HEIDENHAIN TNC 620 User Manual page 2

Controls of the TNC
Controls of the TNC
Keys on visual display unit
Key Function
Select split screen layout
Toggle the display between
machining and programming
modes
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
Program/file management,
TNC functions
Key Function
Select or delete programs and files,
external data transfer
Define program call, select datum
and point tables
Select MOD functions
Display help text for NC error
messages, call TNCguide
Display all current error messages
Show calculator
Navigation keys
Key Function
Move highlight
Go directly to blocks, cycles and
parameter functions
Potentiometer for feed rate
and spindle speed
Feed rate
HEIDENHAIN Conversational Programming | 5/2013
Spindle speed
TNC 620 | User's Manual