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This manual describes the procedure for replacing the following lenses.
Lens Model
Fixed short throw lens LENS-037
Short throw lens LENS-038
Standard projection lens Standard Lens
Long throw lens LENS-039
Ultra long throw lens LENS-040
Supplied Accessories
The following accessories are included with each lens.
Lens Model Supplied accessories
Fixed short throw
lens
LENS-037
Fixed short focal length projection lens, louver, lens cap, strap×2,
lens replacement manual and option lens user's manual
Short throw lens
LENS-038
Short focal length projection lens, louver, lens cap, strap×2,
lens replacement manual and option lens user's manual
Standard
projection lens
Standard
Lens
Standard projection lens,
lens replacement manual and option lens user's manual
Long throw lens
LENS-039
Long focal length projection lens,
zoom window, lens cap,
strap, lens replacement manual and option lens user's manual
Ultra long throw
lens
LENS-040
Ultra long focal length projection lens, zoom window, lens cap,
strap, lens replacement manual and option lens user's manual
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.
Caution
This symbol indicates that there is a possibility of physical injury
or damage to equipment if the operation is not followed correctly.
These symbols indicate the types of precautions that must followed.
This symbol indicates that
caution must be taken.
This symbol warns of possible
high heat.
This symbol warns of possible
electrical shock.
This symbol indicates an action that
must not be performed.
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 heat-radiating equipment.
This can cause a fi re 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.
Lens Replacement Manual
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 removing the louver, fi rst shut off the projector
and wait approximately ten minutes.
Removing while the cooling plate is still hot may result in burns.
When attaching, take care so that dust not enter inside.
Continued use with dust inside may result in fi re or electric shock.
Caution
When replacing the lens, do not touch the LCD panels or polariz-
ing plates of the LCD projector or subject them to shocks.
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.
After replacing the lens, part of the lens and louver
(Only for models LENS-037 and LENS-038) may stick
out from the LCD projector.
Transporting the LCD projector in the original projector
shipping box can cause damage to the equipment.
Follow these Instructions
Do not touch the lens directly with your hands or fi ngers.
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.
Replacing the Lens
1.Remove the front cover.
(1) Remove the 2 screws marked
U
(triangle) from the inside of
the lens knob cover.
Lens knob cover
(2) Remove the 2 screws marked
U
(triangle) from the front of
the projector.
(3) Turn the lens shift dial, and raise the projection lens to the
highest position.
(4) Remove the front cover while holding the zoom window up as
shown in the illustration.
Front cover
2. Insert your fi nger from the side, turn the lens to the left
and remove while pulling up on the lens lock lever, as
shown in the illustration.
Lens lock lever detail
Lens lock lever
3.Attach the replacement projection lens.
(1) Line up the notched tab on the lens mount with the hole
on the upper-left part of the holder, and insert the lens.
Lens mount tab detail
Hole on upper-left of holder
Notched tab on lens mount
The other two tabs are not notched.
(2) Turn the lens to the right until it "clicks" into place to ensure
that the lens is locked in place.
4.Reattach the front cover to complete lens replacement.
(1) Reattach the front cover.
*Replace with the enclosed
zoom window for models
LENS-039 and LENS-040.
Front cover
(2) Re-fasten the 2 screws marked
U
(triangle) that were
removed in step 1. (2).
(3) Re-fasten the 2 screws marked
U
(triangle) that were
removed in step 1. (1).
Lens knob cover
5. This is the projector after lens replacement is
completed.
6.
Attach the louver. (Only for models LENS-037 and LENS-038)
This attachment prevents screen "fl icker" created by projector heat
exhaust when using a lens with a shorter focus than Standard Lens, and
must be used with such lenses.
(1)
Attach the 4 hooks on the bottom of the louver to the slots on the
projector. When attaching, attach the bottom-right hook on the
louver to the bottom-right slot closest to the lens on the projector.
(2) Raise the top of the louver towards the top of the projector
and attach the 4 hooks on the top of the louver to the slots
on the projector.
7. This is the projector with the louver attached.
(Only models LENS-037 and LENS-038)
8. Use the included lens cap to protect the lens surface
when the projector is not in use.
Use the lens cap attached to the LCD projector for model Standard Lens.
Attach the lens cap by passing the strap through the loop on the lens cap
and the included rivet. If unnecessary, remove the currently attached lens
cap for Standard Lens.
Louver bottom-right
section detail
Hook on bottom
right of louver
If the projector is installed in a high
location, use the strap to attach the
louver to the adjustment foot's axle to
prevent it from falling.
Rivet
Slot
Caution when removing lens
Be sure not to touch the prism
behind the lens.
Finger
Zoom window
Zoom window