Yaskawa JAPMC-MC2300 User Manual
Page 352

12.4 Troubleshooting Motion Errors
12.4.3 Analog Servo Alarm List
12-33
12
Troubleshooting
A.82
Absolute Encoder
Checksum Error
A checksum error was detected in the encoder's mem-
ory.
A.83
Absolute Encoder
Battery Error
The voltage is too low in the absolute encoder's
backup battery.
A.84
Absolute Encoder
Data Error
The received absolute data is invalid.
A.85
Absolute Encoder
Overspeed
The encoder was rotating at high-speed when the
power was turned ON.
A.86
Encoder Overheat
The encoder's internal temperature is too high.
×
×
A.A1
Heat Sink Overheat
The SERVOPACK’s heat sink overheated.
×
×
×
A.b1
Speed Reference
A/D Error
(Reference mechanism
read error)
There is an error in the speed reference input's A/D
converter.
A.b2
Torque Reference
A/D Error
There is an error in the torque reference input's A/D
converter.
×
×
A.b3
Current Sensor Error
There is an error in the current sensor system or a
motor power line is disconnected.
×
×
A.bF
System Alarm
A SERVOPACK system alarm occurred.
×
×
A.c1
Servo Run-away
The Servomotor was overrunning.
A.c2
Encoder Phase Error
Detected
An error occurred in the phase of the encoder's phase-
A, phase-B, or phase-C output.
×
×
A.c3
Encoder Phase-A or -B
Broken
The encoder's phase-A or phase-B is disconnected.
×
×
A.c4
Encoder Phase-C
Broken
The encoder's phase-C is disconnected.
×
×
A.c8
Encoder Clear Error
Multiturn Limit Setting
Error
The absolute encoder's multiturn count could not be
cleared or it could not be set properly.
×
×
A.c9
Encoder
Communication Error
Communication could not be established between the
Encoder and SERVOPACK.
×
×
A.cA
Encoder Parameter
Error
The Encoder's parameters are corrupted.
×
×
A.cb
Encoder Echoback
Error
The contents of communication with the encoder are
incorrect.
×
×
A.cc
Multiturn Limit
Mismatch
The Encoder and SERVOPACK Multiturn Limit Val-
ues do not agree.
×
×
A.do
Excessive Position
Error
The position error pulses exceeded the setting in
parameter Pn505.
×
×
A.E7
Application Module
Detection Failure
Detection of the Application Module failed.
×
×
×
A.F1
Broken Phase in
Power Line
One phase is open in the main power supply.
×
A.F3
Power Loss Alarm
There was a power interruption of more than 1 cycle in
the AC power supply.
×
×
A.F5
A.F6
Motor Wire
Disconnection
Power is not being applied to the Servomotor even
though the SERVOPACK received the Servo ON ref-
erence.
×
×
×
CPF00
Digital Operator
Communication Error
Communication could not be established between the
JUSP-OP02A-2 Digital Operator and SERVOPACK
due to a CPU Error or other problem.
×
×
CPF01
×
×
A99
No error display
Indicates normal operating status.
×
×
A.
− −
No error display
Indicates normal operating status.
×
×
Code
Alarm Name
Alarm Content
SGDA
SGDB
SGDM
SGDH