Troubleshooting
ENGLISH - 99
Maintenance
Troubleshooting
Review the following points. For details, refer to the corresponding pages.
Problem
Points to be checked
Page
Power does not turn
on.
■
z
Is the power plug firmly inserted into the outlet?
—
■
z
Is the main power switch turned to
?
44
■
z
Is the power supplied from the outlet?
—
■
z
Have the circuit breakers tripped?
—
■
z
Is the power indicator <POWER> turned off?
42
■
z
Is the temperature indicator <WARNING TEMP.> flashing?
87
No picture appears.
■
z
Is the picture (output) device connected correctly?
36
■
z
Is the input selection set correctly?
47
■
z
Is the external device that is connected to the projector working
properly?
—
■
z
Is the projector being used within the operating temperature range (0˚C
(32˚F) to 40˚C (104˚F))?
115
■
z
Is the shutter closed?
47
The picture is fuzzy.
■
z
Is the lens focus set correctly?
46
■
z
Is the projection distance appropriate?
33
■
z
Is the lens dirty?
92
■
z
Is the projector installed perpendicular to the screen?
—
■
z
Is there condensation on the lens?
—
The color is pale/
The tint is grayish.
■
z
Are [Color] and [Tint] adjusted correctly?
60
■
z
Is the device that is connected to the projector adjusted correctly?
—
■
z
Is the RGB cable damaged?
—
The picture is dark.
■
z
Are [Contrast] and [Brightness] adjusted correctly?
60
■
z
Is [Image select] adjusted correctly?
59
■
z
Is [Lamp select] set to [1-Lamp]?
70
■
z
Is [Lamp power] set to eco mode?
70
■
z
Is it time for the lamp to be replaced?
96
The remote control
does not work.
■
z
Are the batteries flat?
—
■
z
Are the batteries inserted in the correct direction?
24
■
z
Is the remote control <ON>/<OFF> switch set to <ON>?
19
■
z
Are there any obstructions between the remote control and the
projector's remote control sensor?
19
■
z
Is the remote control being used beyond its effective operating range?
19
■
z
Are other forms of light, such as fluorescent lights, affecting the
projection?
19
■
z
Is the remote control cable connected to the projector?
24
■
z
Is the remote control operation locked with [Key lock] in the [Setting]
menu?
79
■
z
Is [RC sensor] set correctly in the [Setting] menu?
77
■
z
Has the remote control number been changed?
24, 77