Mitsubishi Electric QD77MS User Manual page 902

Classification Error
Error name
of errors code
Error before
simultaneous start
QD77MS2
501
Positioning
Error before
operation
simultaneous start
errors
QD77MS16
502 Illegal data No.
503 No command speed
<When blocks are started simultaneously>
• The partner axis for simultaneous start is
BUSY.
<When multiple axes are started and
controlled simultaneously>
• The partner axis for simultaneous start is
BUSY.
QD77MS4
• The "Simultaneous starting axis start data
No." of the start axis is 0 or is outside the
setting range.
• The "Simultaneous starting axis start data
No." of those axes other than the start
axis is outside the setting range.
<When blocks are started simultaneously>
• The partner axis for simultaneous start is
BUSY.
<When multiple axes are started and
controlled simultaneously>
• The same axis number is set to multiple
simultaneous start axes.
• The own axis number is set to a
simultaneous start axis.
• The number of simultaneous start axes is
outside the setting range of 2 to 4.
• The partner axis for simultaneous start is
BUSY.
• The "Simultaneous starting axis start data
No." of the start axis and the partner axis
for simultaneous start is 0 or is outside the
setting range.
• The positioning data No. tried to be
executed is outside the ranges of 1 to
600, 7000 to 7004, and 9001 to 9004.
• The designation of a JUMP destination is
executed currently.
• The designation of a JUMP destination is
outside the ranges of 1 to 600.
• At the start of positioning, a current speed
(–1) is set for the command speed of the
positioning data to be initially executed.
• The current speed is set by speed control.
• The current speed is set for speed-
position or position-speed switching
control.
16 - 22
Error Operation status at error occurrence
At start
During operation : The system stops
The positioning data is not executed.
The operation does not start at positioning
start.
Chapter 16 Troubleshooting
: The system does not
operate.
immediately.