Table 34 - Diagnostic code descriptions (continued)
Code Priority Description
XPR
models
Corrective action
626 Alert No DC output–Ch1 All models
627 Alert No DC output–Ch2 XPR300,
XPR460
628 Alert No DC output–Ch3 XPR460
Troubleshooting for consumable part failure or no
chopper current on page 341
631 Failure DC at wait-start All models Troubleshooting for current sensor faults on page
345
640 Info No error All models No operator action is necessary.
• XPR action: None
• Code cancels with: Is not applicable.
642 Info System powered All models No operator action is necessary.
• XPR action: None
• Code cancels with: Start or set process; remote on-
off
643 Info No process loaded All models Select a process to stop the Initial Checks (2) state
of operation and start the Gas Purge/Pump On state
(3). There is no limit for how long the system waits for
input. Refer to Sequence of operation on page 217.
• XPR action: None
• Code cancels with: Start or set process; remote on-
off
645 Info System is off All models No operator action is necessary. Plasma cutting sys-
tem operation continues when the remote on-off
switch is set to the ON position. Refer to Sequence of
operation on page 217.
• XPR action: None
• Code cancels with: Start or set process; remote on-
off
646 Info System turned off All models No operator action is necessary. Plasma cutting sys-
tem operation continues when the remote on-off
switch is set to the ON position. Refer to Sequence of
operation on page 217.
• XPR action: Shut down
• Code cancels with: Start or set process; remote on-
off
Diagnostics and Troubleshooting
8
283811530Instruction ManualXPR460
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