Sony Ericsson VPL-EX70 Projector Accessories User Manual


 
44
Troubleshooting
Sound
On-screen display does not
appear.
“Status” on the MENU SETTING menu has been set to “Off.”
c Set “Status” on the MENU SETTING menu to “On” (see
page 35).
Color balance is incorrect. The picture has not been adjusted properly.
c Adjust the picture (see page 29).
The projector is set to the wrong color system.
c Set “Color System” on the SET SETTING menu to match the
color system being input (see page 33).
The picture is too dark. Contrast or brightness has not been adjusted properly.
c Adjust the contrast or brightness on the “Adjust Picture...” menu
properly (see page 29).
The lamp has burnt out or is dim.
c Replace the lamp with a new one (see page 40).
The picture is not clear. The picture is out of focus.
c Adjust the focus (see page 21).
Condensation has accumulated on the lens.
c Leave the projector for about two hours with the power on.
The image extends beyond
the screen.
The APA key has been pressed even though there are black edges
around the image.
c Display the full image on the screen and press the APA key.
c Adjust “Shift” on the INPUT SETTING menu properly (see
page 31).
This input signal cannot be projected as the frequency is out of the
acceptable range of the projector.
c Input a signal that is within the range of the frequency.
The resolution setting of the output signal of the computer is too
high.
c Set the output setting to SVGA (VPL-ES7) or XGA (VPL-
EX70/EX7) (see page 18).
The picture flickers. “Dot Phase” on the INPUT SETTING menu has not been adjusted
properly.
c Adjust “Dot Phase” on the INPUT SETTING menu properly (see
page 31).
Symptom Cause and Remedy
No sound. A cable is disconnected or the connections are wrong.
c Check that the proper connections have been made (see
page 18).
The audio connecting cable used is incorrect.
c Use a no-resistance stereo audio cable (see page 18).
The sound is not adjusted properly.
c Adjust the sound with the VOLUME +/– key on the Remote
Commander or adjust “Volume” on the PICTURE SETTING
menu (see page 30).
Symptom Cause and Remedy