Troubleshooting
Maintenance
E
NGLISH - 53
Troubleshooting
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Should any problem persist, contact an Authorised Service Centre.
Problem
Cause
Page
Power does not turn on.
The mains lead may not be connected securely.
z
21
No electric supply at the mains socket.
z
23
The circuit breakers have tripped.
z
—
TEMP
z
or
LAMP
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48
The lamp unit cover has not been securely installed.
z
51
The control buttons are
z
LOCKED
.
46
CONTROL PANEL
z
in the
PROJECTOR SETUP
menu is invalidated.
46
No picture appears.
The audio signal source may not be connected properly.
z
19, 20
The input selection setting may not be correct.
z
25
The
z
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adjustment setting may be at the minimum setting.
32
The signal input source may not be operating properly.
z
—
The
z
AV MUTE
function may be in use.
26
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The lens focus may not have been set correctly.
z
25
The projector may not be at the correct distance from the screen.
z
17
The lens may be dirty.
z
49
The projector may be tilted too much.
z
17
Colour is pale or
grayish.
COLOR
z
or
TINT
adjustment may be incorrect.
32
The input source which is connected to the projector may not be adjusted
z
correctly.
—
No sound can be
heard from the internal
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The audio signal source may not be connected properly.
z
19, 20
The volume adjustment may be at the lowest possible setting.
z
27, 43
A cable may be connected to the
z
VARIABLE AUDIO OUT
terminal.
15
The remote control does
not operate.
The batteries may be weak.
z
—
The batteries may not have been inserted correctly.
z
16
The remote control signal receptor on the projector may be obstructed.
z
16
The remote control unit may be out of the operation range.
z
16
REMOTE CONTROLLER
z
in the
PROJECTOR SETUP
menu is
invalidated.
46
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z
16
The control buttons
of the projector
do not operate.
CONTROL PANEL
z
in the
PROJECTOR SETUP
menu is invalidated.
(If you have a loss of the remote control while the
CONTROL PANEL
is
invalidated, press and hold the
MENU
button for 2 seconds by pressing the
ENTER
button.)
46
The picture does not
display correctly.
T
z
he signal format (
TV-SYSTEM
,
RGB/YP
B
P
R
) may not have been set
correctly.
33
There may be a problem with the VCR or other signal source.
z
—
A signal which is not compatible with the projector is being input.
z
54
Picture from a computer
does not appear.
The RGB signal cable is too long. (Limit to 10 m (32'10").)
z
—
The external video output from a laptop computer may not be correct.
z
(You may be able to change the external output settings by pressing the
[Fn] + [F3] or [Fn] + [F10] keys simultaneously. The actual method varies
depending on the type of computer; refer to the documentation provided
with your computer for further details.)
38
The projector cannot be
controlled through serial
terminal.
EMULATE
z
in the
PROJECTOR SETUP
menu is not set correctly. (If you
fail to select your product series, ask your dealer for repair. )
42
Note
If the projector does not operate normally after the above remedies are taken, contact an Authorised Service Centre.
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