Before Calling For Service - Panasonic PT-LC76U Operating Instructions Manual

' Install the lamp unit cover, and
then use a Phillips screwdriver
to securely tighten the lamp
unit cover fixing screws.
NOTE:
B Be sure to install the lamp unit
and the lamp unit cover securely.
If they are not securely installed,
it may cause the protection
circuit to operate so that the
power cannot be turned on.
( Insert the power cord plug into
the wall outlet and then press
the MAIN POWER switch.
NOTE:
B If the POWER indicator on the
projector does not illuminate red
when the MAIN POWER switch
is turned on, turn the MAIN
POWER switch off again and
check that the lamp unit and the
lamp unit cover are securely
installed. Then turn the MAIN
POWER switch back on.
) Press the POWER button so
that a picture is projected onto
the screen.
* Press the MENU button to
display the MAIN MENU
screen, and then press the F
and G buttons to move the
cursor to select "OPTION2".
M E N U
K E Y S T O N E
P I C T U R E
P O S I T I O N
I N D E X W I N D O W
S H U T T E R
V O L U M E
L A N G U A G E
O P T I O N 1
O P T I O N 2
S E C U R I T Y
S E L E C T E N T E R E X I T
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+ Press the ENTER button to
display the OPTION2 screen,
and then use the F and G
buttons to select LAMP
RUNTIME.
O P T I O N 2
B A C K C O L O R B L U E
F R O N T / R E A R F R O N T
D E S K / C E I L I N G D E S K
F A N C O N T R O L S T A N D A R D
L A M P P O W E R H I G H
L A M P R U N T I M E 1 8 2 0 H
F U N C 1 I N D E X
C O N T R O L K E Y O N
S E L E C T E S C
, Press and hold the ENTER
button for approximately 3
seconds.
O P T I O N 2
B A C K C O L O R B L U E
F R O N T / R E A R F R O N T
D E S K / C E I L I N G D E S K
F A N C O N T R O L S T A N D A R D
L A M P P O W E R H I G H
T I M E R E S E T [ P O W E R O F F ]
F U N C 1 I N D E X
C O N T R O L K E Y O N
S E L E C T A D J E S C
The "LAMP RUNTIME" will
change to "TIME RESET
[POWER OFF]".
NOTE:
B If the MENU button is pressed,
the lamp time resetting screen
will be cancelled.
- Turn off the power.
This will reset the cumulative
usage time for the lamp unit to
zero.
Refer to page 24 for details on
how to turn off the power.

Before calling for service

Before calling for service, check the following points.
Problem
Power does not B The power cord may not be connected.
turn on.
B The MAIN POWER switch is turned off.
B The main power supply is not being supplied to the
wall outlet.
B TEMP indicator is illuminated or flashing.
B LAMP indicator is illuminated or flashing.
B The lamp unit cover has not been securely
installed.
No picture
B The video signal input source may not be
appears.
connected properly.
B The input selection setting may not be correct.
B The BRIGHT adjustment setting may be at the
minimum possible setting.
B The shutter function may be in use.
The picture is B The lens cover may still be attached to the lens.
fuzzy. B The lens focus may not have been set correctly.
B The projector may not be at the correct distance
from the screen.
B The lens may be dirty.
B The projector may be tilted too much.
COLOR is too
B COLOR or TINT adjustment may be incorrect.
light or TINT is B The input source which is connected to the
poor.
projector may not be adjusted correctly.
No sound can B The audio signal source may not be connected
be heard.
properly.
B The volume adjustment may be at the lowest
possible setting.
The remote B The batteries may be weak.
control unit B The batteries may not be inserted correctly.
does not B The remote control signal receptor on the projector
operate.
may be obstructed.
B The remote control unit may be out of the
operation range.
B The CONTROL KEY may be set to "OFF".
The buttons on
In order to set the CONTROL KEY to "ON" without
the projector do
using the remote control unit, keep holding down
not function.
the ENTER button on the projector and press the
MENU button for more than 2 seconds. It will then
be turned ON.
Possible cause
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