HEIDENHAIN iTNC 530 Service Manual page 54

Error message Possible cause of error
Additional information and descriptions in
the manual
5-V power supply The 5V supply voltage of the control is too
low.
too low
Supply voltage Missing supply voltage on connector X44.
missing at X44
Inverter is not After a "safe stop" the inverter did not return
to the ready state.
ready for
operation
Insufficient There are too many NC software versions
on the control.
system memory
4 – 54
Measures for error diagnosis and/or
corrective action
Additional information and descriptions in
the manual
Check the power supply.
Check the current consumption of the
consumers (encoders).
Inform your service agency.
See "Power Supply" on page 17 – 251.
See "Error Localization by Process of
Exclusion" on page 6 – 66.
See Service Manual Inverter Systems and
Motors.
Check the wiring.
Inform your service agency.
See "Power Supply for PLC Outputs" on
page 17 – 268.
Inform your service agency.
See "Checking the Enables on the iTNC
530" on page 16 – 229.
See Service Manual Inverter Systems and
Motors.
Delete NC programs that are no longer
required.
See "Reloading the NC Software Used" on
page 14 – 209.
HEIDENHAIN Service Manual iTNC 530