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三洋投影机-PLC-LNS08说明书.pdf

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PLC-LNS08
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
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