3. REPAIR3-1. Notes on Service Part Replacement (and Disassembling / Reassembling)Service part Notes on replacement *1 Adjustment / settings Operation checkLogic board ass'yQM2-2840- Before removal of the logicboard ass'y, remove thepower cord, and allow forapprox. 1 minute (fordischarge of capacitor'saccumulated charges), toprevent damage to the logicboard ass'y.- After replacement, reset thewaste ink amount data in thereplaced logic board ass'y.[See 3-3. Adjustment /Settings, (6) Service mode, fordetails.]After replacement:1. Initialize the EEPROM.2. Set the destination in theEEPROM.3. Set the LCD language.[See 3-3. Adjustment /Settings, (6) Service mode,for details of 1 to 4.]4. Perform the print headalignment in the usermode.- EEPROM informationprint- Service test print- Printing via parallel orUSB connection- Direct printing from adigital camera- Direct printing from amemory card- Print Beam printingBottom case unitQM2-3321Main platen waste inkabsorberAfter replacement:1. Reset the main waste inkcounter.[See 3-3. Adjustment /Settings, (6) Servicemode.]2. Adjust the head-to-paperdistance.[See 3-3. Adjustment /Settings, (6) Servicemode.]- Service test print- Printing on thick paperInk absorberQY5-0148Carriage unitQM2-3332The red screws on both sidesof the main chassis securingthe carriage shaft are allowedto be loosened only whenreplacing the carriage orremoving the main chassis.Before removing the screws,mark the original screwposition, and re-fasten them atthe original position.At replacement:1. Apply grease to the slidingportions.[See 3-3. Adjustment /Settings, (3) Greaseapplication.]2. Adjust the distance betweenthe carriage shaft and theplaten.[See 3-3. Adjustment /Settings, (2) Main chassisand carriage railadjustment.]3. Perform the print headalignment in the usermode.- Printing on thick paperPaper feed motor unitQM2-2866- The red screws securing thepaper feed motor are allowedto be loosened. (DO NOTloosen any other red screws.)At replacement:1. Adjust the paper feedmotor.[See 3-3. Adjustment /Settings, (1) Paper feedmotor adjustment.]Timing slit strip filmQC1-6015- Upon contact with the film,wipe the film with ethanol.- Confirm no grease is on thefilm. (Wipe off any greasethoroughly with ethanol.)- Do not bend the filmAfter replacement:1. Perform the print headalignment in the usermode.- Service test printTiming slit disk filmQC1-49621-9