Mitsubishi Electronics SL4SU Projection Television user guide

Result in a fire or electric shock. Never spill liquid of any kind on the projector.

14. Servicing

Do not attempt to service this projector yourself.

Refer all servicing to qualified service personnel.

15. Damage requiring service

Unplug this projector from the wall outlet and refer servicing to qualified service personnel under the following conditions:

(a) If the power-supply cord or plug is damaged.

(b) If liquid has been spilled, or objects have fallen into the projector.

(c) If the projector does not operate normally after you follow the operating instructions.

Adjust only those controls that are covered by the operating instructions. An improper adjustment of other controls may result in damage and may often require extensive work by a qualified technician to restore the projector to its normal operation.

(d) If the projector has been exposed to rain or

(e) If the projector has been dropped or the cabinet has been damaged.

(f) If the projector exhibits a distinct change in performance - this indicates a need for

16. Replacement parts

When replacement parts are required, be sure that the service technician has used replacement parts specified by the manufacturer or parts having the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock or other hazards.

17. Safety check

Upon completion of any service or repair to this projector, ask the service technician to perform safety checks determining that the projector is in a safe operating condition.

Unplug immediately if there is something wrong with your projector.

Do not operate if smoke, strange noise or odor comes out of your projector. It may cause fire or electric shock. In this case, unplug immediately and contact your dealer.

Never remove the cabinet.

This projector contains high voltage circuitry. An inadvertent contact may result in an electric shock.

Except as specifically explained in User Manual, do

not attempt to service this product by yourself.

Please contact your dealer when you want to fix, adjust, or inspect the projector.

Do not modify the projector.

It can lead to fire or electric shock.

Do not keep using the damaged projector.

If the projector is dropped and the cabinet is damaged, unplug the projector and contact your dealer for inspection. It may lead to fire if you keep using the damaged projector.

Do not face the projection lens to the sun.

It can lead to fire.

Use correct voltage.

If you use incorrect voltage, it can lead to fire.

Do not place the projector on uneven surface.

Place the projector on a level and stable surface only.

Do not look into the lens when the projector is operating.

It may hurt your eyes. Never let children look into the lens when the projector is on.

Do not unplug the power cord during operation.

It can lead to lamp breakage, fire, electric shock or other trouble. Wait for the fan to stop before unplugging the power cord.

Do not touch the air outlet grilles and bottom

Do not touch them or put other equipment close to the air outlet grilles because they become hot during operation. The heated air outlet grilles and bottom plate may cause injury or damage to other equipment. Also, do not put the projector on a desk that is easily affected by heat.

Clean the air-filter once a month.

Clean the air-filter frequently. If the filter or ventilation slots become clogged with dirt or dust, the temperature inside of the projector may rise and cause some troubles, such as damage of inside parts, and shortening the life of the panels.

Do not look into the air outlet grilles when projector is operating.

Heat, dust, etc. may blow out of them and hurt your

Place of installation

For safetys sake, do not use the projector at any place subjected to high temperature and high humidity. Please maintain an operating temperature, humidity, and altitude as specified below.

Operating temperature: between +41F (+5C) and +95F (+35C)

Operating humidity: between 30% and 90%

Never put any heat-producing device under the projector to prevent the projector from being overheated.

Do not install the projector at a place that is unstable or subject to vibration.

Do not install the projector near any equipment that produces a strong magnetic field. Also refrain from installing the projector near any cable carrying a large amount of current.

Place the projector on a solid, vibration-free surface. Otherwise it may fall, causing serious injury or damage.

Do not stand the projector on its end. It may fall, causing serious injury or damage.

Slanting the projector more than 10?(right and left) or 30?(front and rear) may cause trouble or explosion of the lamp.

Do not place the projector near air-conditioning unit or heater to avoid the air outlet and inlet grilles from being exposed to hot air.


This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to

Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency ene