Optoma Ep7155i Projector User Manual

English
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 
30 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...

English
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.
User Controls 

English
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 

English
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.
Image Problems
No image appears on-screen4
 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...

English
Appendices
4 If you are using a Notebook:1. First, follow the steps above to adjust resolution of the   computer.
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   
monitor freezes,...

English
Appendices
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  in  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:
4 Please setup the display format as 16:9 (wide) aspect ratio type on your DVD player....

English
Appendices
Projector Status Indication
Error Code MessagePower LED/
Flashes Lamp LED/
Flashes
Thermal break status error 40
Fan1 error (Power Fan) 61
Fan2 error (Lamp Fan) 62
Fan3 error (Blower Fan) 63
Lamp door sensor detect high 70
DMD error 80
Color wheel error 90 

English
Appendices
Message Reminders4
 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  approximately ±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...

English
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...

English0
Appendices
Cleaning the Projector
Cleaning  the  projector  to  remove  dust  and  grime  will  help  ensure 
trouble-free operation. 
Warning:
4 Be sure to turn off and unplug the projector at least an hour before cleaning. Failure to do so could result in a severe burn.
4 Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings on the projector. 
4  If a little water gets into the projector interior while cleaning, leave unplugged in a well-ventilated...