[. . . ] LNS-M01 LNS-S01 LENS REPLACEMENT AND INSTALLATION PROCEDURE NOTES ON LENS INSTALLATION Lens installation should be performed by the qualified service personnel. [. . . ] D B 2 q IN CASE OF MODEL WITHOUT LENS A D Fig-1 LOWER LENS COVER REMOVE THE COVER PLATE OF THE LENS COVER. (At the step 4 , insert the light-block sheet in the same position as the removed cover plate has been placed. Two screws are not used. ) Use the light-block sheet included with lens. Set the light-block sheet, so that the large rounder side is set over the lens. Set the light-block sheet, so that the large rounder side is set over the lens. SCREWS Fig-2 COVER PLATE p Figure shown inside of the cabinet. LENS MOTOR (D) q IN CASE OF MODEL WITH LENS REMOVE THE LENS. Remove screws D (4 screws) which fastens the lens and remove the lens. (D) (D) (D) B A WIRE HOLDER LENS MOTOR LEAD CONNECTOR " K16B" Fig-3 3 INSTALL THE LENS. Mount the lens at the lens mounting bracket with screws (4 screws) included with the lens. Connect the lens motor lead to the connector "K16B" of the circuit board. [. . . ] 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. [. . . ]