Troubleshooting Using The Operation State - Omron R88M-K Series User Manual

12-4 Troubleshooting

Troubleshooting Using the Operation State

Symptom
The 7-segment display
does not light.
12
The ERR indicator flashes
or lights.
The L/A IN and the L/A
OUT indicators are OFF.
An error occurred.
The servo does not lock.
12-25
Probable cause
The control power is not
supplied.
A communications-related
error occurred.
A link in the EtherCAT
physical communications
layer has not been
established yet.
Read the error number and
the error log.
The power cable is not
connected correctly.
The Servomotor power
supply is not ON.
The Forward or Reverse
Drive Prohibition Input (POT
or NOT) is OFF.
The torque limit is set to 0.
The Servo Drive has broken
down.
OMNUC G5-series AC Servomotors and Servo Drives User's Manual (with Built-in EtherCAT Communications)
Items to check
Check to see if the power
supply input is within the
allowed power supply voltage
range.
Check to see if the power
supply input is wired correctly.
Refer to Troubleshooting Errors Related to EtherCAT
Communications on page 12-24.
Check to see if the
communications cable is
connected correctly.
Check to see if the host
controller has started.
Check the cause listed in
Troubleshooting with Error
Displays on page 12-13.
Check to see if the
Servomotor power cable is
connected properly.
Check the main circuit wiring
and power voltage.
• Check to see if the input for
Forward or Reverse Drive
Prohibition Input (POT or
NOT) is OFF.
• Check the input of +24 VIN
to CN1.
Check to see if the torque
limits in the Positive torque
limit value (60E0 hex) and the
Negative torque limit value
(60E1 hex) are set to 0.
−
Measures
Supply the correct power
supply voltage.
Wire correctly.
Connect the
communications cable
correctly.
Start the host controller.
Take appropriate
measures against the
cause of the error that
are listed in
Troubleshooting with
Error Displays on page
12-13.
Wire the Servomotor
power cable correctly.
Input the correct power
and voltage for the main
circuit.
• Turn ON POT and
NOT. Input +24 VIN to
CN1.
Set the maximum torque
to be used for each of
these objects.
Replace the Servo Drive.