User manual
Operation 45
Function Description
High 
Altitude 
Mode
A mode for operation in high altitude areas. See "Operating in a high 
altitude environment" on page 32 for details.
Audio 
Settings
See "Adjusting the sound" on page 33 for details.
Lamp 
Settings
Lamp Mode
See "Setting the Lamp Mode" on page 48 for details.
Reset Lamp Timer
See "Resetting the lamp timer" on page 51 for details.
Equivalent Lamp
See "Getting to know the lamp hour" on page 48 for details on how the 
total lamp hour is calculated.
Security 
Settings
Change Password
Change Security Settings
Power On Lock
See "Utilizing the password function" on page 22 for details.
Web Control Lock
See BenQ Network Projector Operation Guide for details.
Baud Rate
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.
Test Pattern
See "Using the test pattern" on page 33 for details.
Closed 
Caption
Closed Caption Enable
Activates the function by selecting On when the selected input signal 
carries closed captions.
•  Captions: An on-screen display of the dialogue, narration, and 
sound effects of TV programs and videos that are closed captioned 
(usually marked as "CC" in TV listings).
Caption Version
Selects a preferred closed captioning mode. To view captions, select 
CC1, CC2, CC3, or CC4 (CC1 displays captions in the primary 
language in your area).
5. SYSTEM SETUP: Advanced menu










