37
Troubleshooting
Others
Troubleshooting

Before asking to have the projector repaired, try to diagnose the problem, foll owing the

instructions below.

Symptom Remedy Page
The power is not turned
on.
Check if the AC power cord is firmly connected. –
When the “Panel Key Lock” is set to “On,” you cannot turn on
the projector using the ?/1 key on the projector.
25
If the air filter cover or air filter unit is not attached securely,
the projector cannot be turned on.
39
No image. Check if the connecting cable is connected to external
equipment properly.
8
Check if the computer signal is set for output to an external
monitor. If you set your computer, such as a notebook
computer, to output the signal to both your computer’s display
and an external monitor, the picture of the external monitor
may not appear properly. Set your computer to output the
signal to only an external monitor.
12
Check if the input source is correctly selected. 12
Check if the picture is muted. 6
During “Zone Black Level Adj.” adjustment, a black image is
automatically projected.
16
On-screen display does
not appear.
The on-screen display does not appear when “Status” in the
Operation menu is set to “Off.”
25
The aspect ratio of the
display is not right/the
image is displayed
smaller /a portion of
image does not appear.
The image may not be displayed correctly with an input signal
the projector cannot interpret correctly. In such a case, set
“Aspect” manually.
21, 23
Check if “Screen Aspect” is correctly selected. 29
The image is a
trapezoid.
The images become trapezoidal because of the projection
angle. In such a case, you can correct the trapezoidal
distortion, using a Keystone feature.
5, 13,
28
The image is distorted. Warping is set.
Disable the warp correction feature.
14, 28
The image is dark/too
bright.
The settings for “Brightness,” “Contrast,” and “Light Output
Mode” affect brightness of the image. Check if the value is
appropriate.
19, 26
The image will be dark when the light source is burnt out.
Check “Light Timer,” and consult with qualified Sony
personnel.
31
“With Static Signal” is set to “On.” 27
When video signal is not input, the light is dimmed to reduce
power consumption.
26
When the temperature around the unit is high, the brightness
will be reduced to protect the unit.
–