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Appendix
(In the panel window, the three digits after “E” indicate an error number.)
Description, action, etc.
The setting of SCHA command is invalid.
The setting of TPCD command is invalid.
The setting of SLEN command is invalid.
B03 Home-return method error The setting of “Axis-specific parameter No. 10, Home-return method” is invalid.
(Not incremental encoder AND current position 0 home is specified, etc.)
B04 1-shot-pulse output excessive simultaneous use error The number of BTPN and BTPF timers operating in one program
simultaneously
exceeds the upper limit (16).
Estimate-stroke over error at home return
The operation at home return exceeded the estimate stroke. The home sensor
or creep sensor may be faulty, among other reasons.
Expanded-SIO in-use error
An attempt was made to open a channel already opened by other task.
Expanded-SIO unopen error
An attempt was made to use a channel not opened by own task.
Expanded-SIO duplicate WRIT execution error
WRIT commands were executed simultaneously by multiple tasks for the same
channel.
Expanded-SIO RS485 WRIT/READ simultaneous execution error
WRIT and READ commands were executed simultaneously in the RS485 mode.
Expanded-SIO unassigned-channel use error
An attempt was made to use a channel not assigned properly. Check I/O
parameter Nos. 100 to 111 and the statuses of I/O slots.
B10 Phase-Z search timeout error Phase Z cannot be detected. Check for operation restriction, wiring, encoder,
B11 Home-sensor pull-out timeout error Pull-out from the home sensor cannot be confirmed. Check for operation
restriction, wiring, motor, home sensor, etc.
B12 Storage variable number error for SEL command return code
The variable number specified for storing SEL command’s return code is invalid.
Check “Other parameter No. 24, Local variable number for storing READ
command return code,” etc.
Backup SRAM data checksum error
The backup SRAM data has been destroyed. Check the battery.
Flash-ROM, 8-Mbit version unsupported function error
An attempt was made to use a function not supported in the flash-ROM, 8-Mbit
board environment.
(HT connection specification, etc.)
Input-port debug filter type error
The setting of input-port debug filter type is invalid.
SEL operand specification error
The operand specification of SEL command is invalid.
B17 Parameter register busy error at issuance of slave command The driver special command ACK generated a timeout at issuance of a slave
The device number is invalid.
B1A Absolute reset specification error The specification for absolute reset using an optional function, etc., is invalid.
(Two or more axes are specified simultaneously, non-absolute-encoder axis is
specified, etc.)
Ethernet socket open-without-close error
An attempt was made to open the socket again without closing it.
Ethernet channel in-use error
An attempt was made to open a channel already opened by other task.
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