User Manual
  Programming LOGO! 
  3.7 Writing and starting the circuit program 
LOGO! 
Manual, 04/2011, A5E03556174-01 
93 
N
ote 
You can cancel the input of a new password with E
SC. In this case, the LOGO! Basic returns 
to the programming menu without saving the password. 
You can also set your password using LOGO!Soft Comfort. You cannot edit a password-
protected circuit program in a LOGO! Base Module or upload it to LOGO!Soft Comfort unless 
you enter the correct password. 
To allow you to create and edit a circuit program for a protected module (Card), you first 
need to assign a password to this new program (Page 305). 
Changing the password from the LOGO! Basic 
You must know the current password in order to change it. From the programming menu, 
follow these steps to change the password: 
1.  Move the '>' cursor to "
①": Press   or   
0VJ&RQILJ
&OHDU3UJ
(GLW
!3DVVZRUG
2.  Confirm "
①": Press OK 
Enter your old password (in our case: 'A
A') by repeating steps 3 through 6 as described 
earlier. Press O
K .The display now shows: 
$$
1HZ
2OG
Now you can enter the new password, for example, "Z
Z". 
3.  Select "Z
": Press 
4.  Move to the next letter: Press 
5.  Select "Z
": Press 
The display now shows: 
==
$$
1HZ
2OG
6.  Confirm your new password: Press O
K 
Your new password "Z
Z" is now set, and you are returned to the programming menu. 










