BenQ Projector HT2150ST User Manual

  31
  Menu Functions
Picture  menu
SubmenuFunctions and Descriptions
Picture Mode
Selects a preset picture mode to suit your operating environment and input signal 
picture type.
The preset picture modes are described as below: •  Bright : Maximizes the brightness of the projected image. This mode is suitable 
for environments where extra-high brightness is required, such as using the 
projector in well lit rooms.
•  Vivid : With well-saturated color, fine-tuned sharpness and a higher brightness 
level,...

32 Menu Functions  
Brightness
Adjusts the brightness of the picture. When adjusting this control, the black areas of 
the picture appear just as black and details in the dark areas are visible.
The higher the value, the brighter the 
picture, while the lower the value, the 
darker the picture. 
The function is accessible through the remote control. 
Contrast
Adjusts the degree of difference between dark and light areas in the picture. After 
adjusting the Brightness value, adjust  Contrast to set the...

  33
  Menu Functions
Lamp Power
Select the projector lamp power from the following modes.
•  Normal : Provides full lamp brightness.
•  Economic : Reduces system noise and lamp power consumption by 30%.
•  SmartEco : Reduces system noise and lamp power consumption by up to 70%. 
If the  Economic  or SmartEco  mode is selected, the light output will be reduced 
and result in darker projected pictures.
See Setting Lamp Power
 for details.
Advanced...
•  Gamma Selection
Gamma refers to the relationship...

34 Menu Functions  
Advanced... 
(Continued)
• 
Color Management
In most installation situations, color management is not necessary, such as in 
classroom, meeting room, or lounge room situations where lights remain on, or 
where building external windows allow daylight into the room. 
Only in permanent installations with controlled lighting levels, such as boardrooms, 
lecture theaters, or home theaters, should color management be considered. Color 
management provides fine color control adjustment to...

  35
  Menu Functions
Audio Setup  menu
Advanced... 
(Continued)
• Fast Mode
Reduces frame delay. The lag between the signal input and output will be minimized to 
the lowest level.
Select an HDMI signal at  1080p/60Hz to use this func tion. Aspect Ratio will be 
set to Auto, and Overscan Adjustment  will be set to 0 during operation.
• Film Mode
Enhances picture quality when projecting composite image from a filmsourced DVD 
or Blu-ray Disc. Setting Off disables the function.
Reset Current 
Picture...

36 Menu Functions  
Display
 menu
SubmenuFunctions and Descriptions
Aspect Ratio
The native display resolution of this projector is in a 16:9 aspect ratio. However, you 
may use this function to display projected picture in a different aspect ratio. 
In the following illustrations, the blac k 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...

  37
  Menu Functions
PC & 
Component 
YPbPr Tuning
•  H. Size  
Adjusts the horizontal width of the picture.
This function is only available when the Component or PC si gnal is selected.
• Phase  
Adjusts the clock phase to reduce picture distortion.
This function is only available when the Component or PC si gnal is selected.
• Auto
Adjusts the phase and frequency automatically.
This function is only available  when the PC signal is selected.
3D
This projector supports playing three-dimensional (3D)...

38 Menu Functions  
System Setup : Basic
 menu
SubmenuFunctions and Descriptions
Language
Sets the language for the On -Screen Display (OSD) menus. 
Background ColorSets the background color when there is no signal to the projector. 
Splash ScreenAllows you to select which logo screen is displayed 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...

  39
  Menu Functions
System Setup : Advanced  menu
SubmenuFunctions and Descriptions
Lamp Settings
•  Reset Lamp Timer
Activate this function only after a new lamp is installed. When you select  Reset, 
a  Reset Successfully  message is displayed to notify that the lamp time has 
been reset to 0. 
• Lamp Timer
Select to learn the duration (in hours) of lamp usage which is automatically 
calculated by the built-in timer. 
Total (equivalent) lamp hour = 2.0 x (hours used in  Normal mode) + 1.4 x 
(hours...

40 Menu Functions  
High Altitude Mode
The mode is for operation in areas like high altitude or high temperature 
environments. 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 this function if your al
titude is between 0 m and 1500 m and 
ambient temperature is between 0°C and 35°C. If you turn on the mode 
under such a condition, the  projector will be over cooled.
Operation under High Altitude Mode  may cause...