HEIDENHAIN TNC 360 ISO Programming - Manual (Page 31)

TNC 360 1-14
1 Introduction
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1.3 Switch-On
Switch on the power supply for the TNC and machine. The TNC then
begins the following dialog:
MEMORY TEST
The TNC memory is automatically checked.
POWER INTERRUPTED
Message from the TNC indicating that the power was interrupted.
Clear the message.
TRANSLATE PLC PROGRAM
The PLC program of the TNC is automatically translated.
RELAY EXT. DC VOLTAGE MISSING
Switch on the control voltage.
The TNC checks the functioning of the EMERGENCY STOP circuit.
MANUAL OPERATION
TRAVERSE REFERENCE POINTS
To cross over the reference marks in the displayed sequence:
Press the machine START button for each axis.
To cross over the reference marks in any sequence:
For each axis, press and hold down the machine axis direction
button until the reference mark has been crossed over.
The TNC is now ready for operation
in the MANUAL OPERATION mode.