BenQ Pe7800 Digital Projector Home Theater Users Manual

  21   Basic Operation
PIP (Picture-In-Picture)/POP (Picture-On-Picture) 
functions
QPress the PIP button to enable the PIP function.
1.For PIP purposes, there are two groups of inputs classfied according to their 
display modes: 
Video Group: Video, S-Video and Component Y/C
B/CR inputs 
Graphic Group: HDTV input and Computer input. 
2. The PIP function allows the projector to display one input from the Graphic 
Group within one input from the Video Group, or display one input from Video 
Group within...

22 Menus  
Menus
Menu Structure    
PICTURE...
PRO-PICTURE...
INSTALLATION...
ENVIRONMENT...
DISPLAY...
BRIGHTNESS -30..30
CONTRAST -32..31
COLOR -30..30
TINT -15..15
SHARPNESS                   -5..5
FILTERS                   0..3
RED -15..15
GREEN -15..15
BLUE -15..15
YELLOW -15..15
SOURCE...
SET USER COLOR TEMP...
LAMLAMP
CINEMA
R GAIN                0..512
G GAIN                0..512
B GAIN                0..512
R BIAS                0..90
G BIAS                0..90
B BIAS                0..90...

  23   Menus
Using the Menus
The projector is equipped with on-screen display (OSD) menus for making various adjustments and settings.
There are eight different menu languages. Refer to INSTALLATION Menu on page 27 for more details. 
The following example describes the adjustment of the keystone.
PICTURE Menu
These settings can be stored in three separate video memories, in which each can have different parameters for 
different input sources.
There are ten items in this menu: BRIGHTNESS — CONTRAST —...

24 Menus  
3.COLOR: Adjusts the color intensity to values between 0 and 60. The higher the value, the more vivid and 
brighter the color.
4.TINT: Adjusts the color tones to values between 0 and 30. The higher the value, the more reddish the 
picture becomes. The lower the value, the more greenish the picture becomes.
Applies to NTSC video signal, only.
5.SHARPNESS: Adjusts the picture sharpness to values between -10 and +10. The higher the value, the 
sharper the picture. 
6.FILTERS: Turn the video and...

  25   Menus
2.ASPECT: There are five aspect ratios that can be selected for different video signal:
■ANAMORPHIC: Scales an image so that it is displayed in the center of the screen with a 16:9 aspect ratio. 
■Standard (4:3): Scales an image so that it is displayed in the center of the screen with a 4:3 aspect ratio.   
■LETTERBOX: Enlarges an image with letterbox format to display it in full-screen format with a 16:9 
aspect ratio. The upper and lower portions of the image are cropped. Use this setting...

26 Menus  
3.PC&HDTV: The following settings are only available with a PC or Digital Television RGB signal:
■AUTO: Adjusts the phase, frequency and position automatically.
■FREQ.: Adjusts the frequency of the sampling clock that captures the input signal.
■PHASE: Adjusts the phase of the clock.
■H. POS.: Adjusts the horizontal position of the image.
■V. POS.: Adjusts the vertical position of the image.
The available adjustment range of the vertical position depends on the type of the input signal that is...

  27   Menus
INSTALLATION Menu
This menu contains items necessary for installation.
There are six items available: LANGUAGE, MIRROR, KEYSTONE, BACKGROUND COLOR, OSD POSITION 
and PATTERN.   
1.LANGUAGE: There are eight languages that can be selected for the menus: English, French, Spanish, 
German, Italian, Traditional Chinese, Simplified Chinese and Korean.
2.MIRROR: The projector can be installed on a ceiling or behind a screen, or with one or more mirrors. 
There are four settings for choice. But the...

28 Menus  
5.OSD POSITION: The position of the On Screen Display can be adjusted in both vertical and horizontal 
directions. 
The available adjustment range of the vertical position depends on the type of the input signal that is being 
displayed. The vertical position cannot be changed with some types of signal.
6.PAT T E R N: It will be displayed with the aspect ratio setting made using the ASPECT function of the 
DISPLAY menu. Use this pattern when installing the projector, even if there is no input...

  29   Menus
Set the value of R GAIN (or R BIAS) greater, and the value of B GAIN ( or B BIAS) smaller.
3.GAMMA: Adjusts the color saturation of mid color tones within the image. Can be used to displayed fine 
detail more clearly under some conditions.
■CINEMA: Suitable for viewing movies in a dark room.
■PC: Suitable for viewing images from a PC or other computer in a bright room.
■VIDEO: Suitable for viewing video programs in a dark room. 

30  Additional Information  
Additional Information
Warning Message   
QIt is normal for illumination from the lamp to 
dim somewhat when the projector has been 
used for a period of time.
QThe message Lamp life is expired ! Please 
install new lamp. And reset the lamp timer. 
will be displayed for 30 seconds on the screen 
when the lamp has been in use for 1950 hours.
QThe message  Please replace the lamp! Lamp 
will exceed its lifetime after (hours): will be 
displayed on the screen for 30 seconds each...