Operation Manual

Protect PV.250 Operating Instructions
Page 51 of 51 80000027023 BAL, en
7.3.9 Service
You can call up the password-protected "Service" menu from the
"main menu". The password must be entered digit by digit and
then confirmed by pressing the ENTER key.
The default password is: 1201.
Once the current password has been entered, you can select a
submenu where you can change the DOU password.
• In the "Password" menu, you can set the password for block-
ing operation and for setting parameters. A range of 0000 to
9999 is possible.
ATTENTION:
Keep the password secure!
If you have forgotten the password, the DOU will need to be reset at
the customer's expense!
7.3.10 Help
You can call up the "Help" menu from the "main menu" using the
"?" key. This enables you to look up the meaning of the key-
board symbols.