Hitachi CP-S840W/E Projector User Manual


 
33
ENGLISH
Check the following again before asking for service. If the trouble cannot be recovered, consult your dealer.
When you think something wrong
A bright dot may be seen in the picture. This is a phenomenon peculiar to the liquid crystal and is not a problem.
Phenomena Cause Check point Page
Power cannot be
turned on.
·The Main power is not turned on.
·The power cord is disconnected.
·60 seconds have not elapsed since the
power was turned off.
·Inside the projector too hot.
·Turn the MAIN POWER switch on.
·Insert the power cord into an AC socket.
·When the power is turned off turn the power
switch on after waiting at least 60 seconds.
·Do not block the ventilation holes.
·Clean the air filter.
·Use the projector under 35°C temperature.
P.13
P.9
P.13
P.6
P.29
No picture and
sound
·The setting of the input source is not
correct.
·Wiring to the projector is not correct.
·Set the correct input using the input select button
of the projector or the remote control.
·Connect the cable correctly.
P.8, 10,
13, 18
P.9, 28
Only picture is
displayed with no
sound
·Wiring to the projector is not correct.
·The volume is set to minimum.
·The unit enters the mute mode.
·Connect the cable correctly.
·Press the VOL button or press the MENU button
and adjust the volume.
·Press the MUTE button.
P.9, 28
P.10, 17
P.8, 10
Only sound is
heard without a
picture
·Wiring the projector is not correct.
·The brightness is set fully to the dark
side.
·Lens cap is attached.
·Connect the cable correctly.
·Press the MENU button and select BRIGHT and
press the button.
·Remove the lens cap.
P.9, 28
P.17
P.13
Color is weak and
tint is incorrect
The color and tint have been adjusted
incorrectly.
Adjust the color and tint correctly. P.17
Picture is dark
·The brightness and contrast has been
adjusted incorrectly.
·The lamp has not been adjusted.
·Adjust the brightness and contrast correctly.
·Replace the lamp with a new one.
P.17
P.29
Picture is not clear
Focus or H.PHASE is not matched. Adjust the focus or H.PHASE P.13, 17
LAMP indicator
lights red.
Trouble with the lamp.
Turn off the power and leave for 45 minutes ;
then turn the power on again.
P.32
Remote control
mouse cannot be
operated.
·Cable was connected after the power
was turned on.
·RGB signal not selected.
·
Be sure to perform procedure in the following order:
(1)Connect cable. (2)Turn on projector. (3)Turn PC on.
·Input RGB signal and select and display input
source.
P.23