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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 rmly 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.> ashing? 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 at? —
■
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 uorescent 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