4 – 32 HEIDENHAIN Service Manual iTNC 530
8830 EnDat: No
field angle <axis>
Field angle of the motor with unaligned
speed encoder with EnDat interface has not
been ascertained.
The transferred EnDat serial number does
not match the stored EnDat serial number.
Connected EnDat encoder or encoder cable
is defective.
Run a field orientation.
Check the motor table (column SYS).
See “Speed Encoders” on page 18 – 293.
8860 Input
frequency from
speed encoder
<axis>
Noise on speed encoder signals Check the encoder signals.
Check the shielding.
See “Further Examination of Position and
Speed Encoders” on page 18 – 308.
8870 Input
frequency from
position encoder
<axis>
Noise on position encoder signals Check the encoder signals.
Check the shielding.
See “Further Examination of Position and
Speed Encoders” on page 18 – 308.
8A00 No inverter
enabling %.2s
Power-on of the drive not possible due to
missing enabling of the inverter via –SH1.
Check the wiring.
See “Checking the readiness of the inverter
system” on page 16 – 243.
See Service Manual Inverter Systems and
Motors
8A10 AC fail %.2s Power-on of the drive not possible, because
an AC-fail signal (power supply) is active.
Test the power supply.
Check the wiring of the power supply.
See Service Manual Inverter Systems and
Motors
8A20 Powerfail
%.2s
Power-on of the drive not possible, because
a powerfail signal (power supply) is active.
Test the power supply.
Check the wiring of the power supply.
See Service Manual Inverter Systems and
Motors
8A30 Drive
enabling (I32)
%.2s
Power-on of the drive not possible due to
missing drive enabling via I32.
Check the wiring of the emergency-stop
loop.
See “Checking the global drive enable I32,
connector X42 / pin 33” on page 16 – 239.
Error message Possible cause of error Measures for error diagnosis and/or
corrective action
Additional information and descriptions in
the manual
Additional information and descriptions in
the manual
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