Optoma Projector Eh500 User Manual

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User Controls
3. Select “Turn Windows features on or off” to open.
4. Have “Telnet Client” option checked, then press “OK” button.\
 Specsheet for “RS232 by TELNET” :
1. Telnet: TCP.
2. Telnet port: 23 (for more detail, kindly please get contact with the 
service agent or team).
3. Telnet utility: Windows “TELNET.exe” (console mode).
4. Disconnection for RS232-by-Telnet control normally: Close 
Windows Telnet utility directly after TELNET connection ready.
Limitation 1 for Telnet-Control:...

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AppendicesAppendices
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
 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.
 Check if the projection lamp has been securely installed. Please 
refer to...

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Appendices
 Image is too small or too large
 Adjust the zoom lever from the lens.
 Move the projector closer to or further from the screen.
 Press [Menu] on the projector panel, go to “Display->Format”.  
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 and use PureShift to 
make adjustments to the image position.
 Use “Display->V Keystone” from the OSD to make an...

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Appendices
Projector LED Status Indicator
Message
Power LED
(Green)
Temp LED
(Red)
Lamp LED
(Red)
Standby State (Input power cord)Slow Flashing 2 sec off  2 sec on
Power on (Warming)Flashing 0.5 sec off  0.5 sec on
Power on & Lamp lighting
Power off (Cooling)
Flashing 1 sec off 1 sec on < 10 sec to off
Error (Lamp fail)Flashing 0.5 sec off  0.5 sec on
Error (Fan fail)Flashing 0.5 sec off  0.5 sec on
Flashing 0.5 sec off 0.5 sec on
Error (Over Temp)Flashing 0.5 sec off  0.5 sec on
NoteNote
Steady light...

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Appendices
 LED states
 On Screen Messages
  Fan failed: 
 The projector will switch off automatically. 
  Over temperature: 
 The projector will switch off automatically.
  Replacing the lamp: 
 Lamp is approaching the end of its rated life. 
 Replacement suggested.
 
Remote Control
	If the remote control does not work
   Check the operating angle of the remote control is within ±15° both 
horizontally and vertically of on of the IR receivers on the projector.
   Make sure there are no...

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Appendices
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...

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Appendices
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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.   Open the screw cover. 
5.   Remove the single screw on the lamp compartment cover. 
6.   Remove the lamp compartment cover. 
7.    Remove the three screws from the lamp module. Lift the module handle up. 
8.    Pull firmly on the module handle to remove the lamp module. 
To replace the...

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Appendices
Compatibility Modes
Video Compatibility
NTSCNTSC M/J, 3.58MHz, 4.43MHz
PALPAL B/D/G/H/I/M/N, 4.43MHz 
SECAMSECAM B/D/G/K/K1/L, 4.25/4.4 MHz
SDTV480i/p, 576i/p
HDTV720p(50/60Hz), 1080i(50/60Hz), 1080P(50/60Hz)
Video Timing Detail Describe
SignalResolutionRefresh 
Rate(Hz)Notes
TV(NTSC)720 x 48060For Composite Video /S-video
TV(PAL, SECAM)720 x 57650
SDTV (480I)640 x 48060For Component
SDTV (480P)640 x 48060
SDTV (576I)768 x 57650
SDTV (576P)768 x 57650
HDTV (720p)1280 x 72050/60
HDTV...

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Appendices
Computer Compatibility - VESA standards
 Computer Signal (Analog RGB Compatible
SignalResolutionRefresh 
Rate(Hz)Notes
VGA640 X 48060/67/72/85Mac 60/72/85/
SVGA800 X 60056/60 (*2)/72/ 85/120 (*2)Mac 60/72/85
XGA1024 X76860 (*2)/70/75/ 85/120 (*2)Mac 60/70/75/85
HDTV (720P)1280 x 72050/60 (*2)/ 120 (*2)Mac 60
WXGA1280 x 76860/75/85Mac 60/75/85
1280 x 80060 (*2)/120 (*2)Mac 60
1366 x 76860Mac 60
WXGA+1440 x 90060Mac 60
SXGA1280 x 102460/75/85Mac 60/75
SXGA+1400 x 105060
UXGA1600 x 120060
HDTV...