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1 overview, 2 machine switch-on, Overview – HEIDENHAIN TNC 128 (77184x-02) User Manual

Page 44: Machine switch-on

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First Steps with the TNC 128

1.1

Overview

1

44

TNC 128 | User's Manual HEIDENHAIN Conversational Programming | 5/2014

1.1

Overview

This chapter is intended to help TNC beginners quickly learn to
handle the most important procedures. For more information on a
respective topic, see the section referred to in the text.

The following topics are included in this chapter:

Machine switch-on

Programming the first part

Graphically testing the first part

Setting up tools

Workpiece setup

Running the first program

1.2

Machine switch-on

Acknowledging the power interruption and moving to
the reference points

Switch-on and crossing over the reference points can
vary depending on the machine tool. Refer to your
machine manual. Refer to your machine manual.

Switch on the power supply for control and machine. The TNC
starts the operating system. This process may take several
minutes. Then the TNC will display the "Power interrupted"
message in the screen header.

Press the CE key: The TNC compiles the PLC
program

Switch on the control voltage: The TNC checks
operation of the emergency stop circuit and goes
into the reference run mode

Cross the reference points manually in the
displayed sequence: For each axis press the
machine

START button. If you have absolute linear

and angle encoders on your machine there is no
need for a reference run

The TNC is now ready for operation in the

Manual Operation

mode.

Further information on this topic

Traversing the reference marks: see "Switch-on", page 280

Operating modes: see "Programming", page 65