Optoma Projector Ew674n User Manual

							English
Control Panel & Remote Control
Control Panel
Using the Control Panel
KEYSTONE  Adjust the image Keystone positively.
ENTERConfirm your item selection.
LAMP LED Indicate the projector’s lamp status.
POWER LED Indicate the projector’s status.
POWER Refer to the “Power On/Off the 
Projector” section on page 15. 
AV-MUTE  Momentarily  turns  off  /  on  the  audio 
and video.
MENU Press MENU to launch the on-screen 
display (OSD) menu. To exit OSD, 
Press MENU again.
RE-SYNC Automatically synchronizes the pro-
jector to the input source.
KEYSTONE 
Adjust the image Keystone negatively.
SOURCE  Press 
SOURCE  to  select  an  input  
signal.
AV-MUTE
MENU VOLUME POWER LAMP
POWER
ENTER
KEYSTONE
RE-SYNCSOURCE
KEYSTONE
User Controls 
						

							English
Remote Control
Using the Remote Control
PowerRefer  to  the  “Power  On/Off  the 
Projector” section on page 15.
Laser Aim  the  remote  at  the  viewing  screen, 
press  and  hold  this  button  to  activate 
the laser pointer.
PC / Mouse 
control The  PC/Mouse  control  can  be  used  to 
control  mouse  movement.  The  mouse 
function is enabled using the USB cable 
to connect your computer and the pro-
jector.
L Button Mouse left click.
R Button Mouse right click.
Page + Use this button to page up.
Page - Use this button to page down.
Enter 
8Confirm your item selection.
Source Press  Source to select an input signal.
Re-Sync Automatically synchronizes the projec-
tor to the input source.
Four 
Directional 
Select Keys Use  ▲▼◄►  to  select  items  or  make 
adjustments to your selection.
Keystone +/- Adjusts image distortion caused by tilt-
ing the projector. (±30 degrees)
Volume +/- Adjusts  to  increase/decrease  the  vol-
ume.
Brightness Adjust the brightness of the image.
User Controls 
						

							English
Using the Remote Control
MenuPress 
Menu to launch the on-screen 
display  (OSD)  menu.  To  exit  OSD, 
Press Menu again.
Zoom Press +/- to zoom in of an image.
DVI-I Press 
DVI-I  to  choose  source  from 
DVI-A, DVI-D or DVI-I connector.
VGA Press 
VGA  to  choose  source  from 
VGA- IN connector.
AV Mute Momentarily turns off/on the audio 
and video.
S-Video Press 
S-Video  to  choose  S-Video 
source.
Freeze Press Freeze  to pause the screen image.
Video Press  Video  to  choose  Composite 
video source. 
User Controls 
						

							English
On-screen Display Menus
The  Projector  has  multilingual  On-screen  Display  menus  that  allow  you  to 
make image adjustments and change a variety of settings. The projector will 
automatically detect the source.
How to operate
1.  To  open  the  OSD  menu,  press Menu  on  the  Remote  Control  or 
Projector Keypad.
2.  When  OSD  is  displayed,  use  ◄►  keys  to  select  any  item  in  the  main menu. While making a selection on a particular page, press 
▼ or Enter to enter sub menu.
3. Use ▲▼ keys to select the desired item and adjust the settings by  ◄► key.
4. Select the next item to be adjusted in the sub menu and adjust as  described above.
5.  Press  Enter  to  confirm,  and  the  screen  will  return  to  the  main 
menu.
6. To exit, press  Menu again. The OSD menu will close and the pro-
jector will automatically save the new settings.
Main Menu
Sub Menu Setting
User Controls 
						

							English
Menu Tree
User Controls 
						

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Image
Display Mode
There are many factory presets optimized for various types of images.
4 Presentation: Good color and brightness from PC input.
4 Bright: Maximum brightness from PC input.
4 Movie: For home theater.
4 sRGB: Standardised accurate color.
4 User1: User’s own settings.
4 User2: User’s own settings.           The initial default settings of this mode is from Movie mode. Any furthe\
r
           adjustments by the user in User1/2 will be saved in this mode for future u\
se.
Brightness
Adjust the brightness of the image.
4 Press ◄ to darken image.
4 Press ► to lighten the image.
Contrast
The  contrast  controls  the  degree  of  difference  between  the  lightest  and 
darkest parts of the picture. Adjusting the contrast changes the amount of 
black and white in the image.
4 Press ◄ to decrease the contrast.
4 Press ► to increase the contrast.
Sharpness
Adjusts the sharpness of the image.
4 Press ◄ to decrease the sharpness.
4 Press ► to increase the sharpness.
User Controls 
						

							English
Image
Saturation
Adjusts a video image from black and white to fully saturation color.
4 Press ◄ to decrease the amount of saturation in the image.
4 Press ► to increase the amount of saturation in the image.
Tint
Adjusts the color balance of red and green.
4 Press ◄ to increase the amount of green in the image.
4 Press ► to increase the amount of red in the image.
Color Setting
Enter the Color Setting menu. Select the Red/Green/Blue Gain for bright-
ness adjustments and Bias for contrast adjustments for the whole picture. 
Individual  color  adjustments  for  Cyan,  Magenta,  Yellow  can  also  be  ad-
justed. See page 28 for more details.
Advanced
Enter the Advanced menu. Select advanced display options such as White 
Peaking, Degamma, Color Temp., Color Space, Input Source, De-Interlace, 
and Exit. See page 29 for more information.
User Controls 
						

							English
Image | Color Setting
Gain
Set RGB gain for the following colors:
4 Red—increase or decrease the gain value for red.
4 Green—increase or decrease the gain value for green.
4 Blue—increase or decrease the gain value for blue.
Bias
Set RGB bias for the following colors:
4 Red—increase or decrease the bias value for red.
4 Green—increase or decrease the bias value for green.
4 Blue—increase or decrease the bias value for blue.
Color
Set values for the following colors:
4 Yellow—increase or decrease the color value for yellow.
4 Cyan—increase or decrease the color value for cyan.
4 Magenta—increase or decrease the color value for magenta.
Reset
Reset all Color Setting values to the factory default.
User Controls 
						

							English
Image | Advanced
White Peaking
This adjustable item utilizes a new color-processing algorithm and system 
level enhancements to enable higher brightness while providing true, more 
vibrant  colors  in  picture.  The  range  is  from 0  to 10.  If  you  prefer  a  stron-
ger enhanced image, adjust toward the maximum setting. For a smoother, 
more natural image, adjust toward the minimum setting.
Degamma
This  allows  you  to  choose  a  degamma  table  that  has  been  fine-tuned  to 
bring out the best image quality for the input.
4 Film—for home theater.
4 Video—for video or TV source.
4 Graphics—for image source.
4 PC—for PC or computer source.
Color Temp
Adjust  the  color  temperature.  Cold  temperature,  the  screen  looks  colder; 
with Warm temperature, the screen looks warmer.
Color Space
Select an appropriate color matrix type from AUTO, RGB, YUV.
Input Source
Enter the Input Source submenu. Select the sources to scan for at startup. 
See page 30 for more information.
De-interlace
Press the cursor ◄ or ► button to select different De-interlace modes. This 
function converts an interlaced video signal into progressive signal. 
4 On: Automatically switch the De-interlace mode and Film mode.
4 Off: Switch De-interlace mode to video mode for video source  or TV source
User Controls 
						

							English0
Image | Advanced | Input Source
Input Source
Enable input sources. Press ◄ or ► into the next menu as below and then 
use ▲ or ▼ to select. Press Enter to finalize the selection. The projector will 
not search inputs that are de-selected.
v If all sources  are deselected, 
the projector 
cannot display 
any images. 
Always leave at 
least one source 
selected.
User Controls