Hypertherm HD3070 Plasma Arc Cutting System w/ Automatic Gas Console - Manual (Page 171)

5-46 HD3070 with Automatic Gas Console Instruction Manual
16
MAINTENANCE
PS ERR=12
WRONG STATE ERROR
Informs operator that software has
serious error that caused it to transfer
control to an undefined program state.
Record the exact operating conditions
prior to this error and report them to
Hypertherm. Replace power supply
control PCB 1XPCB3. Fig 6-2 (4)