2NP-6
(1) Detaching and refitting the drive unit 1 ........................................................................... 1-5-18
(2) Detaching and refitting the drive unit 2 ........................................................................... 1-5-19
(3) Detaching and refitting the drive unit 3 ........................................................................... 1-5-19
(1) Detaching and refitting the laser scanner unit ................................................................ 1-5-20
(2) Checks and adjusts the assembly frame of LSU unit ..................................................... 1-5-21
(3) Color registration adjustment.......................................................................................... 1-5-22
(4) Detaching and refitting the image scanner unit .............................................................. 1-5-25
(5) Detaching and refitting the LED unit............................................................................... 1-5-28
(6) The cautions at the time of movement of an exposure unit............................................ 1-5-30
(7) Detaching and refitting the scanner wires ...................................................................... 1-5-31
(7-1) Detaching the scanner wires ................................................................................. 1-5-31
(7-2) Fitting the scanner wires ....................................................................................... 1-5-34
(3) Detaching and refitting the high voltage PWB ................................................................ 1-5-45
(4) Detaching and refitting the power source PWB.............................................................. 1-5-53
(5) Detaching and refitting the operation panel PWB main.................................................. 1-5-54
(6) Detaching and refitting the IH PWB................................................................................ 1-5-57
(1) Detaching and refitting the language sheet .................................................................... 1-5-58
(2) Detaching and refitting the conveying unit...................................................................... 1-5-59
(3) Direction of installing the principal fan motors ................................................................ 1-5-61
(1) Cassette paper feed section............................................................................................. 2-1-1
(2) MP tray paper feed section............................................................................................... 2-1-3
(3) Conveying section ............................................................................................................ 2-1-4
2-1-2 Drum section ......................................................................................................................... 2-1-5
2-1-3 Developing section ................................................................................................................ 2-1-7
2-1-4 Optical section ....................................................................................................................... 2-1-9
(1) Image scanner section ..................................................................................................... 2-1-9
(2) Laser scanner section .................................................................................................... 2-1-11
(1) Intermediate transfer unit section ................................................................................... 2-1-13
(2) Secondary transfer roller section.................................................................................... 2-1-15
2-1-6 Fuser section ....................................................................................................................... 2-1-16
2-1-7 Eject/Feedshift section ........................................................................................................ 2-1-18
2-1-8 Duplex conveying section.................................................................................................... 2-1-20
Summary of Contents for TASKalfa 2551ci
Page 1: ...SERVICE MANUAL Published in September 2016 842NP11A 2NPSM06A Rev A TASKalfa 2551ci ...
Page 10: ...This page is intentionally left blank ...
Page 97: ...2NP 1 1 2 74 This page is intentionally left blank ...
Page 259: ...2NP 1 3 162 U486 Details on the modes Figure 1 3 47 Item No Description ...
Page 473: ...2NP 1 5 62 This page is intentionally left blank ...
Page 497: ...2NP 2 1 22 This page is intentionally left blank ...
Page 555: ...2NP 2 3 48 This page is intentionally left blank ...
Page 584: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Page 620: ...DP 773 Document processor Installation Guide ...
Page 646: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Page 654: ...PF 810 3000 sheets deck Installation Guide ...
Page 667: ...DF 770 D Document finisher Installation Guide ...
Page 685: ...AK 740 Bridge unit Installation Guide ...
Page 687: ...PH 7A C D Punch unit Installation Guide ...
Page 708: ...DT 730 B Document tray Installation Guide ...
Page 710: ...5 2013 5 302LC56750 01 H F G D D 6 4 3 7 E C D D M4 8 M4 8 M4 8 M4 8 ...
Page 711: ...FAX System W B Installation Guide ...