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Panasonic PT-EW630EL Manual

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- ENGLISH
Maintenance
Troubleshooting
Please check following points. For details, see the corresponding pages.
Problem Cause
Reference
page
Power does not turn
on.
The power cord may not be connected.
z
—
No electric supply is at the wall outlet.
z
—
The circuit breakers have tripped.
z
—
I
z
s the <LAMP> indicator, <ON(G)/STANDBY(R)> indicator, or <TEMP
>
indicator lit or blinking?
36, 89-92
The lamp cover has not been securely installed.
z
97
No picture appears.
The video signal input source may not be connected to a terminal
z
properly.
34
The input selection setting may not be correct.
z
41
The [Brightness] adjustment setting may be at the minimum setting.
z
55
The input source which is connected to the projector may have a
z
problem.
—
The [Shutter] function may be in use.
z
41
The picture is fuzzy.
The lens focus may not have been set correctly.
z
40
The projector may not be at the correct distance from the screen.
z
26
The lens may be dirty.
z
14
The projector may be tilted too much.
z
The lens cap is still attached to the lens.
z
—
16
The color is pale or
grayish.
[Color] or [Tint] adjustment may be incorrect.
z
55
The input source which is connected to the projector may not be
z
adjusted correctly.
—
Computer cable is damaged.
z
—
No sound from the
internal speaker
The input terminals may not have been correctly connected.
z
34
The volume may have been set to the minimum level.
z
42, 61
The [Shutter] function may have been turned on.
z
41
When the AUDIO OUT is plugged-in, the projector's built-in speaker is
z
not available.
22
The [Mute] function may have been turned on.
z
Check the Build-in SP function.
z
42, 61
61
The remote control
does not operate.
The batteries may be weak.
z
—
The batteries may not have been inserted correctly.
z
23
The remote control signal receptor on the projector may be obstructed.
z
19
The remote control unit may be out of the operation range.
z
19
Strong light such as uorescent shine onto the signal receptor.
z
19
When different codes are set on the projector and on the remote contro
z
l
.
Check if the ON/OFF switch on the remote control is set to “ON.”
z
Make sure that the simple mode in the remote control function is set to
z
[Off].
66
—
66
The control buttons
of the projector do
not operate.
The side control is not available if the side control is locked at [Key lock]
z
under [Security] of [Setting] section.
68
… 98 …


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