Controls and displays
2
HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
Controls and displays
Keys
If you are using a TNC 640 with touch control, you can
replace some keystrokes with hand-to-screen contact.
Further information: "Operating the Touchscreen",
page 131
Keys on visual display unit
Key Function
Selecting the screen layout
Toggle the display between
machine operating mode, program-
ming mode, and a third desktop
Soft keys for selecting functions on
screen
Shifting between soft-key rows
Alphanumeric keyboard
Key Function
File names, comments
DIN/ISO programming
Machine operating modes
Key Function
Manual operation
Electronic handwheel
Positioning with manual data input
Program run, single block
Program run, full sequence
Programming modes
Key Function
Programming
Test run
Entering and editing coordinate
axes and numbers
Key Function
. . .
Select coordinate axes or enter
them in a program
. . .
Numbers
Decimal separator / Reverse
algebraic sign
Polar coordinate entry /
Incremental values
Q parameter programming /
Q parameter status
Capture actual position
Skip dialog questions, delete words
Confirm entry and resume dialog
Conclude block and exit entry
Clear entries or error message
Abort dialog, delete program
section
Tool functions
Key Function
Define tool data in the program
Call tool data
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