Toshiba e-STUDIO 2020c, e-STUDIO 2330c, e-STUDIO 2820c, e-STUDIO 2830c, e-STUDIO 3520c, e-STUDIO 3530c, e-STUDIO 4520c, Service HandBook Manual

HandBook Manual TOSHIBA e-STUDIO 2020c, e-STUDIO 2330c, e-STUDIO 2820c, e-STUDIO 2830c, e-STUDIO 3520c, e-STUDIO 3530c, e-STUDIO 4520c;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your TOSHIBA e-STUDIO 2020c, e-STUDIO 2330c, e-STUDIO 2820c, e-STUDIO 2830c, e-STUDIO 3520c, e-STUDIO 3530c, e-STUDIO 4520c copier.
You can print, zoom or read any diagram, picture or page from this HandBook Manual. Every chapter on this manual is fully detailed and contain all theĀ  simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of TOSHIBA e-STUDIO 2020c, e-STUDIO 2330c, e-STUDIO 2820c, e-STUDIO 2830c, e-STUDIO 3520c, e-STUDIO 3530c, e-STUDIO 4520c 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 System
2.5.7 Scanner
2.5.8 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 Adjustment of the transfer belt due to environmental factors
3.1.6 Image Dimensional Adjustment
3.1.7 Paper alignment at the registration roller
3.1.8 Image dimensional adjustment at the printing section
3.1.9 Image dimensional adjustment at the scanning section
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 and 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 originals
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
3.3.7 Fine line enhancement switchover
3.3.8 “PureBlack/PureGray” threshold adjustment (PCL)
3.3.9 “PureBlack/PureGray” threshold adjustment (Twin color mode)
3.3.10 “PureBlack/PureGray” threshold adjustment (PS)
3.3.11 “PureBlack/PureGray” threshold adjustment (XPS)
3.3.12 Toner limit threshold adjustment
3.3.13 Screen switchover
3.3.14 Sharpness adjustment
3.3.15 Thin line width lower limit adjustment
3.3.16 Offsetting adjustment for background processing
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 and 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
3.7 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 Paper Feeding System
3.8.1 Sheet sideways deviation caused by paper feeding
3.9 Adjustment of the developer unit
3.9.1 Adjustment of the Auto-Toner Sensor
3.9.2 Adjustment of the doctor-to-sleeve gap
3.10 Adjustment of the Transfer Unit
3.10.1 Adjustment of the transfer belt due to environmental factors
3.10.2 Adjustment of Gap between Transfer Belt Unit (TBU) Drive Gears
3.11 Adjustment of the Separation Plate Gap

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 Work flow of parts replacement
5.6 Preventive Maintenance Checklist
5.6.1 Scanner
5.6.2 Laser unit
5.6.3 Feed unit
5.6.4 Automatic duplexing unit
5.6.5 Bypass feed unit
5.6.6 Main charger
5.6.7 Drum/Cleaner unit, Cleaner related section
5.6.8 Developer unit (K, Y, M, and C)
5.6.9 Waste Toner Box
5.6.10 Transfer belt unit / Transfer belt cleaning unit
5.6.11 Image quality control unit
5.6.12 2nd transfer roller unit
5.6.13 Fuser unit
5.6.14 Exit unit
5.6.15 RADF (MR-3018)
5.6.16 PFP (KD-1023)
5.6.17 LCF (KD-1024)
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
6.1.5 TopAccess related 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
6.2.25 TopAccess related error

7 REPLACEMENT OF PC BOARDS/HDD
7.1 Removal and Installation of PC Boards/HDD
7.1.1 Hard disk (HDD)
7.1.2 Board cover
7.1.3 FAX cover
7.1.4 SYS/HDD cooling fan
7.1.5 SYS board
7.1.6 IMG board
7.1.7 LGC board
7.1.8 Switching regulator
7.1.9 High-voltage transformer (HVT)
7.1.10 FIL board
7.1.11 Board case
7.1.12 SRAM board
7.1.13 SRAM 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 procedure when replacing the SRAM board (for the SYS board) 7-25
7.2.7 Procedures and settings when replacing SRAM board (for LGC board)
7.2.8 Firmware confirmation after the PC board/HDD replacement
7.2.9 Electronic key re-registration using the one-time dongle
7.3 Precautions for Installation of GP-1070 and Disposal of HDD/Board
7.3.1 Precautions for Installation of GP-1070 and Disposal of HDD/Board
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/Engine ROM/Scanner ROM
8.1.2 Imaging Acceleration Board ROM (GE-1170)
8.2 Firmware Updating with PWA-DWNLD-350-JIG2
8.2.1 Writing the data to the download jig (PWA-DWNLD-350-JIG2)
8.2.2 System ROM
8.2.3 Engine ROM
8.3 Firmware Updating with K-PWA-DLM-320
8.3.1 Scanner ROM
8.3.2 RADF firmware (MR-3018)
8.3.3 Finisher firmware (MJ-1101)
8.3.4 Converter Firmware (MJ-1101)
8.3.5 Hole punch unit firmware (MJ-6101)
8.3.6 Finisher firmware/Saddle stitcher firmware (MJ-1030)
8.3.7 Finisher firmware (MJ-1031)
8.3.8 Fax unit firmware (GD-1250)
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 General description
9.2 Construction
9.3 Operation of DC Output Circuits
9.4 Output Channel
9.5 Fuse
9.6 Configuration of Power Supply Unit
9.7 Sequence of Power Supply
9.8 AC Wire Harness

10 DC WIRE HARNESS / ELECTRIC PARTS LAYOUT
10.1 DC Wire Harness
10.2 Electric Parts Layout

Number of pages: 536.