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Text excerpt from page 18 (click to view)
3. Unscrew the 2 screws fixing the lamp unit and remove the lamp unit.
5.10. Removal of Analysis Block, LCD Block and Lens Block 1. Remove the lamp unit according to the section 5.9. "Removal of Lamp Unit". 2. Remove the intake duct block according to the steps 1 through 4 in the section 5.5. "Removal of S-P.C.Board". 3. Unscrew the 1 screw and separate the thermofuse from the analysis block. 4. Unscrew the 3 screws and remove the analysis/LCD/lens block.