8 software numbers, Application, 9 entering the code number – HEIDENHAIN TNC 640 (34059x-04) ISO programming User Manual
Page 560: Software numbers, Entering the code number, Mod functions 18.8 software numbers

MOD functions
18.8 Software numbers
18
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TNC 640 | User's Manual for DIN/ISO Programming | 3/2014
18.8
Software numbers
Application
The following software numbers are displayed on the TNC screen
after the "Software version" MOD function has been selected:
Control model: Designation of the control (managed by
HEIDENHAIN)
NC software
: Number of the NC software (managed by
HEIDENHAIN)
NCK
: Number of the NC software (managed by
HEIDENHAIN)
PLC software
: Number or name of the PLC software
(managed by your machine tool builder)
In the "FCL information" MOD function, the TNC shows the
following information:
Development level (FCL=Feature Content Level):
Development level of the software installed on the control, See
"Feature Content Level (upgrade functions)", page 11
18.9
Entering the code number
Application
The TNC requires a code number for the following functions:
Function
Code number
Selecting user parameters
123
Configuring an Ethernet card
NET123
Enabling special functions for Q parameter
programming
555343