1 to 10000000 [PLS/s] 
1 to 2000000000 [mm/min or 
another] 
Bring the set value into the setting range.