84
Troubleshooting
Phenomenon
Cases not involving a machine defect
Reference
page
Video.screen
display.freezes .
The FREEZE function is working.
Press.
FREEZE
.button.to.restore.the.screen.to.normal .
27
Colors.have.a
faded-.out
appearance,.or
Color.tone.is.
poor .
Color settings are not correctly adjusted.
Perform.picture.adjustments.by.changing.the.COLOR.TEMP,.COLOR,.
TINT.and/or.COLOR.SPACE.settings,.using.the.menu.functions .
33,.38
COLOR SPACE setting is not suitable.
Change.the.COLOR.SPACE.setting.to.AUTO,.RGB,.
SMPTE240,.REC709.or.REC601 ..
38
Pictures.appear.
dark .
The brightness and/or contrast are adjusted to an
extremely low level.
Adjust.BRIGHTNESS.and/or.CONTRAST.settings.to.a.
higher.level.using.the.menu.function .
32
The projector is operating in Eco mode.
Set.ECO.MODE.to.OFF,.and.set.AUTO.ECO.MODE.to.OFF,.
in.the.SETUP.menu .
43
The lamp is approaching the end of its product lifetime.
Replace.the.lamp .
71,.72
In case the air filter is dirty and the ambient temperature
is lower than 35˚C, the brightness of the lamp might be
reduced automatically.
Please.clean.or.replace.the.air.filter .
73
Pictures.appear.
blurry .
Either the focus and/or horizontal phase settings are not
properly adjusted.
Adjust.the.focus.using.the.
FOCUS
.ring,.and/or.H.PHASE.
using.the.menu.function .
23,.37
The lens is dirty or misty.
Clean.the.lens.referring.to.the.section.“Caring.for.the.lens” .
76
Some.kind.
of.image.
degradation.
such.as.
flickering.or.
stripes.appear.
on.screen ..
When the projector is operating in Eco mode, flickering
may appear on screen.
Set.ECO.MODE.to.OFF,.and.set.AUTO.ECO.MODE.to.OFF,.
in.the.SETUP.menu .
43
The OVER SCAN ratio is too big.
Adjust.OVER.SCAN.in.the.IMAGE.menu.smaller .
35
Excessive VIDEO NR.
Change.the.setting.of.VIDEO.NR.in.the.INPUT.menu .
38
The FRAME LOCK function cannot work on the current
input signal.
Set.FRAME.LOCK.in.the.INPUT.menu.to.OFF .
40
Phenomena that may be easy to be mistaken for machine defects (continued)
(continued.on.next.page)