Mitsubishi Sd420u Projector User Manual

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ENGLISH
Password function This projector is equipped with the password function that is 
designed for prevention of wrong operation by children and restriction 
on operation by other than specified users.  
MENU ACCESS  ........ All the buttons except for the POWER button 
on the projector are disabled. (The buttons on 
the remote control are enabled.) You can use 
this mode as a measure of prevention of 
wrong operation by children and restriction on 
operation by other than specified users. 
To...

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Lamp replacement
When the lamp no longer functions, replace it with a new one.
Caution: Do not remove the lamp immediately after using the projector. You 
may get burned because the lamp very hot after use.
 Before replacing the lamp, press the POWER button to turn off the 
lamp and wait for two minutes for lamp to cool down. Unplug the 
power cord from wall outlet and wait one hour for the lamp to cool 
down completely.
 Do not remove the lamp except for replacement. Careless han-
dling can...

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Troubleshooting
The following offers solutions to some of the common problems you may encounter. We suggest that you consult this chart before contacting your 
dealer. 
Images aren’t projected on the screen. 
 
ProblemCause and solution 
Power isn’t turned on.  Check the states of the indicators. 
Images aren’t projected on the screen. Cancel the AV mute by pressing the MUTE button. 
 Remove the lens cap. 
 The lamp sometimes takes about one minute to light up. 
 On rare occasion, the...

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Troubleshooting (continued)
Images aren’t projected correctly.
ProblemCause and solution 
Projected images are shaking.
Projected images are displaced. Check that the cable connected to the external device isn’t intermittent. 
 Connect the cable’s plug with the external device’s connector firmly. 
 Press the AUTO POSITION button. 
 Some computers output out-of-spec signals on rare occasion. Adjust the SIGNAL menu. (See page 19.) 
Projected images are distorted.   Adjust the projector and the...

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Others
When the problems below occur after the lamp is replaced, check the following.
Maintenance 
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...

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Indicators
This projector has two indicators, each of which shows the operation condition of the projector. 
The following offer solutions to possible problems. If these problem persist, turn the projector off and consult your dealer.
Normal condition
Abnormal condition
POWERSTATUSCONDITIONNOTE
Stand-by
Lamp stand-by (about 1 minute)The POWER button cannot be used to switch 
between on and off.
The power is on. (Normal condition)
STATUS indicatorPOWER indicator
Steady redOff
Steady greenBlinking...

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ENGLISH
Specifications
 The specifications and outside appearance of the projector are subject to change without prior notice. 
Ty p e D L P ™  D ATA  p r o j e c t o r  
Model XD420U/SD420U
Rated power supply 100 - 240 V AC, 50 / 60 Hz 
Rated input 3.0 A
Display Technology0.55-inch Single chip Digital Micromirror Device (DMD) with R,G,B,W color wheel 
Pixels 1024 x 768 = 786432 pixels (XD420U) 
Pixels 800 x 600 = 480000 pixels (SD420U)
Colors 16770000 colors
Projection lens F 2.4- 2.6 f = 18 -...

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Specifications (continued)
Connectors
Dimensional drawings (unit : mm)
What’s included in the box
Replacement part
15 11
610 15
pin No.Spec.
1 R(RED)/C
R
2 G(GREEN)/Y
3B(BLUE)/C
B
4GND
5GND
6GND
7GND
8GND
9DDC5V
10 GND
11 GND
12 DDC Data
13 HD/CS
14 VD
15 DDC Clock
pin No.Spec.
1R(RED)/C
R
2G(GREEN)/Y
3B(BLUE)/C
B
4-
5GND
6GND
7GND
8GND
9-
10 GND
11 -
12 -
13 HD/CS
14 VD
15 -
COMPUTER IN/OUT (Mini D-SUB 15-pin)
IN OUT
    AC power cord
1  RGB cable for PC
1  VIDEO cablefor US 02552-0063-01
for EU...

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ENGLISH
Specification of RGB signals in each computer mode of the projector 
Important:
 Some computers aren’t compatible with the projector.
 The projector’s maximum resolution is 1024 x 768 pixels (800 x 
600 pixels for SD420U). It may not display images of higher reso-
lutions than 1024 x 768 (or 800 x 600) correctly.
 Images with SYNC on G (Green) signal may jitter.
 Images with SYNC on G (Green) signal may be tinged with 
green.
 If the resolution and frequency of your computer aren’t...

North AmericaMESCA (Mitsubishi Electric Sales Canada Inc.)
http://www.mitsubishielectric.ca
Information Technologies Group, 4299 14th Avenue,
Markham, Ontario L3R 0J2, Canada
Sales & Technical Inquires
Phone :+1-(800) 450-6487
Fax :+1-(905) 475-7958
E-mail :[email protected]
Customer Care
E-mail :[email protected]
MDEA (Mitsubishi Digital Electronics America, Inc.)
(Warranty Registration)
http://www.mitsubishi-presentations.com/
Presentation Products Division, 9351 Jeronimo...