User Manuals: Toshiba e-STUDIO282S Mono Laser MFP

Manuals and User Guides for Toshiba e-STUDIO282S Mono Laser MFP. We have 1 Toshiba e-STUDIO282S Mono Laser MFP manual available for free PDF download: Service Manual

Toshiba e-STUDIO282S Service Manual

Toshiba e-STUDIO282S Service Manual (354 pages)

MULTIFUNCTIONAL DIGITAL SYSTEMS

Brand: Toshiba | Category: All in One Printer | Size: 17 MB

Table of Contents

Service Manual
1
Table of Contents
7
1 Specifications / Accessories / Options / Supplies

11
- Specifications
  11
- Accessories
  16
- Options
  17
  - E-STUDIO200L/230/230L/280/280S
    17
  - E-STUDIO202L/203L/232/232S/233/282/282S/283/283S
    18
- Supplies
  20
- System List
  21
  - E-STUDIO200L/230/230L/280/280S
    21
  - E-STUDIO202L/203L/232/232S/233/282/282S/283/283S
    27
2 Outline of the Machine

35
- Sectional View
  35
- Electric Parts Layout
  38
- Front Side
  39
- Symbols and Functions of Various Components
  51
- General Description
  60
  - System Block Diagram
    60
  - Construction of Boards
    62
- Installation and Replacement of Covers and PC Boards
  64
  - Covers
    64
  - PC Boards
    75
- Installation and Replacement of Options
  85
3 Copy Process

105
4 General Operation

119
- Overview of Operation
  119
- Description of Operation
  120
  - Warming-Up
    120
  - Ready State (Ready for Copying)
    120
  - Drawer Feed Copying (Upper Drawer Paper Feeding)
    121
  - Bypass Feed Copying
    123
  - Interruption Copying
    123
- Detection of Abnormality
  124
  - Types of Abnormality
    124
  - Description of Abnormality
    125
- Flow Chart
  130
  - Immediately after the Power Is Turned on
    130
  - Automatic Paper Feed Copying
    132
5 Control Panel

135
- Control Panel and Display Panel
  135
- Items Shown on the Control Panel
  136
  - Display
    137
- Relation between the Equipment State and Operator's Operation
  142
- Description of Operation
  146
  - Dot Matrix LCD Circuit
    146
  - LED Display Circuit
    149
  - Disassembly and Replacement
    150
6 Scanner

155
- Function
  155
- Construction
  156
- Description of Operation
  158
  - Scan Motor
    158
  - Scanning Drive Circuit
    159
  - Initialization at Power-ON
    161
- Control of Exposure Lamp
  162
  - General Description
    162
  - Exposure Lamp
    163
  - Control Circuit for the Exposure Lamp
    164
- General Description of CCD Control
  165
  - Opto-Electronic Conversion
    165
  - Shading Correction
    165
- Automatic Original Size Detection Circuit
  166
  - Principle of Original Size Detection
    166
  - Process of Detection of Original Size
    167
- Disassembly and Replacement
  171
7 Image Processing

185
- General Description
  185
- Configuration
  187
- SLG Board
  188
  - Features
    188
  - Functions of Image Processing Circuit
    188
- LGC Board
  192
  - Features
    192
  - Functions of Image Processing Circuit
    192
- Laser Driving PC Board
  193
8 Laser Optical Unit

195
- General Description
  195
- Structure
  197
- Laser Diode
  200
- Polygonal Motor
  201
- Internal Cooling Fan-2
  202
- Disassembly and Replacement
  203
9 Paper Feeding System

207
- Functions
  207
- Operation
  211
  - Operation of Bypass Pickup Roller
    211
  - Operation of Drawer Pickup Roller
    212
  - Separation of Paper
    213
  - Operation of Clutch
    214
  - General Operation
    215
- Drive Circuit of Tray-Up Motor
  217
- Disassembly and Replacement
  219
10 Drive System

243
- General Description
  243
- Functions
  244
- Main Motor
  245
  - Main Motor Drive
    245
  - Control Signals
    246
- Disassembly and Replacement
  247
11 Drum Related Section

251
- Configuration
  251
- Functions
  252
- High-Voltage Transformer Output Control Circuit
  254
  - General Description
    254
  - Description of Operation
    255
- Drum Temperature Detection Circuit
  256
  - General Description
    256
  - Construction
    256
- Temperature/Humidity Detection Circuit
  257
  - General Description
    257
  - Construction
    257
- Disassembly and Replacement
  258
12 Development System

271
- Configuration
  271
- Functions
  272
  - General Description
    272
  - Recovered Toner Supply Mechanism
    273
- Drive Circuit of Toner Motor
  274
- Auto-Toner Circuit
  276
  - General Description
    276
  - Function of Auto-Toner Sensor
    277
- Disassembly and Replacement
  279
13 Fuser Unit

291
- General Description
  291
- Operation
  292
- Functions
  293
- Heater Control Circuit
  295
  - Configuration
    295
  - Temperature Detection Section
    296
- Disassembly and Replacement
  301
14 Paper Exit Section

309
- General Description
  309
- Functions
  310
- Control Circuit of Exit Motor
  311
- Exit Motor Drive
  312
- Disassembly and Replacement
  313
15 Automatic Duplexing Unit (Adu) (Option: MD-0102)

317
- General Description
  317
- Description of Operations
  318
- Drive of ADU
  323
- Flow Chart
  324
- Disassembly and Replacement
  326
16 Power Supply Unit

335
- Construction
  335
- Operation of DC Output Circuits
  336
- Output Channel
  337
- Fuse
  339
- Configuration of Power Supply Unit
  340
- Sequence of Power Supply
  341
- AC Wire Harness
  342
17 Pc Boards

343
- 2004 - 2008 TOSHIBA TEC CORPORATION All Rights Reserved E-STUDIO200L/202L/203L/230/232/233/280/282/283
  343

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