Kyocera TASKalfa 300i Service Manual page 12

2K5
(16) Fusing is poor..................................................................................................................................1-4-39
(17) Image is out of focus. ......................................................................................................................1-4-39
(18) Image center does not align with the original center. ......................................................................1-4-40
1-4-4 Electric problems ..................................................................................................................................1-4-41
1-4-5 Mechanical problems ............................................................................................................................1-4-46
1-4-6 Send error code ....................................................................................................................................1-4-48
(1) Scan to SMB error codes ................................................................................................................1-4-48
(2) Scan to FTP error codes .................................................................................................................1-4-49
(3) Scan to E-mail error codes..............................................................................................................1-4-50
(4) Network Twain error codes .............................................................................................................1-4-51
(5) Software trouble error codes ...........................................................................................................1-4-51
1-5 Assembly and Disassembly
1-5-1 Precautions for assembly and disassembly............................................................................................1-5-1
(1) Precautions .......................................................................................................................................1-5-1
(2) Drum..................................................................................................................................................1-5-1
(3) Toner .................................................................................................................................................1-5-1
(4) How to tell a genuine Kyocera Mita toner container..........................................................................1-5-2
1-5-2 Paper feed section ..................................................................................................................................1-5-3
(1) Detaching and refitting the forwarding, paper feed and separation pulleys ......................................1-5-3
(2) Detaching and refitting the MP separation, MP paper feed and MP forwarding pulleys ...................1-5-6
1-5-3 Optical section ......................................................................................................................................1-5-15
(1) Detaching and refitting the exposure lamp......................................................................................1-5-15
(2) Detaching and refitting the scanner wires .......................................................................................1-5-19
(2-1) Detaching the scanner wires ...................................................................................................1-5-19
(2-2) Fitting the scanner wires .........................................................................................................1-5-21
(3) Detaching and refitting the ISU (reference).....................................................................................1-5-24
(4) Detaching and refitting the laser scanner unit .................................................................................1-5-26
(5) Adjusting the position of the ISU (reference)...................................................................................1-5-30
1-5-4 Drum section.........................................................................................................................................1-5-31
(1) Detaching and refitting the drum unit ..............................................................................................1-5-31
(2) Detaching and refitting the main charger unit..................................................................................1-5-33
(3) Detaching and refitting the drum separation claws .........................................................................1-5-34
1-5-5 Developing section................................................................................................................................1-5-35
(1) Detaching and refitting the developing unit .....................................................................................1-5-35
1-5-6 Transfer section ....................................................................................................................................1-5-36
(1) Detaching and refitting the transfer roller unit .................................................................................1-5-36
1-5-7 Fuser section ........................................................................................................................................1-5-37
(1) Detaching and refitting the fuser unit...............................................................................................1-5-37
(2) Detaching and refitting the heat roller separation claws..................................................................1-5-40
(3) Detaching and refitting the press roller............................................................................................1-5-41
(4) Detaching and refitting the fuser heater ..........................................................................................1-5-43
(5) Detaching and refitting the heat roller .............................................................................................1-5-45
(6) Detaching and refitting the fuser thermistor 1 .................................................................................1-5-46
(7) Detaching and refitting the fuser thermistor 2 .................................................................................1-5-47
(8) Detaching and refitting the fuser thermostats 1 and 2.....................................................................1-5-48
(9) Adjusting front position of the fuser unit (adjusting lateral squareness) ..........................................1-5-50
1-5-8 Others ...................................................................................................................................................1-5-51
(1) Detaching and refitting the ozone filter 1.........................................................................................1-5-51
(2) Detaching and refitting the ozone filter 2.........................................................................................1-5-52
(3) Detaching and refitting the hard disk...............................................................................................1-5-53
(4) Direction of installing the principal fan motors.................................................................................1-5-55
1-6 Requirements on PWB Replacement
1-6-1 Upgrading the firmware...........................................................................................................................1-6-1
1-6-2 Adjustment-free variable resistors (VR) ..................................................................................................1-6-2
1-6-3 Remarks on main and engine PWB replacement ...................................................................................1-6-2
2-1 Mechanical construction
2-1-1 Paper feed section ..................................................................................................................................2-1-1
(1) Cassette paper feed section..............................................................................................................2-1-1
(2) MP tray paper feed section ...............................................................................................................2-1-3
2-1-2 Main charging section .............................................................................................................................2-1-4