HEIDENHAIN TNC 620, User Manual

Page: 356 / 521

MOD functions | Changing the machine settings
9
In the overview list, an active connection is shown with a
green symbol.
Connections without access rights are shown gray in the
overview list.
Host computer operation
Refer to your machine manual.
This function must be enabled and adapted by the
machine manufacturer.
With the
HOST COMPUTER MODE
soft key you can transfer the
command to an external host computer in order to, e.g., run
NC programs.
The requirements to be met for starting host computer mode include
the following:
Dialogs, such as
GOTO
or
Block scan
are closed
No program run is active
Handwheel is inactive
To start the host computer mode:
Select the
Machine settings
group in the MOD menu
Select the
External access
function
Press the
HOST COMPUTER MODE
soft key
The control shows an empty screen with the
Host computer is
active
pop-up window.
Your machine tool builder can specify that the host
computer mode can automatically be activated
externally.
To exit the host computer mode:
Press the
HOST COMPUTER MODE
soft key again
The control closes the pop-up window.
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HEIDENHAIN | TNC 620 | User's Manual for Setup, Testing and Running NC Programs | 01/2022