Canon S520 Service Manual

Also see for S 820: Paper guide User guide Setup instructions Service manual Quick start guide

Contents

2. CLEANING MODES AND INK PURGE AMOUNTSAutomatic print head cleaning is performed as effectively and efficiently as possibleaccording to given conditions in order to eliminate and prevent printing imperfectionsdue to bubbles, foreign matter, clogging etc.Except for the situations below, cleaning is timed to take place immediately beforeprinting.* dot count cleaning: after paper has been ejected* manual cleaning/Deep Cleaning: user operation* delivery of the printer: when the access cover is closed (S750/S520)Conditions Details Purge amount in gms Cleaning(S900/S820)* 1 mode*2*3120 hours timed When between 120 and 480 hours have 1.1/0.64 Acleaning passed since the last cleaning operationDot count cleaning When a specified dot count has beenexceeded since the previous cleaningAfter hard power ON When a test print is performed from the(when the time has not standalone printeret been set)480 hours timed When more than 480 hours have passed 1.55/0.84 B0cleaning since the previous cleaningAt ink tank replacement When the ink sensor status changesfrom NO to YESWhen manual cleaning Conducted either from the operation B1is performed panel or the driverWhen the heads are When proper capping did not take place 2.8/1/45 Cuncapped at soft at the last power OFFpower ONAt head replacement When a print head is removed andinstalledWhen Deep Cleaning Driver operationis conductedOn delivery of the The first cleaning which takes place after 2.8/1.65 Dprinter the printer has left the factory✽1 The purge amount is a total of the 6 colors.✽2 When several conditions are met, the priority order of cleaning modes is A✽3 The EEPROM information printout's figures for no. of times cleaning has beenconducted indicate details on cleaning modes.3-3S900 / S820 / S750 / S520 Part 3: Technical Reference TechnicalReferenceTable 3-1 CLEANING MODES (S900/S820)