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Toshiba e-STUDIO 167, e-STUDIO 207, e-STUDIO 237, Service Manual & Service HandBook Manual
You can print, zoom or read any diagram, picture or page from this Service Manual & Service HandBook 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 167, e-STUDIO 207, e-STUDIO 237 photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:
Content for SERVICE MANUAL:
1) SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES
1.1 Specifications
1.2 Accessories
1.3 Options
1.4 Supplies
1.5 System List
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 Disassembly and Replacement of Covers
2.6 Disassembly and Replacement of PC boards
2.7 Removal and Installation of Options
3) COPY PROCESS
3.1 General Description of Copying Process
3.2 Details of Copying Process
3.3 Comparison with e-STUDIO230/280
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
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 General Description
5.2 Items Shown on the Display Panel
5.2.1 Display
5.2.2 Message
5.3 Relation between Equipment State and Operation
5.4 Operation
5.4.1 Block diagram
5.4.2 LED display circuit
5.5 Disassembly and Replacement
6) SCANNER
6.1 General Description
6.2 Construction
6.3 Functions
6.4 Description of Operation
6.4.1 Scanning operation
6.4.2 Scan motor drive circuit
6.5 Contact Image Sensor Unit Control Circuit
6.5.1 Exposure LED control circuit
6.5.2 CCD control circuit
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 MAIN Board
7.3.1 Features
7.3.2 Functions of image processing circuit
8) LASER OPTICAL UNIT
8.1 General Description
8.2 Structure
8.3 Laser Diode Control Circuit
8.4 Polygonal Motor Control Circuit
8.5 Disassembly and Replacement
9) DRIVE UNIT
9.1 General Description
9.2 Configuration
9.3 Functions
9.4 Main Motor Control Circuit
9.5 Disassembly and Replacement
10) PAPER FEEDING SYSTEM
10.1 General Description
10.2 Configuration
10.3 Functions
10.4 Operation
10.4.1 Drawer
10.4.2 Bypass tray
10.4.3 General operation
10.5 Disassembly and Replacement
11) DRUM RELATED SECTION
11.1 General Description
11.2 Configuration
11.3 Functions
11.4 High-Voltage Output Control Circuit
11.4.1 General description
11.4.2 Description of Operation
11.5 Drum Temperature Detection Circuit
11.5.1 General description
11.5.2 Circuit configuration
11.6 Temperature/Humidity Detection Circuit
11.6.1 General Description
11.6.2 Circuit configuration
11.7 Disassembly and Replacement
12) DEVELOPMENT SYSTEM
12.1 General Description
12.2 Construction
12.3 Functions
12.3.1 Function of each unit
12.3.2 Functions of the toner cartridge PC board (CTRG)
12.3.3 Recovered toner supply mechanism
12.4 Toner Motor Control Circuit
12.5 Auto-Toner Circuit
12.5.1 General description
12.5.2 Function of auto-toner sensor
12.6 Disassembly and Replacement
13) FUSER / EXIT UNIT
13.1 General Description
13.2 Configurations
13.3 Functions
13.4 Operation
13.5 Fuser Unit Control Circuit
13.5.1 Configuration
13.5.2 Temperature detection section
13.6 Disassembly and Replacement
14) AUTOMATIC DUPLEXING UNIT (ADU) (OPTION: MD-0103)
14.1 General Description
14.1.1 Specifications of MD-0103
14.2 Construction
14.3 Functions
14.4 Drive of ADU
14.5 Description of Operation
14.6 Flow Chart
14.7 Disassembly and Replacement
15) POWER SUPPLY UNIT
15.1 Construction
15.2 Operation of DC Output Circuit
15.3 Output Channel
15.4 Fuse
15.5 Configuration of Power Supply Unit
15.6 Power Supply Sequence
15.7 AC Wire Harness
16) PC BOARDS
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Content for SERVICE HANDBOOK MANUAL:
1. SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES
1.1 Specifications
1.2 Accessories
1.2.1 e-STUDIO165/205
1.2.2 e-STUDIO167/207/237
1.3 Options
1.3.1 e-STUDIO165/205
1.3.2 e-STUDIO167/207/237
1.4 Supplies
1.5 System List
1.5.1 e-STUDIO165/205
1.5.2 e-STUDIO167/207/237
2. ERROR CODE AND SELF-DIAGNOSTIC MODE
2.1 Error Code List
2.1.1 Jam
2.1.2 Service call
2.2 Self-diagnosis Modes
2.2.1 Adjustment mode (05)
2.2.2 Setting mode (08)
2.2.3 Function test
2.2.4 AUTO TEST
2.2.5 INDIVIDUAL TEST
2.2.6 TEST RESULT LIST
2.2.7 Function test
2.2.8 MAINTENANCE
2.2.9 SERVICE LIST
2.2.10 FUNCTION (Jam counter ROM ver.)
2.2.11 RAM clear
2.2.12 Country/Region code
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 Setting range correction (Adjustment of text peak)
3.3.7 Adjustment of smudged/faint text
3.3.8 Adjustment of image density
3.4 Image Quality Adjustment (Printing Function)
3.4.1 Adjustment of smudged/faint text
3.4.2 Adjustment of image density
3.4.3 Gamma balance 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 Setting range correction (Adjustment of text 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 CIS unit
3.7.2 CIS unit drive belt-1
3.7.3 Scan motor (CIS unit drive belt-2)
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 ADF/RADF (MR-2017/3019)
3.10.1 Adjustment of ADF/RADF Position
3.10.2 Adjustment of ADF/RADF Height
3.10.3 Adjustment of Skew
3.10.4 Adjustment of the Leading Edge Position
3.10.5 Adjustment of Horizontal Position
3.10.6 Adjustment of Copy Ratio
3.10.7 Adjustment of ADF/RADF Opening/Closing Sensor
4. PREVENTIVE MAINTENANCE (PM)
4.1 General Descriptions for PM Procedure
4.2 Operational Items in Overhauling
4.3 Preventive Maintenance Checklist
4.4 PM KIT
4.5 Jig List
4.6 Grease List
4.7 Precautions for Storing and Handling Supplies
4.7.1 Precautions for storing TOSHIBA supplies
4.7.2 Checking and cleaning of photoconductive drum
4.7.3 Checking and cleaning of drum cleaning blade
4.7.4 Checking and cleaning of fuser roller and pressure 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 (ADF)
5.1.5 Drive system related service call
5.1.6 Paper feeding system related service call
5.1.7 Scanning system related service call
5.1.8 Fuser unit related service call
5.1.9 ADF related service call
5.1.10 Laser optical unit related service call
5.1.11 Service call for others
5.1.12 Optical communication related service call
5.2 Troubleshooting for the Image
5.3 Replacement of PC Boards
5.3.1 Replacing MAIN board
5.3.2 Replacing SRAM board
6. FIRMWARE UPDATING
6.1 Firmware Updating with Download Jig
6.1.1 PWA-DWNLD-350-JIG
6.1.2 Writing the data to the download jig (PWA-DWNLD-350-JIG)
6.1.3 K-PWA-DLM-320
6.2 Firmware Updating with TOSHIBA Viewer (e-STUDIO165/205 only)
6.3 Firmware Updating with USB Storage Device (When GA-1190/GA-1200 is installed)
6.4 Firmware Updating with Software Update Tool
6.4.1 General Description
6.4.2 System Requirements
6.4.3 Preparation and Precaution
6.4.4 Update Procedure
7. POWER SUPPLY UNIT
7.1 Output Channel
7.2 Fuse
7.3 Configuration of Power Supply Unit
8. SERVICE NOTIFICATION
8.1 Outline
8.2 Setting
8.2.1 Setting items
8.2.2 E-mail address setting
8.3 Items to be notified
9. WIRE HARNESS CONNECTION
9.1 AC Wire Harness
9.2 DC Wire Harness
9.2.1 e-STUDIO165/205
9.2.2 e-STUDIO167/207/237
9.3 Electric Parts Layout
Number of pages: 579.
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