Table Of Contents - Toshiba e-STUDIO281c Service Manual

1. SPECIFICATIONS/ACCESSORIES/OPTIONS/SUPPLIES ......................................... 1-1
1.1 Specifications....................................................................................................................... 1-1
1.2 Accessories ......................................................................................................................... 1-7
1.3 Options ................................................................................................................................ 1-8
1.4 Supplies ............................................................................................................................... 1-9
1.5 System List ........................................................................................................................ 1-10
2. OUTLINE OF THE MACHINE ....................................................................................... 2-1
2.1 Sectional View ..................................................................................................................... 2-1
2.2 Electric Parts Layout............................................................................................................ 2-5
2.3 Symbols and Functions of Various Components............................................................... 2-15
2.4 General Description ........................................................................................................... 2-22
2.4.1 System block diagram ............................................................................................ 2-22
2.4.2 Construction of boards ........................................................................................... 2-23
2.5 Disassembly and Replacement of Covers......................................................................... 2-25
2.6 Disassembly and Replacement of PC boards/HDD .......................................................... 2-33
2.7 Removal and Installation of Options .................................................................................. 2-44
3. COPY PROCESS .......................................................................................................... 3-1
3.1 Expression of Colors and 4-Step Copy Process.................................................................. 3-1
3.2 General Description of Copying Process............................................................................. 3-2
3.3 Details of Copying Process.................................................................................................. 3-3
3.4 List of Copying Process Conditions ................................................................................... 3-14
4. GENERAL OPERATION............................................................................................... 4-1
4.1 Overview of Operation ......................................................................................................... 4-1
4.2 Description of Operation ...................................................................................................... 4-2
4.2.1 Warming-up .............................................................................................................. 4-2
4.2.2 Ready (ready for copying) ........................................................................................ 4-2
4.2.3 Drawer feed copying (Upper drawer paper feeding) ................................................ 4-3
4.2.4 Bypass feed copying ................................................................................................ 4-8
4.2.5 Interruption copying .................................................................................................. 4-8
4.3 Detection of Abnormality...................................................................................................... 4-9
4.3.1 Types of abnormality ................................................................................................ 4-9
4.3.2 Description of abnormality ...................................................................................... 4-10
4.4 Flow Chart ......................................................................................................................... 4-15
4.4.1 Power ON to ready ................................................................................................. 4-15
4.4.2 Automatic feed copying .......................................................................................... 4-17
5. CONTROL PANEL........................................................................................................ 5-1
5.1 General Description ............................................................................................................. 5-1
5.2 Items Shown on the Display Panel ...................................................................................... 5-2
5.2.1 Display...................................................................................................................... 5-2
5.2.2 Message ................................................................................................................... 5-4
5.3 Relation between the Equipment State and Operator's Operation...................................... 5-9
5.4 Description of Operation .................................................................................................... 5-12
5.4.1 Dot matrix LCD circuit ............................................................................................ 5-12
5.4.2 LED display circuit .................................................................................................. 5-14
5.5 Disassembly and Replacement ......................................................................................... 5-15
6. SCANNER ..................................................................................................................... 6-1
6.1 General Description ............................................................................................................. 6-1
6.2 Construction......................................................................................................................... 6-2
6.3 Functions ............................................................................................................................. 6-3
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e-STUDIO281c/351c/451c
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