Optoma Hd81 Projector User Manual

							
User Controls
English
41

5)  User can select and setup different settings for each 
mode (1 to 5) in “User” option and adjust submenu 
shows as the following: When user chooses one mode 
and presses “Enter” to see the original settings of each 
item; user may then adjust the value per the original 
setting of each mode.
6)  The fi  rst item “Ref. mode” has fi  ve default value sets for  user to fi  ne-tune High Corning, High Width, Low Corning, 
Low Width and Strength A &B. User can use “”, “
” arrow keys to select each setting and press ”Enter ” to 
start the fi  ne-tuning. Once user changes value of each item, 
the updated values are memorized without any old value 
savings. 
Please refer to the following description and graphics about 
adjusting items.
1)  The vertical coordinate is the luminance offset of the 
selected area on the screen. A lower luminance offset 
means the selected area of the screen will have smoothed 
brightness in for items such as human skin or backgrounds. 
A higher luminance provides for limited enhancement. 
This will allow the user to set and fi  ne tune different zones 
(A and B). Zone A is the primary area of enhancement 
while Zone B is the area for minimal or no adjustment.
2)  Using “High Corning” and “Low Corning” to divide A and 
B Zones.
3)  Using “Strength” A and B to have different levels of Edge 
enhancement. Value of Strength A must be higher than 
Strength B.
4)  Then High width and Low width fi  ne-tune can make 
settings between A and B zones smooth.  
						

							
User Controls
42

 Color Vividness
The HD81 includes 3 preset color management settings and one user 
defi  nable setting.  You can easily switch between the modes to achieve 
different effects.  1)  Use 
“”, “” arrow keys to select the “Color Vividness” 
adjustment item, press “Enter” key or “” key to enter 
this adjustment item. The Menu disappears and a small 
adjustment bar is shown (as shown below).
2)  Use 
“”, “” arrow keys to select default modes.
3)  For User mode adjustment, put cursor on “User”, press 
“Enter” key to enter this adjustment item. The Menu 
disappears and a sub adjustment menu is shown (as shown 
below).
4) Use “”, “” arrow keys to select the desired adjustment 
item, press “”, “” arrow keys to adjust image.
5) User can select and setup their favorite settings on “User” 
and adjust submenu shows as the following. (Please refer to 
the following description and graphic about Saturation and 
Hue adjustment details.)
  <
1> Choose a color (Green, Blue, Cyan, Yellow, Magenta 
and Red) and move to “Saturation” or “Hue” to fi  ne-tune.
   Enter “Saturation” to adjust “level” (brightness level) 
on Lengthwise gradation from level 0 to 15, and then adjust 
the value of Saturation from -100 to 100 in accordance with 
each level selected.
Color VividnessOff 1 23User
Color Vividness
Color : Red
Level :   7
Saturation : 8
Reset
14121086420
Level
   Enter “Hue” to adjust “level” (brightness level) on 
Lengthwise gradation from level 0 to 15, and then adjust 
the value of Saturation from -30 to 30 in accordance with 
each level selected. 
						

							
User Controls
English
43

   A color level bar is shown on the top of screen for user 
to see the Saturation or Hue effects with different values.
   “Reset” option in Saturation or Hue adjustment is 
to reset Saturation value or Hue value of all levels (0 
to 15). Press “” arrow key while moving on level 15 
or “” arrow key while moving on level 0 to select 
“Reset ” option.
6)  A color level bar is shown on the top of screen for user to 
see color vividness effects.
7)  The item “Reset” bottom of the menu is for Saturation and  Hue values of current “Color” selected; a confi  rmation 
notice shows while selecting” Enter” to reset settings.
 B/W Extension
Black and White Extension can stretch the black and white levels to 
automatically  increase  the  contrast  of  input  image.  The  HD81  has  5 
pre-set  modes  that  allow  the  user  to  switch  among  the  pre-sets  to 
obtain different image effects.  
1)  Use 
“”, “” arrow keys to select the “B/W Extension” 
adjustment item, and then press “Enter” key or “” key 
to enter this adjustment item. The Menu disappears and a 
small adjustment bar is shown (as shown below).
2) Use “”, “” arrow keys to select default modes. B/W ExtensionOff 1 2 3 45
 Demo Mode
This function provides the user with a preview window where settings 
such as Edge Enhancement, Color Vividness and B/W Extension can 
be viewed.  
1) Select “Demo” and a turn on/off bar is shown as following. 
Using “”, “” arrow keys to turn the function on or off.
2) After turning on the Demo function, a rectangular frame is 
shown. By pressing the pressing “”, “” keys the frame 
will move.
3)  User can view immediate enhanced performances 
only while adjusting these items: Image mode, Edge 
Enhancement, Color Vividness and B/W Extension.
  Reset
Returns the current menu’s settings to factory default. 
						

							
User Controls
44

System Adjustments
 Language
Choose the multilingual OSD menu. Press “”or “” into the sub 
menu and then use the “”or “”key to select your preferred 
language. Press “Select (Enter)” to fi  nalize the selection.
 Programmable 12V Trigger
There  is  one  12V  Trigger  that  can  be  edited  on  or  off  according  to 
different aspect ratios. (See page 35.)  
1)  Press the “Menu” button on the remote to show the OSD.
2)  Use 
“”, “” arrow keys to select SYSTEM category, 
press “Enter” or “” key to enter this adjustment category 
(as shown)
3)  Use 
“”, “” arrow keys to select the “12V Trigger” item, 
press “Enter” key or “” key to enter this item. The OSD 
disappears and displays a sub menu (as shown below)
4)  Use 
“”, “”, “”, “” arrow keys to program the 12V 
Trigger output.
5)  Once each format is set as on or off, 12 Trigger function 
turns on or off accordingly and automatically while 
changing format any time by user.
Projector Settings
 IRIS
The iris function adjusts the contrast optically by opening and 
closing the lens aperture. The iris can be switched between tree 
modes, Off (close), On (Open) and Auto.
When you press the IRIS button, the current setting appears. When 
pressing it again while the setting is being displayed, the setting can 
be changed. It takes about 6 seconds for the iris to shift between Off 
state, On state, and Auto state.
 Off: When Off is selected, the image becomes brighter.  
						

							
User Controls
English
45

 On: When On is selected, black levels of the image are repro-
duced with more clarity though the brightness is lowered. 
There are 17 step for you adjust.
 Auto: The dynamic image performance manager is active 
in making sure your greatest pleasure from seeing a movie 
dynamically with the most dark details revealed, vivid and 
bright image performed all the way.
 Projection
     Front-Desktop 
    The factory default setting. 
     Rear-Desktop 
When you select this function, the projector reverses the image 
so you can project behind a translucent screen.
     Front-Ceiling 
When you select this function, the projector turns the image 
upside down for ceiling-mounted projection.
     Rear-Ceiling 
When you select this function, the projector reverses and turns 
the image upside down at same time. You can project from be-
hind a translucent screen with ceiling mounted projection.
 V Keystone
 Press the  or  to adjust image distortion vertically and makes a 
squarer image.
 Brite Mode
 Choose “On” to increase the brightness. Choose ”Off” to return 
normal mode.
 High Altitude
 Choose “On” to turn on High Altitude mode. Operates the fans at 
full speed continuously to allow for proper high altitude cooling of 
the projector.   
						

							
User Controls
46

 Lamp
This function can adjust setup about lamp.
 Lamp Hours: Displays the cumulative lamp operating time.
 Lamp Reminding: Choose this function to show or to hide the 
warning message when the changing lamp message is displayed. 
The message will appear up 30 hours before suggested replace-
ment of lamp.
 Lamp Reset: Reset the lamp life hour after replacing the lamp.
 Settings copy
This function allow user copy image setting that user adjust from one 
to another.
 Reset
Returns the settings for all menus to factory default values. 
Group
1
Group
2
Group
3
Group
4
Group
5
From
I/O
HDMI
1/2/3
HDMI
1/2/3
HD 1/
HD 2
(RCA)
HD 3/
HD 4
(BNC)
D-SubHD 3/
HD 4 
(BNC)
D-SubS 1/
S 2/
S 3
Video 1/
Video 2/
Video 3
Timing
480i480i480i480iNTSCNTSC
480p480p480p480pPALPAL
576i576i576i576i
576p576p576p576p
720p720p720p720p
1080i/p1080i1080i1080i
PCPCPC
(*)HD mean Component; PC signal only can copy to PC signal
(*) PC signal only can copy to PC signal 
						

							
User Controls
English
47

Setup Settings
 Signal  
▪ During the initial setup, adjustment of the color and 
image quality should be performed.  After this initial 
setup is completed, the HD81 will automatically store 
the settings for optimal image viewing.
▪ The HD81 OSD is dependent upon the video source 
signal.  It has been designed to show a different OSD 
display with each input.  Please refer to table A and B 
below for more details on available adjustments for each 
signal.
▪ With the exception of the VGA and BNC connections, if 
the HD81 is not receiving a signal from the input source 
device, the OSD will only allow the System Setup module 
to be adjusted.  
TABLE ACompositeS-VideoRCABNC
Video DecoderVideo DecoderYPbPrYPbPrRGBsRGB
TypeAuto YPbPr, RGBs, RGB
Color SpaceA u t o,   S D T V , HDTVAuto,  SDTV, HDTV
Pedestal0IRE, 7.5IRE0IRE, 7.5IRE0IRE, 7.5IRE0IRE, 7.5IRE
Horizontal-50~50-50~50-50~50
Vertical-7~7-7~7-7~7
Frequency-10~10-10~10-10~10
Phase0~310~310~31
TABLE BVGAHDMI
YPbPrRGBsRGB
TypeAuto YPbPr, RGBs, RGB
Color SpaceAuto, SDTV, HDTVAuto, SDTV, HDTV
Pedestal0IRE, 7.5IREDVI-PC, DVI-Video
Horizontal-50~50-50~50
Vertical-7~7-7~7
Frequency-10~10-10~10
Phase0~310~31
* Grey color blanks stand for N/A.
Please exercise caution when adjusting the “Horizontal” and “Vertical” as 
this may cause the loss of your image if the values are set out of range.  We recommend using this adjustment only if you cannot receive the input signal.   
						

							
User Controls
48

1)  Press the “Menu” button on the remote to show the Menu. 
Use “”, “” arrow keys to select SETUP category, press 
“Enter” or “” key to enter this adjustment category. 
2)  The fi  rst line shows the current signal. Use “”, arrow key 
to select the item “Signal”; User may see different items for 
adjustment depending on the current signals.
3)  Press “Enter” or “” to enter category.  The OSD shows a 
signal submenu according to the current signal.
4)  Press “Enter” or “” to enter item.  A bar appears 
according to the current signal, as shown on the next page. 
SignalTypePedestalColor SpaceHorizontal
VerticalFrequencyPhase
Auto0 IREAuto0000
TypeAUTOYPbPr RGBHVRGBs
5)  For Type, Pedestal, and Color Space, use “” & “” 
to select the desired choices, and then press “Enter” to 
confi  rm.  For the rest of the items, use 
“” & “” to adjust 
the slider bar to achieve the desired effect, then press 
“Enter” to confi  rm.  Please refer to tables A & B for the 
range of available values.
 Type  
This function is only for BNC signals.  The default choice, AUTO, 
automatically detects the signal type.  The other three choices 
(YPbPr, RGBHV, RGB) force the HD81 to display the selected signal 
type.
 Pedestal  
Black level control: All connected devices besides HDMI can choose 
between 2 pre-sets: 0 IRE or 7.5 IRE.  HDMI devices are given the 
choice of DVI-PC or DVI-Video; DVI-PC corresponds to 0 IRE and 
DVI-Video corresponds to 7.5 IRE. 
						

							
User Controls
English
49

 Color Space 
The default choice, AUTO, automatically detects the color space 
used.  The other two choices (SDTV, HDTV) force the HD81 to 
use the color space mapping associated with SDTV or HDTV.
 Frequency 
Changes the display data frequency to match the frequency of 
your computer’s graphic card. When you experience a vertical 
fl  ickering bar, use this function to make an adjustment.
 Horizontal 
Adjusts the horizontal position.
 Vertical 
Adjusts the vertical position.
 Phase 
Synchronizes the signal timing of the display with the graphics 
card. If you experience an unstable or fl  ickering image, use this 
function to correct it.
  Auto Calibration
The HD81 features an “Auto Calibration” feature.  This will auto-
matically optimize and adjust the video image.1)  Activate the OSD by pressing the “Menu” button.
2)  Use 
“”, “” arrow keys to select SETUP category, press 
“Enter” or “” key to enter this adjustment category.
3)  Use 
“”, “” arrow keys to select the desired adjustment 
item (as shown)
4)  Press “Enter” or “” to enter this item. The Menu 
disappears and a small bar appears as shown. 
5)  Use 
“”, “” arrow keys to turn on or off the auto 
calibration.
6)  Once the “Auto Calibration” is activated, the HD81  calibrates and fi  ne tunes the image for optimal 
performance. 
						

							
User Controls
50

 S-Video and Composite Video 
This section explains the operation of SETUP when inputting S-
Video or Video/CVBS signals.
1)  Enters SETUP as described in previous section.
White Level0
 White Level 
Allow user adjust White Level when inputting S-Video or Video/
CVBS signals.
 Black Level  
Allow user adjust Black Level when inputting S-Video or Video/
CVBS signals.
 Saturation
Adjusts a video image from black and white to fully saturated color.
  Press the  to decrease the amount of color in the image.
  Press the  to increase the amount of color in the image. 
 Hue 
  Adjusts the color balance of red and green.
  Press the  to increase the amount of green in the image.
  Press the  to increase the amount of red in the image.
  CTI
Color transient improver. This function allow user adjust color 
transient values to get artifi  cial enhancement resulting in all most 
no bleeding for saturated color transients.
  DNR
Digital Noise Reduction. The motion Adaptive Noise Reduction 
greatly enhances the quality of interlaced video.
  Reset
Returns the current menu’s settings to factory default.2)  Use 
“”, “” arrow keys to select the adjustment 
item, press “Enter” or “” to enter this item. The Menu 
disappears and a small bar appears as shown.
3)  Use 
“”, “ arrow keys to calibrate.