Panasonic TQBJ0323-1

Maintenance
ENGLISH  45
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 • (see “TURN THE
PROJECTOR OFF” on page 23)andconrmthepower
supply status with the POWER indicator. (

page 21)
Manage the problem as follows:
LAMP INDICATOR
Indicator Illuminating red• Flashing red•
Problem
LAMP RUNTIME has
reached 3 800 hours.
LAMP circuit failure, abnormal function or the lamp unit is damaged.
Cause
Lamp unit will run out soon
and needs to be replaced.
The projector is
turned on again too
soon.
LAMP circuit failure,
abnormal function.
Lamp unit is damaged.
Remedy
See “REPLACE THE
LAMP UNIT”. (

page 47)
Let the lamp unit
cool down and turn
on the projector after
90 seconds.
Turn the projector off
( page 23) and
contact an Authorized
Service Center.
See “REPLACE THE
LAMP UNIT”.
( page 47)
NOTE:
If the • LAMPindicatorstilllightsorashesaftertheaboveremedy,contactanAuthorizedServiceCenter.
TEMP INDICATOR
Indicator
Illuminating red while projecting and the alert will be displayed.•
Flashing red and power is turned off.•
Problem
The temperature inside and/or outside the projector is abnormally high.
The projection may become darker than usual.•
Theinternalfan’soperationalnoisemaybelouderthanusual.•
Cause
The air outlet port and
air intake ports are
covered.
The room temperature
is too high.
Thelterisexcessively
dirty and the ventilation
is poor.
The projector is located
at 1 400 - 2 700 m
(4 593 - 8 858 ft).
Remedy
Remove object(s)
from the air outlet port
and air intake ports
or clear around the
projector.
Reinstall the projector
in temperature
controlled place.
(

page 56)
Cleanthelterina
proper method.
(

page 46)
Turn on the projector*
1
and set the HIGH
ALTITUDE MODE to
ON. (

page 39)
*
1
The projector will operate for 2 minutes with OFF set at high elevation.
NOTE:
Perform the above remedy; disconnect the power plug, and then supply the power again. If the • TEMP indicator still lights or
ashesaftertheaboveremedy,contactanAuthorizedServiceCenter.
If temperature in the projector rises, the fan speed increases and the sound becomes louder.•
STANDBY
(R)
ON(G)
LAMP
TEMP
MENU
FUNCTION
ENTER
INPUT
SELECT
FOCUS
ZOOM
LAMP indicatorTEMP indicator
Maintenance