BenQ MS531 User Manual page 55

FUNCTION
High Altitude
Mode
Fan Speed
Mode
Audio
Settings
Lamp
Settings
Security
Settings
Baud Rate
Test Pattern
DESCRIPTION
A mode for operation in high altitude areas. See
high altitude environment" on page 42
Selecting High when the projector is installed a dust filter. See
"Installing the dust filter (Optional accessory)" on page 65
details.
Allows you to enter the audio setting menu. See
sound" on page 42
Mute
Sets the mute function.
Volume
Adjusts the audio volume level.
Power On/Off Ring Tone
Sets the power on/off ring tone.
Lamp Mode
See "Setting Lamp mode" on page 59
Reset Lamp Timer
See "Resetting the lamp timer" on page 64
Equivalent Lamp Hour
See "Getting to know the lamp hour" on page 59
how the total lamp hour is calculated.
Change Password
You will be asked to enter the current password before changing
to a new one.
Change Security
Power on lock
See "Utilizing the password function" on page 31
Selects a baud rate that is identical with your computer's so that
you can connect the projector using a suitable RS-232 cable and
update or download the projector's firmware. This function is
intended for qualified service personnel.
Selecting On enables the function and the projector displays the
grid test pattern. It helps you adjust the image size and focus and
check that the projected image is free from distortion. See
build-in test pattern" on page 28
for details.
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