Optoma H57 Projector User Manual

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Problem: The image is stretched when displaying 16:9 DVD.
The projector automatically detects 16:9 DVD and adjusts the aspect
ratio by digitizing to full screen with 4:3 default setting.
If the image is still stretched, you will also need to adjust the aspect
ratio by referring to the following:
4Please select 4:3 aspect ratio type on your DVD player if you are
playing a 16:9 DVD.
4If you can’t select 4:3 aspect ratio type on your DVD player,
please select 4:3 aspect ratio in the on screen menu.
Problem: Image is reversed.
4Select “Management” from the OSD and adjust the projection
direction.  See page 26.
Problem: Lamp burns out or makes a popping sound
4When 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”.
See page 33.
Problem: LED lighting message
Message         Power LED
Temp LED Lamp LED
Green Red
Standby State
Warming Flashing
CoolingFlashing
Normal
Error (Lamp failed)Flashing
Error (Fan failed)Flashing
Error (Over Temp.)
Appendices 
						

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Appendices
Problem: Message Reminders
4Standby :
Wait 2 minutes before you can switch on again
Press Power key again to confirm
Press OK key to move this warning
4Over Temperature :
The projector will switch off automatically.
Please:
1  Allow cool down for 3 minutes
2  Make sure air in and outlets are no blocked
3  Clean the dust filter
If the problem persists in spite of the above,
please contact a service centre for repair.
4Fan Failed :
The projector will switch off automatically.
Please contact a service centre for repair.
 
4Replacing the lamp :
Lamp life exceed 
						

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Replacing the lamp
The projector will detect the lamp life itself.  It will show you a
warning message “Lamp life exceed” When you see this
message, 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!
Lamp Changing 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.Push up and Remove the cover.n
5.Remove the 3 screws from the lamp module.o
6.Pull out the lamp module.p
To replace the lamp module, reverse the previous steps.
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.
 1
2
3
Appendices       
						

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126.00
63.00
111.00 40.00
66.00
(To Lens Center)
83.75396.60(Min.)/596.60(Max.)
™Please note that
damage resulting from
incorrect installation
will invalidate the
warranty.
Appendices
Ceiling Mount Installation
1. To prevent damaging your projector, please use the ceiling
mount package for installation.
2. If you wish to use a third party ceiling mount kit please
ensure the screws used to attached a mount to the projector
met the following specifications:
4Screw type: M3
4Maximum screw length: 6mm