HEIDENHAIN TNC 620 User Manual page 2

Controls and displays
Keys
If you are using a TNC 620 with touch control, you can
replace some keystrokes with hand-to-screen contact.
Further information: "Operating the Touchscreen",
page 123
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
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
2
Entering and editing coordinate
axes and numbers
Key
. . .
. . .
NO
ENT
Tool functions
Key
HEIDENHAIN | TNC 620 | Conversational Programming User's Manual | 10/2017
Controls and displays
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
Function
Define tool data in the program
Call tool data