Hitachi CP-S220W User Manual page 21

T T R R O O U U B B L L E E S S H H O O O O T T I I N N G G ( ( c c o o n n t t i i n n u u e e d d ) )
Symptom
Before requesting repair, check in accordance with the following chart. If the situation cannot be
corrected, then contact your dealer.
Table 1-10. Symptom
Symptom
The power is not
turned on.
No video or audio.
Video is present but
no audio.
Audio is present but
no video.
Colors are pale and
color matching is
poor.
Images are dark.
Video is blurred.
The LAMP indicator
lights red.
The TEMP indicator
lights red.
The LAMP indicator
blinks red.
Possible cause
* main power switch is not
turned on.
* The power cord is
disconnected.
* The input is not correctly set.
* No signal input.
* The projector is not correctly
connected.
* The volume is seet to
minimum.
* Mute is turned on.
* The projector is not correctly
connected.
* The brightness adjustment
knob is rotated fully clockwise.
* The slide lens door is still
closed.
Color density and color
matching are not correctly
adjusted.
* Brightness and contrast are
not correctly adjusted.
* The lamp is nearing the end of
its service life.
Focus or H PHASE is out of
adjustment.
Lamp failure.
Internal overheating.
* The lamp cover is not set
correctly.
* The lamp is not set correctly.
Remedy
* Turn on the main power switch.
* Plug the power cord into an AC
power outlet.
* Use the projector or remote control
to set.
* Connect correctly.
* Connect correctly.
* Press VOLUME
control or display the menu screen
and adjust the volume.
* Press the MUTE button.
* Connect correctly.
* Select BRIGHT with the MENU
button and the press the
button.
* Open the slide lens door.
Adjust the video.
* Adjust the video.
* Replace with a new lamp.
Adjust the focus or H PHASE.
Wait approximately 20 min. and
then turn the power on again.
* Make sure the ventilation openings
are not blocked.
* Clean the air filter.
* Lower the ambient temperature to
35 degrees C or less.
* Check and correct the setting of
lamp cover and lamp.
Page
on the remote
1-21