YASKAWA YRC1000 Instructions Manual page 75

HW1484216
Alarm Alarm
No. Name
4283 MOTOWELD
ILLEGAL
WELD TYPE
4284 MOTOWELD
SOFTWARE
MULFUNCT-
ION
4285 MOTOWELD
MACHINE
SETTING
ERROR
4286 MOTOWELD
CURRENT
CLASS
ERROR
6 Alarm and Error
6.1 Alarm
Sub Meaning
Code
406 A wrong welding process is set in the
welding user file.
407 A welding type is not set in a user file of
the MOTOWELD.
310 The version of the data base is not
suitable for the software of the welding
power source.
311 The version information of the PLD on
the main board Pr(MB) is wrong.
312 The version of the firmware of front
panel is not suitable for the software of
the main board Pr(MB).
316 The check sum of the PLD on the main
board Pr(MB) is wrong.
317 The program or data base was load by
the ethernet.
318 The check sum error of loading data.
400 Watch dog error of the PLD.
320 The machine type is wrong.
330 The current class 350A / 500A setting is
wrong.
Remedy
Confirm the welding process setting
in the welding user file.
Set a welding type to user file of
MOTOWELD. The user file can
setup in the editor screen for ARC
START CONDITION FILE or ARC
END CONDITION FILE of the robot
controller.
Load the suitable database.
Replace the main board (Service
parts code: UNIT-Pr (MB)-030).
Contact your YASKAWA
representative.
Replace the main board (Service
parts code: UNIT-Pr (MB)-030).
Contact your YASKAWA
representative.
Replace the main board (Service
parts code: UNIT-Pr (MB)-030).
Contact your YASKAWA
representative.
Reboot the power source.
(1)Do not turn off the power source
and reload the data.
(2)In case of turn off and reboot was
OK, reload the data.
(3)In case of turn off and reboot was
NG, load the data by special loading
tool.
(4)Other case of step 1,2,3, replace
the main board Pr (MB)-030.
(1)Movement abnormality of PLD
occurred, and a welding power
supply rebooted..
(2)Replace the main board {Pr (MB)
-030}.
Contact your YASKAWA
representative.
(1)Check the connection between
front panel and main board.
(2)Check the status of dip switch
（SW301） on the front panel.
(3)Replace the front panel.
(4)Replace the main board.
(1)Confirm the power source class
which of 350A or 500A.
(2)Switch a status of dip switch
SW600 which of 350A or 500A.
(3)Change the software which for
correct current class.
HW1484216
6-21
75/79