Sony VPL-CS7 User Manual - Page 43

Others, Troubleshooting - projector problems

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B Others Troubleshooting If the projector appears to be operating erratically, try to diagnose and correct the problem using the following instructions. If the problem persists, consult with qualified Sony personnel. Power Symptom Cause and Remedy The power is not turned on. • The power has been turned off and on with the I / 1 key at a short interval. c Wait for about 90 seconds before turning on the power (see page 22). • The lamp cover is detached. c Close the lamp cover securely (see page 41). Both the LAMP/COVER • The electrical system breaks down. and TEMP/FAN indicators c Consult with qualified Sony personnel. light up. The powered tilt adjuster and the lens protector do not close. • The AC power cord is unplugged with the power of the projector turned on. c Connect the power cord plug to the AC outlet again, then turn off the power of the projector. The powered tilt adjuster and the lens protector do not work at all. • The electrical system breaks down. c Consult with qualified Sony personnel. If it is necessary to use the projector in case of emergency, use it in the emergency mode (see page 47). Picture Symptom No picture. Cause and Remedy • Cable is disconnected or the connections are wrong. c Check that the proper connections have been made (see page 17). • The connections are wrong. c This projector is compatible with a DDC2B (Display Data Channel 2B). If your computer is compatible with a DDC, turn the projector on according to the following procedures. 1 Connect the projector to the computer. 2 Turn the projector on. 3 Start the computer. • Input selection is incorrect. c Select the input source correctly using the INPUT key (see page 20). • The computer signal is not set to output to an external monitor or set to output both to an external monitor and a LCD monitor of a computer. c Set the computer signal to output only to an external monitor (see page 17). c Depending on the type of your computer, for example a notebook, or an all-in-one LCD type, you may have to switch the computer to output to the projector by pressing certain keys or by changing your computer's settings. (See page 20) For details, refer to the computer's operating instructions supplied with your computer. Troubleshooting 43 Others

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43
Troubleshooting
Others
B
Others
Troubleshooting
If the projector appears to be operating erratically, try to diagnose and correct the problem
using the following instructions. If the problem persists, consult with qualified Sony
personnel.
Power
Picture
Symptom
Cause and Remedy
The power is not turned on.
• The power has been turned off and on with the
I
/
1
key at a short
interval.
c
Wait for about 90 seconds before turning on the power
(see page 22).
• The lamp cover is detached.
c
Close the lamp cover securely (see page 41).
Both the LAMP/COVER
and TEMP/FAN indicators
light up.
• The electrical system breaks down.
c
Consult with qualified Sony personnel.
The powered tilt adjuster
and the lens protector do
not close.
• The AC power cord is unplugged with the power of the projector
turned on.
c
Connect the power cord plug to the AC outlet again, then turn
off the power of the projector.
The powered tilt adjuster
and the lens protector do
not work at all.
• The electrical system breaks down.
c
Consult with qualified Sony personnel. If it is necessary to use
the projector in case of emergency, use it in the emergency mode
(see page 47).
Symptom
Cause and Remedy
No picture.
• Cable is disconnected or the connections are wrong.
c
Check that the proper connections have been made
(see page 17).
• The connections are wrong.
c
This projector is compatible with a DDC2B (Display Data
Channel 2B). If your computer is compatible with a DDC, turn
the projector on according to the following procedures.
1
Connect the projector to the computer.
2
Turn the projector on.
3
Start the computer.
• Input selection is incorrect.
c
Select the input source correctly using the INPUT key
(see page 20).
• The computer signal is not set to output to an external monitor or
set to output both to an external monitor and a LCD monitor of a
computer.
c
Set the computer signal to output
only
to an external monitor
(see page 17).
c
Depending on the type of your computer, for example a
notebook, or an all-in-one LCD type, you may have to switch
the computer to output to the projector by pressing certain keys
or by changing your computer’s settings. (See page 20)
For details, refer to the computer’s operating instructions
supplied with your computer.