YASKAWA DX200 - Page 544

Alarm List Alarm Number (1000 to 1999)
Alarm List-337
1420 SYSTEM
ERROR(BENDING)
Sub Code: 1-221
It is the kind of sensor process
error of Bending function.
Software operation error
occurred
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance
mode, and then contact your Yaskawa representative about
occurrence status (operating procedure).
1421 ENCODER
ERROR(LNR SCALE)
Sub code: Linear scale port
number
Linear scale or the
connection failure
(1)Check the linear scale value and the connection.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1422 CANNOT CHANGE
ENCODER INPUT
Software operation error
occurred
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance
mode, and then contact your Yaskawa representative about
occurrence status (operating procedure).
1437 PORT OPEN ERROR Software operation error
occurred
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance
mode, and then contact your Yaskawa representative about
occurrence status (operating procedure).
1500 SAFETY CIRCUIT
FAULT(SERVO I/O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1501 SVMX RELAY
STICKING(SERVO I/
O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1502 CONTACTOR
STICKING
(SERVO I/O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy