Optoma Hd81 Projector User Manual

							
User Controls
English
51

 Component YPbPr
This section explains the operation of SETUP when inputting 
Component YPbPr signals.1)  Enters SETUP as described in previous section.
 Auto Calibration
Refer to “Auto Calibration” function on page 49 for more informa-
tion.
 Y gain  
Adjust the gain of Y.
 Pb gain
Adjust the gain of Pb.
 Pr gain
Adjust the gain of Pr.
 Y bias  
Adjust the bias of Y.
 Pb bias
Adjust the bias of Pb.
 Pr bias
Adjust the bias of Pr.
  Reset
Returns the current menu’s settings to factory default.
Auto CalibrationOffOn2)  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. 
						

							
User Controls
52
 Analog RGB 
This section explains the operation of SETUP when inputting Ana-
log RGB signals (PC).
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.
 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. 
						

							
Appendices
English
53
 Image Problems
 No image appears on-screen
 Ensure all the cables and power connections are correctly and 
securely connected as described in the “Installation” section.
 Ensure the pins of connectors are not crooked or broken.
  Not only the RS-232 cable and HDMI cable between projector and 
Box ,but also the cable from source to Box.
 Check if the projection lamp has been securely installed. Please 
refer to the “Replacing the lamp” section.
 Make sure you have removed the lens cap and the projector is 
switched on.
 If projector only show “blue” image ,Please check controller box is 
switched on and HDMI (#) connections between controller box and 
projector.  
 Partial, scrolling or incorrectly displayed image
  Press source direct key that you feed to HD81 on the remote control 
or control panel.
  If you are using a PC:
For Windows 95, 98, 2000, XP:
1.  From the “My Computer” icon, open the “Control Panel” folder, 
and double click the “Display” icon.
2.  Select the “Settings” tab.
3.  Verify that your display resolution setting is lower than or equal 
to SXGA+ (1400 x 1050). (*)  
4.  Click on the “Advanced Properties” button.
If the projector is still not projecting the whole image, you will  
also need to change the monitor display you are using. Refer to  
the following steps.
5.  Verify the resolution setting is lower than or equal to SXGA+ 
(1400 x 1050) resolution.
 Troubleshooting
If you experience a problem with your projector, please 
refer to the following information. If a problem persists, 
please contact your local reseller or service center. (See 
page 62 for details)
(#) Break off Rule of HD81 : See page 56. LED lighting message 
(*) The resolution: HDMI’s 1920 x 1080 i/p 
and component’s 1920 x 
1080 i is recommended for this projector.   
						

							
Appendices
54

6.  Select the “Change” button under the “Monitor” tab.
7.  Click on “Show all devices.” Next, select “Standard monitor 
types” under the SP box; choose the resolution mode you need 
under the “Models” box. 
8.  Verify that the resolution setting of the monitor display is lower 
than or equal to SXGA+ (1400 x 1050). (*)
  If you are using a Notebook: 1.  First, follow the steps above to adjust resolution of the comput-
er.
2.  Press the toggle output settings. example: [Fn]+[F4]
   
  If you experience diffi  culty changing resolutions or your monitor 
freezes, restart all equipment including the projector.
1. If you are using other device (like DVD playe,tuner,..etc), please 
make sure your device and the cable that link to Box isn’t bro-
ken.
  The screen of the Notebook or PowerBook computer is not  displaying your presentation
 If you are using a Notebook PC:
Some Notebook PCs may deactivate their own screens when a 
second display device is in use. Each has a different way to be reac-
tivated.  Refer to your computer’s manual for detailed information.
 Unstable or fl  ickering image
 Use “Frequency” to correct it. See page 49 for more information.
 Change the monitor color setting on your computer.
 Image has vertical fl  ickering bar
 Use “Phase” to make an adjustment. See page 49 for more informa-
tion.
  Check and reconfi  gure the display mode of your graphic card to 
make it compatible with the projector. 
   
Compaq=>   [Fn]+[F4]
Dell =>     [Fn]+[F8]
Gateway=>  [Fn]+[F4]
IBM=>    [Fn]+[F7]
Mac Apple: System Preference-->Display-->Arrangement-->Mirror display
Packard 
=>   [Fn]+[F4]
Hewlett 
NEC=>     [Fn]+[F3]
Toshiba =>   [Fn]+[F5]
(*) The resolution: HDMI’s 1920 x 1080 i/p 
and component’s 1920 x 
1080 i is recommended for this projector.  
						

							
Appendices
English
55

 Image is out of focus
 Make sure the Lens cap is removed.
  Adjusts the Focus Ring on the projector lens.  
  Make sure the projection screen is between the required dis-tance 4.9 to 39.4 feet (1.5 to 12.0 meters) from the projector.    
See page 25.
 The image is stretched when displaying 16:9 DVD title
When you play anamorphic DVD or 16:9 DVD, the projector will 
show the best image in 16: 9 format on projector side.
If you play the LBX format DVD title, please change the format as 
LBX in projector OSD.
If you play 4:3 format DVD title, please change the format as 4:3 in 
projector OSD.
If the image is still stretched, you will also need to adjust the aspect 
ratio by referring to the following:
 Please setup the display format as 16:9 (wide) aspect ratio type 
on your DVD player.
 Image is too small or too large
 Adjust the zoom lever on the top of the projector.
 Move the projector closer to or further from the screen.
 Press [4:3], [16:9], [Letter Box], [Native] button on the remote 
control or [Menu] on the projector panel, go to “Display-->For-
mat“. Try the different settings.
 Image has slanted sides:
 If possible, reposition the projector so that it is centered on the 
screen and below the bottom of the screen.
 Press [Menu] button, go to System -->Projector -->V Keystone 
to adjust until the sides are vertical on the remote control.
 Image is reversed
  Select “System-->Projector-->Projection” from the OSD and 
adjust the projection direction.
 Intermission Problems
 The HD81 stops responding to all controls
Use of Keystone is not recommended.  
						

							
Appendices
56

  If possible, turn off the projector, then unplug the power cord and 
wait at least 20 seconds before reconnecting power.
 Lamp burns out or makes a popping sound
 When the lamp reaches its end of life, it will burn out and may 
make a loud popping sound.  If this happens, the projector will not 
turn on until the lamp module has been replaced. To replace the 
lamp, follow the procedures in the “Replacing the Lamp” section 
on page 59.
LED Problems
 LED lighting message
Normal Operation Message
PowerLEDLamp-LEDTemp-LED
RedDark BlueBright BlueOrangeBlueRedBlue
Standby State(Input power cord)
Power on (warming)
Dark LED for cinema (After Power on 5 mins.)
Power off (Cooling)Blinking
Error (Lamp fail)Blinking
Error (Fan fail)Blinking
Error (Over Temp.)
Error (HDMI Connec-tion Fail (*2))Blinking
Error (RS232 Connection Fail (*2))Blinking
Steady light => No light => 
HD81’s Projector side
Normal Operation Message
PowerLED
RedBright Blue
Standby State(Input power cord)
Power on (warming)
HD81’s Box  
						

							
Appendices
English
57

  Ps1:1.  When orange and blue of LED show at same time ,the color 
could show light purple.
    When red and blue of LED show at same time, the color 
could show purple.
  Ps2: (*) Break off Rule of HD81:
1. RS-232 communication failure:
  OSD will show “ Projector will shutdown in 30 seconds if 
RS232 connection is not restored”.
  Please check RS232 connection between controller box and pro-
jector.
2.  HDMI communication failure.  
  System will show blue image only. 
  Please check HDMI connection between controller box and 
projector. Or projector will shutdown in 30 seconds if HDMI 
connection is not restored.
3.  RS-232 & HDMI communication failure
  System will show blue image only.
  Please check controller box is switched on and RS-232 and 
HDMI connections between controller box and projector. Or 
projector will shutdown in 30 seconds if RS-232 and HDMI con-
nections are not restored.
4.  The HD81 can’t power on if RS232 between projector and Box 
don’t be connect in standby mode 
5.  The HD81 can’t show HDMI connection fail or not if HD81 is in 
standby.
 Message Reminders
 Fan failed: 
 
 Over temperature: 
  
						

							
Appendices
58

 RS232 connection fail: 
 
 Replacing the lamp: 
 
   
 
 Remote Control Problems
 If the remote control does not work
  Check the operating angle for the remote control is approximately 
±22.5°.
 Make sure there are not any obstructions between the remote con-
trol and the HD81’s Box. Move to within 6 m (20 ft) of the HD81’s 
Box.
 Make sure batteries are inserted correctly.
 Make sure batteries are exhausted. If so, replace weak batteries in 
the remote control. 
Projector side don’t have IR receiver.
IR receiver are only on front of Box side and IR Module.  
						

							
Appendices
English
59

 Replacing the lamp
The projector automatically 
detects the lamp life.  When the 
lamp life is nearing the end of 
use, you will receive a warning 
message.
When you see this message, please contact your local reseller 
or service center to change the lamp as soon as possible. 
Make sure the projector has been cooled down for at least 30 
minutes before changing the lamp. 
Warning: Lamp compartment is hot!  Allow it to cool down before changing lamp!
Warning: To reduce the risk of personal injury, do not drop the lamp module or touch the lamp bulb. The bulb may shatter and cause injury if it is dropped.
 Lamp Replacing Procedure: 
1.   Switch off the power to the projector by pressing the Power  
button.
2.  Allow the projector to cool down at least 30 minutes.
3.  Disconnect the power cord.
4.  Use a screwdriver to remove the screw from the cover.

5.  Push up and remove the cover.

6.  Remove the 2 screws from the lamp module.

7.   Pull out the lamp module. 

To replace the lamp module, reverse the previous steps.
8. Turn on the projector and do “Lamp Reset” after the lamp mod-ule is replaced.
  Lamp Reset: (i)Press “Menu”--> ii)Select “System”--> (iii)Select 
“Projector”-->(iv)Select “Lamp”-> (v)Select “Lamp Reset” (vi)Select “Yes”.
2
4
13    
						

							
Appendices
60

Remark :  “*”com-pressed computer image.
Compatibility Modes In Analog input
ModeResolutionV.Frequency (Hz) 
VESA VGA640 x 48060,72,75,85
VESA VGA848 x 48060
VESA VGA720 x 40070,85
VESA SVGA800 x 60056,60,72,75,85
VESA XGA1024 x 76860,70,75,85
VESA WXGA1280 x 76860,70,75
HD1280 x 72060
SXGA+1400 x 105060
Compatibility Modes In Digital input
ModeResolutionV.Frequency (Hz) 
VESA VGA640 x 48060,72,75
US TEXT720 x 40070
VESA SVGA800 x 60060,72,75
VESA XGA1024 x 76860,70,75
Wide1280 x 72050,60
Wide1920 x 108024,60