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Troubleshooting
ENGLISH - 93
Maintenance
Troubleshooting
Review the following points. For details, see the corresponding pages.
Problems Points to be checked
Reference page
Power does not turn
on.
z
Is the power plug rmly inserted into the outlet?
z
Is the <MAIN POWER> switch turned <OFF>? 35
z
Does the outlet in which the power plug is inserted have a supply of electricity?
z
Have the circuit breakers tripped?
z
Is the temperature indicator <TEMP> or the lamp indicators
<LAMP1>/<LAMP2> lit or blinking?
87, 88
z
Is the lam
p unit cover securely installed? 9
2
No picture appears.
z
Is the connection to the picture (output) device correct? 30
z
Is the input selection setting correct? 38
z
Is the [BRIGHTNESS] adjustment setting at a minimum? 44
z
Is the external device that is connected to the projector working properly?
z
Is the shutter function in use? 38
The picture is fuzzy.
z
Has the lens focus been set correctly? 36
z
I
s the projection distance appropriate? 2
2
z
Is the lens dirty? 15
z
Is the projector installed perpendicular to the screen?
The color is pale or
grayish.
z
Are the [COLOR] and [TINT] adjusted correctly? 45
z
Is the device connected to the projector adjusted correctly? 30
z
Is the RGB cable damaged?
The remote control
does not operate.
z
Are the batteries depleted?
z
Is the polarity of the batteries s
et correctly? 2
0
z
Are there any obstructions between the remote control and the
projector's remote control signal receiver?
17
z
Is the remote control being used beyond its effective operation range? 17
z
Are other forms of light, such as uorescent lights, affecting the projection?
17
z
Is the [REMOTE CONTROLLER] setting in [CONTROL DEVICE
SETUP] set to [DISABLE]?
71
z
Is the <REMOTE 2 IN> terminal used for external control? 1
00
z
Is the ID number setting correct? 20
On screen menu
does not appear.
z
Is the on-screen display function turned off (hidden)?
19, 38
The control buttons
of the projector do
not operate.
z
Is the [CONTROL PANEL] setting in [CONTROL DEVICE SETUP] set to [DISABLE]?
71
z
Is the <REMOTE 2 IN> terminal used for external control?
100
The picture does not
display correctly.
z
Is the [SYSTEM SELECTO
R] selection set correctly? 47
z
Is there a problem with the VCR or other picture sources?
z
Is the projector getting signals that it does not support? 102