
Chapter 6
Troubleshooting
188
In the panel window, the error numbers follow E in the display.
Error No.
Error name
Description, action, etc.
E21
I/O assignment count over error
The I/O assignments exceed the specified range. Check
I/O parameter Nos. 2 to 9 and 14 to 17 and the I/O slot
card type (number of I/Os).
E22
Header error
(Slave communication)
The header in the message received from the slave card
is invalid.
E23
Card ID error
(Slave communication)
The card ID in the message received from the slave card
is invalid.
E24
Response type error
(Slave communication)
The response type in the message received from the slave
card is invalid.
E25
Command type error
(Slave communication)
The command type of the transmitting command is invalid.
E26
Target type error
The target type is invalid.
E27
No target error
Target (Driver card, I/O card, encoder or other slave card)
is not installed.
E29
EEPROM error
(EWEN/EWDS not permitted)
EEPROM access error (When writing)
E2A
Read compare mismatch error
during EEPROM write
EEPROM access error (When writing)
E2B
Abnormal response error when
sending EEPROM information
acquisition command
An abnormal response was received when a
slave-EEPROM information acquisition command was
sent.
E2C
Maximum receive size over error
when sending EEPROM
information acquisition command
The maximum receive size exceeds the limit value when a
slave-EEPROM information acquisition command is sent.
E2D
Receive-data checksum error
when sending EEPROM
information acquisition command
The checksum of receive data is invalid when a
slave-EEPROM information acquisition command is sent.
E2E
No required power stage error
The required power stage is not installed for the valid
axes.
E2F
No required regenerative
resistance error
The required regenerative resistance is not installed for
the valid axes.
E30
No required motor-drive power
error
The required motor-drive power is not installed for the
valid axes.
E31
No standard I/O slot error
Standard I/O unit is not installed.
E32
No control power error
Control power unit is not installed.
E33
Slave response logic error
The slave response logic is invalid.
E34
Slave block number out of range The slave block number is out of range.
E35
Slave EEPROM sum check error It is the sum check error of slave EEPROM.
E37
Slave data setting prohibited
Setting of slave data is prohibited.
E38
Faulty slave EEPROM
The slave EEPROM is faulty.
E3C
Undefined slave-command error
code detected
An undefined slave-command error code was detected.
E3D
SEL program/position/parameter
flash ROM status error
Data is not written to the flash ROM correctly or written in
an old, incompatible application version.
E3E
Parameter checksum error
The flash ROM data has been destroyed.
E3F
Gain parameter error
The setting of “Axis-specific parameter No. 60, Position
gain,” etc., is invalid.
E40
Rotational-movement axis
parameter error
Check axis-specific parameter Nos. 67, 66, 38, 37, 1, etc.
E41 Servo-motion data packet
shortage error
There are not enough servo-motion data packets.
E42
Servo job error
The servo job is invalid.
Cold-st
art lev
el errors
E45
Servo undefined command
detection error
An undefined command was detected during servo
processing.
Summary of Contents for MSEL
Page 1: ...MSEL Controller Instruction Manual Fifth Edition ...
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Page 44: ...Chapter 1 Specifications Check 36 ...
Page 102: ...Chapter 4 Home Return Absolute Reset 94 ...
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