Maintenance; Lamp And Temp Indicators - Panasonic PT-LB3U Operating Instructions Manual

Maintenance

LAMP and TEMP indicators

The LAMP and/or TEMP indicators will light up to indicate that the projector has some problems.
NOTE:
• Make sure to turn off the power
PROJECTOR OFF" on page 21) and confirm the power
supply status with the POWER indicator. (
Manage the problem as follows:
LAMP INDICATOR
Indicator • Illuminating red
LAMP RUNTIME has
Problem
reached 3 800 hours.
Lamp unit will run out soon
Cause and needs to be replaced.
See "REPLACE THE
LAMP UNIT". (  page 45)
Remedy
NOTE:
• If the LAMP indicator still lights or flashes after the above remedy, contact an Authorized Service Center.
TEMP INDICATOR
• Illuminating red while projecting and the alert will be displayed.
Indicator
• Flashing red and power is turned off.
The temperature inside and/or outside the projector is abnormally high.
• The projection may become darker than usual.
Problem
• The internal fan's operational noise may be louder than usual.
The air outlet port and
air intake ports are
Cause
covered.
Remove object(s)
from the air outlet port
and air intake ports
Remedy
or clear around the
projector.
* The projector will operate for 2 minutes with OFF set at high elevation.
1
NOTE:
• Perform the above remedy; disconnect the power plug, and then supply the power again. If the
flashes after the above remedy, contact an Authorized Service Center.
• If temperature in the projector rises, the fan speed increases and the sound becomes louder.
TEMP indicator
(see "TURN THE
page 19)

• Flashing red
LAMP circuit failure, abnormal function or the lamp unit is damaged.
The projector is
turned on again too
soon.
Let the lamp unit
cool down and turn
on the projector after
90 seconds.
The room temperature
is too high.
Reinstall the projector
in temperature
controlled place.
(  page 54)
LAMP indicator
STANDBY
(R)
FOCUS
ON(G)
LAMP
ZOOM
TEMP
MENU
LAMP circuit failure,
abnormal function.
Turn the projector off
( page 21) and
contact an Authorized
Service Center.
The filter is excessively
dirty and the ventilation
is poor.
Clean the filter in a
proper method.
(  page 44)
TEMP indicator still lights or
INPUT
SELECT
ENTER
FUNCTION
Lamp unit is damaged.
See "REPLACE THE
LAMP UNIT".
( page 45)
The projector is located
at 1 400 - 2 700 m
(4 593 - 8 858 ft).
Turn on the projector*
1
and set the HIGH
ALTITUDE MODE to
ON. (  page 37)
ENGLISH  43