3. REPAIR3-1. Notes on Service Part Replacement (and Disassembling / Reassembling)Service part Notes on replacement *1 Adjustment / settings Operation checkLogic board ass'yQM2-2733- Before removal of thelogic board ass'y,remove the power cord,and allow for approx. 1minute (for discharge ofcapacitor's accumulatedcharges), to preventdamages to the logicboard ass'y.- Before replacement,check the waste inkamount (by service testprint or EEPROMinformation print). If thewaste ink amount is 7%or more, also replace theink absorber kit whenreplacing the logic boardass'y.[See 3-3. Adjustment /Settings, (5) Servicemode, for details.]After replacement:1. Initialize the EEPROM.2. Reset the waste inkcounter.3. Set the destination inthe EEPROM.4. Correct the CD / DVDand automatic printhead alignmentsensors.5. Check the ink systemfunction.[See 3-3. Adjustment /Settings, (5) Servicemode, for details of 1 to 5]6. Perform the print headalignment in the usermode.- EEPROM informationprint- Service test print- Printing via USBconnection- Direct printing from adigital cameraInk absorber kitQY5-0152After replacement:1. Reset the waste inkcounter.[See 3.3. Adjustment /Settings, (5) Servicemode.]- Service test print- EEPROM informationprintCarriage unitQM2-2251At replacement:1. Apply grease to thesliding portions.[See 3-3. Adjustment /Settings, (2) Greaseapplication.]After replacement:1. Correct the CD / DVDand automatic printhead alignmentsensors.[See 3.3. Adjustment /Settings, (5) Servicemode.]2. Check the ink systemfunction.[See 3.3. Adjustment /Settings, (5) Servicemode.]3. Perform the print headalignment in the usermode.- Service test print(Confirm CD / DVDand automatic printhead alignment sensorcorrection, and inksystem function.)Paper feed motorQK1-1502- The red screws securingthe paper feed motor areallowed to be loosened.(DO NOT loosen anyAt replacement:1. Adjust the paper feedmotor.1-12Download Service Manual And Resetter Printer at http://printer1.blogspot.com