NEC Vt700 Projector User Manual

							
43
5. Using On-Screen Menu
[Installation]
Selecting Projector Orientation [Orientation]
This sets your image for your type of projection application. The options are:
desktop front projection, ceiling rear projection, desktop rear projecti\
on, and ceiling front projection.
Selecting Communication Speed [Communication Speed]
This feature sets the baud rate of the PC CTRL port (Mini DIN 8 Pin). \
It supports data rates from 4800 to 19200 bps.
The default is 19200 bps.
Select the appropriate baud rate for your equipment to be connected (de\
pending on the equipment, a lower baud rate
may be recommended for long cable runs).
Y our selected communication speed will not be affected even when [Reset] is done from the menu.
Disabling the Cabinet Buttons [Control Panel Lock]
This option turns on or off the Key Lock function for cabinet buttons.
NOTE:
• The Control Panel Lock setting will not affect the remote control or PC \
Control Functions.
• When the cabinet buttons are disabled, pressing and holding the EXIT but\
ton on the projector cabinet for about 10 seconds will
change the setting to enable.
• The Key Lock icon will be displayed at the bottom right of the menu when\
 Control Panel Lock is enabled.
Desktop front
Ceiling rear
Desktop rear Ceiling front 
						

							
44
Enabling Security [Security]
This feature turns on or off the Security function.
Unless the correct keyword is entered, the projector cannot project an i\
mage. (→page  29)
Selecting Menu Color [Menu Color Select]
You can choose between two color modes for menu color: color and monochro\
me.
Selecting Menu Display Time [Menu Display Time]
This option allows you to select how long the projector waits after the \
last touch of a button to turn off the menu.
The preset choices are [Manual], [Auto 5 sec], [Auto 15 sec], and [Auto \
45 sec].
Selecting a Color for Background [Background]
Use this feature to display a blue, black or logo when no signal is avai\
lable.
Selecting Interval Time for Filter Message [Filter Message]
This option allows you to select the time preference between displaying \
the message for cleaning the filters. Clean the
filter when you get the message Please clean filter. ( →page  48)
Five options are available: Off, 100[H], 200[H], 500[H], 1000[H]
The default setting is 500[H].
NOTE: Your setting will not be affected even when [Reset] is done from the menu.
[Options]
Setting Off Timer [Off Timer]
Y ou can use the Off Timer feature to turn off the projector automatically at a preset time.
Eight preset times can be selected: Off, 0:30, 1:00, 2:00, 4:00, 8:00, 12:00 and 16:00.
Setting Auto Adjust [Auto Adjust]
This feature sets the Auto Adjust mode so that the RGB image can be automatically or manually adjus\
ted for noise
and stability. You can automatically make adjustment in two ways: Normal and Fine
Off ......................... The RGB image will not be automatically adjusted. You can manually optimize the RGB image.
Normal .................. Default setting. The RGB image will be automatically adjusted. Normally \
select this option.
Fine ....................... Select this option if fine adjustment is  needed. It takes more time to switch to the source than whe n [Normal]
is selected.
Enabling Auto Start [Auto Start]
T urns the projector on automatically when the power cable is inserted int\
o an active power outlet. This eliminates the
need to always use the POWER button on the remote control or projector c\
abinet.
To  use the Auto Start function, you must first press the main power switch to the p\
osition “On” (I) before plugging the
power cable.
5. Using On-Screen Menu 
						

							
45
5. Using On-Screen Menu
Enabling Power Management [Power Management]
When this option is selected you can enable the projector to automatical\
ly turn off (at the selected time: 5 min., 10
min., 20 min., 30 min.) if there is no signal received by any input.
Enabling Fan Speed Mode [Fan Mode]
This option allows you to select three modes for fan speed: Auto mode, High speed mode, and High Altitude mode.
Auto ...................... The built-in fans automatically run at a variable speed according to the\
 internal temperature.
High ...................... The built-in fans run at a fixed high speed.
High Altitude ......... The built-in fans run at a high speed. Select this option when using the\
 projector at altitudes approxima tely
5500 feet/1600 meters or higher.
When you wish to cool down the temperature inside the projector quickly, select [High].
NOTE: • It is recommended that you select High speed mode if you use the project\
or non-stop for consecutive days.
• Using the projector at altitudes approximately 5500 feet/1600 meters or \
higher without setting to [High Altitude] can cause th e
projector to overheat and the protector could shut down. If this happens, wait a couple minutes and turn on the projector.
• Using the projector at altitudes less than approximately 5500 feet/1600 \
meters and setting to [High Altitude] can cause the
lamp to overcool, causing the image to flicker. Switch [Fan Mode] to [Auto].
•Y our setting will not be affected even when [Reset] is done from the menu.
Selecting Default Source [Default Source Select]
You can set the projector to default to any one of its inputs each time t\
he projector is turned on.
Last ....................... Sets the projector to default to the previous or last active input each \
time the projector is turned  on.
Auto ...................... Searches for an active source in order of Computer 1  → Computer 2 (Digital)  → Computer 2 (Analog)  →
Video  → S-Video  → Computer 1 and displays the first found source.
Computer 1 ........... Displays the RGB source from the COMPUTER 1 IN connector every time the projector is started up.
Computer 2 (Digital) ...Displays the DVI digital source from the COMPUTER 2 IN connector every time the projector is started up.
Computer 2 (Analog) ..Displays the RGB source from the COMPUTER 2 IN connector every time the projector is started up.
Video ..................... Displays the Video source from the VIDEO IN connector every time the projector is started up.
S-Video ................. Displays the Video source from the S-VIDEO IN connector every time the projector is started up.
Selecting Signal Format [Signal Select]
[Computer 1],[Computer 2 (Analog)]
Allows you to choose [Computer 1], or [Computer 2 (Analog)] for an RGB\
 source such as a computer, or [Component]
for a component video source such as a DVD player. Normally select [RGB/Component] and the projector automati-
cally detects a component signal. However there may be some component si\
gnals that the projector is unable to
detect. If this is the case, select [Component].
[Video & S-Video System Select]
This feature enables you to select composite video standards automatical\
ly or manually.
Normally select [Auto] and the projector will automatically detect the v\
ideo standard.
In the case where the projector has difficulty detecting the video standard, select the appropriate video stand\
ard from
the menu.
This must be done for Video and S-Video respectively.
Enabling the deinterlace [Deinterlace]
T urns on or off the deinterlace function for a telecine signal.
On ......................... Default standard setting.
Off ......................... Select this option if there is any jitter or artifacts in video.
NOTE: This feature is not available for RGB, 480p, 576p and HDTV signals\
. 
						

							
46
5. Using On-Screen Menu
 Menu Descriptions & Functions [Information]
Displays the status of the current signal and lamp usage. This item has three pages. The information included is as follows:
[Usage Time]
[Lamp Life Remaining] (%)*1
[Lamp Hours Used] (H)*2
[Filter Hours Used] (H)*2
*1: The progress indicator shows the percentage of remaining bulb life.
The value informs you of the amount of lamp usage. When the remaining la\
mp time reaches 0, the Remaining
Lamp Time bar indicator changes from 0% to 100 Hours and starts counting down.\
If the remaining lamp time reaches 0 hours, the projector will not turn \
on regardless of whether the lamp mode
is set to Normal or Eco.
*2: The message for lamp replacement and filter cleaning will be displayed u\
nder the following conditions: •for one minute after the projector has been powered on.
• when the POWER ON/STAND BY button on the projector cabinet or the POWER OFF button on the remote
control is pressed.
To  cancel the message, press any button on the projector cabinet or the re\
mote control.
[Source]
[Source Index] [Horizontal Frequency]
[Vertical Frequency] [Signal Type]
[Video Type] [Sync Type]
[Sync Polarity] [Scan Type]
Lamp life(H)
Normal (min.) Eco (max.)
2000 3000 Replacement lamp
NP05LP 
						

							
47
5. Using On-Screen Menu
[Version]
[Product] [Firmware] Version
[Serial Number] [Data] Version
\b  Menu Descriptions & Functions [Reset]
Returning to Factory Default [Reset]
The Factory Default feature allows you to change adjustments and setting\
s to the factory preset for a (all) source (s)
except the following:
[Current Signal]
Resets the adjustments for the current signal to the factory preset leve\
ls.
The items that can be reset are: [Preset], [Contrast], [Brightness], [Co\
lor], [Hue], [Sharpness], [Aspect Ratio],
[Horizontal], [Vertical], [Clock], [Phase] and [Video Filter].
[All Data]
Reset all the adjustments and settings for all the signals to the factor\
y preset.
All items can be reset except [Language], [Communication Speed], [Securi\
ty], [Filter Message], [Fan Mode], [Lamp
Life Remaining], [Lamp Hours Used] and [Filter Hours Used].
To reset the lamp usage time, see “Clearing Lamp Hour Meter [Clear Lamp\
 Hours] below”.
Clearing Lamp Hour Meter [Clear Lamp Hours]
Resets the lamp clock back to zero. Selecting this option displays subme\
nu for a confirmation. Select [Yes] and press the
ENTER button.
NOTE: Elapsed time of the lamp use will not be affected even when [Reset\
] is done from the menu.
NOTE: The projector will turn off and go into standby mode after 2100 hours (up to \
3100 hours in Eco mode) of service. If this
happens, press the HELP button on the remote control for ten seconds to \
reset the lamp clock back to zero. Do this only after
replacing the lamp.
Clearing the Filter Usage Hours [Clear Filter Hours]
Resets the filter usage back to zero. Selecting this option displays sub\
menu for a confirmation. Select [Yes] and press the
ENTER button.
NOTE: Elapsed time of the filter use will not be affected even when [Res\
et] is done from the menu. 
						

							
48
6. Maintenance
MEN USELECTLAMP
STATU S
POW ERON/S TA ND B YSO URCEA UTO  A DJ.E N T
E REXI
T
F O CUSZOOM
Filter
This section describes the simple maintenance procedures you should foll\
ow to clean the filters and replace the lamp.

  Cleaning or Replacing the Filters
The air-filter sponge keeps dust and dirt from getting inside the projec\
tor and should be frequently cleaned. If the filter
is dirty or clogged, your projector may overheat.
NOTE: The message for filter cleaning will be displayed for one minute a\
fter the projector is turned on or off.
To cancel the message, press any button on the projector cabinet or the remote control.
CAUTION
•T urn off the projector, turn off the main power switch and unplug the projector before replacing the fi\
lters.
• Only clean the outside of the filter cover with a vacuum cleaner.
• Do not attempt to operate the projector without the filter cover.
To clean the air-filter:
Vacuum the filter-through the filter cover.
To  replace the filter (sponge):
1. Remove the filter cover by pushing down on the catch of the cover until \
you feel it detach.
Catch
2. Gently peel off the filter (sponge) and replace it with the new one. 
						

							
49
6. Maintenance
3. Reinstall the new filter cover.4. Clear the filter hours used.
To reset the filter usage time, from the menu, select [Reset]  → [Clear Filter Hours].
( → page  47 for resetting the filter usage time.)
NOTE: Do not wash the filter with soap and water. Soap and water will damage the filter membrane. Before replacing the f\
ilter,
remove dust and dirt from the projector cabinet. Keep out dust and dirt \
during filter replacement.
NOTE: When you replace the lamp, it is also wise to replace the filter. The filter comes in the same package with your replacem ent
lamp.

 Cleaning the Cabinet and the Lens
1. Turn off the projector before cleaning.
2. Clean the cabinet periodically with a damp cloth. If heavily soiled, use\
 a mild detergent. Never use strong detergents or solvents such as alcohol or thinner.
3. Use a blower or lens paper to clean the lens, and be careful not to scra\
tch or mar the lens.
F O CUS
M
EN USELE CT
LA MP
S TA TU S
P O W ERO N/S TA ND B Y S
O URCE A
UTO  A DJ.E N TE REXIT
Z O OM
M
EN USELE C TLAMP
STATUS POWERON/STAND BYS O URCEA UTO  
A DJ.E
N
TE REXIT
FOCUSZO OM 
						

							
50
 Replacing the Lamp
After your lamp has been operating for 2000 hours (up to 3000 hours in \
Eco mode) or longer, the LAMP indicator in the
cabinet will blink red and the message  [The lamp has reached the end of its usable life. Please replace the
lamp.]*  will appear. Even though the lamp may still be working, replace it at 2000 (up to \
3000 hours in Eco mode)
hours to maintain optimal projector performance. After replacing the lamp, be sure to clear the lamp hour meter.
( →  page  47)
CAUTION
• DO NOT TOUCH THE LAMP immediately after it has been used. It will be extremely hot. Turn the projector off,
wait 30 seconds, turn off the main power switch and then disconnect the power cable. Allow at least one hour
for the lamp to cool before handling.
• DO NOT REMOVE ANY SCREWS except two lamp case screws. You could receive an electric shock.
• Do not break the glass on the lamp housing.
Keep finger prints off the glass surface on the lamp housing. Leaving finger prints on the gl\
ass surface might
cause an unwanted shadow and poor picture quality.
• The projector will turn off and go into standby mode after 2100 (up to 3100 hours in Eco mode) h\
ours of service. If
this happens, be sure to replace the lamp. If you continue to use the la\
mp after 2000 hours (up to 3000 hours in
Eco mode) of use, the lamp bulb may shatter, and pieces of glass may be scattered in the lamp case. Do not touch
them as the pieces of glass may cause injury. If this happens, contact your NEC dealer for lamp replacement.
*NOTE: This message will be displayed under the following conditions:
•for one minute after the projector has been powered on
• when the POWER ON/STAND BY button on the projector cabinet or the POWER OFF button on the remote control is pressed\
To turn off the message, press any button on the projector cabinet or the remote control.
To  replace the lamp:
 Optional lamp and tools needed for replacement:
• Replacement lamp NP05LP
1. Place the projector on a soft cloth and turn it over to access the lamp \
cover on the bottom.
6. Maintenance 
						

							
51
3. Remove the lamp housing.
(1)Loosen the two screws securing the lamp housing until the phillips screw\
driver goes into a freewheelingcondition. The two screws are not removable.
(2)Remove the lamp housing by holding it.
6. Maintenance
NOTE: There is an interlock on this case to prevent the risk of electrical shock. \
Do not attempt to circumvent this interlock.
Interlock
2. Remove the lamp cover.
(1)Press firmly and slide the lamp cover by 1 cm (0.4”) • Do not force to pull the lamp cover
(2)Push to release two catches on both sides and slide the lamp cover off.
1
3
2
1 
						

							
52
6. Maintenance
6. Connect the supplied power cable, turn on the Main Power switch and turn\
 on the projector.7. Finally, select the menu 
→ [Reset] → [Clear Lamp Hours] to reset the lamp usage hours.
NOTE: When the lamp exceeds 2100 hours (up to 3100 hours in Eco mode) \
of service, the projector cannot turn on and the menuis not displayed.If this happens, press the HELP button on the remote control for ten sec\
onds to reset the lamp clock back to zero.
When the lamp time clock is reset to zero, the LAMP indicator goes out.
5. Reattach the lamp cover.
(1)Place the lamp cover, aligning it with the guiding line.
(2)Slide the lamp cover back until it snaps into place.
4. Install a new lamp housing.
(1)Insert a new lamp housing until the lamp housing is plugged into the soc\
ket.
CAUTION
Do not use a lamp other than the NEC replacement lamp NP05LP.
Order this from your NEC dealer.
(2)Secure it in place with the two screws. Be sure to tighten the screws.