BenQ Projector MX570 User Manual

Operation 41
Function Description
Presentation 
TimerReminds the presenter to finish the presentation within a certain time 
frame. See Setting the presentation timer on page 29 for details.
LanguageSets the language for the On-Screen Display (OSD) menus. See Using 
the menus on page 20 for details.
Projector 
InstallationThe projector can be installed on a ceiling or behind a screen, or with 
one or more mirrors. See Choosing a location on page 13 for details.
Menu 
Settings
Menu Display Time
Sets the...

Operation 42
Function Description
Panel Key 
LockDisables or enables all panel key functions except   POWER on the 
projector and keys on the remote control. See Locking control keys 
on page 31 for details.
Background 
ColorSets the background color for the projector.
Splash 
ScreenAllows you to select which logo screen will display during projector 
start-up. 
High 
Altitude 
ModeA mode for operation in high altitude areas. See Operating in a high 
altitude environment on page 31 for details.
Audio...

Operation 43
Function Description
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...

Operation 44
 
Function Description
Network 
SettingsSee BenQ Network Projector Operation Guide for details.
Reset All 
Settings
Returns all settings to the factory preset values.
The following settings will still remain: Keystone, User 1, User 2,   
Reference Mode, 3D Color Management, Reset Picture Settings, 
Projector Installation, Language, High Altitude Mode, Security 
Settings, Baud Rate, Network Settings, Reset All Settings and 
Current System Status. 
Current 
System 
Status
Source
Shows the...

Maintenance 45
Maintenance
Care of the projector
Your projector needs little maintenance. The only thing you need to do on a regular basis 
is to keep the lens and case clean.
Never remove any parts of the projector. Contact your dealer if other parts need 
replacing.
Cleaning the lens
Clean the lens whenever you notice dirt or dust on the surface. Please be sure to turn off 
the projector and let it cool down completely before cleaning the lens.
•  Use a canister of compressed air to remove dust. 
•  If...

Maintenance 46
Lamp information
Getting to know the lamp hour
When the projector is in operation, the duration (in hours) of lamp usage is automatically 
calculated by the built-in timer. 
Total (equivalent) lamp hour = 2.22 x (hours used in Normal mode) + 1.67 x (hours used 
in Economic mode) + 1.54 x (hours used in SmartEco mode) + 1.00 x (hours used in 
LampSave mode).
To obtain the lamp hour information:
1. Press MENU/EXIT and then press  /  to highlight the SYSTEM SETUP: 
Advanced menu.
2. Press  to...

Maintenance 47
Timing of replacing the lamp
When the Lamp indicator lights up red or a message appears suggesting it is time to 
replace the lamp, please consult your dealer or go to http://www.BenQ.com before 
installing a new lamp. An old lamp may cause a malfunction in the projector and in some 
instances the lamp may explode. 
The LAMP indicator light and TEMPerature warning light will light up if the lamp becomes too hot. 
Turn the power off and let the projector cool for 45 minutes. If the Lamp or...

Maintenance 48
Replacing the lamp (FOR SERVICE PERSONNEL ONLY)
• To reduce the risk of electrical shock, always turn the projector off and 
disconnect the power cord before changing the lamp.
•  To reduce the risk of severe burns, allow the projector to cool for at least 45 minutes before replacing the 
lamp.
•  To reduce the risk of injuries to fingers and damage to internal components, use caution when removing 
lamp glass that has shattered into sharp pieces.
•  To reduce the risk of injuries to...

Maintenance 49 5. Disconnect the lamp connector from the 
projector as illustrated.
6. Loosen the screw that secures the lamp.
7. Lift the handle so that it stands up.
8. Use the handle to slowly pull the lamp out of 
the projector.
•  Pulling it too quickly may cause the lamp to break and 
scatter broken glass in the projector.
•  Do not place the lamp in locations where water might 
splash on it, children can reach it, or near flammable 
materials.
•  Do not insert your hands into the projector after...

Maintenance 5016. Connect the power and restart the projector.
Do not turn the power on with the lamp cover removed. 
Resetting the lamp timer
17. After the startup logo, open the On-Screen Display (OSD) menu. Go to the 
SYSTEM SETUP: Advanced > Lamp Settings menu. Press MODE/ENTER. 
The Lamp Settings page appears. Highlight Reset Lamp Timer. A warning 
message appears asking if you want to reset the lamp timer. Highlight Reset and 
press MODE/ENTER. The lamp time will be reset to “0”.
Do not reset if...