Service Manual Copystar CS2550ci;
This manual, Copystar CS2550ci, is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Copystar CS2550ci copier.
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1-1 SPECIFICATIONS
1-1-1 Specifications
1-1-2 Parts names
(1) Machine (front side)
(2) Machine (rear side)
(3) Operation panel
1-1-3 Machine cross section

1-2 INSTALLATION
1-2-1 Installation environment
1-2-2 Unpacking and installation
(1) Installation procedure
(2) Pre cautions for unpacking
(3) Setting initial copy modes
1-2-1 Option composition
1-2-3 Installing the key counter (option)
(1) Installing directly on the device
(2) Mounting on the document table
1-2-4 Installing the gigabit ethernet board (option)
1-2-5 Installing the IC card reader holder (option)

1-3 MAINTENANCE MODE
1-3-1 Maintenance mode
(1) Executing a maintenance item
(2) Maintenance modes item list
(3) Contents of the maintenance mode items

1-4 TROUBLESHOOTING
1-4-1 Paper misfeed detection
(1) Paper misfeed indication
(2) Paper misfeed detection component
1-4-2 Self-diagnostic function
(1) Self-diagnostic function
(2) Self-diagnostic codes
1-4-3 Image quality problems
(1) No image appears (entirely white)
(2) No image appears (entirely black)
(3) Image is too light
(4) The background is colored
(5) White streaks are printed vertically
(6) Black streaks are printed vertically
(7) Streaks are printed horizontally
(8) One side of the print image is darker than the other
(9) Spots are printed
(10) Image is blurred
(11) The leading edge of the image is consistently misaligned with the original
(12) The leading edge of the image is sporadically misaligned with the original
(13) Paper is wrinkled
(14) Image is off-set
(15) Part of image is missing
(16) Fusing is loose
(17) Image is out of focus
(18) Image center does not align with the original center
1-4-4 Electric problems
1-4-5 Mechanical problems
1-4-6 Send error code
(1) Scan to SMB error codes
(2) Scan to FTP error codes
(3) Scan to E-mail error codes
1-4-7 Error codes
(1) Error code
(2) Table of general classification
(2-1) U004XX error code table: Interrupted phase B
(2-2) U006XX error code table: Problems with the unit
(2-3) U008XX error code table: Page transmission error
(2-4) U009XX error code table: Page reception error
(2-5) U010XX error code table: G3 transmission
(2-6) U011XX error code table: G3 reception
(2-7) U017XX error code table: V.34 transmission
(2-8) U018XX error code table: V.34 reception
(2-9) U023XX error code table: Relay command abnormal reception
(2-10) U044XX error code table: Encrypted transmission

1-5 ASSEMBLY AND DISASSEMBLY
1-5-1 Precautions for assembly and disassembly
(1) Precautions
(2) Drum unit
(3) Toner
(4) How to tell a genuine Kyocera toner container
1-5-2 Outer covers
(1) Detaching and refitting the front cover
(2) Detaching and refitting the rear cover
(3) Detaching and refitting the inner tray
(4) Detaching and refitting the eject rear cover
1-5-3 Paper feed section
(1) Detaching and refitting the primary paper feed unit
(2) Detaching and refitting the MP paper feed roller and MP separation pad
(3) Detaching and refitting the registration roller
(4) Detaching and refitting the registration cleaner
(5) Detaching and refitting the MP tray
1-5-4 Developing section
(1) Detaching and refitting the developing unit
1-5-5 Drum section
(1) Detaching and refitting the drum unit
(2) Detaching and refitting the chager roller unit
1-5-6 Transfer/separation section
(1) Detaching and refitting the intermediate transfer unit
(2) Detaching and refitting the secondary transfer roller unit
1-5-7 Fuser section
(1) Detaching and refitting the fuser unit
1-5-8 Drive section
(1) Detaching and refitting the drive unit 1
(2) Detaching and refitting the drive unit 2
(3) Detaching and refitting the drive unit 3
1-5-9 Optical section
(1) Detaching and refitting the laser scanner unit
(2) Detaching and refitting the image scanner unit
(3) Detaching and refitting the LED unit
1-5-10 Document processor
(1) Detaching and refitting the document processor
(2) Detaching and refitting the DP paper feed roller and DP separation pulley
(3) Detaching and refitting the DP main PWB
1-5-11 PWBs
(1) Detaching and refitting the main PWB
(2) Detaching and refitting the engine PWB
(3) Detaching and refitting the power source PWB
(4) Detaching and refitting the video PWB
(5) Detaching and refitting the operation panel PWB main
(6) Detaching and refitting the IH PWB
1-5-12 Others
(1) Detaching and refitting the language sheet
(2) Detaching and refitting the conveying unit
(3) Direction of installing the principal fan motors

1-6 REQUIREMENTS ON PWB REPLACEMENT
1-6-1 Upgrading the firmware
1-6-2 Remarks on PWB replacement
(1) Main PWB
(2) Engine PWB
(3) DP main PWB

2-1 MECHANICAL CONSTRUCTION
2-1-1 Paper feed/conveying section
(1) Cassette paper feed section
(2) MP tray paper feed section
(3) Conveying section
2-1-2 Drum section
2-1-3 Developing section
2-1-4 Optical section
(1) Image scanner section
(2) Laser scanner section
2-1-5 Transfer/Separation section
(1) Intermediate transfer unit section
(2) Secondary transfer roller section
2-1-6 Fuser section
2-1-7 Eject/Feedshift section
2-1-8 Duplex conveying section
2-1-9 Document processor
(1) Original feed section
(2) Original conveying section
(3) Original switchback/eject sections

2-2 ELECTRICAL PARTS LAYOUT
2-2-1 Electrical parts layout
(1) PWBs
(2) Switches and sensors
(3) Motors
(4) Others

2-3 OPERATION OF THE PWBs
2-3-1 Main PWB
2-3-2 Engine PWB
2-3-3 Video PWB
2-3-4 ISC PWB
2-3-5 IH PWB
2-3-6 Operation panel PWB main
2-3-7 Power source PWB
2-3-8 DP main PWB

2-4 APPENDIXES
2-4-1 Appendixes
(1) Maintenance kits
(2) Repetitive defects gauge
(3) Firmware environment commands
(4) System Error (Fxxxx) Outline
(5) Chart of image adjustment procedures
(6) Wiring diagram

Installation Guide
PF-790 (Paper feeder)
DF-470 (Document finisher)
DT-730 (Document tray)
FAX System (W)

Numbers of pages: 542.