Toshiba TDP-MT400 manual Trouble indications, Before calling service personnel, Others

Trouble indications

The indicator lights inform you of internal abnormalities.

No power

⇒ Problem with projector

• Unplug the power cord, and contact your dealer. ⇒ The lamp cover is not properly attached.

• Unplug the power cord, and reattach the lamp cover. p.34

(Off)

	Lamp went out during use, or won’t come on
	⇒ Lamp temperature is high so that it is difficult to turn on, the lifetime of
(Red lit)	the lamp has ended or the projector is malfunctioning.
	•	Unplug the power cord and wait for a short while, then turn the power back on.
	•	If a lamp burns out, replace it with a new one.
	❈ After approx. one minute of abnormal display, the projector returns to
	(Red lit)	the standby state waiting for internal cool down.

	Power went out during use
(Red lit or flashing)	⇒ Internal overheating, or the outside temperature is too high.
(Green lit)	• Place the projector so that the air intake and exhaust are not blocked.
Or (Orange lit)	• Unplug the power cord and wait for a short while, then turn the power back on.
	❈ The	icon will appear before the power goes out.
(Red lit)	❈ After approx. one minute of abnormal display, the projector returns to
	the standby state waiting for internal cool down.

	Power went out during use
	⇒ Problem with internal cooling fan.
(Red lit or flashing)	• Unplug the power cord, and contact your dealer.
Or (Orange lit)	❈ The	icon will appear before the power goes out.
	❈ After approx. one minute of abnormal display, the projector returns to
(Red lit)	the standby state waiting for internal cool down.

		Power went out during use
(Green lit		⇒ Problem inside the projector.
		• Unplug the power cord and wait for a short while, then turn the power back on.
(Green lit or Off)	(Green
or Off)	flashing)	• If the above action will not clear the problem, unplug the power cord,
		and contact your dealer.
(Red lit)		❈ After approx. one minute of abnormal display, the projector returns to
		the standby state waiting for internal cool down.

PRECAUTION

• Make sure to unplug the power cord if something goes wrong.

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Before calling service personnel

If you think something is wrong, check the followings before contacting customer service. Please see “Trouble indications” p.36 as well.

If This Happens	Check
No power	• Is the power cord plugged in? Is it connected to the projector?
	• Is the lamp cover loose? p.34
Power goes out	• Is the ambient temperature high? p.36
during use	• Is the air intake or air exhaust blocked? p.36
No picture	• Is the projector turned on? p.23
	• Is the mute function on? p.27
	• Is the brightness setting minimized? p.29
	• Are the connections set up correctly? p.20
	• Are all the connected devices functioning properly?
Picture not	• Is the input signal supported by the projector? p.39 , p.40 , p.41
displayed	• Is there something generating an abnormal video signal, for
correctly	instance the video tape?
Picture blurred	• Is the lens dirty? p.35
Part of picture	• Is the lens focus adjusted optimally? p.24
out of focus	• Is the projection distance within the projector’s supported range?
	p.19
	• Is the projector’s screen placement angle tilted too far? p.19
	• Are the sharpness or sampling phase adjustments off? p.26 p.29
Image is dark	• Are the brightness or contrast adjustments off? p.29
	• Is the lamp nearing the end of its service life? p.32
Colors too light	• Are the color, tint, R-level, G-level, or B-level adjustments off? p.29
Bad shading	• Is the screen dirty?
	• Is the lamp nearing the end of its service life? p.32
Remote control	• Are the remote control’s batteries drained?
doesn’t work	• Are the batteries inserted into the remote control correctly? p.18
	• Is the remote control being used within the effective range? p.18
	• Are there any obstructions between the remote control and
	projector?
	• Are there any fluorescent or other bright lights shining at the
	projector’s infrared remote sensor?

Others

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