Optoma Tx735 Projector User Manual

							
English


User Controls
Options
Keypad Lock
Lock the buttons on the projector top panel.
4 On—a warning message displays to confirm keypad lock.
Press Enter on the projector for 5 seconds to disable the keypad lock.
4 Off—projector keypad functions as normal.
Background Color
Select  the  desired  background  color  for  the  projected  image  when  no source is detected.
Advanced
Enter the Advanced menu. See page 42 for more details.
Lamp Setting
Enter the Lamp Setting menu. See page 43 for more details.
Reset
Reset all Options to default factory settings. 
						

							
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User Controls
Options | Advanced
Direct Power On
Enable or disable Direct Power On.
4 On—the projector powers on automatically when AC power is supplied.
4 Off— the projector must be powered on as normal.
Auto Power Off
Set  the  Auto  Power  Off  interval.  The  projector  powers  off  the  lamp  after 15 minutes of no signal by default. The following warning is displayed 60 seconds before power off.
Sleep Timer
Set  the  Sleep  Timer  interval.  The  projector  powers  off  after  the  specified time  period  of  inactivity  (regardless  of  signal).  The  following  warning  is displayed 60 seconds before power off. 
						

							
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User Controls
Options | Lamp Setting
Lamp Hour
Displays the number of hours the lamp has been active. This item is for \
display only.
Lamp Reminder
Enable or disable the lamp life span reminder. 
4  On—a  warning  message  displays  when  remaining  lamp  life  is  less than 30 hours.
4 Off—no warning message displays.
Brightness Mode
Select the lamp brightness mode.
4 Bright—the default setting.
4 STD—lower brightness setting to conserve lamp life. 
						

							
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Options | Lamp Setting
Lamp Reset
After  replacing  the  lamp,  reset  the  lamp  counter  to  accurately  reflect  the new lamp’s life span.1. Select Lamp Reset.A confirmation screen displays.
2. Select Yes to reset the lamp counter to zero.
User Controls 
						

							
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Troubleshooting
If you experience a problem with your projector, please refer to the follow-ing information. If a problem persists, please contact your local reseller or service center.
Image Problems
No image appears on-screen
4 Ensure all the cables and power connections are correctly and 
securely connected as described in the Installation section.
4 Ensure all the pins of connectors are not bent or broken.
4 Check if the projection lamp has been securely installed. Please 
refer to the Replacing the lamp section.
4 Make sure you have removed the lens cap and the projector is 
switched on.
Partial, scrolling or incorrectly displayed image
4 Press “Re-Sync” on the remote.
4 If you are using a PC:
For Windows 95, 98, 2000, XP:
1. Open the My Computer icon, the Control Panel folder, and 
then double click on the Display icon.
2. Select the Settings tab.
3.  Verify  that  your  display  resolution  setting  is  lower  than  or 
equal to UXGA (1600 x 1200).
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 UXGA  
(1600 x 1200).
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 UXGA (1600 x 1200). (*)
Appendices 
						

							
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4 If you are using a Notebook:
1. First, follow the steps above to adjust resolution of the com-
puter.
2. Press the toggle output settings. Example: [Fn]+[F4]
Acer �  [Fn]+[F5]
Asus�  [Fn]+[F8]
Dell � [Fn]+[F8]
Gateway�  [Fn]+[F4]
Mac Apple: 
System Preference � Display � Arrangement � Mirror 
display
IBM/Lenovo �[Fn]+[F7]
[Fn]+[F4]HP/Compaq 
NEC�
�
  [Fn]+[F3]
Toshiba �  [Fn]+[F5]
If you experience difficulty changing resolutions or your moni-
tor freezes, restart all equipment including the projector.
The  screen  of  the  Notebook  or  PowerBook  computer 
is not displaying your presentation
4 If you are using a Notebook:
Some Notebooks may deactivate their own screens when a 
second display device is in use. Each has a different way to 
be reactivated. Refer to your computer’s manual for detailed 
information.
Image is unstable or flickering
4 Use Phase to correct it. See page 35 for more information.
4 Change the monitor color setting on your computer.
Image has vertical flickering bar
4  Use Frequency  to  make  an  adjustment.  See  page  35  for  more 
information.
4 Check and reconfigure the display mode of your graphic card 
to make it compatible with the projector.
Image is out of focus
4 Make sure the lens cap is removed.
4 Adjusts the Focus Ring on the projector lens.
4 Make sure the projection screen is between the required 
distances from the projector. See page 18 and 19 for more in-
formation.
Appendices 
						

							
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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 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:
4 Please setup the display format as 16:9 (wide) aspect ratio type 
on your DVD player.
Image is too small or too large
4 Adjust the Zoom Ring on the top of the projector.
4 Move the projector closer to or further from the screen.
4 Press [Menu] button on the remote control or projector panel, 
go to Display | Format and try the different settings.
Image has slanted sides
4 If possible, reposition the projector so that it is centered on the 
screen and below the bottom of the screen.
4  Press  [Keystone  +/-]  button  until  the  sides  are  vertical  on  the 
remote control.
Image is reversed
4 Select Setup | Projection from the OSD and adjust the projec-
tion direction.
Intermission Problems
The projector stops responding to all controls
4 If possible, turn off the projector, then unplug the power cord 
and wait at least 60 seconds before reconnecting power.
Lamp burns out or makes a popping sound
4 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  re-
place  the  lamp,  follow  the  procedures  in  Replacing the Lamp
Replacing  the  Lamp 
on page 50.
v Use of 
Keystone is not 
recommended.
Appendices 
						

							
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Projector Status Indication
MessagePower LEDLamp LEDTemp LED
(Green)(Red)(Red)
Over TempOO
Lamp FailOO
Thermal Break Status Error44O
Lamp Door Sensor Detect High7OO
DMD Error8OO
Color Wheel Error9OO
Fan 1 error  (Lamp Fan61O
Fan 2 error  (Power Fan)62O
Fan 3 error (Blower Fan)63O
Steady light �No light �
Appendices 
						

							
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Message Reminders
4 Replacing the lamp:
4 Out of range: (see the following for more information)
Remote Control Problems
If the remote control does not work
4  Check  the  operating  angle  for  the  remote  control  is  approxi-
mately ±15°.
4 Make sure there are no obstructions between the remote control 
and the projector. Move to within 7m (23 ft) of the projector.
4 Make sure the batteries are inserted correctly.
4 Replace weak batteries in the remote control.
Audio Problems
There is no sound
4 Adjust the volume on the remote control. 
4 Adjust the volume of the audio source.
4 Check the audio cable connection.
4 Test the source audio output with other speakers.
4 Have the projector serviced.
The sound is distorted
4 Check the audio cable connection.
4 Test the source audio output with other speakers.
4 Have the projector serviced.
Appendices 
						

							
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0

Replacing the Lamp
The projection lamp should be replaced when it burns out. It should 
only  be  replaced  with  a  certified  replacement  part,  which  you  can 
order from your local dealer. 
Important:
4 The lamp contains a certain amount of mercury and should be 
disposed of according to local ordinance regulations.
4 Avoid touching the glass surface of the new lamp, doing so may 
shorten its operation life.
Warning:
4 Be sure to turn off and unplug the projector at least an hour before 
replacing  the  lamp.  Failure  to  do  so  could  result  in  a  severe 
burn.
1. Loosen the two captive screws on the lamp compartment cover.
2. Remove the lamp compartment cover.
3. Remove the two screws from the lamp module.
4. Lift the module handle up and pull firmly on the module handle 
to re-move the lamp module.
Appendices