NEC Lt280 Portable Projector Users Manual

81
6. Using On-Screen Menu
[Security]
The Security function enables you to protect your projector so that the projector will not project a signal unless you
enter a keyword. There is also an option to lock the projector by using a registered PC card* or USB memory* as a
protect key. Once you have registered your PC card as a protect key, you are required to insert the registered PC card
into the PC card slot of the projector each time you turn on the projector. You can enable the Security function by...

82
6. Using On-Screen Menu
To register a PC card as a protect key.
1. Insert a PC card into the PC card slot of the projector.
2. Use the SELECT 

 button to select [Use Protect Key] and press the ENTER button.
3. Use the SELECT 

 button to select [Read] and press the ENTER button.
Data of the PC card will be read into the projector.
4. Use the SELECT 

 button to select [Register] and press the ENTER button.
Downloaded data will be registered and be displayed in the list window.
5. Use the SELECT...

83
6. Using On-Screen Menu
To delete PC card data you registered.
1. Use the SELECT 
 button to select [Delete] and use the SELECT  button to select the list window.
2. Use the SELECT 

 button to select the PC card data you wish to delete.
3. Press the SELECT 
 button to select [Delete] and press the ENTER button.
The PC card data will be deleted.
If youve lost your registered PC card, proceed as follows:
NOTE: NEC or your dealer will provide you with your Release Code in exchange for your...

84
6. Using On-Screen Menu
[Installation]
Selecting Projector Orientation [Orientation]
This reorients your image for your type of projection. The options are: desktop front projection, ceiling rear projection,
desktop rear projection, and ceiling front projection.
Desktop front
Ceiling rear
Desktop rear
Ceiling front
NOTE: Selecting one of the other options than [Desktop Front] will make the [Auto Keystone] unavailable. 

85
Selecting Aspect Ratio and Position for Screen [Screen]
6. Using On-Screen Menu
Screen Type ........... Select one of two options: 4:3 Screen or 16:9 Screen for the screen to be used. See also [Aspect Ratio].
(→ page 74)
Position ................. This feature allows you to adjust the vertical position of the image when 16:9 has been selected for the
screen type.
When 16:9 has been selected there is black area above and below the image.
NOTE: This option is available only when [16:9] is selected in...

86
6. Using On-Screen Menu
[LAN Mode]
Setting LAN Mode
This feature allows you to set various setting items when the projector is used on your network.
CAUTION
•Consult with your network administrator about these settings.
•Connect a LAN cable (Eathernet cable) to the LAN port (RJ-45). (→ page 19)
•For wireless LAN connection, use the NEC optional wireless LAN card (NWL-100*).
*Last digit of the model code varies depending on which country you live in. For more information, visit our
Website.
•To use...

87
6. Using On-Screen Menu
To receive error messages or information on the remaining lamp life via e-mail:
1. On the [Mail] tab,  select [Alert Mail] and press the ENTER b utton. A chec k mark will be placed.
2. Set [Senders Address],  [SMTP Server Name] and [Recipients Ad dress]. Select [OK] and press the
ENTER b utton.
(
→ page  92)
To execute [Easy Connection] using Image Express Utility 2.0:
The [Easy Connection] is a mode that can abbreviate the troublesome LAN settings when using the Image Ex-...

88
6. Using On-Screen Menu
[PC Card]
Profiles (for PC Card):
To execute a wireless LAN easily using Image Express Utility 2.0, select [Easy Connection].
Up to two settings for the optional wireless LAN card can be stored in memory of the projector.
Select [Profile 1] or [Profile 2] and then do settings for [DHCP] and the other options.
After doing this, select [OK] and press the ENTER button. This will store your settings in memory.
DHCP:
Place a check mark to automatically assign an IP address to the...

89
6. Using On-Screen Menu
[Advanced] menu
[Network Type] (required for wireless only)
Site Survey:
Displays a list of available SSIDs for wireless LAN on site. Select an SSID which you can access.
To select an SSID, highlight [SSID] and use the SELECT   to select [OK] and press the ENTER button.
 : access point
 : Ad Hoc PC
 : WEP enabled
NOTE: You cannot connect to a device with the SSID for Channel 14 because it is not displayed in the list.
SSID (Network name):
Enter an identifier (SSID) for...

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6. Using On-Screen Menu
[WEP] (required for wireless only)
Select this option whether using the WEP (Wired Equivalent Privacy) key for encryption or not. To use encryption,
specify WEP key.
Disable .................. Will not turn on the encryption feature. Your communications may be monitored by someone.
64bit ...................... Uses 64-bit datalength for secure transmission.
128bit .................... Uses 128-bit datalength for secure transmission. This option will increase privacy and...