Konica Minolta bizhub C250P Service Manual page 29

6.6 Replacing the unit............................................................................................... 32
6.6.1 Replacing the 2nd Image Transfer Roller Unit ............................................ 32
6.6.2 Replacing the Image Transfer Belt Unit ...................................................... 32
6.6.3 Cleaning of the Image Transfer Entrance Guide......................................... 34
6.6.4 Cleaning of the IDC/Registration Sensor 1, 2............................................. 35
6.6.5 Replacing the Toner Cartridge (C, M, Y, K)................................................. 35
6.6.6 Cleaning of the Comb Electrode................................................................. 36
6.6.7 Replacing the Imaging Unit (C, M, Y, K) ..................................................... 37
6.6.8 Replacing the Fusing Unit........................................................................... 40
7. Service tool ........................................................................................................... 42
7.1 CE Tool list ......................................................................................................... 42
7.2 Print materials .................................................................................................... 43
7.2.1 Imaging Unit Single Parts (IU) .................................................................... 43
7.2.2 Toner Cartridge Single Parts (T/C) ............................................................. 43
7.2.3 Waste Toner Box......................................................................................... 43
7.2.4 Maintenance Kit .......................................................................................... 43
8. Service Jig ............................................................................................................ 44
8.1 Construction of the Service Jig .......................................................................... 44
8.2 Setting up the Service Jig................................................................................... 45
8.2.1 Prepare the unit necessary for the Service jig ............................................ 45
8.2.2 Connecting the Service jig .......................................................................... 46
8.2.3 Connecting the Jig Software to the Printer ................................................. 47
9. Electrical/Image Adjustment ................................................................................. 50
9.1 Calling the Service Mode to Screen ................................................................... 50
9.2 List of Functions ................................................................................................. 50
9.2.1 X-Rite Calibration (Gradation Adjust) ......................................................... 51
10. Firmware upgrade................................................................................................. 56
10.1 Outline ................................................................................................................ 56
10.2 Preparations for Firmware rewriting by the Compact Flash ............................... 57
10.2.1 Service environment ................................................................................... 57
10.2.2 Application to be used ................................................................................ 57
10.2.3 Installing the Cygwin................................................................................... 57
10.2.4 Writing into the Compact flash.................................................................... 61
10.3 Firmware rewriting.............................................................................................. 64
10.3.1 Updating method ........................................................................................ 64
10.3.2 Action When Data Transfer Fails................................................................. 65
10.4 Updating the Firmware with the Internet ISW..................................................... 66
10.4.1 Out line ....................................................................................................... 66
ii
Field Service Ver. 2.0 Mar. 2006