Toshiba e-STUDIO 555 e-STUDIO 655 e-STUDIO 755 e-STUDIO 855 Service Manual, Service HandBook Manual, Parts List Manual

Service Manual & Service HandBook Manual & Parts List Manual Toshiba e-STUDIO 555 e-STUDIO 655 e-STUDIO 755 e-STUDIO 855;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Toshiba e-STUDIO copier.
You can print, zoom or read any diagram, picture or page from this Service Manual & Service HandBook Manual & Parts List Manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Toshiba e-STUDIO 555 e-STUDIO 655 e-STUDIO 755 e-STUDIO 855 photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

Content for Service HandBook Manual:
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. 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)
2.2.2 Output check (test mode 03)
2.2.3 Test print mode (test mode 04)
2.2.4 Adjustment mode (05)
2.2.5 Setting mode (08)
2.2.6 Pixel counter
2.2.7 Classification List of Adjustment Mode (05) / Setting Mode (08)

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 Background adjustment
3.3.4 Sharpness adjustment
3.3.5 Setting range correction
3.3.6 Setting range correction (Adjustment of background peak)
3.3.7 Adjustment of smudged/faint text
3.4 Image Quality Adjustment (Printing Function)
3.4.1 Adjustment of smudged/faint text
3.4.2 Gamma balance adjustment
3.4.3 Image density adjustment
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)
3.5.5 Background adjustment
3.6 Measurement at Replacement of High-Voltage Transformer
3.6.1 Measurement
3.7 Adjustment of the Scanner Section
3.7.1 Carriages
3.7.2 Lens unit
3.7.3 Scan motor
3.8 Adjustment of the Paper Feeding System
3.8.1 Sheet sideways deviation caused by paper feeding
3.8.2 Separation roller pressure force adjustment
3.9 Adjustment of Developer Unit
3.10 Transfer Belt Deviation Adjustment
3.10.1 Transfer belt deviation check
3.10.2 Adjustment procedure
3.11 Adjustment of Fuser Unit
3.11.1 Adjustment of fuser roller pressure
3.11.2 Setting of fuser/pressure roller temperature
3.11.3 Adjustment of fuser entrance guide
3.11.4 High-fusing mode
3.11.5 Changing Printing Speed
3.12 Adjustment of the RADF
3.12.1 RADF position adjustment
3.12.2 RADF height adjustment
3.12.3 RADF image skew adjustment
3.12.4 RADF leading edge position adjustment
3.12.5 RADF horizontal position adjustment
3.12.6 RADF copy ratio adjustment
3.12.7 RADF opening/closing switch adjustment
3.12.8 Original reading start sensor adjustment
3.12.9 Platen Sheet
3.13 Adjustment of Finisher
3.13.1 Adjusting the Height Sensor (PS1)
3.13.2 Adjusting the Alignment Position
3.13.3 Adjusting the Staple Position (stapler movement range)
3.13.4 Adjusting the Buffer Roller Winding Amount
3.14 Adjustment of Saddle stitch finisher
3.14.1 Adjusting the Folding Position
3.14.2 Stitching Position (adjusting center stitching)
3.15 Adjustment of Hole punch unit
3.15.1 Sensor output adjustment
3.15.2 Registering the number of punch holes
3.15.3 Checking the sensitivity level of the transmission sensor
3.16 Adjustment of Inserter
3.16.1 Tray guide width adjustment
3.16.2 Input check 1
3.16.3 Check of sensor operations 1
3.16.4 Check of sensor operations 2
3.17 Adjustment of LCF (MP-4004)
3.17.1 Sheet sideways deviation adjustment
3.17.2 LCF slant adjustment

4. PREVENTIVE MAINTENANCE (PM)
4.1 General Description
4.2 PM Display
4.2.1 General description
4.2.2 PM display conditions
4.2.3 PM display contents
4.2.4 Clearing counter
4.3 General Descriptions for PM Procedure
4.4 PM Support Mode
4.4.1 General description
4.4.2 Operational flow and operational screen
4.4.3 Work flow of parts replacement
4.5 Preventive Maintenance Checklist
4.6 Precautions for Storing and Handling Supplies
4.6.1 Precautions for storing TOSHIBA supplies
4.6.2 Checking and cleaning of photoconductive drum
4.6.3 Checking and cleaning of drum cleaning blade and transfer belt cleaning blade 4-
34
4.6.4 Handling of drum cleaning brush and transfer belt cleaning brush
4.6.5 Handling of transfer belt
4.6.6 Checking and cleaning of fuser roller and pressure roller
4.6.7 Checking and replacing of cleaning web
4.7 PM KIT
4.8 Maintenance Part List
4.9 Grease List
4.10 Operational Items in Overhauling

5. TROUBLESHOOTING
5.1 General Descriptions
5.2 Diagnosis and Prescription for Each Error Code
5.2.1 Paper transport jam
5.2.2 Paper misfeeding
5.2.3 Cover open jam
5.2.4 RADF jam
5.2.5 Finisher jam
5.2.6 Paper feeding system related service call
5.2.7 Scanning system related service call
5.2.8 Fuser unit related service call
5.2.9 Communication related service call
5.2.10 RADF related service call
5.2.11 Laser optical unit related service call
5.2.12 Finisher related service call
5.2.13 Service call for others
5.2.14 Error in Internet FAX / Scanning Function
5.2.15 Error in Printer Function
5.2.16 Troubleshooting for image quality control
5.2.17 Troubleshooting for surface potential control
5.2.18 Troubleshooting for remaining toner detection sensor
5.3 Troubleshooting for the Image
5.4 Replacement of PC Boards / HDD
5.4.1 Installation and Separation of PC Boards / HDD
5.4.2 Precautions, Procedures and Settings for Replacing PC Boards and HDD
5.4.3 Precautions for Installation of GP-1070 and Disposal of the HDD and PC Boards
5-168
5.5 Other errors

6. FIRMWARE UPDATING
6.1 Firmware Updating with USB Media
6.1.1 Master data/System ROM/Laser ROM/PFC ROM/Engine ROM/Scanner ROM6-7
6.2 Firmware Updating with PWA-DWNLD-350-JIG2
6.2.1 Writing the data to the download jig (PWA-DWNLD-350-JIG2)
6.2.2 System ROM
6.3 Firmware Updating with K-PWA-DLM-320
6.3.1 Laser ROM
6.3.2 Engine ROM/PFC ROM
6.3.3 Scanner ROM
6.3.4 RADF firmware
6.3.5 Finisher firmware (MJ-1027/1028)
6.3.6 Saddle stitcher firmware (MJ-1104)
6.3.7 Inserter firmware (MJ-7001)
6.3.8 Fax unit firmware (GD-1250)
6.4 Confirmation of the updated data
6.5 When Firmware Updating Fails
6.5.1 Procedure
6.5.2 Flow chart for correcting USB update failure

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
8.2.3 Items to be notified

9. BACKUP FUNCTION
9.1 Data Cloning
9.1.1 General description
9.1.2 Precautions
9.1.3 Backup files
9.1.4 Cloning procedure
9.2 AES Data Encryption Function Setting
9.2.1 General description
9.2.2 Precautions
9.2.3 Setting procedure
9.2.4 Procedure for disabling data encryption function
9.2.5 Procedure for discarding HDD when data encryption function is enabled
9.3 Assist Mode
9.3.1 Assist Mode
9.3.2 Operating Procedure of Assist Mode

10. WIRE HARNESS CONNECTION DIAGRAMS
10.1 AC Wire Harness
10.2 DC Wire Harness
10.3 Electric Parts Layout
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Content for Service Manual:
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. OUTLINE OF THE MACHINE
2.1 Sectional View
2.1.1 Front view
2.1.2 Rear view
2.2 Electric Parts Layout
2.3 Symbols and Functions of Various Components
2.3.1 Motors
2.3.2 Sensors and switches
2.3.3 Electromagnetic spring clutches
2.3.4 Solenoids
2.3.5 PC boards
2.3.6 Lamps and heaters
2.3.7 Thermistors and thermostats
2.3.8 Transformer
2.3.9 Others
2.4 System Block Diagram
2.5 Installation and Replacement of Covers
2.6 Removal and Installation of Options

3. COPY PROCESS
3.1 General Description
3.2 Details of Copy Process
3.3 Comparison of Copy Process to e-STUDIO550/650/810

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 with the [START] button
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

5. CONTROL PANEL
5.1 General Description
5.2 Items Shown on the Display Panel
5.2.1 Display
5.2.2 Message
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. SCANNING SECTION
6.1 Function
6.2 Construction
6.3 Operation
6.3.1 Scanner motor (M1)
6.3.2 Two-phase motor drive circuit (fixed-current type)
6.4 Control for Exposure Lamp
6.4.1 General description
6.4.2 Exposure lamp
6.4.3 Control circuit for exposure lamp
6.5 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 original size detection
6.7 Disassembly and Replacement

7. LASER OPTICAL UNIT
7.1 General Description
7.2 Structure
7.2.1 Laser optical unit
7.2.2 Polygonal motor unit
7.2.3 f? lenses 1 and 2
7.2.4 H-sync detection PC board (SNS board)
7.2.5 Laser driving board (LDR1/LDR2 board)
7.2.6 Slit glass
7.3 Laser Diode Control Circuit
7.4 Polygonal Motor Control Circuit
7.5 Laser Unit Cooling Fan Control Circuit
7.6 Disassembly and Replacement

8. PAPER FEEDING SYSTEM
8.1 General Description
8.2 Functions
8.3 Operation
8.3.1 Operation of bypass pickup roller
8.3.2 Operation of drawer pickup roller
8.3.3 Paper separation
8.3.4 Driving
8.3.5 General operation
8.3.6 Description of Tandem LCF Operation
8.4 Tray-up motor control circuit
8.5 Feed motor control circuit
8.6 Transport motor control circuit
8.7 Registration motor control circuit
8.8 Tandem LCF tray-up motor / end fence motor
8.9 Disassembly and Replacement

9. PROCESS RELATED SECTION
9.1 Construction
9.2 Functions
9.3 Charger Wire Cleaner Control Circuit
9.3.1 General description
9.3.2 Configuration
9.4 High-voltage Transformer Control Circuit
9.4.1 General description
9.4.2 Description of operation
9.5 Drum Surface Potential Sensor Control Circuit
9.5.1 General description
9.5.2 Configuration
9.5.3 Description of operation
9.6 Temperature/humidity detection circuit
9.6.1 Outline
9.6.2 Construction
9.7 Disassembly and Replacement

10. DRUM/CLEANER UNIT
10.1 Construction
10.2 Functions
10.3 Drum Temperature Detection Circuit
10.4 Image Quality Control
10.4.1 Outline
10.4.2 Construction
10.4.3 Principle of Image Quality Sensor
10.4.4 Flow of control
10.5 Drum motor control circuit
10.6 Disassembly and Replacement

11. DEVELOPER UNIT
11.1 Construction
11.2 Functions
11.3 Developer Unit Drive
11.4 Motor Control Circuit
11.4.1 New toner supply motor control circuit
11.4.2 Developer unit motor control circuit
11.5 Auto-toner Circuit
11.5.1 General description
11.5.2 Operation of auto-toner sensor
11.6 Disassembly and Replacement

12. TRANSFER/TRANSPORT UNIT
12.1 General Description
12.2 Functions
12.3 General Description of Transfer Belt Unit Operation
12.4 Transfer belt motor control circuit
12.5 Disassembly and Replacement

13. FUSER UNIT
13.1 Outline
13.2 Operation
13.3 Functions
13.4 Fuser Control Circuit
13.4.1 Configuration
13.4.2 Heating principle of IH coil
13.4.3 IH control circuit interface
13.4.4 Abnormality in the IH control circuit
13.4.5 Temperature detection section
13.5 Fuser Motor Control Circuit
13.6 Disassembly and Replacement

14. EXIT/REVERSE SECTION
14.1 General Description
14.2 Functions
14.3 Driving of Exit/Reverse section
14.4 Operation
14.5 Exit motor control circuit
14.6 Reverse motor control circuit
14.7 Disassembly and Replacement

15. REVERSING AUTOMATIC DOCUMENT FEEDER (RADF)
15.1 General Description
15.2 Functions
15.3 Description of Operation
15.3.1 Paper path
15.3.2 Drive
15.3.3 Original size detection
15.4 Electric Circuit Description
15.4.1 Signal block diagram
15.4.2 Electric circuit description
15.5 Disassembly and Replacement
15.5.1 RADF
15.5.2 RADF front cover
15.5.3 RADF rear cover
15.5.4 Original jam access cover
15.5.5 RADF left cover
15.5.6 Original tray
15.5.7 Original reverse tray
15.5.8 Platen sheet unit
15.5.9 RADF exit tray
15.5.10 Reading start guide unit
15.5.11 Exit guide / Exit/reverse guide / Reading end guide
15.5.12 Paper feeder unit
15.5.13 Pickup roller
15.5.14 Feed roller
15.5.15 Separation roller
15.5.16 Original registration roller
15.5.17 Intermediate transport roller
15.5.18 Reading start roller
15.5.19 Reading end roller
15.5.20 Exit roller
15.5.21 Exit/reverse roller
15.5.22 Exit intermediate roller
15.5.23 Reverse roller
15.5.24 Original feed motor (MR1)
15.5.25 Original feed motor bracket
15.5.26 Read motor (MR2)
15.5.27 Read motor bracket
15.5.28 Original reverse motor (MR3)
15.5.29 Original exit motor (MR4)
15.5.30 RADF cooling fan (FR1)
15.5.31 Original pickup solenoid (SOLR1)
15.5.32 Original reverse solenoid (SOLR2)
15.5.33 Original exit solenoid (SOLR3)
15.5.34 Original jam access cover opening/closing switch (SWR1)
15.5.35 RADF opening/closing switch (SWR2)
15.5.36 RADF opening/closing sensor (SR15)
15.5.37 Original empty sensor (SR3)
15.5.38 Original jam access cover opening/closing sensor (SR13)
15.5.39 Feeder lower guide unit
15.5.40 Original width detection sensor-3 (SR8)
15.5.41 Original width detection sensor-2 (SR7)
15.5.42 Original width detection sensor-1 (SR6)
15.5.43 Original registration sensor (SR5)
15.5.44 Original exit sensor (SR12)
15.5.45 Original tray sensor (SR1)
15.5.46 Original tray width sensor (SR2)
15.5.47 Original exit/reverse sensor (SR11)
15.5.48 Original reverse unit opening/closing sensor (SR14)
15.5.49 Original reading end sensor (SR4)
15.5.50 Original intermediate transport sensor (SR9)
15.5.51 Original reading start sensor (SR10)
15.5.52 Original reading start sensor (prism)
15.5.53 RADF board (RADF)
15.5.54 RADF board bracket
15.5.55 Harness guide

16. POWER SUPPLY UNIT
16.1 Construction
16.2 Operation of DC Output Circuit
16.3 Output Channel
16.4 Fuse
16.5 Configuration of Power Supply Unit
16.6 AC Wire Harness

17. PC BOARDS
18. EXTERNAL COUNTERS
18.1 Outline
18.2 Signal
18.3 Notices

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Content for Parts List Manual:
COVER-1-ASM
COVER-2-ASM
CONTROL-PANEL-ASM
LOWER-FRAME-ASM
UPPER-FRAME-ASM
FEED-DRIVE-ASM
PAPER-FEED-ASM
TANDEM-LCF-1-ASM
TANDEM-LCF-2-ASM
MANUAL-FEED-DRIVE-1-ASM
MANUAL-FEED-DRIVE-2-ASM
MANUAL-TRAY-ASM
REVERSE-DRIVE-ASM
REVERSE-OPEN-GUIDE-1-ASM
REVERSE-OPEN-GUIDE-2-ASM
ALIGNING-ROLLER-ASM
TRANSPORT-ROLLER-ASM
TRANSPORT-BELT-DRIVE-1-ASM
TRANSPORT-BELT-DRIVE-2-ASM
TRANSPORT-BELT-GUIDE-1-ASM
TRANSPORT-BELT-GUIDE-2-ASM
TRANSPORT-BELT-CASE-1-ASM
TRANSPORT-BELT-CASE-2-ASM
FUSER-DRIVE-ASM
FUSER-1-ASM
FUSER-2-ASM
FUSER-3-ASM
FUSER-4-ASM
FRONT-FRAME-ASM
REAR-FRAME-1-ASM
REAR-FRAME-2-ASM
LASER-OPT-ASM
DUCT-ASM
OPTICAL-FRAME-ASM
OPTICAL-DRIVE-ASM
CRG-1-ASM
CRG-2-ASM
OPTICAL-ELECTRIC-ASM
CHARGER-DRIVE-ASM
MAIN-CHARGER-ASM
DRUM/DRUM-DRIVE ASM
DEV DRIVE/STAY-ASM
DEVELOPER-1-ASM
DEVELOPER-2-ASM
TONNER-DRIVE-ASM
USED-TONER/AUGER-ASM
RECYCLE/AUGER-ASM
CLEANER-1-ASM
CLEANER-2-ASM
CLEANER-3-ASM
DARWER-ASM
ELECTRIC-ASM
LGC-ASM
SYS-ASM
HARNESS-SYS
HARNESS-LGC-1
HARNESS-LGC-2
HARNESS-PLG/PS/RADF
RADF-FEED-1-ASM
RADF-FEED-2-ASM
RADF-FEED-3-ASM
RADF-FEED-4-ASM
RADF-FEED-5-ASM
RADF-FEED-6-ASM
RADF-FEED-DRIVE-ASM
RADF-HINGE-ASM
RADF-REAR-FRAME-ASM
RADF-COVER-ASM
RADF-GUIDE-OPEN-ASM
RADF-PLATEN-ASM
RADF-TRAY-ASM
JIGS & GREASE
DOWNLOAD JIGS
SUPPLIES
REPLACE UNIT
PM-KIT

Total number of pages: 1224.