InFocus Projector Learn Big Xs1 User Manual

Operation 41
Adjusting the sound
The sound adjustments made as below will have an effect on the projector speaker. 
Be sure you have made a correct connection to the projector audio input. See 
Connection on page 13 for how the audio input is connected.
Muting the sound
To temporarily turn off the sound,
1. Press Menu/Exit and then press  /  until the SYSTEM SETUP: Advanced 
menu is highlighted.
2. Press   to highlight Audio Settings and press Mode/Enter on the projector 
or remote control. The Audio...

Operation
42
Shutting down the projector
1. Press  Power and a confirmation 
message will display prompting you. 
If you dont respond in a few seconds, the 
message will disappear.
2. Press  Power a second time. The 
Power indicator light  flashes orange, the 
projection lamp shuts down, and the fans 
will continue to run for approximately 90 
seconds to cool down the projector.
CAUTION
• To protect the lamp, the projector will not respond  to any commands during the cooling process.
• To shorten the...

Operation 43
Menu operation
Menu system
Please note that the on-screen display (OSD) menus vary according to the signal 
type selected.
Main menu Sub-menu Options
1. 
DISPLAY
Wall ColorOff/Light Yellow/Pink/Light 
Green/Blue/Blackboard
Aspect Ratio 4:3/16:9/Auto/Real
Keystone
Position
Phase
H. Size
Digital Zoom
2. 
PICTURE
Preset ModePC source: Brightest/Presentation/Photo/Cinema/
User 1/User 2
Video source: Brightest/Standard/Cinema/User 1/
User 2
Reference ModePC source:...

Operation 44Note that the menu items are available when the projector detects at least one valid 
signal. If there is no equipment connected to the projector or no signal detected, 
limited menu items are accessible.
4. 
SYSTEM 
SETUP: 
Basic
Presentation 
TimerTimer Period1~240 minutes
Timer DisplayAlways/1 min/2 min/3 min/Never
Timer PositionBottom-right/Top-right/Bottom-
left/Top-left
Timer Counting 
DirectionCount down/Count up
Sound Reminder On/Off
On/Off
Language
Projector PositionFront table/Rear...

Operation 45
DISPLAY menu
SOURCE menu
FUNCTION
(default setting/
value)DESCRIPTION
Wall Color
 (Off)Correct the projected picture’s color when the projection surface 
is not white. See Fine-tuning the image quality in user modes 
on page 35 for details.
Aspect Ratio
(Auto)There are four options to set the images aspect ratio depending 
on your input signal source. See Selecting the aspect ratio on 
page 32 for details.
Keystone
(0)Corrects any keystoning of the image. See Correcting keystone 
on page 30...

Operation 46
PICTURE menu
Some picture adjustments are available only when certain input sources are in use. 
Unavailable adjustments are not shown on the screen.
FUNCTION
 (default setting / 
value)DESCRIPTION
Preset Mode
(PC/DVI-A/DVI-D: 
Brightest;
YPbPr/ S-Video/ 
Video: Standard)Pre-defined picture modes are provided so you can optimize 
your projector image set-up to suit your program type. See 
Selecting a picture mode on page 33 for details.
Reference 
ModeSelects an picture mode that most suits...

Operation 47
SYSTEM SETUP: Basic menu
FUNCTION
(default setting / 
value)DESCRIPTION
Presentation 
TimerReminds the presenter to finish the presentation within a certain 
time frame. See Setting the presentation timer on page 38 for 
details.
LanguageSets the language for the On-Screen Display (OSD) menus. See 
Using the menus on page 23 for details.
Projector 
Position
(Front table)The projector can be installed on a ceiling or behind a screen, or 
with one or more mirrors. See Choosing a location on...

Operation 48
SYSTEM SETUP: Advanced menu
FUNCTION
(default setting / 
value)DESCRIPTION
Quick 
Cooling
(On)Enables or disables the Quick Cooling function. Selecting On 
enables the function and projector cooling time will be shortened 
from a normal 90-second duration to approximately 30 seconds.
High Altitude 
Mode
(Off)A mode for operation in high altitude areas. See Operating in a 
high altitude environment on page 40 for details.
Audio 
SettingsMute (Off)
Volume (5)
See Adjusting the sound on page 41...

Operation 49
INFORMATION menu
This menu shows you the current operating status of the projector.
Some picture adjustments are available only when certain input sources are in use. 
Unavailable adjustments are not shown on the screen.
FUNCTIONDESCRIPTION
Current System 
Status
Source
Shows the current signal source.
Preset Mode
Shows the selected mode in the PICTURE menu.
Resolution
Shows the native resolution of the input signal.
Color System
Shows input system format, NTSC, PAL, SECAM, or RGB....

Maintenance 50
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 clean.
Never remove any parts of the projector except the lamp. Contact your dealer if 
other parts need replacing.
Cleaning the lens
Clean the lens whenever you notice dirt or dust on the surface. 
• Use a canister of compressed air to remove dust. 
• If there is dirt or smears, use lens-cleaning paper or moisten a soft cloth with 
lens cleaner...