Service Manual, Service HandBook Manual and Parts List Manual Toshiba e-STUDIO 350 e-STUDIO 450 e-STUDIO 352 e-STUDIO 452 e-STUDIO 353 e-STUDIO 453;
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Content for Service HandBook Manual:
1. SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES
1.1 Specifications
1.2 Accessories
1.3 Options
1.3.1 e-STUDIO350/450
1.3.2 e-STUDIO352/452
1.4 Supplies
1.5 System List
1.5.1 e-STUDIO350/450
1.5.2 e-STUDIO352/353/452/453
2. ERROR CODE AND SELF-DIAGNOSTIC MODE
2.1 Error Code List
2.1.1 Jam
2.1.2 Service call
2.1.3 Error in Internet FAX / Scanning Function
2.1.4 Printer function error
2.2 Self-diagnosis Modes
2.2.1 Input check (Test mode 03) (e-STUDIO350/450)
2.2.2 Input check (Test mode 03) (e-STUDIO352/353/452/453)
2.2.3 Output check (test mode 03)
2.2.4 Test print mode (test mode 04)
2.2.5 Adjustment mode (05) (e-STUDIO350/450)
2.2.6 Adjustment mode (05) (e-STUDIO352/353/452/453)
2.2.7 Setting mode (08) (e-STUDIO350/450)
2.2.8 Setting mode (08) (e-STUDIO352/353/452/453)
2.2.9 Pixel counter
2.2.10 Classification List of Adjustment Mode (05) / Setting Mode (08)
(e-STUDIO350/450)
2.2.11 Classification List of Adjustment Mode (05) / Setting Mode (08)
(e-STUDIO352/353/452/453)
3. ADJUSTMENT
3.1 Adjustment of Auto-Toner Sensor
3.2 Image Dimensional Adjustment
3.2.1 General description
3.2.2 Paper alignment at the registration roller
3.2.3 Printer related adjustment
3.2.4 Scanner related adjustment
3.3 Image Quality Adjustment (Copying Function)
3.3.1 Density adjustment
3.3.2 Gamma slope adjustment
3.3.3 Sharpness adjustment
3.3.4 Setting range correction
3.3.5 Setting range correction (Adjustment of background peak)
3.3.6 Adjustment of smudged/faint text
3.3.7 Gamma balance adjustment < e-STUDIO 352/353/452/453 >
3.4 Image Quality Adjustment (Printing Function)
3.4.1 Adjustment of smudged/faint text
3.4.2 Adjustment of image density
3.5 Image Quality Adjustment (Scanning Function)
3.5.1 Density adjustment
3.5.2 Sharpness adjustment
3.5.3 Setting range correction
3.5.4 Setting range correction (Adjustment of background peak)
3.6 Adjustment of High-Voltage Transformer
3.6.1 Adjustment
3.6.2 Precautions
3.7 Adjustment of the Scanner Section
3.7.1 Carriages
3.7.2 Lens unit
3.8 Adjustment of the Paper Feeding System
3.8.1 Sheet sideways deviation caused by paper feeding
3.9 Adjustment of Developer Unit
3.9.1 Doctor-to-sleeve gap
3.10 Adjustment of the RADF (MR-3015)
3.10.1 Adjustment of RADF position
3.10.2 Adjustment of RADF height
3.10.3 Adjustment of skew
3.10.4 Automatic adjustment of sensors and initialization of EEPROM
3.10.5 Adjustment of aligning
3.10.6 Adjustment of aligning at reversing
3.10.7 Adjustment of reverse solenoid
3.10.8 Adjustment of RADF opening/closing switch
3.10.9 Adjustment of RADF opening/closing sensor
3.10.10Adjustment of tray volume
3.11 Adjustment of the RADF (MR-3018)
3.11.1 Adjustment of RADF Position
3.11.2 Adjustment of RADF Height
3.11.3 Adjustment of Skew
3.11.4 Adjustment of the Leading Edge Position
3.11.5 Adjustment of Horizontal Position
3.11.6 Adjustment of Copy Ratio
3.11.7 Adjustment of RADF Opening/Closing Sensor
3.12 Adjustment of the Finisher (MJ-1022)
3.12.1 Adjusting the jogging plate width
3.12.2 Adjusting the angle of the jogging plate
3.12.3 Adjusting the overlap of the sensor flag
3.12.4 Adjusting the tension of the stack processing motor belt
3.12.5 Releasing the stack tray guide lever fixing plate
3.12.6 Adjustment of the upper tray angle
3.12.7 DIP switch functions
3.13 Adjustment of the Finisher (MJ-1023/1024)
3.13.1 Adjusting the alignment position (Finisher unit)
3.13.2 Adjusting the staple position (Finisher unit)
3.13.3 Adjusting the folding position (Saddle stitcher unit)
3.13.4 Fine adjustment of binding/folding position (Saddle stitcher unit)
3.13.5 Sensor output adjustment (Puncher unit)
3.13.6 Registering the number of punch holes (Puncher unit)
3.14 Adjustment of the Finisher (MJ-1101)
3.14.1 Adjusting the Alignment Position
3.14.2 Adjusting the Stapling Position
3.14.3 B4-size recycled paper mode settings
3.14.4 Stopping Position Adjustment (MJ-6101:Puncher unit)
3.15 Key Copy Counter (MU-8, MU-10)
3.16 Adjustment of Dogleg
4. PREVENTIVE MAINTENANCE (PM)
4.1 PM Support Mode
4.1.1 General description
4.1.2 Operational flow and operational screen
4.1.3 Work flow of parts replacement
4.2 General Descriptions for PM Procedure (Maintenance Performed Every 120,000
Output Pages (e-STUDIO350/352/353) and 150,000 Output Pages
(e-STUDIO450/452/453))
4.3 Operational Items in Overhauling
4.4 Cleaning the Units which Have Processed 60,000 Output Pages (e-STUDIO350/352/353)
and 75,000 Output Pages (e-STUDIO450/452/453)
4.5 Preventive Maintenance Checklist
4.6 PM KIT
4.7 Jig List
4.8 Grease List
4.9 Precautions for Storing and Handling Supplies
4.9.1 Precautions for storing TOSHIBA supplies
4.9.2 Checking and cleaning of photoconductive drum
4.9.3 Checking and cleaning of drum cleaning blade
4.9.4 Checking and cleaning of fuser roller and pressure roller
4.9.5 Checking and replacing the cleaning roller
5. TROUBLESHOOTING
5.1 Diagnosis and Prescription for Each Error Code
5.1.1 Paper transport jam
5.1.2 Paper misfeeding
5.1.3 Cover open jam
5.1.4 Transport jam (RADF)
5.1.5 Finisher jam
5.1.6 Drive system related service call
5.1.7 Paper feeding system related service call
5.1.8 Scanning system related service call
5.1.9 Fuser unit related service call
5.1.10 Communication related service call
5.1.11 RADF related service call (MR-3015)
5.1.12 RADF related service call (MR-3018)
5.1.13 Laser optical unit related service call (MR-3018)
5.1.14 Finisher related service call
5.1.15 Service call for others
5.1.16 Error in Internet FAX / Scanning Function
5.1.17 Image control related service call
5.2 Troubleshooting for the Image
5.3 Replacement of PC Boards and HDD
5.3.1 Replacing HDD
5.3.2 Replacing SYS board
5.3.3 Caution when Data overwrite kit (GP-1050/1060) is installed
5.3.4 HDD information display
5.3.5 Replacing or clearing NVRAM
6. FIRMWARE UPDATING
6.1 Firmware Updating with Download Jig (e-STUDIO350/450)
6.1.1 PWA-DWNLD-350-JIG2 (48 MB)
6.1.2 PWA-DWNLD-350-JIG1 (16 MB)
6.1.3 Writing the data to the download jig (PWA-DWNLD-350-JIG)
6.1.4 K-PWA-DLM-320
6.2 Firmware Updating with Download Jig (e-STUDIO352/353/452/453)
6.2.1 PWA-DWNLD-350-JIG2 (48 MB)
6.2.2 Writing the data to the download jig (PWA-DWNLD-350-JIG)
6.2.3 K-PWA-DLM-320
6.3 Firmware Updating with FSMS (Field Service Manager) (e-STUDIO350/450)
6.4 Firmware Updating with USB Storage Device (e-STUDIO350/450)
6.5 Firmware Updating with USB Storage Device (e-STUDIO352/353/452/453)
6.6 Appendix
6.6.1 e-STUDIO350/450
6.6.2 e-STUDIO352/353/452/453
7. POWER SUPPLY UNIT
7.1 Output Channel
7.2 Fuse
7.3 Configuration of Power Supply Unit
8. REMOTE SERVICE
8.1 Auto Supply Order
8.1.1 Outline
8.1.2 Setting Item
8.1.3 Setting procedure
8.1.4 Order Sheet Format
8.2 Service Notification
8.2.1 Outline
8.2.2 Setting (e-STUDIO350/450)
8.2.3 Items to be notified (e-STUDIO350/450)
8.2.4 Setting (e-STUDIO352/353/452/453)
8.2.5 Items to be notified (e-STUDIO352/353/452/453)
9. DATA CLONING with USB STORAGE DEVICE (e-STUDIO352/353/452/453)
10. WIRE HARNESS CONNECTION DIAGRAMS
10.1 AC Wire Harness
10.2 DC Wire Harness (e-STUDIO350/450)
10.3 Connector Table (e-STUDIO350/450)
10.4 DC Wire Harness (e-STUDIO352/452)
10.5 Connector Table (e-STUDIO352/452)
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Content for Service Manual:
1. SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES
1.1 Specifications
1.2 Accessories
1.3 Options
1.3.1 e-STUDIO350/450
1.3.2 e-STUDIO352/452
1.4 Supplies
1.5 System List
1.5.1 e-STUDIO350/450
1.5.2 e-STUDIO352/452
2. OUTLINE OF THE MACHINE
2.1 Sectional View
2.2 Electric Parts Layout
2.3 Symbols and Functions of Various Components
2.4 General Description
2.4.1 System block diagram
2.4.2 Construction of boards
2.5 Installation and Replacement of Covers and PC boards
2.5.1 External covers
2.5.2 PC boards
2.6 Options
3. COPY PROCESS
3.1 General Description of Copying Process
3.2 Details of Copying Process
3.3 Comparison with DP4500/3500
4. GENERAL OPERATION
4.1 Overview of Operation
4.2 Description of Operation
4.2.1 Warming-up
4.2.2 Ready state (ready for copying)
4.2.3 Drawer feed copying (Upper drawer paper feeding)
4.2.4 Bypass feed copying
4.2.5 Interruption copying
4.3 Detection of Abnormality
4.3.1 Types of abnormality
4.3.2 Description of abnormality
4.4 Flow Chart
4.4.1 Immediately after the power is turned ON
4.4.2 Automatic paper feed copying
5. CONTROL PANEL
5.1 Control Panel and Display Panel
5.2 Items Shown on the Display Panel
5.2.1 Display
5.3 Relation between the Equipment State and Operator’s Operation
5.4 Description of Operation
5.4.1 Dot matrix LCD circuit
5.4.2 LED display circuit
5.5 Disassembly and Replacement
6. SCANNER
6.1 Function
6.2 Construction
6.3 Description of Operation
6.3.1 Scan motor
6.3.2 Scanning drive circuit
6.3.3 Initialization at power-ON
6.4 Control of Exposure Lamp
6.4.1 General description
6.4.2 Exposure lamp
6.4.3 Control circuit for the exposure lamp
6.5 General Description of CCD Control
6.5.1 Opto-electronic conversion
6.5.2 Shading correction
6.6 Automatic Original Size Detection Circuit
6.6.1 Principle of original size detection
6.6.2 Process of detection of original size
6.7 Disassembly and Replacement
7. IMAGE PROCESSING
7.1 General Description
7.2 Configuration
7.3 SLG Board
7.3.1 Features
7.3.2 Functions of image processing circuit
7.4 LGC Board
7.4.1 Features
7.4.2 Functions of image processing circuit
7.5 Laser Driving PC Board (LDR board)
8. LASER OPTICAL UNIT
8.1 General Description
8.2 Structure
8.3 Laser Diode
8.4 Laser Optical Unit Cooling Fan
8.5 Polygonal Motor
8.6 Disassembly and Replacement
9. PAPER FEEDING SYSTEM
9.1 Functions
9.2 Operation
9.2.1 Operation of bypass pickup roller
9.2.2 Operation of drawer pickup roller
9.2.3 Separation of paper
9.2.4 General operation
9.3 Drive Circuit of Tray-up Motor
9.4 Disassembly and Replacement
10. DRIVE SYSTEM
10.1 General Description
10.2 Functions
10.3 Main Motor
10.3.1 Main motor drive
10.3.2 Control signals
10.4 Disassembly and Replacement
11. DRUM RELATED SECTION
11.1 Configuration
11.2 Functions
11.3 Output Control Circuits of High-Voltage Transformer
11.3.1 Overview
11.3.2 Description of operations
11.4 Drum Temperature Detection Circuit
11.5 Temperature/Humidity Sensor
11.5.1 General description
11.5.2 Construction
11.6 Disassembly and Replacement
12. DEVELOPMENT SYSTEM
12.1 Configuration
12.2 Functions
12.3 Drive Circuit of Toner Motor
12.4 Auto-Toner Circuit
12.4.1 General description
12.4.2 Function of auto-toner sensor
12.4.3 Adjustment using the temperature / humidity sensor
12.4.4 Adjustment using the drum thermistor
12.5 Disassembly and Replacement
13. FUSER UNIT / PAPER EXIT SECTION
13.1 General Description
13.2 Operation
13.3 Functions
13.4 Heater Control Circuit
13.4.1 Configuration
13.4.2 Heating principle of IH Heater
13.4.3 IH control circuit interface
13.4.4 Relation between system configuration and IH output
13.4.5 Temperature detection section
13.4.6 Abnormality in the IH control circuit
13.5 Control Circuit of Exit Motor
13.6 Exit Motor Drive
13.7 Disassembly and Replacement
14. AUTOMATIC DUPLEXING UNIT (ADU)
14.1 General Description
14.2 Description of Operations
14.3 Drive of ADU
14.4 Flow Chart
14.5 Disassembly and Replacement
15. POWER SUPPLY UNIT
15.1 Construction
15.2 Operation of DC Output Circuits
15.3 Output Channel
15.4 Fuse
15.5 Configuration of Power Supply Unit
15.6 Sequence of Power Supply
15.7 AC Wire Harness
16. PC BOARDS
Total number of pages: 1066.
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