Epson Powerlite 755c Multimedia Projector Users Guide

Presenting Through a Wireless Network71
Adding WEP Encryption
When you click the Security button on the Network screen, you see 
this screen: 
1. Highlight 
WEP and press Enter. 
2. For the WEP encryption setting, highlight 
128Bit or 64Bit and 
press Enter. 
3. For Format, highlight 
HEX to enable hexadecimal input, then 
press 
Enter. 
4. If you chose 
64Bit, highlight Key ID 1, 2, 3, or 4. 
5. Highlight the 
Encryption key text box and press Enter. The box 
turns yellow to indicate you are in input...

72Presenting Through a Wireless Network
■For 64 bit WEP encryption with hexadecimal input, enter 10 
characters, from 0 to 9 and from A to F. 
■For 128 bit WEP encryption with ASCII or text input, enter 
13 alphanumeric characters.
■For 64 bit WEP encryption with ASCII or text input, enter 5 
alphanumeric characters.
6. When you’re done making settings, highlight the 
OK button at 
the top of the screen and press 
Enter. 
Adding WPA Security
When you click the Security button on the Network screen, you...

Presenting Through a Wireless Network73
3. When you’re done making settings, highlight the OK button at 
the top of the screen and press 
Enter. 
Adding LEAP Authentication
When you click the Security button on the Network screen, you see 
this screen: 
1. Highlight 
LEAP, then press Enter. 
2. Enter the user name and password that match the settings on your 
authentication server: 
■Highlight the User name text box and press Enter. The box 
turns yellow to indicate you are in input mode. Press the...

74Presenting Through a Wireless Networkthen press the  pointer button to the right to move to the 
next character position. When done typing the password, 
press 
Enter.
3. When you’re done making settings, highlight the 
OK button at 
the top of the screen and press 
Enter. 
Projecting Wirelessly
Once you’ve started EasyMP and set up your projector and computer 
in either Ad Hoc mode or Access Point mode, follow these steps to 
start NS Connection and project wirelessly. 
1. Make sure you’ve installed...

Presenting Through a Wireless Network75
You see the screen below. (If you have previously started NS 
Connection, this is the first screen you see.)
If the connection is working properly, you see your projector 
listed. If you have additional Epson projectors on the network, 
they are also listed, along with their status. 
The color of the status icon next to each projector’s name 
indicates its status:
■Gray: the projector is not connected
■Orange: the projector is connected to another computer
■Green:...

76Presenting Through a Wireless Networkthe AirPort icon on your menu bar) to make sure AirPort is 
turned on and the projector’s ESSID or your AirPort network 
is selected. 
■Make sure you aren’t projecting one of the EasyMP 
configuration screens. (You should see a message that the 
projector is ready to connect.) If you have to exit a 
configuration screen, restart NS Connection.
■Make sure the ESSID for your projector matches the SSID 
for your wireless card, adapter, or access point. If you have an...

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4. Once the name of your projector appears, select it and click 
Connect. If more than one projector is listed, you can select 
additional ones and connect to them at the same time. 
If the selected projector is already being used by another person, 
you can still connect to it (unless it is “locked”); doing so 
automatically disconnects the other user. If a projector is locked, 
you won’t be able to connect to it when it is in use.
5. If you set up the projector...

78Presenting Through a Wireless Network
Using the Control Bar
From the control bar, you can access these NS Connection features:  
Provides help for NS Connection.
Locks the projector while it is in use and 
prevents anyone else from connecting to 
it (Windows only)
Limits projection to PowerPoint 
presentations only (Windows only)
Lists projectors and specifies which ones 
are in use. 
Lets you access the projector’s menu 
system from an HTML browser 
window. See page 132 for more 
information.
Lets you...

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Clicking one of the buttons on the control bar may cause a submenu 
to appear above the control bar. For example, clicking the   button 
displays the following submenu:
 
If you’re using more than one projector, you can use the Projector 
drop-down menu to select the projector on which you want to make 
any of the following changes:
■Brightness
Increase or decrease brightness.
■Keystone
Click + to narrow the top edge of the screen, or – to narrow the 
bottom edge...

80Presenting Through a Wireless Network
Connecting in IP Connect Mode
You can establish a connection manually using IP Connect Mode 
even if your projector and computer are on a different subnet (Access 
Point mode only) or connecting over different routers. 
1. Start NS Connection (see page74). You see this screen: 
 
2. Click the Extension button. You see this screen:
note
Depending on your network, 
your projector and computer 
may connect over different 
routers even if they are in 
the same room....