Sony VPL-CS1 Service Manual page 23

Symptom Cause and Remedy
Color balance is incorrect. • Picture has not been adjusted properly.
c Adjust the picture (see page 25).
• Projector is set to wrong color system.
c Set COLOR SYS in the PICTURE CTRL menu to match the
color system being input (see page 25).
The picture is too dark. • Contrast or brightness has not been adjusted properly.
c Adjust the contrast or brightness in the PICTURE CTRL menu
properly (see page 25).
The picture is not clear. • Picture is out of focus.
c Adjust the focus (see page 22).
• Condensation has occurred on the lens.
c Leave the projector for about two hours with the power on.
The picture appears too • SHIFT in the INPUT SETTING menu has not been adjusted
small on the screen. properly.
c Adjust SHIFT in the INPUT SETTING menu properly (see
page 26).
The picture flickers. • DOT PHASE in the INPUT SETTING menu has not been adjusted
properly.
c Adjust DOT PHASE in the INPUT SETTING menu properly
(see page 26).
Sound
Symptom Cause and Remedy
No sound. • Cable is disconnected or the connections are wrong.
c Check that the proper connections have been made (see page
15).
When sound is input • Monaural sound is being input through the AUDIO connector.
through AUDIO connector, c Input stereo sound.
sound comes through one
channel only.
Remote Commander
Symptom Cause and Remedy
The Remote Commander • The Remote Commander batteries are dead.
c Replace with new batteries (see page 12).
does not work.
• The front/rear remote control detector is near the fluorescent lamp.
c Change the setting of SIRCS RECEIVER in the SET SETTING
menu (see page 28).
The joystick, R CLICK, or • The mouse port on the computer does not recognize the mouse
L CLICK key does not cable.
c Restart the computer.
function.
Others
Symptom Cause and Remedy
The LAMP/COVER • The lamp cover or the air filter cover is detached.
indicator flashes. c Attach the cover securely (see page 29).
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Troubleshooting
Symptom Cause and Remedy
The LAMP/COVER • The lamp has reached the end of its life.
indicator lights up. c Replace the lamp (see page 29).
• The lamp becomes a high temperature.
c Wait for 90 seconds to cool down the lamp and turn on the
power again (see page 29).
The FAN/TEMP indicator • The fan is broken.
flashes. c Consult with qualified Sony personnel.
The FAN/TEMP indicator • The internal temperature is unusually high.
lights up. c Check to see if nothing is blocking the ventilation holes.
Both the LAMP/COVER • The electrical system breaks down.
and FAN/TEMP indicators c Consult with qualified Sony personnel.
light up.
Warning Messages
Use the list below to check the meaning of the messages displayed on the screen.
Message Meaning and Remedy
High temp.! • Internal temperature is too high.
c Turn off the power.
Lamp off in 1 min.
c Check to see if nothing is blocking the ventilation holes.
Frequency is out of range! • 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 a computer is too
high.
c Set the setting of output to SVGA (see page 15).
Please check INPUT-A • You have input RGB signal from the computer when INPUT-A in
setting. the SET SETTING menu is set to COMPONENT.
c Set INPUT-A correctly (see page 27).
Caution Messages
Use the list below to check the meaning of the messages displayed on the screen.
Message Meaning and Remedy
NO INPUT • No input signal
c Check connections (see page 15).
Not applicable! • You have pressed the wrong key.
c Press the appropriate key.
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Troubleshooting