FICIUCNHAIN
DR. JOHANNES HEIDENHAIN GmbH
D-8225Traunreut .Tel. (08669)31-O
SERVICE MANUAL TNC 151/155
Page 11.1
Section 2.2.2
VDU Display (flashing)
Fault cause
Error with non-erasable marker
(see also PLC-Description)
Directional Key Zt
Directional Key Z-
Directional Key IV+
or supplementary axis to be changed to
another axis M 2590 and M 2591
Directional
Key
IV-
or Start PLC Positioning S-axis
Non-defined macro called up via PLC marker
Possible fault location
PLC Program, Main Processor Board
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