TROUBLE SHOOTING
12 CHAPTER 3
*¹ OFF: Output transistor is OFF. ON: Output transistor is ON.
*² These alarms are not reset by the alarm reset signal (/ALM-RST). Eliminate the cause of the
alarm and then turn OFF the power supply to reset the alarms.
*³ This alarm display appears only within the range of 30 to 1000W.
3.4.1 WARNING DISPLAYS SERVO CONTROLLER
TABLE 3.4 WARNING DISPLAYS SERVO CONTROLLER
CPF00 Digital operator (JUSP-OP02A-2) fails to
communicate with servopack (e.g., CPU
error)
Cable defective or poor contact between
digital operator and servopack
• Check connector connections
• Replace cable
Malfunction due to external noise Separate digital operator and cable from
noise source
CPF01 Digital operator defective Replace digital operator
Servopack defective Replace servopack
A.__ Normal operation status Note: This is not an alarm display
ALARM DESCRIPTION CAUSE REMEDY
WARNI
NG
WARNING NAME MEANING OF WARNING
A.91 Overload This warning occurs before either of the overload alarms (A.71 or A.72) occurs. If
the warning is ignored and operation continues, an overload alarm may result
A.92 Regenerative Overload This warning occurs before the regenerative overload alarm (A.32) occurs. If the
warning is ignored and operation continues, a regenerative overload alarm may
result
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