1298 HEIDENHAIN Technical Manual iTNC 530 HSCI
8.1.30 Diagnostic functions
The iTNC 530 provides the diagnostic functions for error diagnosis, which are 
available after pressing the DIAGNOSIS soft key (see table below).
To call the diagnostic functions:
 While in the Programming and Editing operating mode, press the MOD key.
 Press the DIAGNOSIS soft key.
The following diagnostic functions are available:
Soft key Soft key Function
After pressing this soft key, you can test various HSCI and Profibus settings, provided 
that you are using one of the two bus systems.
After pressing this soft key, you can test various Profibus settings, provided 
that you are using a Profibus system.
After pressing this soft key, you can test various HSCI settings, provided that 
you are using an HSCI system (, see page 1320).
Various drive diagnosis functions can be selected after pressing this soft key. Before 
selecting the diagnostic function, under Supply unit you must select the power supply 
unit being used, so that signals that are not present are not interpreted as errors.
The integrated oscilloscope is started.
The diagnosis tool DriveDiag is opened, see page 1299.
The following soft keys appear only if the Power Interrupted message was not 
acknowledged, and if the code number 688379 or 807667 was entered.
The integrated oscilloscope for commissioning the current controller is 
opened.
The file TNC:\herosdiagnose.txt is created after pressing this soft key. HEIDENHAIN uses 
this file for diagnosis of the operating system.