TROUBLESHOOTING
MOTOMAN 5-3 Spot Welding Manual for Medar
5.2 XRC Alarms and Errors
Table 5-2 identifies common XRC alarms that may occur on the programming
pendant during system start up and welding. In most cases, alarms are reset by
pressing SELECT when the RESET prompt appears on the display. If for some
reason the RESET prompt is no longer visible, simultaneously press and hold
INTERLOCK and WELD ALARM RESET to clear alarms.
Table 5-2 XRC Alarms and Errors
Alarm
Number
Alarm Message Code Error Type
600 Medar Status Error xxxxx Por_signature
601 Medar Diagnosis Error 1
2
3
4
21
22
23
27
Excessive EPROM checksum error
LCA EPROM checksum error
Application EPROM checksum error
DPR error
I/O format type error
Command _______
Program number and revision
MedLan Netstatus option
602 Medar Version Error. xxxx Dual port RAM version number error
603 Medar Revision Error xxxx Dual port RAM version number error
604 Medar Code Change Error wldr_mode_wldr_ctrl_____
605 Medar Schedule Transmit Error
1
2
3
4
5
Sequence Data error
Receive Timeout
MEDLAN Response Header Character error
MEDLAN Response Command Code error
MEDLAN Response Checksum error
MEDLAN Response NAK
606 Medar Error 1 xxx WeldMsg buffer_acknowledge error
607 Medar Error 2
1
2
3
4
5
MEDLAN Data error
Receive Timeout
MEDLAN Response Header Character error
MEDLAN Response Command Code error
MEDLAN Response Checksum error
MEDLAN Response NAK
608 Medar Welder Type Mismatch Wldr_type unmatch
609 Medar Parameter Error 26
25
24
S2C (373) error
S2C (371) error
S2C (372) error
610 Medar Stepper Transmit Error
1
2
3
4
5
Stepper data
Receive Timeout
MEDLAN Response Header Character error
MEDLAN Response Command Code error
MEDLAN Response Checksum error
MEDLAN Response NAK
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