Sony MSU-900 Operation Manual page 71

The numeric keys and field for entering a new code
No. are displayed.
Code Change
New Code No:
OK
6
Enter the desired code (1 to 8 digits) using the numeric
[OK]
keys, then press .
Note
Each digit you input will be displayed as an asterisk.
The message "Retype New Code No:" is displayed.
7
Enter the same code you entered in step 6 once again,
[OK]
then press .
The Security Menu display is restored.
8
[Exit]
Press .
The specified security code is now registered.
[Engineer Mode]
When you next press
Menu, the numeric keys appear, the code input is
requested, and the MSU-900/950 will enter Engineer
mode if you enter the code properly and press
To change the security code
When the registered code must be changed, proceed as
follows.
1
Display the Security Menu by following steps 1
through 3 of the previous procedure for setting a new
code.
2
[Engineer Mode]
Press
The numeric keys and field for entering the code No.
are displayed.
Engineer Mode
Code No:
OK
7 8 9
4 5 6
1 2 3
0
Cancel
on the Security
[OK]
.
7 8 9
4 5 6
1 2 3
0
Cancel
3
Enter the old security code using the numeric keys,
[OK]
then press
Note
Each digit you input will be displayed as an asterisk.
The Security Menu items appear.
Security Menu
Code
Status
Change
4
[Code Change]
Press
The numeric keys and field for entering the old code
No. are displayed.
Old Code No:
.
5
Enter the old code, then press
The field for entering a new code No. appears.
Old Code No:
********
New Code No:
6
Specify a new code by following steps 6 through 8 of
the previous procedure for setting a new code.
.
Exit
Engineer Mode
Engineer Mode
.
Code Change
7 8 9
4 5 6
1 2 3
0
OK Cancel
[OK]
.
Code Change
7 8 9
4 5 6
1 2 3
0
OK Cancel
Initial Settings
71