NEC Mt820 Projector Users Manual

Settings Menu
Enables you to set preferences and other operating options. Use the ÒSelectÓ button on the projector cabinet or
(s) (t) buttons on your remote control to access the submenu you want.
Custom Memory
 This enables you to save your current settings for an RGB source in one of five memories, Custom 1-5.
To change the STANDARD settings, proceed as follows:
1. Connect your computer to the MultSync MT1020/MT820.
2. Select the STANDARD in RGB 1 or RGB 2 source.
3. Adjust the horizontal/vertical...

This section describes the simple maintenance procedures you should follow
to replace the lamp, clean or replace the filter, and replace the batteries in the
remote control.
Replacing The Lamp
After your lamp has been operating for 2000 hours or longer, the
ÒstatusÓ light in the cabinet will go on. Even though the lamp may still
be working, replace it at 2000 hours to maintain optimal projector
performance.
CAUTION
¥ DO NOT TOUCH THE LAMP immediately after it has been used. It will
be extremely hot....

Cleaning Or Replacing The Filter
The air-filter sponge keeps the inside of the MultiSync MT1020/MT820 LCD Projector free from
dust or dirt and should be cleaned after every 100 hours of operation (more often in dusty conditions).
If the filter is dirty or clogged, your projector may overheat.
NOTE:  Clean your filter after every 100 hours of operation.
CAUTION
¥ Turn off the LCD projector and wait for the fan to stop. Turn off the main power and unplug
the projector before replacing the filter.
¥ Only...

     
 
 
   
 






 




 






  
 

 






 




 






 




 






 




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Enclenchement
MAINTENANCE
65
66
Cette section dŽcrit les procŽdures simples dÕentretien que vous aurez ˆ suivre pour
remplacer la lampe, nettoyer ou remplacer le filtre et remplacer les piles de la tŽlŽcommande.
Remplacement de la lampe
Lorsque la lampe a ŽtŽ utilisŽe pendant 2000 heures ou plus, le voyant ÒStatusÓ (Žtat) du

2000 heures pour conserver une performance...

 





 




 





 




 





 




MAINTENANCE
67
68
Nettoyage ou remplacement du filtre
Le coussin Žponge du filtre ˆ air maintient lÕintŽrieur du projecteur ˆ affichage ˆ cristaux liquides

heures dÕutilisation (plus souvent dans les endroits poussiŽreux). Si le filtre est sale ou bouchŽ, le
projecteur risque de surchauffer.
REMARQUE:   Nettoyez le filtre toutes les 100 heures dÕutilisation.
PRECAUTION
¥ Mettez le projecteur ˆ affichage ˆ cristaux liquides hors circuit et attendez que le...

This section helps you resolve problems you may encounter while setting up or using your MultiSync MT1020/MT820 LCD Projector.
Status Light Messages
TROUBLESHOOTING 5
TROUBLE SHOOTING
69
70 Status
mNormal
mThe projector lamp has exceeded 2000 hours of operation and
should be replaced.
mEither the lamp cover or filter panel is not fastened properly. Check
each and reattach them if necessary.
mThe projector is overheated.
¥ If there is insufficient ventilation around the projector or if the
room where...

Common Problems & Solutions
Problem
Does not turn on
No picture
Image isnÕt square to the screen
Picture is blurred
Image is scrolling vertically,
horizontally or both
Remote control does not work
Status indicator is lit or
blinking
Cross color in RGB modeCheck These Items
¥ Check that the cord is plugged in and that the power switch on the back panel is on.
¥ Ensure that the air filter and filter panel are installed correctly. (See page 64.)
¥ Check the status light to see if the projector has...

This section provides technical information about the MultiSync MT1020/MT820 LCD Projectors performance.
Optical
LCD Panel
1.3, p-Si TFT active-matrix, 10242768 dots (MT1020) / 8002600 dots (MT820)
Lens Power zoom, power focus
F 2.5 f =52 Ð 68 mm
Lamp Metal halide lamp 250 W
(Guaranteed life span: 2,000 hours or
6 months from date of purchase,
whichever comes first.)
Image Size 20-300 inches diagonal
Projection Distance 3.28 Ð 40.03 ft (1.0 Ð 12.2 m)
Light Output 700 ANSI lumens (MT820), 600 ANSI lumens...

Cabinet Dimensions
Unit : inch (mm)
SPECIFICATIONS
75
76
11.3
(286.5)
15.4
(390)
11.3
(285.0)
12.7
(321.0)
FOCUS
ZOOM
ADJUST
ENTER
SELECT
MENU
POWER
ON/OFFSTATUS PUSH
3.1
(77.2)
5.8
(145.0)
3.1
(78.2) 

D-Sub Pin Assignments
      PC 15-Pin mini D-Sub    Macintosh 15-Pin D-Sub
Pin No. Signal to be connected Pin No Signal to be connected
1 Red 1 Red GND
2 Green 2 Red
3 Blue 3 Horizontal Sync
4 GND 4 GND
5 GND 5 Green
6 Red GND 6 Green GND
7 Green GND 7 No Connection
8 Blue GND 8 No Connection
9 No Connection 9 Blue
10 Digital GND 10 No Connection
11 GND 11 GND
12 No Connection 12 Vertical Sync
13 Horizontal Sync 13 Blue GND
14 Vertical Sync 14 No Connection
15 No Connection 15 No Connection
1 2
3 4
5
11...