C70 Setup Manual
6.1 Machine Parameters and Setting Screen Configuration
6.1.3 Data Protection Key (Y319)
The data protection key must be turned ON before writing parameters in a CNC.
Turning the data protection key ON protects data, such as user parameters, common variables, CNC ladder, R
register, C register, and T register. When the data protection key is turned OFF, setting operations for parameters
and common variables are prohibited.
For details, refer to "C70 PLC Interface Manual".
For a setting from the CNC screen, go to "I/F diagnosis" screen on CNC monitor, enter "Y319" to "Device" and "1"to
"Data", then touch "Input" key.
For a setting with a PLC program, turn ON the data protection key 2 (G+01/Y319).
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