Troubleshooting
ENGLISH - 155
Maintenance
Troubleshooting
Review the following points. For details, see the corresponding pages.
Problems
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 <OFF>?
53
z
Is the wall outlet supplying electricity?
―
z
Have the circuit breakers tripped?
―
z
Is the temperature indicator <TEMP> or the lamp indicators
<LAMP1>/<LAMP2>/<LAMP3>/<LAMP4> lit or flashing?
146, 147
z
Is the lamp unit cover securely installed?
152
z
Are you using the correct power supply voltage (AC 200 - 240 V)?
179
No image appears.
z
Are connections to external devices correctly performed?
46
z
Is the input selection setting correct?
60
z
Is the [BRIGHTNESS] adjustment setting at a minimum?
68
z
Is the external device that is connected to the projector working
properly?
―
z
Is the shutter function in use?
60
z
If the power indicator <ON (G)/STANDBY (R)> is flashing in red, consult
your dealer.
—
z
Is the lens cover still attached to the lens?
52
The picture is fuzzy.
z
Is the lens focus set correctly?
54
z
Is the projection distance appropriate?
31
z
Is the lens dirty?
18
z
Is the projector installed perpendicular to the screen?
―
The color is pale or
grayish.
z
Is the [COLOR] adjusted correctly?
68
z
Is the [TINT] adjusted correctly?
68
z
Is the external device connected to the projector adjusted correctly?
46
z
Is the RGB cable damaged?
―
The remote control
does not respond.
z
Are the batteries depleted?
―
z
Is the polarity of the batteries set correctly?
29
z
Are there any obstructions between the remote control and the
projector’s remote control signal receiver?
25
z
Is the remote control being used beyond its effective operation range?
25
z
Are other forms of light, such as fluorescent light, affecting the
projection?
25
z
Is the [REMOTE CONTROL] setting in [CONTROL DEVICE SETUP] set
to [DISABLE]?
125
z
Is the <REMOTE 2 IN> terminal used for contact control?
171
z
Is the ID number setting operation correct?
29