BenQ LH770 User Manual page 4

Operation .............................................................................................27
Starting up the projector ................................................................................................................27
Adjusting the projected image ................................................................................. 28
Adjusting the projection angle .......................................................................................................28
Auto-adjusting the image.................................................................................................................28
Fine-tuning the image size and clarity ...........................................................................................28
Correcting 2D keystone ..................................................................................................................29
Adjusting corner fit ..........................................................................................................................30
Using the menus ..................................................................................31
Securing the projector .............................................................................................. 32
Using a security cable lock ..............................................................................................................32
Utilizing the password function ................................................................................ 32
Setting a password ............................................................................................................................32
If you forget the password ..............................................................................................................33
Entering the password recall procedure ......................................................................................33
Changing the password ....................................................................................................................33
Switching input signal ................................................................................................ 34
Changing Color Space ............................................................................................... 34
Selecting the aspect ratio ......................................................................................... 35
About the aspect ratio .............................................................................................. 36
Optimizing the image ................................................................................................ 37
Using Wall Color ...............................................................................................................................37
Selecting a picture mode .................................................................................................................37
Fine-tuning the image quality in user modes ..............................................................................38
Remote paging operations ..............................................................................................................41
Freezing the image ............................................................................................................................41
Hiding the image ................................................................................................................................41
Locking control keys ........................................................................................................................42
Operating in a high altitude environment ....................................................................................42
Adjusting the sound ..........................................................................................................................42
Using Test Pattern .............................................................................................................................43
Using Quick Install ............................................................................................................................44
Control the projector via the wired LAN environment ........................................................44
Install the wired LAN setting .........................................................................................................44
Remote control the projector via web browser .......................................................................46
Shutting down the projector .................................................................................... 48
Menu operations ........................................................................................................ 49
Description of each menu ......................................................................................... 54
Maintenance ........................................................................................62
Prior to projector maintenance ............................................................................... 62
Care of the projector ......................................................................................................................62