Panasonic PT-D4000U - Manuel (Page 50)

50
Indication of lamp monitor
This projector is equipped with 3 indicators to show when a lamp needs replacement or there is an abnormal
internal temperature. These lamps flash or light up to indicate a problem.
Turn the power off and follow the steps below.
Temperature monitor (TEMP)
Lamp 1 monitor (LAMP 1)
Lamp 2 monitor (LAMP 2)
(Power indicator)
• To solve any problems that the TEMP and LAMP monitor show, first turn the power off by
following the steps on pages 22, 23.
• If the power indicator blinks in red (3 times), the projector has malfunctioned. Please consult your dealer.
• If the power indicator flashes red (once), the lamp unit cover is not properly fitted. Check the fitting
of the lamp unit cover.
Attention
Name of monitor
lamp
Lamp
indication
Information
High temperature
inside. (WARNING)
• Check if the
ventilation port is
blocked.
• Is the room air
temperature too high?
• Is the air filter clogged
with dust?
Warm-up status
• Did you turn on the
power when the
ambient temperature
was low
(approx. 0 °C)?
Checkpoint
• Wait about five minutes in the
current status.
• Install the unit in a location
having an ambient temperature
from 0 °C to 45 °C.
• Remove the object that is
blocking the ventilation port.
• Move the projector to a
temperature of 0 ˚C to 45 ˚C
and the humidity of 20 % to
80 % (no condensation).
• Turn off the MAIN POWER
switch using the procedure on
page 23 and clean the air filter
(refer to page 51).
Lighting in
red
(lamp unit
ON)
Remedial measure
Blinking in
red
(1 time)
Blinking in
red
(2 times)
The filter is clogged.
High temperature
inside
(Standby condition)
Blinking in
red
(3 times)
Cooling fan has
been stopped.
• Turn off the main power supply
(MAIN POWER) switch in the
procedure shown on page 23
and consult the distributor.
• This lamp monitor lights up
when the lamp unit used hours
have reached 2 800 hours.
• Wait until the lamp has cooled
off, and then turn on the
power.
• Did you notice a
“REPLACE THE LAMP”
message on the screen
when turning on the
projector power supply?
• Are lamp units
installed correctly?
• Did you turn the power
back on immediately
after turning it off?
• Turn off the MAIN POWER
switch using the procedure on
page 23 and consult the
dealer.
• Some error has
arisen in the lamp
circuit.
• Check for fluctuation
(or drop) in the source
voltage.
Indicates the time
for replacing the
lamp unit.
Error is detected in
the lamp or lamp
power.
Lighting in
red
Blinking in
red
(3 times)
Temperature
monitor
TEMP
Lamp monitor
LAMP1 LAMP2