LCD PROJECTOR LENS
MODEL NO. PLC-LNS07
PLC-LNS08
LENS REPLACEMENT PROCEDURE
l The focus and zoom of this lens can’t be adjusted by controls on main cabinet or the remote control unit.
NOTES ON LENS REPLACEMENT
Lens replacement should be performed by the qualified service personnel.
It should be followed by this procedure precisely.
Before attempt to replace the lens, confirm the model number (both the LCD
projector and the lens) and use the proper lens.
If you have any questions, contact to the dealers.
PARTS LIST
Following parts are contained in the packing.
· LENS
· LENS MOUNTING SCREWS 6 screws (2 for spare)
1 piece
· DRIVER
1 sheet
· LIGHT-BLOCK SHEET
· LENS COVER
1 set
1 piece
Following checks and confirmations should be taken for safety.
Check the following things by the time of the cabinet cover installation after
the lens replacement.
1. Confirm the proper wiring and the wires are fixed properly.
2. Confirm the each connector is connected properly.
3. Wiring must not be tangled in the gear of the lens motor or the other
mechanical part.
4. There is no missing part, or no loosing mounting part.
1AA6P1P1732-- (ICKV)
LENS REPLACEMENT PROCEDURE
Perform the steps
1
to
5
for lens replacement.
1
REMOVE THE LENS COVER. (See figure-1.)
LENS COVER
1. Turn on the LCD projector.
2. Adjust the lens shift, so that lens is set in
the center.
3. Turn off the LCD projector and disconnect
the power cord from the AC outlet.
4. Remove 4 screws of the lens cover and
remove the lens cover.
Fig-1
2
REMOVE THE LENS. (See figure-2.)
1. Remove
the
connector
“K16B” of the circuit board.
2. Loosen the A, B wire bands,
wire holder and remove the
lens motor lead.
After removal of the lens
motor lead, fasten it by plac-
ing it back into position.
3. Remove screws D(4 screws)
which fastens the lens and
remove the lens.
k Figure shown inside of the cabinet.
LENS MOTOR
C
(D)
(D)
A
(D)
(D)
B
WIRE HOLDER
LENS
MOTOR LEAD
This part wiring should
not be tightened.
Fig-2
CONNECTOR “ K16B “
3
INSTALL THE LENS. (See figure-3)
1.
Remove protective caps(front and
back) on the lens.
2.
Mount the lens on mounting bracket of
the main cabinet with 4 screws.
Use the screws included with the lens.
Use the driver included with the lens
to fasten the screws.
(After using, save it for latter use.)
LENS MOUNTING BRACKET
ATTACHED DRIVER
Fig-3
INSTALL THE LIGHT-BLOCK SHEET. (See figure-4)
4
Install the light-block sheet around the lens as shown in Figure.
When this projector permanently install in the
structure, slide the picture, obtain correct
focus, then lock the lens by Focus Lens Lock
screw at this step.
In case unfixing the focus lens, remove the
screw.
Set the light-block sheet, so
that the large rounder side is
set over the lens.
FOCUS LENS LOCK SCREW
LIGHT-BLOCK SHEET
Fig-4
UPPER LENS COVER
A
MOUNT THE LENS COVER. (See figure-5)
5
When in install the both upper and lower lens
covers, install the light-block sheet so that it
should be placed in the guide slot of the lens
cover.
If the installation of the light-block
sheet is incorrect, there will be the space
between lens and the lens cover, so that it will
be the cause of leakage of light or the dust
entering at the main cabinet.
1.
Insert the upper part lens cover and
fix them with screws A (4 screws).
2.
Insert the lower part lens cover and
fix them with screws B. (2 screws).
A
B
LOWER LENS COVER
Fig-5