Mitsubishi Hc3900 Projector User Manual

EN-1

Adjusting projected images
To adjust the brightness (CONTRAST and BRIGHTNESS):
You can make adjustments for the brightness of the projected image using the menu.
(See page 6 for menu setting.)
Display the IMAGE menu.
Select CONTRAST or BRIGHTNESS by pressing the p or q button.
Adjust the selected item by pressing the t or u button.
To cancel the menu:
Press the MENU button.
CONTRAST
Select to adjust the contrast of the image. Every time the u button is pressed, the image becomes brighter...

EN-

Adjusting projected images (continued)
To cancel the menu:
Press the MENU button.
To adjust the tone of white (COLOR TEMP.):
You can select a preset color temperature (white tone) using the menu.
(See page 6 for menu setting.)
Display the IMAGE menu.
Select COLOR TEMP. by pressing the p or q button.
Select your desired color temperature by pressing the t or u button.
The color temperature of each option is as follows: 
COOL: Approx. 900K, MEDIUM: Approx. 6500K (D65), WARM:...

EN-

Adjusting projected images (continued)
How to Use COLOR MANAGEMENT
This projector can individual adjusts each tone in red, yellow, green, cyan, blue and magenta. You can adjust the tone colors using 
the COLOR MANAGEMENT menu.
Select ADVANCED MENU from the IMAGE menu.
Turn on COLOR MANAGEMENT on the ADVANCED MENU and open Color 
Management menu. 
Once the COLOR MANAGEMENT button on the remote control is pressed, this 
Color Management menu will directly open. 
The default setting is COLOR...

EN-4
Adjusting projected images (continued)
To enable the stored gamma mode:Select USER1 or USER by pressing the GAMMA button on the remote control.
Change in the brightness may be hard to recognize in some images.
This projector automatically and properly projects video signals supplied from the computer. However, some video 
signals may not be projected, depending on the type of the computer. In such a case, press the AUTO POSITION 
button. (See page 4.) When the signal is still not...

EN-5
Advanced features
Password function
This projector is equipped with the password function 
that is designed for prevention of theft and wrong 
operation by children and restriction on operation by 
other than specified users. The password function has 
two modes as follows.
DISPLAY INPUT ..........When the projector is turned 
on, the startup screen (or splash screen) will 
appear and stay on the screen until the password is 
entered. When the password is entered, the startup 
screen will...

EN-6

Replacing the lamp
This projector is equipped with a lamp to project images. This lamp is a consumable. It may burn out or its brightness 
may decrease during use. In such cases, replace the lamp with a new one as soon as possible. Be sure to replace the 
lamp with a new lamp sold separately that is exclusive to this projector. Contact your dealer for purchase of the lamp.
Spare lampVLT-HC800LP
Warning:
Be careful not to drop the lamp fixing screws inside of the projector. Don’t put a...

EN-7

Replacing the lamp (continued)
To replace the lamp:
A) When the projector is placed on the table
Make sure that the projector is securely held in place.
Remove the cover (a) of the screw fixing the lamp 
cover with a fingernail. If it is difficult to remove 
it with a fingernail, use a finetipped tool such as 
flathead screwdriver.
(a)
Remove the screw (b) and slide the lamp cover (c) 
for removal.
(c)
(b)
Loosen the two screws (d) of the lamp unit, and 
then pull out the lamp unit (f) by the...

EN-8

Replacing the lamp (continued)
Insert the two cutout portions (h) in the slit of 
the projector, paste the two taping portions (g) 
with the tape included in the Lamp Replacement 
Attachment, and then fix the Lamp Replacement 
Attachment to the projector.
(g)
(h)
(g)
Pull out the lamp unit (f) in the bag by the handle 
(e).
(f)
(e)
Remove the tape fixing the Lame Replacement 
Attachment, and remove the Lamp Replacement 
Attachment with the lamp unit remaining in the bag.
Caution:
Pull the...

EN-9

Warning:
Do not use flammable solvents (benzene, thinner, etc.) and flammable aerosols when cleaning the projector body and 
lens. Flammable substances may ignite causing fire or breakdown while the lamp is illuminating.
Caution:
Be sure to turn off the lamp and unplug the power cord from the wall outlet before you perform any maintenance on the 
projector.
Cleaning of the projector and the ventilation slots
Use a soft cloth to clean the projector and the ventilation grilles. When the grilles...

EN-40

Before asking for repair of the projector, check the following. If the symptom persists, stop using the projector, be sure 
to unplug the power plug, and then contact your dealer.
No image appears on the screen.
ProblemSolution
Power can not be 
turned on.
Check whether the indicators are on or off and how they are lightning.
POWERSTATUSSolution
OffOffConnect the power cord to the projector.Plug the power cord into a wall outlet.••
Steady red
Off
If any objects are blocking the air inlet or...