Konica Minolta magicolor 4750EN User Manual
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Replacing Consumables 7-28 5Insert the protective sheet into the unit in the direction of the arrow until it stops. 6Push down the guides. 7Hold the handles, and then care- fully pull out the transfer belt unit. Be sure to keep the transfer belt level; other- wise, the transfer belt may be scratched. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables7-29 8Prepare a new transfer belt unit. Be careful not to touch the surface of the belt. Do not remove the blue lever. 9Remove the protective cover from the new transfer belt unit. 10Insert the new transfer belt unit along the rails. Fully insert it until it locks into place. Be sure to keep the transfer belt level; other- wise, the transfer belt may be scratched. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables 7-30 11Push up the guides. 12Pull out the protective sheet. 13Close the right side cover. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables7-31 14Install the all toner cartridges, all imaging units and waste toner bottle. For details on installing the toner cartridges, imaging units or waste toner bottle, refer to “Replacing a Toner Car- tridge” on page 7-7 or “Replacing a Imaging Unit” on page 7-12. 15Close the front cover. When closing the front cover, press the area of the cover with small pro- jections. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables 7-32 16Reconnect the power cord, and turn on the printer. 17Reset the counter in the MAINTENANCE MENU/SUPPLIES/ REPLACE/TRANS. BELT menu. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables7-33 Replacing the Backup Battery When the backup battery is at its end of life, the printer’s date and time can- not be retained. Follow the procedure described below to replace the backup battery. Note Only use the coin-shaped 3V lithium battery CR2032. It’s very important to protect the printer controller board and any associated circuit boards from electrostatic damage. Before performing this procedure, review the antistatic caution on page 10-3. In addition, always handle circuit boards by the edges only. 1Turn off the printer and discon- nect the power cord and inter- face cables. 2Using a screwdriver, remove two screws. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables 7-34 3Slide the panel slightly to the down and lift it off the printer. 4Remove the backup battery. 5Insert a new backup battery. When inserting the new backup battery, be sure that the + side faces front. Risk of explosion if bat- tery is replaced by an incorrect type. Dispose of used batteries according to your local regulations. Do not burn the backup battery. 6Reinstall the panel and tighten two screws. 7Reconnect all interface cables. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables7-35 8Reconnect the power cord, and turn on the printer. 9Use DATE on the SYS DEFAULT MENU/CLOCK menu to set the date, and use TIME on the SYS DEFAULT MENU/CLOCK menu to set the time. Replacing the Fuser Unit FU-P02 When the time to replace the fuser unit is reached, the message FUSER UNIT/END OF LIFE appears. Printing can continue even after this mes- sage appears; however, since the print quality is reduced, the fuser unit should be replaced immediately 1Turn off the printer. Note There are extremely hot parts within the machine. Before replacing the fuser unit, wait about 20 minutes after turning off the machine, and then check that the fusing section has reached room temperature, otherwise, you may get burnt. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables 7-36 2Pull the lever, and then open the right side cover. Before opening the right side cover, fold up Tray 1. 3Open the eject cover. 4Open the fuser unit cover. Downloaded From ManualsPrinter.com Manuals
Replacing Consumables7-37 5Pull down the 2 levers. 6Remove the fuser unit. 7Prepare a new fuser unit. Be careful not to touch the surface of the fuser roller. Downloaded From ManualsPrinter.com Manuals