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Toshiba e-STUDIO305 User Manual

Toshiba e-STUDIO305
672 pages
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SERVICE HANDBOOK
MULTIFUNCTIONAL DIGITAL SYSTEMS
e-STUDIO205L/255/305
e-STUDIO355/455
Model: DP-2090/2520/3000/3570/4570
Publish Date: April 2009
File No. SHE090001A0
R090121H2200-TTEC
Ver01_2009-06

Table of Contents

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Toshiba e-STUDIO305 Specifications

General IconGeneral
Max Paper SizeA3
Network ConnectivityEthernet
Hard DiskOptional
Max Copy Resolution600 x 600 dpi
Scan Resolution600 x 600 dpi
FunctionsCopier, Printer, Scanner
Print TechnologyLaser
Print Speed30 ppm
Duplex PrintingYes
Memory256 MB
Fax Speed33.6 kbps
USB ConnectivityYes

Summary

GENERAL PRECAUTIONS REGARDING THE SERVICE FOR e-STUDIO205L/255/305/355/455

2) General Precautions at Service

Safety measures during maintenance, covering power off, static electricity, high temperatures, and sharp edges.

3) Important Service Parts for Safety

Highlights critical safety components like fuses and IC-RAMs requiring proper handling to prevent accidents.

2. SELF-DIAGNOSIS MODES

2.6 Adjustment Mode (05)

Details procedures for adjusting various items using codes within Adjustment Mode (05).

2.7 Setting Mode (08)

Explains how to set or change system parameters using codes within Setting Mode (08).

3. ADJUSTMENT

3.2 Adjustment of Auto-Toner Sensor

Guides the adjustment of the auto-toner sensor after developer material replacement, using Adjustment Mode (05-200).

3.3 Image Dimensional Adjustment

Covers adjustments for image dimensions, including printer and scanner related adjustments like paper alignment and image position.

3.4 Image Quality Adjustment (Copying Function)

Details image quality adjustments for copying, such as automatic gamma, density, background, and sharpness settings.

3.8 Adjustment of High-Voltage Transformer

Guides on adjusting high-voltage transformer outputs like developer bias, main charger, and transfer bias using digital testers.

3.10 Adjustment of the Paper Feeding System

Explains how to correct sheet sideways deviation in paper feeding for bypass and drawer systems.

3.11 Adjustment of Developer Unit

Details the procedure for adjusting the doctor-to-sleeve gap in the developer unit using a specialized jig.

3.12 Adjustment of the RADF

Covers RADF position, height, skew, and leading edge position adjustments for proper document handling.

5. PREVENTIVE MAINTENANCE (PM)

5.4 PM Support Mode

Details the PM support mode for viewing part usage (output pages, drive counts) and performing counter clearing.

5.5 EPU Replacement Mode

Guides through the EPU replacement mode, including preparation, operation flow, and precautions for detecting recycled units.

6. ERROR CODE AND TROUBLESHOOTING

6.2 Error Code List

Lists error codes displayed on the control panel, their classifications, contents, and troubleshooting pages.

6.3 Diagnosis and Prescription for Each Error Code

Provides detailed troubleshooting steps for specific error codes, guiding through checks and component replacements.

6.4 Troubleshooting for the Image

Covers troubleshooting common image quality issues such as density, background fogging, moire, blur, poor fusing, and banding.

7. REPLACEMANT OF HDD/PC BOARDS

7.1 Precautions and Procedures for Replacing PC Boards and HDD

Details precautions for replacing PC boards and HDD, emphasizing one-board replacement and specific procedures for each board.

7.1.1 Precautions when replacing PC boards

Highlights critical precautions for PC board replacement, including the order of replacement for multiple boards.

7.1.2 HDD fault diagnosis

Explains how to diagnose HDD failures by checking operation history and values like Re-allocated Sector Count.

7.1.3 Precautions and procedures when replacing the HDD

Outlines essential precautions for HDD replacement, including data backup and formatting procedures.

7.1.4 Precautions and Procedures when replacing the SYS board

Details precautions for SYS board replacement, including DIMM/SRAM installation and ROM version updates.

7.1.5 Procedures when replacing the LGC board

Provides step-by-step procedures for replacing the LGC board, including EEPROM backup and engine ROM updates.

7.1.6 Procedures when replacing the SLG board

Outlines the procedure for replacing the SLG board, including scanner ROM updates and data transfer.

7.1.7 Precautions and Procedures when replacing SRAM board

Details precautions for SRAM board replacement, especially regarding data encryption and initialization procedures.

7.1.8 Procedures when replacing EEPROM

Explains the procedure for replacing the EEPROM, including backup of SRAM data and firmware version confirmation.

7.1.9 Firmware confirmation after the PC board/HDD replacement

Guides on checking firmware versions after board or HDD replacement to ensure correct combination.

8. FIRMWARE UPDATING

8.1 Firmware Updating with USB Media

Details how to update firmware using USB media, including necessary programs, file names, and important precautions.

8.5 When Firmware Updating Fails

Provides troubleshooting steps for firmware update failures, including checking USB media and connections.

10. REMOTE SERVICE

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