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Chapter 16 Troubleshooting
Classification
of errors
Error
code
Error name Error Operation status at error occurrence
Parameter
setting range
errors
984 Creep speed error
• The set value of the OPR basic
parameter "Creep speed" is outside the
setting range.
• The set value of the OPR basic
parameter "Creep speed" is larger than
the OPR speed.
• The set value of the OPR basic
parameter "Creep speed" is smaller than
the bias speed at start.
The READY signal [X0] is not turned ON.
985 OPR retry error
The set value of the OPR basic parameter
"OPR retry" is outside the setting range.
991
Setting for the
movement amount
after near-point dog ON
error
The set value of the OPR detailed
parameter "Setting for the movement
amount after near-point dog ON" is outside
the setting range.
992
OPR acceleration time
selection error
The set value of the OPR detailed
parameter "OPR acceleration time
selection" is outside the setting range.
993
OPR deceleration time
selection error
The set value of the OPR detailed
parameter "OPR deceleration time
selection" is outside the setting range.
995
OPR torque limit value
error
• The set value of the OPR detailed
parameter "OPR torque limit value" is
outside the setting range.
• The OPR detailed parameter "OPR
torque limit value" has exceeded the
detailed parameter 1 "Torque limit setting
value".
997
Speed designation
during OP shift error
The set value of the OPR detailed
parameter "Speed designation during OP
shift" is outside the setting range.
998
Operation setting for
incompletion of OPR
error
The set value of the OPR detailed
parameter "Operation setting for
incompletion of OPR" is outside the setting
range.
999
Operation cycle setting
error
The set value of the expansion parameter
"Operation cycle setting" is outside the
setting range.
1003 SSCNET setting error
The set values of the expansion parameter
"SSCNET setting" and the servo parameter
"Servo series" are mismatch.