Mitsumi electronic HC3800 ユーザーズマニュアル

EN-44

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. 

POWER indicator

STATUS indicator

POWER

STATUS

CONDITION

NOTE

Steady red

Off

Stand-by

Steady green

Blinking green

Lamp stand-by (about 1 minute)

The POWER button cannot be used to 

switch between on and off.

Steady green

Steady green

The power is on. (Normal condition)

POWER

STATUS

CONDITION

POSSIBLE SOLUTION

Steady green

or

Steady red

Blinking orange

Abnormal temperature

The ventilation grilles are clogged with dust or 

dirt.

The room temperature is high.

•

•

Clean the ventilation grilles.

Relocate the projector to a cooler 

place.

•

•

Steady red

Blinking green

The protection circuit is working or the lamp is in an 

abnormal condition.

Wait until the STATUS indicator goes 

out, then press the POWER button.

If the above solution is not effective, 

replace the lamp.

•

•

Steady green

Blinking green/red

Lamp operation time warning. (Total lamp operation 

time reached 750 hours*

1

 while the power was on.)

Replace the lamp.

Change with a new lamp if this problem 

recurs.

Steady red

Blinking red

Lamp operation time warning. (Total lamp operation 

time reached 750 hours*

1

 while the power was off.)

Steady red

Steady red

Lamp operation time warning. (Total lamp operation 

time reached 5000 hours*

1

*

 while the power was 

off.)

Blinking green/red

Off

The lamp cover isn’t closed.

Close the cover correctly.

Blinking green/red

Steady or

 

Blinking

Abnormal.

Contact your dealer.

*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.