BenQ MS521 altitude environment on page 42 for details, Sets the mute function, new one

5. SYSTEM SETUP: Advanced menu

FUNCTION	DESCRIPTION
High Altitude	A mode for operation in high altitude areas. See "Operating in a high
Mode	altitude environment" on page 42 for details.
	Allows you to enter the audio setting menu.
Audio	Mute
	Sets the mute function.
Settings
	Volume
	Adjusts the audio volume level.
	Lamp Mode
	See "Setting Lamp mode eco function as Economic or SmartEco
	mode" on page 60 for details.
Lamp	Reset Lamp Timer
Settings	See "Resetting the lamp timer" on page 65 for details.
	Equivalent Lamp
	See "Getting to know the lamp hour" on page 60 for details on how
	the total lamp hour is calculated.
	Change Password
	You will be asked to enter the current password before changing to a
Security	new one.
Settings	Change Security
	Power on lock
	See "Utilizing the password function" on page 29 for details.
	Selects a baud rate that is identical with your computer’s so that you
Baud Rate	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	test pattern. It helps you adjust the image size and focus and check
	that the projected image is free from distortion. See "Use build-in
	test pattern" on page 26 for details.

56 Operation