(2) Periodic maintenanceNo periodic maintenance is necessary.(3) Periodic replacement partsThere are no parts in this machine that require periodic replacement by a service engineer.(4) Replacement consumablesThere are no consumables that require replacement by a service engineer.1-2. Customer Maintenance1-3. Product Life(1) MachineSpecified print volume (I) or the years of use (II), whichever comes first.(I) Print volume(II) Years of use5 years of useAdjustment Timing Purpose Tool Approx.timePrint headalignmentWhen print quality is notsatisfying.To ensure accurate dotplacement.- Machine buttons(automaticalignment byscanning the headalignment sheet)- Computer (manualalignment via theMP driver)3 min.Print headcleaningWhen print quality is notsatisfying.To improve nozzle conditions. - Machine button- Computer (settingsvia the MP driver)1 min.Print head deepcleaningWhen print quality is notsatisfying, and not improved byprint head cleaning.To improve nozzle conditions. - Machine button- Computer (settingsvia the MP driver)2 min.Ink cartridgereplacementWhen an ink cartridge becomesempty. (No ink error)----- ----- 2 min.Paper feed rollercleaningWhen paper does not feedproperly.To clean the paper feedrollers.Machine button 2 min.Bottom platecleaningWhen the back side of the paperis smearedTo clean the platen ribs. - Machine button- Computer (settingsvia the MP driver)1 min.MP170 / MP4508,000 pagesBlack 1,500 character pattern 4,000 pagesColor A4, 7.5% duty per color pattern 3,200 pagesA4, 30 % duty per color pattern 160 pages4 x 6, 30 % duty per color pattern 400 pagesPostcard, 30 % duty per color pattern 240 pages1-2