Optoma Projector EH505 User Manual

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4 The From field is the sender’s email address (for example, the projector administrator). This is a required field.
4 Select the alert conditions by checking the desired boxes.
RS232 by Telnet Function
Besides projector connected to RS232 interface with “Hyper-Terminal”\
 
communication by dedicated RS232 command control, there is alternative 
RS232 command control way, so called “RS232 by TELNET” for LAN/
RJ45 interface.
v Fill in all fields  as specified. 
User can click 
Send Test 
Mail to test...

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Quick Start-Guide for “RS232 by TELNET”
Check and get the IP-Address on OSD of the projector.
Make sure that laptop/PC can access the web-page of the projector.
Make sure that “Windows Firewall” setting to be disabled in case o\
f 
“TELNET” function filtering out by laptop/PC.
1. Start => All Programs => Accessories => Command Prompt.
2. Input the command format like the below:telnet  ttt.xxx.yyy.zzz  23  (“Enter” key pressed)
(ttt.xxx.yyy.zzz: IP-Address of the projector)
3. If Telnet-Connection...

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How to have TELNET enabled in Windows VISTA / 7
By default installation for Windows VISTA, “TELNET” function is no\
t 
included. But end-user can have it by way of “Turn Windows features O\
n 
or Off” to be enabled.
1. Open “Control Panel” in Windows VISTA.
2. Open “Programs”.
User Controls 
English   

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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: there is less than 50 bytes...

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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 to the...

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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, restart all equipment including the...

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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 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.
Image is too small or too large
4
 Adjust the Zoom Ring on the...

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HDMI Q & A
What is the difference between a “Standard” HDMI 
cable and a “High-Speed” HDMI cable?
Recently, HDMI Licensing, LLC announced that cables would be 
tested as Standard or High-Speed cables.
4 Standard (or “category 1”) HDMI cables have been tested to perform at speeds of 75Mhz or up to 2.25Gbps, which is the 
equivalent of a 720p/1080i signal.
4 High Speed (or “category 2”) HDMI cables have been tested to perform at speeds of 340Mhz or up to 10.2Gbps, which 
is the highest bandwidth...

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Projector Status Indication
Message
Power LEDPower LEDTemp LEDLamp LED
(Blue)(Red)(Red)(Red)
Operating
On 000
Warm up or 
Cooling down Flashing 
(0.5 sec)0 00
Standby0On 00
T1 temperature 
over temperature0FlashingOn 0
Thermal break0400
Lamp error0Flashing0On
Fan error0Flashing Flashing0
Lamp door open0700
DMD error0800
Color wheel 
error0900
* Power LED will be ON when OSD appears and OFF when OSD 
disappears.
The digit represents the number of led blinks. 
Appendices 
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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 is no sound
4
 Adjust...