HEIDENHAIN iTNC 530 Service Manual page 48

Error message Possible cause of error
Additional information and descriptions in
the manual
Handwheel not x = ...
ready x
A: Handwheel not attached
B: No agreement between Handwheel
identification and MP 7640
C: x Contamination (x = axis)
D: Transmission error during receipt
E: Received BCC check sum incorrect
F: Handwheel recognized wrong
identification
G: Handwheel recognized wrong BCC
checksum
H: Handwheel is signaling transmission
error
I: Handwheel is signaling wrong number of
initializing parameters
J: Handwheel is signaling wrong value of
initializing parameters
K: Transfer error while sending
L: Handwheel recognized wrong axis
number of the secondary axis
M: New data received during evaluation
N: Undefined error code
No connection to The connection to the NFS server was
interrupted.
network
Check the position Contradiction apparent from comparison of
position before power-off and after power-
encoder %.2s
on of the line voltage.
MC +5V LE out of The 5V power supply of the LE is outside the
permissible tolerance range.
tolerance
MC standstill See standstill monitoring err. in %2
monitoring %.2s
MC amplitude too See "Amplitude too high at position encoder
%1"
high %.2s
MC amplitude too See "Position encoder %2: Amplitude too
small"
low %.2s
Op. state of MC The automatic SRG, SBH, and SH operating
states of the MC and CC are compared
not equal CC
cyclically. If the values remain unequal for
longer than 500 ms, a Stop 1 is released.
4 – 48
Measures for error diagnosis and/or
corrective action
Additional information and descriptions in
the manual
Connect a handwheel.
Check the cables.
See "Handwheel" on page 24 – 399.
Check whether the NFS server is available
If necessary, inspect the connections, the
cables and the Ethernet card.
Inform your service agency.
See "Position Encoders" on page 18 – 277.
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.
See standstill monitoring err. in %2.
See "Amplitude too high at position encoder
%1".
See "Position encoder %2: Amplitude too
small".
Switch on the machine and acknowledge
the error message with CE.
HEIDENHAIN Service Manual iTNC 530