6-2
6
1. When in Trouble
When in Trouble
What to Check ?
• Various protective functions are equipped in the driver. When these are triggered, the
motor will stall due to error, the driver will turn the Servo-Alarm output (ALM) to off (open).
• Error status and their measures
• During the error status, the error code No. will be displayed on the front panel LED,
and you cannot turn Servo-ON.
• You can clear the error status by Alarm clear input(A-CLR) in 120 ms or longer.
• When overload protection is triggered, you can clear it by Alarm clear input (A-CLR)
in 10sec or longer after the error occurs. (
*
1 Table below) You can clear the Overload
protection time characteristics (refer to P.6-17) by turning off the control power supply
between L1C and L2C (100 V, 200 V) of the driver.
• You can clear the above error by operating the front panel keys and setup support
softwear "PANATERM". Refer to P.2-111
“Alarm Clear Screen” of Preparation.
• Be sure to clear the alarm during stop after removing the cause of the error and se-
curing safety.
6
1. When in Trouble
When in Trouble
Protective Function (What is Error Code ?)
Host
controller
Aren't the parameter
setups wrong ?
Motor does not run.
Check the cause by referring to P.2-102,
“Display of Factor of No Motor Running” of
Preparation, and then take necessary measure.
Is the wiring to Connector
X4 correct ?
Or aren't any wires pulled
off ?
Is the wiring to Connector X5
in case of full-closed control
correct ?
Or aren't any wires pulled off ?
Is the wiring to Connector X6
correct ?
Or aren't any wires pulled off ?
Isn't error code No. is displayed ?
Ground
Motor
External scale
Machine
Is the connecting portion
disconnected ?
(Broke wire, contact)
Is the wiring correct ?
Isn't the connector pulled off ?
Isn't the short wire pulled off ?
Doesn't the power voltage vary ?
Is the power turned on ?
Any loose connection ?
Is abnormal noise generated
from the motor ?
Isn't the holding
brake engaged ?
Isn't the connection
loose ?
Note
Related page
• The figure above shows connections on velocity, position, torque and full-closed mode
driver.
• P.2-88 ... “How to Use the Front Panel” • P.3-32 “Inputs and outputs on connector X4”
• P.7-26 “Outline of Setup support software “PANATERM”
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