SMC Networks LECSB2-T Series User Manual

8. TROUBLESHOOTING
8 - 23
Alarm No.: 19
Name: Memory error 3 (Flash-ROM)
Alarm content
A part (Flash-ROM) in the driver is failure.
Detail
No.
Detail name
Cause
Check method
Check result
Action
19.1
Flash-ROM
error 1
(1)
The Flash-ROM is
malfunctioning.
Disconnect the cables
except for the control
circuit power supply,
and then check the
repeatability.
It is repeatable.
Replace the driver.
It is not repeatable.
Check (2).
(2)
Something near the
device caused it.
Check the noise,
ambient temperature,
etc.
There is a problem in
the surrounding.
Take countermeasures
against its cause.
19.2
Flash-ROM
error 2
Check it with the check method for [AL. 19.1].
19.3
Flash-ROM
error 3
Alarm No.: 1A
Name: Servo motor combination error
Alarm content
・
The combination of driver and servo motor is incorrect.
Detail
No.
Detail name
Cause
Check method
Check result
Action
1A.1
Servo motor
combination
error 1
(1)
The driver and the
servo motor was
connected incorrectly.
Check the model name
of the servo motor and
corresponding driver.
The combination is
incorrect.
Use them in the correct
combination.
The combination is
correct.
Check (2).
(2)
The setting of [Pr.
PA01] is not
corresponding to
the connected servo
motor.
Check the [Pr. PA01]
setting.
Rotary servo motor: "0"
The combination is
incorrect.
Set [Pr. PA01] correctly.
When using a linear
servo motor, also check (3).
The combination is
correct.
Check (3).
(3)
An encoder is
malfunctioning.
Replace the servo motor,
and then check the
repeatability.
It is not repeatable.
Replace the servo motor
1A.2
Servo motor
control mode
combination
error
(1)
The setting of [Pr.
PA01] is not
corresponding to
the connected servo
motor
Check the [Pr. PA01]
setting.
Rotary servo motor: "0"
The combination is
incorrect.
Set [Pr. PA01] correctly.
(2)
When the fully closed
loop control mode is
selected, encoders of
the servo motor side
and the machine side
are connected
reversely.
Check the connection
destination of the
encoder.
The connection
destination of the
encoder is incorrect
Connect it correctly.
1A.4
Servo motor
combination
error 2
(1)
Thedriver is
malfunctioning.
Replace the driver, and
then check the
repeatability.
It is not repeatable.
Replace the driver.
Alarm No.: 1B
Name: Converter alarm
Alarm content
An alarm occurred in the converter unit during the servo-on.
Detail
No.
Detail name
Cause
Check method
Check result
Action
1B.1
Converter unit
error
(1)
The protection
coordination cable is
not correctly connected
Check the protection
coordination cable
connection.
It is not connected.
Connect it correctly.
It is connected. Check
(2).
It is connected.
Check (2).
(2)
An alarm occurred in
the converter unit
during the servo-on.
Check the alarm of the converter unit, and take the action following the
remedies for alarms of the converter unit.

SMC Networks LECSB2-T Series Specifications

General

Brand	SMC Networks
Model	LECSB2-T Series
Category	DC Drives
Language	English