Hitachi Cp-Rx78 Users Manual

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Displaying the picture
1.Activate your signal source. Turn the signal 
source on, and make it send the signal to 
the projector.
2.Press the INPUT button on the projector. 
Each time you press the button, the 
projector switches its input port in turn.
You can also use the remote control to select 
an input signal. Press the VIDEO button for 
selecting an input signal from the VIDEO
port, or the COMPUTER button for selecting 
an input signal from the COMPUTER IN port.
3.Press the ASPECT button on the...

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Turning off  the power
1.Press the STANDBY/ON button on the 
projector or the remote control.
The message “Power off?” will appear on 
the screen for about 5 seconds.
2.Press the STANDBY/ON button again 
while the message appears.
The projector lamp will go off, and the 
POWER indicator will begin blinking in 
orange. Then the POWER indicator will 
stop blinking and light in steady orange 
when the lamp cooling is complete.
Do not turn the projector on for about 10 minutes or more after...

12
Replacing the lamp
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the pictures darker or the color tone poor. Note that each lamp has a different 
lifetime, and some may burst or burn out soon after you start using them.
Preparation of a new lamp and early replacement are recommended. To prepare 
a new lamp, make contact with your dealer and tell the lamp type number.
Type number : DT01022
1.Turn the projector off, and unplug the power cord. 
Allow the projector to cool for at least 45 minutes.
2.Prepare a new lamp. If the...

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 HIGH VOLTAGE HIGH TEMPERATURE HIGH PRESSURE
WARNING
yThe projector uses a high-pressure mercury glass lamp. The lamp 
can break with a loud bang, or burn out, if jolted or scratched, handled while hot, or 
worn over time. Note that each lamp has a different lifetime, and some may burst or 
burn out soon after you start using them. In addition, if the bulb bursts, it is possible 
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Using the CD manual
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Troubleshooting - Warranty and after-ser vice
If an abnormal operation (such as smoke, strange odor or excessive sound) 
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1
Projector
CP-RX78
User's Manual (detailed)
Operating Guide – Technical
Resolution (H x V) H. frequency (kHz) V. frequency (Hz) Rating Signal mode
720 x 40037.9 85.0 VESA TEXT
640 x 480 31.5 59.9 VESA VGA (60Hz)
640 x 480 37.9 72.8 VESA VGA (72Hz)
640 x 480 37.5 75.0 VESA VGA (75Hz)
640 x 480 43.3 85.0 VESA VGA (85Hz)
800 x 600 35.2 56.3 VESA SVGA (56Hz)
800 x 600 37.9 60.3 VESA SVGA (60Hz)
800 x 600 48.1 72.2 VESA SVGA (72Hz)
800 x 600 46.9 75.0 VESA SVGA (75Hz)
800 x 600 53.7 85.1 VESA SVGA...

2
Initial set signals
Initial set signals
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Resolution
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Signal mode
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720 x 4002.0 3.0 20.3 1.0 3 42 400 1 TEXT
640 x 480 3.8 1.9 25.4 0.6 2 33 480 10 VGA (60Hz)
640 x 480 1.3 4.1 20.3 0.8 3 28 480 9...