Maintenance Indicators - Sharp DT300 Operation Manual

Maintenance Indicators

I The warning lights on the projector indicate problems inside the projector.
I If a problem occurs, either the temperature warning indicator or the lamp indicator will illuminate
red, and the projector will enter the standby mode. After the projector has entered the standby
mode, follow the procedures given below.
TEMP.
TEMPERATURE
WARNING
indicator
About the temperature warning indicator
If the temperature inside the
projector increases, due to
blockage of the air vents, or the
setting location, "
illuminate in the lower left corner of the picture. If
the temperature keeps on rising, the lamp will turn off
and the temperature warning indicator will blink, the
cooling fan will run for a further 90 seconds, and then
the projector will enter the standby mode. After
" " appears, be sure to perform the following
measures.
Maintenance indicator
Normal
Temperature
Off
warning
indicator
Green on
Green blinks
Lamp
when the
indicator
lamp is
warming up.
Power Green on/
indicator Red on
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DT-300_E_p57_66.p65
LAMP POWER
LAMP POWER
indicator indicator
" will
Condition
Abnormal Abnormal
The internal
Red on/
temperature is
Standby
abnormally high.
Time to change
Red on
the lamp.
Red on/ The lamp does
Standby not illuminate.
The power is
Off
not turned on.
Page 58
About the lamp indicator
I The lamp life becomes 0%, when used
for approximately 4,000 hours with "Eco
mode" or when used for approximately
3,000 hours with "Standard mode" (see
page 53).
I When the remaining lamp life becomes
5% or less, " " (yellow) will be displayed
on the screen. When the percentage be-
comes 0%, " " will change to "
the lamp will automatically turn off and
then the projector will automatically en-
ter the standby mode. At this time, the
lamp indicator will illuminate in red.
I If you try to turn on the projector a fourth
time without replacing the lamp, the pro-
jector will not turn on.
Problem
• Relocate the projector to an area
• Blocked air intake
with proper ventilation.
• Cooling fan break-
• Take the projector to your nearest
down
Sharp Authorized Service Center
• Internal circuit failure
or Dealer for repair.
• Clogged air intake
• Carefully replace the lamp. (See
• Remaining lamp life
page 59.)
becomes 5% or less.
• Take the projector to your nearest
Sharp Authorized Service Center
• Burnt-out lamp
or Dealer for repair.
• Please exercise care when
• Lamp circuit failure
replacing the lamp.
• Securely install the cover.
• If the power is not turned on even
• The lamp unit cover
when the lamp unit cover is
is open.
securely installed, contact your
nearest Sharp Authorized Service
Center or Dealer for advice.
03.10.29, 2:47 PM
" (red),
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