Program Display Lock; Data Protection Keys - Mitsubishi Electric C80 Series Instruction Manual

C80 Series Instruction Manual
4 Inputting and Outputting a Machining Program

4.8.4 Program Display Lock

Program display and operation search in the device [Memory] on the monitor or edit screen are affected as follows accord-
ing to the setting of the parameter "#1122 pglk_c" (Program display lock).
Influences of program display lock parameter on monitor screen
Screen operation #1122 pglk_c
Buffer display of operating program
When the menu [Edit] was pressed
When the main menu [P corr] was pressed
Search from the operation search window
Search from the restart search window
Search from the top search window (of restart
search)
Influences of program display lock parameter on edit screen
Screen operation #1122 pglk_c
The file is automatically opened when chang-
ing the edit screen (*1)
When the file is opened by the menu [Open]. The operation message "Program display lock C" appears. The window
(*1) When changing the edit screen, the file opened immediately before or operation searched is automatically opened.

4.8.5 Data Protection Keys

Data protection key prevents various data from being set or erased.
The key name differs according to the MTB. Refer to the instruction manual issued by the MTB for details.
The following data can be protected with the data protection key:
All tool data and the coordinate system preset data using the origin set
User parameters and common variables
Machining programs
The data protection key is enabled to prohibit the setting, erasing, etc. while the PLC signal is OFF (B contact).
Data protection key has higher protection level than that of Data protection by user's level.
IB-1501453-C
1 (Display: Prohibited, Search:
Possible)
The program contents are not displayed. Only "%" is displayed.
The operation message "Program display lock C" appears. The window
is opened. (When the edit lock B or C is valid, edit lock B or C is given to
priority.)
The search can be executed.
1 (Display: Prohibited, Search:
Possible)
The program contents are not dis-
played. Only "%" is displayed.
is not closed. (When the edit lock B or C is valid, edit lock B or C is given
to priority.)
114
2 (Display: Prohibited, Search:
Prohibited)
The search cannot be executed.
The operation message "Program
display lock C" appears. The win-
dow is not closed. The contents of
input area are not cleared.
2 (Display: Prohibited, Search:
Prohibited)
-
(It is not possible to search, so the
file is never automatically opened
when changing the edit screen.)