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APP - 6
A
PPENDICES
(3) Servo program setting error (Error code: 51)
Error code Name Description Error processing Corrective action
51
Rapid stop
deceleration time
setting error
The rapid stop deceleration
time is bigger than the setting
value of deceleration time.
Control with the setting value
of deceleration time.
Set the rapid stop deceleration time
within the range of 1 to deceleration
time.
(4) Minor error (Error code: 122)
Control mode
Error
code
Positioning
Fixed-pitch feed
Speed
Speed/position switching
Speed switching
Constant-speed
JOG
Manual pulse generator
Home position return
Position follow-up control
OSC
Speed control with fixed
position stop
Error cause
Error
processing
Corrective action
122
• Home position return is
started on the direct drive
motor when the absolute
position data of the encoder
has not been established.
Positioning
control
does not
start.
• Turn the power supplies of the
system or servo amplifier from
OFF to ON after passing the
zero point of the motor by the
JOG operation, etc.