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LX-D700U/E.Q33E 6/3/98 3:48 PM Page 32
Troubleshooting
Self-diagnosis by Indicators
Operation Indicator
Orange blinking:
Operation in high temperature
Red blinking:
Internal abnormality
Red lighting:
Stop because of high temperature and abnormality
SYMPTOM
• Power cord is disconnected.
• Main switch is off.
• Cover for lamp replacement
Power cannot be turned
on.
• Filter is not properly installed.
• Expiration of lamp's service life.
• Lens cap is not removed.
No light comes out.
• Air inlet and hot air outlet are
Functions when power is on
but stops several minutes.
• AV cable is not properly plugged
• VIDEO, COMPUTER1, 2 are
No picture comes out.
• Brightness is not properly set.
• Out of focus
Picture blurs.
• Projector is too close to or too
• Mode is improperly selected.
Picture is messed up.
• Input frequency of picture is not
• Batteries are not properly
• Batteries are weak.
Remote control does not
• Path between remote control
function.
• Distance is too far from projector.
This unit employs a microcomputer. There are occasions when this unit does not operate normally due to noise
from the outside. Under such circumstances, turn the power off, and unplug the power cord from the outlet. Then,
plug the power cord in again, and find out how it functions.
32
(Refer to [Warning Display by Indicators] in P.20.)
Alternate blinking in orange and red:
Nearing the end of lamp's service life, requiring lamp replacement
Blinking in orange:
Projector is being cooled
Red lighting:
End of lamp's service life, requiring lamp replacement
Red blinking:
Abnormality of the lamp or the power supply for the lamp.
CAUSE
• Plug the power cord firmly.
• Turn main switch on.
• Close cover properly.
aperture is not completely
closed.
• Install filter properly.
• Replace lamp.
• Remove lens cap.
• Remove obstacles.
blocked.
• Carry out proper plugging.
into VIDEO input terminal
• Adjust to COMPUTER when
not properly selected.
connected to computer and
adjust to VIDEO when AV unit
is connected.
• Make adjustment with bright-
ness of ON-SCREEN menu.
• Make accurate adjustment with
lens focusing ring (front).
• Set projector at right distance.
far away from screen.
• Adjust the mode.
• Check output frequency of
adjusted.
COMPUTER and enter corre-
sponding signals.
• Load batteries properly as indi-
loaded.
cated by + and – labels.
• Replace with new batteries.
• Remove blocking obstacles
unit and remote control signal
from path.
receiver is blocked.
• Move closer to projector for bet-
ter transmission.
Lamp Indicator
REMEDY
page
20
21
30
31
30
21
8, 9
15 ~ 17
22
25, 26
18, 19
18, 19
26
12
10
10
11
11
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