Troubleshooting; Error Diagnosis Using Alarm Display - Omron OMNUC R88D-WT15HF User Manual

Troubleshooting

5-3 Troubleshooting
If an error occurs in the machinery, check the type of error using the alarm indicators and
operation status, verify the cause, and take appropriate countermeasures.

5-3-1 Error Diagnosis Using Alarm Display

Note 1. If an Option Unit is installed, an Option Unit error code may be output. For details, also refer to
the operation manual for the Option Unit.
Note 2. Alarms marked with one asterisk are supported for Servo Drivers with a software version of
"r.0014" or later.
Note 3. Warnings marked with two asterisks are supported for Servo Drivers with a software version
of "r.0037" or later.
Display Error
Parameters cor-
rupted
Main circuit detec-
tion error
Parameter setting
error
Servomotor mis-
match
Status when error
occurs
Occurs when control Power supply was
circuit power supply turned OFF while
is turned ON.
parameters were
being written.
Internal memory er-
ror
Occurs when main Main circuit detec-
circuit power supply tion data error
is turned ON.
Occurs when control A value outside of
circuit power supply the setting range
is turned ON.
was previously set in
the parameters.
Control panel error
Occurs when control Servomotor and
circuit power supply
Servo Driver com-
is turned ON.
bination is incorrect.
Encoder internal
data error
Cause of error Countermeasures
Initialize (Fn005) the user
parameters, and then re-
set the parameters.
Replace the Servo Driver.
Replace the Servo Driver.
Reset the parameters
within the setting range.
Replace the Servo Driver.
Correct the combination.
Replace the Servomotor.
Chapter 5
5-9