H. Pre-Transfer Charging Assembly1. Removing the Pre-Transfer Charging Assembly1) Open the front door, and slide out the hopper assembly.2) Remove the mounting screw q, and disconnect the connector w; then, remove thepre-transfer charging assembly e.Figure 4-316After installing the pre-transfer charging assembly, execute ‘wire cleaning’ in usermode. (You need not perform this step if the surface temperature of the upper fixingroller is 100°C or less, since wire cleaning will be executed automatically.)I. Transfer/Separation Charging Assembly1. Removing the Transfer/Separation Charging Assembly1) Open the front door, and slide out the fixing/feeding unit.2) Remove the fixing/feeding front cover.3) Remove the mounting screw q, and remove the fixing guide w.Figure 4-317qwq weCOPYRIGHT © 1997 CANON INC. CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)CHAPTER 4 IMAGE FORMATION SYSTEM4-49Caution: