BenQ Projector HT4050 User Manual

Menu Functions 51
Display menu 
SubmenuFunctions and Descriptions
Aspect RatioThe native display resolution of this projector is in a 16:9 aspect ratio. However, 
you may use this function to display projected picture of different aspect ratio.
In the following illustrations, the black portions are inactive areas and the 
white portions are active areas.
•Auto
Scales a picture proportionally to fit the 
projectors native resolution in its horizontal or 
vertical width. This makes the most use of the...

Menu Functions 52
PC & Component 
YPbPr Tuning•H. Size
Adjusts the horizontal width of the picture.
This function is only available when the PC signal (analog RGB) is selected.
•Phase
Adjusts the clock phase to reduce picture distortion.
This function is only available when the PC signal (analog RGB) is selected.
• Auto (Only for RGBHD PC Timing)
Adjusts the phase, and frequency automatically.
This function is only available when the PC signal is selected.
3DThis projector supports playing...

Menu Functions 53
System Setup : Basic menu 
SubmenuFunctions and Descriptions
3D Sync Mode Select DLP-Link or 3D VESA for DLP-Link or 3D VESA glasses.
Background Color Sets the background color when there is no signal to the projector.
Splash ScreenAllows you to select which logo screen displays during projector start-up. You can 
choose BenQ logo screen, Blue screen, or Black screen.
Projector PositionThe projector can be installed on a ceiling or behind a screen, or with one or 
more mirrors. See...

Menu Functions 54
System Setup : Advanced menu 
SubmenuFunctions and Descriptions
Lamp Settings• Reset Lamp Timer
Activates this function only after a new lamp is installed. When you select Reset, 
a Reset Successfully message displays to notify that the lamp time has been 
reset to 0.
•Lamp Timer
The Lamp Timer function displays the portion of time used by each operation 
mode: Normal, Eco, SmartEco mode, and the Equivalent Lamp Hour meter.
HDMI Settings•HDMI Format
Selects an input source type for the...

Menu Functions 55 High Altitude ModeIt is a mode for operation in areas like high altitude or high temperature. Activate 
the function when your environment is between 1500 m –3000 m above sea level 
and ambient temperature is between 0°C–30°C.
Do not use the High Altitude Mode if your altitude is between 0 m and 1500 
m and temperature is between 0°C and 30°C. The projector will be over 
cooled, if you turn the mode on under such a condition.
Operation under High Altitude Mode may cause a higher decibel...

Menu Functions 56
Information menu 
Some information is given only when certain input sources are in use.
SubmenuFunctions and Descriptions
Source Displays the current signal source.
Picture Mode Displays the current picture mode under the Picture menu.
Resolution Displays the native resolution of the input source.
Color System Displays input system format.
Lamp Usage Time Displays the number of hours the lamp has been used.
3D Format Displays the current 3D mode. Only available when 3D Mode is enabled....

Menu Functions 57
Shutting down the projector
1. To turn the projector off, press   on the 
remote control to turn projector off directly. 
Or you can press  POWER on the 
projector and a warning message appears. 
Press  POWER again. 
2. Once the cooling process finishes, the 
POWER indicator light is a steady orange 
and fans stop.
3. Disconnect the power cord from the wall socket if the projector will not be used in 
an extended period of time.
• To protect the lamp, the projector will not respond to...

Menu Functions 58
Advanced OSD menu structure
Please note that the on-screen display (OSD) menus vary according to the signal type 
selected.
Main menu Sub-menu Options
Picture
Picture ModeISF Disabled: Bright/Vivid
/Cinema (Rec. 709)/Game/
User 1/User 2
ISF Enabled: Bright/Vivid/
Cinema (Rec. 709)/Game/User 1/
User 2/ISF Night/ISF Day
3D Enabled: 3D
User Mode 
ManagementLoad Setting 
From
Rename User 
Mode
Brightness
Contrast
Color
Tint
Sharpness
Flesh Tone
Color 
Te m p e r a t u r eNormal/Cool/Lamp...

Menu Functions 59
Audio Setup
Sound ModeEffect ModeStandard/Cinema/Music/Game/
Sport/User
User EQ100 Hz/300 Hz/1k Hz/3k Hz/
10k Hz
Mute
Volume
Pow e r  O n / O f f  
Ring Tone
Reset Audio 
SettingsReset/Cancel
Display
Aspect Ratio Auto/4:3/16:9/Wide/Letter Box
Image Position
Overscan 
Adjustment
PC & 
Component 
YPbPr TuningH. Size/Phase/Auto (Only for 
RGBHD PC Timing)
3D3D Sync Mode DLP-Link/3D VESA
3D ModeAuto (as signal has inforframe)/Off/
Frame Sequential/Frame Packing/
Top-Bottom/Side-by-Side
3D...

Menu Functions 60
System 
Setup: Basic
Language
Background 
ColorBlack/Blue/Purple
Splash Screen BenQ/Black/Blue
Projector 
PositionFront/Front Ceiling/Rear/Rear 
Ceiling
Auto OffDisable/5 min/10 min/15 min/
20 min/25 min/30 min
Direct Power 
OnOn/Off
Menu SettingsMenu Type
Menu PositionCenter/Top-Left/Top-Right/
Bottom-Right/Bottom-Left
Menu Display 
TimeAlways On/5 sec/10 sec/15 sec/
20 sec/25 sec/30 sec
Blank Reminder 
MessageOn/Off
Source RenameKeyboard popup
Auto Source 
Search
Main menu Sub-menu...