Systems User's Manual projector PR3010, PR3020, PR5020
DLP® Projector – User’s Manual 
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ITEM  DESCRIPTION  DEFAULT 
Security Lock  Press the cursor   button to enable or disable Security Lock. When 
you enable Security Lock a Register Password dialog box appears: 
You can only use the following four cursor buttons, 
   in the 
password fields. Press the cursor buttons five times in any order and con-
firm to set the password. When the password is enabled, it must be 
entered every time after you power on the projector. See “Setting an Ac-
cess Password (Security Lock)” on page 
15 for steps on setting the 
password. 
— 
Audio Input  Press the cursor   button to toggle between PC and Video input chan-
nels. 
Data Source: 
PC 
Video source: 
Video 
Reset Press Enter or 
to reset advance feature settings to default values 
— 
Note: 
If Security Lock is enabled, you must enter the password every time the projector is turned on. 
However, if the projector is already turned on, Security Lock can be disabled without knowing the 
current password. 










