Panasonic PT-EX12KU Projector User Manual


 
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