HEIDENHAIN iTNC 530 Service Manual page 156

Hard disk test on the HeROS level:
If the NC software does not boot again completely, hard disk tests can also be perforemed on
the HeROS level (HEIDENHAIN Real Time Operating System).
Figure: Excerpt of the hard disk test on the HeROS level with faulty files
12 – 156
If possible: Move the machine to its basic position.
Shut down the control and switch off the machine.
Press the EMERGENCY STOP key.
Switch on the control again.
When the screen of the control turns blue (HeROS start-up procedure), press the DEL key
(either on the ASCII keyboard or in the area of the numeric keypad) until the message Welcome
to HeROS is displayed.
Now release the key.
As User name enter "tnc".
Now type the command dosfsck /dev/hda1 (blank space after dosfsck) and confirm with
Enter. --> The SYS partition is checked and the result of the test is displayed.
Now type the command dosfsck /dev/hda5 (blank space after dosfsck) and confirm with
Enter. --> The PLC partition is checked and the result of the test is displayed.
Now type the command dosfsck /dev/hda6 (blank space after dosfsck) and confirm with
Enter. --> The TNC partition is checked and the result of the test is displayed.
If faulty files or clusters are detected, you should replace the hard disk. --> Contact the
machine manufacturer or a HEIDENHAIN service agency!
Enter the command exit after the test.
Switch the control off (a shut down is not possible).
HEIDENHAIN Service Manual iTNC 530