Mitsubishi a2 Series Programming Manual page 41

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2 Simple Application Controllers
Note:
When the program read protection function is used and the password is forgotten, the program
can't be recovered by any methods. So, please take care to handle the function.
The following table shows the possible and prohibited actions in case the Program Read
Protection is set.
Program Download (VLS to
Program Upload (
Monitoring
Switch RUN/STOP
VLS
Program Parameter Change
Controller Contents Clear
Download New/Same User Program
Reset Flag in
Read Program Name
Program Erase
Programming by
Keys
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2
Monitoring
Program Parameter Change
Copy to memory cassette
Others
Dedicated Communication
: Action is possible , -: Action is not possible
2) Copy Program To Memory Cassette Protection
The Copy Program To Memory Cassette Protection prohibits copying of an
from main body memory to a memory cassette.
This flag doesn't work in older
controllers, thus it is inherited in case of copying by VLS or memory cassette to another
- Password
0000 to 9999(Four digits)
- Program Read Protection
10000 to 19999(Five digits)
Memory Cassette Protection
Action
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2
)
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2
to VLS)
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2
controller
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2
Display and Soft
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2(FW version 1.00 and 2.14), but it is also not reset in those
-
For monitoring the program must be
exists in the PC that runs VLS for moni-
toring, thus the user program can be seen
anyway.
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Program can be read out (except display
-
manager contents) by
Program can be read out (except display
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manager contents) by
As long a for program parameter change
( )
the monitoring display isn't used, the pro-
gram parameter can be changed.
-
System Menu 3
Comment
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2
display.
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2
display.
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2 user program
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2.
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