4. MECHANICAL SYSTEM4-66 COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)• Points to Note When Installing the TiltCorrecting Motor1) Install the motor [3] with a screw [2] whilemoving the mirror assembly [1] in the directionof the arrow.At this time, force the motor in the direction inwhich the screw is tightened.2) Fit the screw [4].Figure 4-608B4. Shifting the Scanner Unit1) Remove the scanner retainer right, upper rearright cover, and digital covers 1, 2, 3, and 4.2) Keep the digital unit where it should be fixed inplace (See chapter 4. VI. LASER SYSTEM, A-1. Making Preparation for Laser Unit-RelatedParts).3) Disconnect the two connectors [1] on theanalog processor PCB, and remove the twoscrews [2]; then, remove the analog processorPCB [3].Figure 4-609B4) Fix the analog processor PCB on the hookinghole [4] with a screw [5].[1][3][4] [2][1][2][3]Figure 4-610B5) Remove the three screws [6], and remove theduct plate [7].Figure 4-611B[4][5][6][6][7]