When You Think Something Is Wrong, Symptom, Cause, Solution

6.3.4.Insert lamp module: Carefully insert the new lamp module. Ensure that it is fully seated.

Tighten the lamp module retaining screws to secure the lamp module in place.

Insert the hinge tabs on the left side of the lamp access door, then close and tighten the retaining screws to secure the door

6.4 When You Think Something Is Wrong

Check the following again before asking for service. If a solution cannot be found, consult dealer.

Symptom	Cause	Solution

Power cannot be turned	• The Main power is not turned on.	• Turn the MAIN POWER switch on.
on	• The power cord is disconnected.	• Insert the power cord into an AC socket.
	• The power cord is disconnected.	• Insert the power cord into an AC socket.

No picture and sound	• The setting of the input source is not	• Set the correct input using the input select button
	correct.	of the projector or the remote control.
	•RGB/Video/Audio wiring to projector is	• Connect the cable correctly.
	not correct.

Sound is heard with	• RGB/Video wiring to projector is not correct.	• Connect the cable correctly.
Sound is heard with	• RGB/Video wiring to projector is not correct.	• Press the MENU button and increase
no picture		• Press the MENU button and increase
	• The brightness is set fully to dark side.	BRIGHTNESS.

Picture is displayed	• Audio wiring to projector is not correct.	• Connect the cable correctly.
	• The volume is set to minimum.	• Connect the cable correctly.
		• Press the VOL button and increase VOLUME.
with no sound		• Press the VOL button and increase VOLUME.
	• The unit is muted.	• Press the MUTE button.

Color is weak and tint is	• The color and tint have been adjusted	• Adjust the color and tint correctly.
incorrect	incorrectly.	• Adjust the color and tint correctly.
incorrect	incorrectly.

Picture is dark	• The brightness and contrast has been	• Adjust the brightness and contrast correctly.
	adjusted incorrectly.	• Adjust the brightness and contrast correctly.
	adjusted incorrectly.
	• The lamp needs to be replaced.	• Replace the lamp with a new one.
	• The lamp needs to be replaced.

Picture is not clear	• Projector is out of focus.	• Adjust the focus.

LAMP indicator lights	• Lamp is too hot.	• Turn off power and let cool for 20 minutes, then restart.
red	• Lamp is too hot.	• If problem persists call your dealer.
red		• If problem persists call your dealer.

TEMP indicator lights	• Inside the projector too hot.	• Do not block the ventilation holes.
red	• Inside the projector too hot.	• Clean air filter
red

LAMP indicator blinks	• Air filter door on bottom of case is open.	• Ensure air filter door is closed.
red	• Air filter door on bottom of case is open.	• Ensure air filter door is closed.
red

3M™ Multimedia Projector MP8630

3M MP8630 manual When You Think Something Is Wrong, Symptom, Cause, Solution

Models: MP8630

6.4 When You Think Something Is Wrong

Symptom

Cause

Solution