Indicators - Mitsubishi Electric DLP HC3900 User Manual

Indicators

This projector has two indicators, each of which shows the operation condition of the projector.
The following offer solutions to possible problems. If these problem persist, turn the projector off and consult your
dealer.
STATUS indicator
Normal condition
POWER STATUS
Off
Steady red
Steady green Blinking green
Steady green Steady green
Abnormal condition
POWER STATUS
Steady green
or
Blinking orange
Steady red
Steady red Blinking green
Steady green Blinking green/red
Steady red Blinking red
Steady red Steady red
Off
Blinking green/red
Steady or
Blinking green/red
Blinking
*1: Duration when LAMP MODE of the INSTALLATION menu is set to LOW. When it is set to STANDARD, this duration will be
shorted.
*: When LAMP MODE is set to STANDARD, this duration will be shorted up to 000 hours.
CONDITION
Stand-by
Lamp stand-by (about 1 minute)
The power is on. (Normal condition)
CONDITION
Abnormal temperature
• The ventilation grilles are clogged with dust or
dirt.
• The room temperature is high.
The protection circuit is working or the lamp is in an
abnormal condition.
Lamp operation time warning. (Total lamp operation
time reached 750 hours*
1
Lamp operation time warning. (Total lamp operation
time reached 750 hours*
1
Lamp operation time warning. (Total lamp operation
time reached 5000 hours*
1
off.)
The lamp cover isn't closed.
Abnormal.
POWER indicator
while the power was on.)
while the power was off.)
* while the power was

EN-44
NOTE
The POWER button cannot be used to
switch between on and off.
POSSIBLE SOLUTION
• Clean the ventilation grilles.
• Relocate the projector to a cooler
place.
• Wait until the STATUS indicator goes
out, then press the POWER button.
• If the above solution is not effective,
replace the lamp.
Replace the lamp.
Change with a new lamp if this problem
recurs.
Close the cover correctly.
Contact your dealer.