Optoma Projector Ew762 User Manual

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User Controls
SETUP | Network
 Network State
Display the network connection status.
 DHCP
Use this function to select your desired startup screen. If you 
change the setting from one to another, when you exit the OSD 
menu, the new setting will take effect on next open.
 On: Assign an IP address to the projector from an external 
DHCP server automatically.
 Off: Assign an IP address manually.
 IP Address
Select an IP address.
 Subnet Mask
Select subnet mask number.
 Gateway
Select the default gateway of the network connected to the 
projector.
 DNS
Select DNS number.
 Apply
Press “” and then choose “Yes” to apply the selection.  
						

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User Controls
1. Turn on DHCP to allow the DHCP 
server to automatically assign an IP, or 
manually enter the required network 
information.
2. Then choose apply and press “
” button to complete the configuration 
process.
3. Open your web browser and type in the 
projector’s IP address from the OSD 
LAN screen. The following web page will 
display as below:
How to use web browser to control your projector
	When you used the projector IP ad-dress, you will can not link to your service server.
4. The crestron control settings can be 
found in the [tools] tab.(see picture) 
Please note, each field can only contain 
a limited number of characters, as shown 
in the table below. (spaces and the other 
punctuation included): 
Category ItemInput-Length 
 
(characters)
Crestron Control IP Address
15
IP ID 2
Port 5
Projector Projector Name
10
Location 9
Assigned To 9
Network  
Configuration DHCP (Enabled)
(N/A)
IP Address 15
Subnet Mask 15
Default Gateway 15
DNS Server 15
User Password Enabled
(N/A)
New Password 15
Confirm 15
Admin Password Enabled
(N/A)
New Password 15
Confirm 15    
						

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User Controls
When making a direct connection from your computer to the projector
Step 1: Find an IP Address (192.168.0.100) from LAN function of projector.
Step 2: Select apply and press “Enter” button to submit function or press “menu” key to 
exit.
Step 3: To open Network Connections, 
click Start, click Control Panel, click Network and Internet Connections, and then click Network Connections. Click the connection you want to configure, and then, under Network Tasks  , click Change settings of this connection.
Step 4: On the General tab, under 
This connection uses the 
following items, click Internet 
Protocol (TCP/IP), and then click 
“Properties.”
Step 5: Click Use the following IP 
address, and type in as below:
1) IP address: 192.168.0.100 
2) Subnet mask: 255.255.255.0
3) Default gateway:192.168.0.254
Step 6: To open Internet Options, click 
IE web browser, click Internet Options, click the Connections tab and click “LAN Settings...” 
Step 7: The Local Area Network (LAN) 
Setting dialog box appears, In the 
Proxy Server area, cancel the Use a proxy server for your LAN check box., then click “OK” button 
twice.
Step 8: Open your IE and type in the IP 
address of 192.168.0.100 in the 
URL then press “Enter” key.            
						

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User Controls
Crestron RoomView™ provides a central monitoring station for 250+ 
control systems on a single Ethernet network (more are possible, 
the number depends on the combination of IP ID and IP address). 
Crestron RoomView monitors each projector, including projector’s 
online status, system power, lamp life, network setting and hardware 
faults, plus any custom attribute as defined by the Administrator. 
The Administrator can add, delete, or edit room information, contact 
information and events, which are logged automatically by the 
software for all users. (Operation UI as following image) 
1. Main Screen
2. Edit Room
Crestron RoomView Control Tool
	Crestron Room-View function sup-port is dependent on models.  
						

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User Controls
3. Edit Attribute
4. Edit Event 
 
For more information, please visit
http://www.crestron.com & www.crestron.com/getroomview. 
						

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User Controls
 Source Lock
 On: The projector will only search current input connection.
 Off: The projector will search for other signals if the current input signal is lost. 
  High Altitude
When “On” is selected, the fans will spin faster. This feature is 
useful in high altitude areas where the air is thin.
 Information Hide
 On: Choose “On” to hide the info message.
 Off: Choose “Off” to show the “searching” message.
 Keypad Lock
When the keypad lock function is “On”, the control panel will be 
locked however, the projector can be operated by the remote 
control. By selecting “Off”, you will be able to reuse the control 
panel.
  Background Color
Use this feature to display a “Black”, “Red”, “Blue”, “Green” or 
“White”, screen when no signal is available.
 Reset
Choose “Yes” to return the display parameters on all menus to the 
factory default settings.
OPTIONS
	To turn off the key-pad lock, press and hold “Enter” key on top of the projector for 5 seconds.
	With dust filter installed, High Altitude mode must be turned on. Dust filter is Optional and may not be required in some regions. 
						

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User Controls
OPTIONS | 
Advanced
 Direct Power On
Choose “On” to activate Direct Power mode. The projector will 
automatically power on when AC power is supplied, without 
pressing the “” key on the projector control panel or on the 
remote control.
 Auto Power Off (min)
Sets the countdown timer interval. The countdown timer will start, 
when there is no signal being sent to the projector. The projector 
will automatically power off when the countdown has finished (in 
minutes).
 Sleep Timer (min)
Sets the countdown timer interval. The countdown timer will start, 
with or without a signal being sent to the projector. The projector 
will automatically power off when the countdown has finished (in 
minutes).
 Power Mode (Standby)
 Eco.: Choose “Eco.” to save power dissipation further < 1W.
 Active: Choose “Active” to return to normal standby and the 
VGA out port will be enabled. 
	When Power mode (Standby) is set to Eco (
						

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User Controls
OPTIONS |  
Lamp Settings
 Lamp Hours
Display the projection time.
 Lamp Reminder
Choose this function to show or to hide the warning message 
when the changing lamp message is displayed.  
The message will appear 30 hours before suggested replacement 
of lamp.
 Brightness Mode
 STD: Choose “STD” to dim the projector lamp which will lower 
power consumption and extend the lamp life. 
 BRIGHT: Choose “BRIGHT” to increase the brightness. 
 Lamp Reset
Reset the lamp hour counter after replacing the lamp.
	When ambient tem-perature is over 40°C in operating, the projector will switch to STD automatically.
  
						

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Appendices
 No image appears on-screen
 Ensure all the cables and power connections are correctly and 
securely connected as described in the “Installation” section.
 Ensure all the pins of connectors are not bent or broken.
 Check if the projection lamp has been securely installed. Please 
refer to the “Replacing the lamp” section.
 Make sure you have removed the lens cap and the projector is 
switched on.
 Ensure that the “AV mute” feature is not turned on.
 Partial, scrolling or incorrectly displayed image
 Press “Re-SYNC” on the remote.
 If you are using a PC:
 For Windows 95, 98, 2000, XP, Windows 7:
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 × 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 × 1200).
 6.  Select the “Change” button under the “Monitor” tab.
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.  
						

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Appendices
 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 × 1200). 
 If you are using a Notebook:
 1.  First, follow the steps above to adjust resolution of the  
computer.
 2.  Press the appropriate keys listed below for your notebook 
manufacturer to send signal out from notebook to projector. 
Example: [Fn]+[F4]
  
 
 If you experience difficulty changing resolutions or your monitor 
freezes, restart all equipment including the projector.
 The screen of the Notebook or PowerBook computer is not 
displaying your presentation
 If you are using a Notebook PC
Some Notebook PCs 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
 Use “Phase” to correct it. See page 37 for more information.
 Change the monitor color setting on your computer.
 Image has vertical flickering bar
 Use “Frequency” to make an adjustment. See page 37 for more 
information.
 Check and re-configure the display mode of your graphic card to 
make it compatible with the projector. 
Acer    [Fn]+[F5]
Asus   [Fn]+[F8]
Dell    [Fn]+[F8]
Gateway  [Fn]+[F4]
Mac Apple: System Preference  Display  Arrangement  Mirror display
IBM/Lenovo  [Fn]+[F7]
HP/Compaq  [Fn]+[F4]
NEC     [Fn]+[F3]
Toshiba    [Fn]+[F5]