BenQ LH770 User Manual page 59

FUNCTION
High Altitude It is the operation mode suitable for high altitude areas. See
Mode high altitude environment" on page 42
See
Mute
Sets the mute function.
Volume
Adjusts the audio volume level.
Audio Settings
Microphone Volume
Adjusts the microphone's audio volume level.
Power On/Off Ring Tone
Sets the power on/off ring tone.
Light Source Mode
You can adjust the light source mode to Normal/Economic/Dimming/
Customize.
Dynamic Black
Light Source
If the output image is black, the image brightness is turned off automatically.
Settings
Reset Light Source Timer
Reset the light hour in the light source information.
Light Source Information
Display the light hour in the light source mode.
Change Password
You will be asked to enter the current password before changing to a new
one. See
Change Security Settings
Power On Lock
Security
When Power On Lock is activated, you must enter the current password
Settings to turn on the projector.
If you enter the wrong password for 5 times, the projector immediately
turns off automatically.
Web Control Lock
If Web Control Lock is opened, you must enter the password to turn on
the projector.
Select the Baud Rate the same as the one for your computer to use the
appropriate RS-232 cable to connect the projector or update or download
Baud Rate
the projector firmware. This function is intended for qualified service
personnel.
Selecting On enables the function and the projector displays the grid test
pattern.
Test Pattern
It helps you adjust the image size and focus and check that the projected
image is free from distortion.
DESCRIPTION
"Adjusting the sound" on page 42
"Utilizing the password function" on page 32
"Operating in a
for details.
for details.
for details.
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