Mitsubishi Electric MELSERVO-J4 Instruction Manual page 35

1. TROUBLESHOOTING FOR SERVO AMPLIFIER (DRIVE UNIT)
Alarm No.: 1A Name: Servo motor combination error
Alarm content
Detail
Detail name
No.
1A.1 Servo motor (1) The servo amplifier and
combination
error 1
(2) The setting of [Pr. PA01]
(3) [Pr. PA17] and [Pr.
(4) The software version of
(5) An encoder is
1A.2 Servo motor (1) The setting of [Pr. PA01]
control mode
combination
error
(2) When the fully closed
1A.4 Servo motor (1) The servo amplifier is
combination
error 2
Alarm No.: 1B Name: Converter alarm
Alarm content
Detail
Detail name
No.
1B.1 Converter unit (1) The protection
error
(2) An alarm occurred in
The combination of servo amplifier and servo motor is incorrect.
Cause
Check the model
the servo motor was name of the servo
connected incorrectly. motor and
corresponding servo
amplifier.
Check the [Pr. PA01]
is not corresponding to setting.
the connected servo Rotary servo motor:
motor. "_ _ 0 _"
Linear servo motor: "_
_ 4 _"
Direct drive motor: "_
_ 6 _"
Check if [Pr. PA17]
PA18] were not set and [Pr. PA18] are
according to the linear set correctly.
servo motor to be used.
Check if the software
the servo amplifier version of the servo
does not support the amplifier supports the
TM-RG2M/TM-RU2M TM-RG2M/TM-RU2M
series direct drive series.
motor.
Replace the servo
malfunctioning. motor, and then
check the
repeatability.
Check the [Pr. PA01]
is not corresponding to setting.
the connected servo Rotary servo motor:
motor. "_ _ 0 _"
Linear servo motor: "_
_ 4 _"
Direct drive motor: "_
_ 6 _"
Check the connection
loop control mode is
destination of the
selected, encoders of encoder.
the servo motor side
and the machine side
are connected
reversely.
Replace the servo
malfunctioning. amplifier, and then
check the
repeatability.
An alarm occurred in the converter unit during the servo-on.
Cause
Check the protection
coordination cable is not coordination cable
correctly connected. connection.
Check the alarm of the converter unit, and take the action following
the converter unit the remedies for alarms of the converter unit.
during the servo-on.
Check method Check result
The combination is
incorrect.
The combination is
correct.
The combination is
incorrect.
The combination is
correct.
It is not set
correctly.
It is set correctly.
It is C7 or earlier.
It is C8 or later.
It is not repeatable.
The combination is
incorrect.
The connection
destination of the
encoder is incorrect.
It is not repeatable.
Check method Check result
It is not connected.
It is connected.
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Action Target
Use them in the [A]
correct combination. [B]
[WB]
Check (2).
[RJ010]
[GF]
Set [Pr. PA01] [A]
correctly. [B]
When using a linear [WB]
servo motor, also [GF]
check (3).
Check (4).
Set them correctly
according to the
linear servo motor to
be used.
Check (4).
Replace the servo
amplifier with a one
whose software
version supports the
TM-RG2M/TM-
RU2M series.
Check (5).
Replace the servo [A]
motor. [B]
[WB]
[RJ010]
[GF]
Set [Pr. PA01] [A]
correctly. [B]
[WB]
[GF]
Connect it correctly.
Replace the servo
amplifier.
Action Target
Connect it correctly. [A]
[B]
Check (2).