ENGLISH
Optional Lens USER’S MANUAL
SAFETY INSTRUCTIONS
Important Safety Instructions (Always follow these instructions.) Please read this section on important safety instructions before replacing the projector lens.
To prevent accidents during lens replacement and ensure product safety after replacing the lens, be sure to follow the safety instructions described herein.
●These symbols indicate actions that can result in injury or damage if these operations are not followed correctly.
Warning | This symbol indicates that there is a possibility of serious |
injury or even death if the operation is not followed correctly. | |
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Caution | This symbol indicates that there is a possibility of physical injury |
or damage to equipment if the operation is not followed correctly. | |
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●These symbols indicate the types of precautions that must followed.
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Information for users applicable in European Union countries
This symbol on the product or on its packaging means that your electrical and electronic equipment should be disposed at the end of life separately from your household wastes. There are separate collection systems for recycling in EU. For more information, please contact the local authority or the dealer where you purchased the product.
Warning
For safety, do work in accordance with the Exchange Manual to install this product. Please read this manual and manuals for the LCD projector to be used thoroughly to ensure correct usage through understanding.
Incorrect usage could result in fire, an injury or damage.
Do not give any shock or impact.
Any shock or impact could result in an injury or damage. The lens part is projected. Take care not to strike it.
NOTE
Take care of the lens.
When transporting the LCD projector, be sure to remove the lens. Otherwise it could result in damage.
When transporting the lens, protect the lens by attaching the lens cap. Do not touch the lens to prevent fog or dirt of the lens that cause deterioration of display quality.
Do not touch the lens directly with your hands or fingers.
This can dirty the lens and cause deterioration in image quality.
The lens is a precision optical device. Carefully handle the lens without subjecting it to shocks or vibrations.
When resting the lens on a surface, place the lens face down on a soft cloth.
Cleaning
Use commercially available lens tissue to clean the lens (used to clean cameras, eyeglasses, etc.).
Excepting for lens, use a soft cloth to clean. When excessively soiled dilute a neutral detergent in water, wet and wring out the soft cloth.
Do not use detergents or chemicals other than those noted above (e.g. benzene or thinners).
OPERATIONS
Project an image as described in the LCD Projector user's manual, and adjust the size and focus of the projected image.
See the Projection Distance table in this user's manual for information on optional lens projection distances.
QR77501C
CAUTION
The distance of projection may not allow focusing on the peripheral area of the screen. Adjust the focus to keep the center and the peripheral area of the screen balanced.
This specifications are subject to change without notice.
The zoom lens may cause some distortion of the image on the screen depending on the zoom position.
Distortion may appear on screen if the keystone correction (trapezoidal distortion correction) is overly adjusted.
Keystone correction (trapezoidal distortion correction) may be limited with some lenses.
To maintain a certain level of image quality, depending on the lens model, the adjustable range of the focus and zoom is limited. As a result, the area around the upper or lower limit of the dialog in the projected image is not displayed in maximum zoom, but this is not a malfunction.
Important Operation Instructions
Warning
■ Before replacing the projector lens, be sure to read
this manual and the operation manual of the LCD projector for use with this lens.
To ensure safe operations and the continued safety of this product, be sure to follow all of the safety instructions written in this manual and the operation manual of the LCD projector.
■ Do not place the lens in a location subject to direct
sunlight or other strong lighting or near
This can cause a fire due to the properties of the lens. It can also cause injury or damage to the lens.
■ Do not subject the lens to shocks.
This can cause injury or damage to the lens.
■ Be sure to unplug the LCD projector before replacing the lens.
The inside of the LCD projector has areas of high voltage which can cause electrical shock.
■ Do not touch the fan of the LCD projector during operation.
This can cause injury.
■ Before replacing the lens, be sure to turn off and unplug the LCD projector, and allow at least 45 minutes for the projector to fully cool.
Before replacing the lens, be sure to turn off and unplug the LCD projector, and allow at least 45 minutes for the projector to fully cool.
■ When attaching, take care so that dust not enter inside.
Continued use with dust inside may result in fire or electric shock.
■ Do not replace the lens while the projector is suspended from the ceiling.
This can cause injury.
Caution
■ When replacing the lens, do not touch the LCD panels or
This can cause damage to the equipment. It can also cause a misalignment of the optical adjustment and, therefore, require readjustments.
■ When replacing the lens, be careful not to damage the connectors or wires inside the LCD projector.
This can cause damage to the equipment. Be careful not to pull on the connectors or wires or get them caught in the circuit board or case.
Replacing the Lens
The lens should be replaced by authorized service personnel. Refer to the Replacement Manual for the replacement.
