Canon FY8-13FW-000DADF-A1 Service Manual
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CHAPTER 3 MECHANICAL SYSTEM3-30 COPYRIGHT © 1998 CANON INC. CANON DADF-A1 REV.0 DEC. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)IV. CLEANINGA. Belt Assembly1) Move the feeding belt in the direction ofthe arrow to dry wipe.Figure 3-4012) Place a sheet of copy paper whose center ismoistened with alcohol on the originaltray; then, shift bit 6 of the DIP switch(SW1) on the DADF controller PCB toON.Moisten with alcoholFigure 3-4023) Press the push switch(SW3) to executecleaning of the separation belt.4) When cleaning has ended, press the pushswitch (SW3), and shift all bits of the DIPswitch to OFF.5) Mount the DADF controller cover.B. SensorsThe machine’s feeding path is equippedwith two transmission type sensors (originalsensor S1, registration sensor S3) and threephotointerrupers (pick-up sensor S7, deliverysensor S6, reversal sensor S8).The light-receiving face of a transmissiontype sensor tends to collect more paper lint thana photointerrupter, possibly leading tomalfunction. The sensors may be cleaned asfollows:Test sheetFigure 3-403 |
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