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Kyocera TASKalfa 550c, 650c, 750c Service HandBook
This manual, Kyocera TASKalfa 550c, 650c, 750c, is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Kyocera TASKalfa 550c, 650c, 750c copier.
You can print, zoom or read any diagram, picture or page from this Service Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Kyocera TASKalfa 550c, 650c, 750c photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:
1. SPECIFICATIONS/ACCESSORIES/OPTIONS/SUPPLIES
1.1 Specifications
1.1.1 General
1.1.2 Copy
1.1.3 Print
1.1.4 Scan
1.1.5 e-Filing
1.1.6 Internet Fax
1.1.7 Network Fax
1.2 Accessories
1.3 Options
1.4 Supplies
1.5 System List
2. SELF-DIAGNOSTIC MODE
2.1 Input check (Test mode 03)
2.2 Output check (test mode 03)
2.3 Test print mode (test mode 04)
2.4 List Printing
2.5 ADJUSTMENT MODE (05)
2.5.1 Classification List of Adjustment Mode (05)
2.5.2 Operating Procedure
2.5.3 Test print pattern in Adjustment Mode (05)
2.5.4 Process
2.5.5 Image Processing
2.5.6 Scanner
2.5.7 Printer
2.6 SETTING MODE (08)
2.6.1 Classification List of Setting Mode (08)
2.6.2 Operating Procedure
2.6.3 Process
2.6.4 Printer
2.6.5 Counter
2.6.6 System
2.6.7 Pixel counter
2.6.8 PM support mode related code
2.6.9 Default setting / restore setting of the EFI Printer Board
2.6.10 S-ACS setting (08-9934)
3. ADJUSTMENT
3.1 Image Related Adjustment
3.1.1 Adjustment Order
3.1.2 Adjustment of the Auto-Toner Sensor
3.1.3 Performing Image Quality Control
3.1.4 Adjustment of Color Registration Control
3.1.5 Image Dimensional Adjustment (General description)
3.1.6 Paper alignment at the registration roller
3.1.7 Printer-related image dimensional adjustment
3.1.8 Scanner-related image dimensional adjustment
3.2 Image Quality Adjustment (Copying Function)
3.2.1 Automatic gamma adjustment
3.2.2 Density adjustment
3.2.3 Color balance adjustment
3.2.4 Gamma balance adjustment
3.2.5 Background adjustment
3.2.6 Judgment threshold for ACS (common for copy & network scan)
3.2.7 Sharpness adjustment
3.2.8 Setting range correction
3.2.9 Adjustment of smudged/faint text
3.2.10 Color Adjustment of Marker
3.2.11 Beam level conversion setting
3.2.12 Maximum toner density adjustment to paper type
3.2.13 Maximum text density adjustment
3.2.14 Text/Photo reproduction level adjustment
3.2.15 Black reproduction switching at the Twin color copy mode
3.2.16 Black header density level adjustment
3.2.17 Black area adjustment in twin color copy mode
3.2.18 Judgment threshold adjustment for blank original
3.2.19 Background offsetting adjustment for ADF
3.3 Image Quality Adjustment (Printing Function)
3.3.1 Automatic gamma adjustment
3.3.2 Gamma balance adjustment (Black Mode)
3.3.3 Color balance adjustment
3.3.4 Adjustment of faint text
3.3.5 Upper limit value at Toner Saving Mode
3.3.6 Maximum toner density adjustment (OHP)
3.3.7 Fine line enhancement switchover
3.3.8 "PureBlack/PureGray" threshold adjustment (PS)
3.3.9 "PureBlack/PureGray" threshold adjustment (PCL)
3.3.10 "PureBlack/PureGray" threshold adjustment (XPS)
3.3.11 "PureBlack/PureGray" threshold adjustment (Twin color print)
3.3.12 Toner limit threshold adjustment
3.3.13 Screen switchover
3.3.14 Sharpness adjustment
3.3.15 Adjustment of smudged text (1200 dpi)
3.3.16 Thin line width lower limit adjustment
3.3.17 Color/black judgment setting for twin color printing images
3.3.18 Background adjustment
3.4 Image Quality Adjustment (Scanning Function)
3.4.1 Gamma balance adjustment
3.4.2 Density adjustment
3.4.3 Background adjustment (Color Mode)
3.4.4 Judgment threshold for ACS (common for copy & network scan)
3.4.5 Sharpness adjustment
3.4.6 Setting range correction
3.4.7 Fine adjustment of black density
3.4.8 RGB conversion method selection
3.4.9 Adjustment of saturation
3.4.10 Background processing offset adjustment
3.5 Image Quality Adjustment (FAX Function)
3.5.1 Density adjustment
3.5.2 Beam level conversion setting
3.6 Adjustment of the Process Unit Related Section
3.6.1 High-Voltage Transformer Setting
3.6.2 Adjustment of the Auto-Toner Sensor
3.6.3 Adjustment of the doctor-sleeve gap
3.7 Adjustment of the Scanner Section
3.7.1 Adjustment carriages-1 and -2 positions
3.7.2 Belt tension adjustment of the Scan motor
3.8 Adjustment of the Reversing Automatic Document Feeder (RADF)
3.8.1 RADF position adjustment
3.8.2 RADF height adjustment
3.8.3 RADF image skew adjustment
3.8.4 RADF leading edge position adjustment
3.8.5 RADF horizontal position adjustment
3.8.6 RADF copy ratio adjustment
3.8.7 RADF opening/closing switch adjustment
3.8.8 Original reading start sensor adjustment
3.8.9 Platen Sheet
3.9 Adjustment of the Paper Feeding System
3.9.1 Adjustment of the media sensor position
3.9.2 Separation roller pressure force adjustment
3.9.3 Sheet sideways deviation caused by paper transporting adjustment
3.9.4 Adjusting the clearance of the paper and side guides
3.10 Adjustment of the transfer belt
3.10.1 Adjustment of the degree of the transfer belt unit parallelization
3.11 Gap Adjustment for Fuser Unit
3.11.1 Gap adjustment for fuser belt thermostats
3.11.2 Gap adjustment for pressure roller thermistors
3.11.3 Gap adjustment for pressure roller thermostats
3.11.4 Gap adjustment for separation plate
4. BACKUP FUNCTION
4.1 Data Cloning
4.1.1 General description
4.1.2 Precautions
4.1.3 Backup files
4.1.4 Cloning procedure
4.2 AES Data Encryption Function Setting
4.2.1 General description
4.2.2 Precautions
4.2.3 Setting procedure
4.2.4 Procedure for disabling data encryption function
4.2.5 Procedure for discarding HDD when data encryption function is enabled
4.3 Assist Mode
4.3.1 Assist Mode
4.3.2 Operating Procedure of Assist Mode
5. PREVENTIVE MAINTENANCE (PM)
5.1 General Description
5.2 PM Display
5.2.1 General Description
5.2.2 PM Display Conditions
5.2.3 PM Display Contents
5.2.4 Counter Clearing
5.3 General Descriptions for PM Procedure
5.4 PM Support Mode
5.4.1 General Description
5.4.2 Operational flow
5.4.3 Operational screen
5.4.4 Access tree
5.5 General Description
5.6 Preventive Maintenance Checklist
5.6.1 Scanner
5.6.2 Feed unit
5.6.3 Duplexing unit
5.6.4 Bypass feed unit
5.6.5 Main charger
5.6.6 Drum / Cleaner unit / Filter
5.6.7 Developer unit (K, Y, M, and C)
5.6.8 Waste toner box
5.6.9 Transfer belt unit / Transfer belt cleaning unit
5.6.10 Image quality control unit
5.6.11 2nd transfer roller unit
5.6.12 Fuser unit
5.6.13 Bridge unit
5.6.14 Paper exit unit
5.6.15 RADF
5.6.16 LCF (PF-800)
5.7 Storage of Supplies and Replacement Parts
5.8 PM KIT
5.9 Maintenance Part List
5.10 Grease List
5.11 Operational Items in Overhauling
6. ERROR CODE and TROUBLESHOOTING
6.1 Error Code List
6.1.1 Jam
6.1.2 Service call
6.1.3 Error in Internet FAX / Scanning Function
6.1.4 Printer function error
6.2 Diagnosis and Prescription for Each Error Code
6.2.1 Paper transport jam (paper exit section)
6.2.2 Paper misfeeding
6.2.3 Paper transport jam
6.2.4 Other paper jam
6.2.5 Cover open jam
6.2.6 RADF jam
6.2.7 Jam in bridge unit
6.2.8 Paper jam in finisher section
6.2.9 Paper jam in saddle stitcher section
6.2.10 Paper jam in puncher unit
6.2.11 Other paper jam
6.2.12 Paper feeding system related service call
6.2.13 Scanning system related service call
6.2.14 Fuser unit related service call
6.2.15 Communication related service call
6.2.16 RADF related service call
6.2.17 Circuit related service call
6.2.18 Laser optical unit related service call
6.2.19 Finisher related service call
6.2.20 Image control related service call
6.2.21 Copy process related service call
6.2.22 Other service call
6.2.23 Error in Internet FAX / Scanning Function
6.2.24 Printer function error
7. REPLACEMENT OF PC BOARDS/HDD
7.1 Removal and Installation of PC Boards/HDD
7.1.1 SYS board cover
7.1.2 SYS board (SYS)
7.1.3 SYS board case
7.1.4 SYS board cooling fan (F27)
7.1.5 IMG board (IMG)
7.1.6 LGC board cover
7.1.7 LGC board (LGC)
7.1.8 LGC board case
7.1.9 PFC board cover
7.1.10 PFC board (PFC)
7.1.11 PFC board case
7.1.12 Hard disk (HDD)
7.1.13 HDD cooling fan (F28)
7.1.14 SRAM board (RAM-L)
7.1.15 SRAM board (RAM-S)
7.1.16 Switching regulator (PS)
7.1.17 High-voltage transformer-1 (HVT1)
7.1.18 High-voltage transformer-2 (HVT2)
7.1.19 FIL board
7.2 Precautions, Procedures and Settings for Replacing PC Boards and HDD
7.2.1 Precautions when replacing PC boards
7.2.2 HDD fault diagnosis
7.2.3 Precautions and procedures when replacing the HDD
7.2.4 Precautions and Procedures when replacing the SYS board
7.2.5 Procedures and settings when replacing the SLG board
7.2.6 Precautions and Procedures when replacing SRAM board (for SYS board)
7.2.7 Precautions and Procedures when replacing SRAM board (for LGC board)
7.3 Precautions for Disposal of the HDD and PC Boards
7.3.1 Precautions when disposing of the HDD
7.3.2 Precautions when disposing of the SYS board
7.3.3 Precautions when disposing of the SRAM board
8. FIRMWARE UPDATING
8.1 Firmware Updating with USB Media
8.1.1 Master data/System ROM/PFC ROM/Engine ROM/Scanner ROM
8.2 Firmware Updating with Special Download Jig
8.2.1 System ROM
8.2.2 Engine ROM
8.2.3 PFC ROM
8.3 Firmware Updating with PWB ASSY:K-PWA-DLM-320
8.3.1 Scanner ROM
8.3.2 RADF firmware
8.3.3 Finisher firmware (DF-800/810)
8.3.4 Saddle stitcher firmware (DF-810)
8.3.5 Hole punch unit firmware (PH-6A/B/C/D)
8.3.6 Converter Firmware (DF-800/810)
8.3.7 Fax unit firmware (FAX System(T))
8.4 Confirmation of the updated data
8.5 When Firmware Updating Fails
8.5.1 Procedure
8.5.2 Flow chart for correcting USB update failure
9. POWER SUPPLY UNIT
9.1 Construction
9.2 Operation of DC Output Circuits
9.3 Output Channel
9.4 Fuse
9.5 Configuration of Power Supply Unit
9.6 Sequence of Power Supply
9.7 AC Wire Harness
10. DC WIRE HARNESS / ELECTRIC PARTS LAYOUT
10.1 DC Wire Harness
10.2 Electric Parts Layout
Number of pages: 610.
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