Toshiba TDP-TW90A owner manual Lens and main unit cleaning, Trouble indications, Lamp replacement

Lamp replacement (Continued)

Used Lamps

This projector’s lamps contain trace amounts of environmentally harmful inorganic mercury. Be careful not to break used lamps, and dispose of them in accordance with local regulations.

Lens and main unit cleaning

WARNING

•Request cleaning and maintenance of a ceiling-mounted unit from your projector dealership. Attempting to clean/replace the lamp at a high site by yourself may cause you to drop down, thus resulting in injury.

■ Lens cleaning

• Clean the lens with a commercially available blower and/or lens cleaner.

• The lens is easily scratched, so do not rub it with hard objects, or strike it.

■Main unit cleaning

•Clean the main unit after unplugging the power cord.

• Wipe dirt off the main unit gently with a soft cloth.

• Do not wipe the main unit with a damp cloth. Doing so may allow water to get inside, resulting in an electric shock or failure.

• Do not use benzene, thinner and the like as they may deform or discolor the unit or damage the paint surface.

•When using a chemically treated cloth, follow the precautions included with the cloth.

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.63

(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.

Others

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