Canon MF4690 Service Manual - Page 112
Cleaning Method Reader Unit, 4.4 Cleaning Method Pressure Roller
UPC - 013803076820
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Chapter 10 10.4.3 Cleaning Method (Reader Unit) 0016-1878 [3] [1] [2] [4] [5] [6] [7] F-10-1 [1] Document pickup roller Open the ADF and wipe off the smudge with the soft dry cloth. [2] Document feed roller Open the ADF and wipe off the smudge with the soft dry cloth. [3] Scraper Open the ADF and wipe off the smudge with the soft dry cloth. [4] Document delivery roller Wipe off the smudge with the soft dry cloth. [5] Backside of copyboard cover Open the copyboard cover and wipe off the smudge with the soft dry cloth. [6] Copyboard glass Open the copyboard cover and wipe off the smudge with the soft dry cloth. [7] ADF reading area Open the copyboard cover and wipe off the smudge with the soft dry cloth. 10.4.4 Cleaning Method (Pressure Roller) 0016-1879 MEMO: Cleaning the roller takes approximately 130 seconds. 1) Press [Additional Functions]. 2) Press [] to select , then press [OK]. 3) Load a sheet of blank A4 paper (standard paper) in the multi-purpose tray. F-10-2 4) Press [] to select , then press [OK]. Cleaning starts. When finished, the display returns to standby mode. 10-2