Table Of Contents - Toshiba e-STUDIO 2555C Service Manual

1. FEATURE...................................................................................................................... 1-1
1.1 Main Feature of this equipment......................................................................................... 1-1
2. SPECIFICATIONS/ACCESSORIES/OPTIONS/SUPPLIES ......................................... 2-1
2.1 Specifications .................................................................................................................... 2-1
2.1.1 General .............................................................................................................. 2-1
2.1.2 Copy .................................................................................................................. 2-4
2.1.3 Print ................................................................................................................... 2-9
2.1.4 Scan................................................................................................................... 2-9
2.1.5 Internet Fax...................................................................................................... 2-10
2.1.6 Hdd Memory Map ........................................................................................... 2-11
2.1.7 Network Fax (Option)....................................................................................... 2-12
2.2 Accessories..................................................................................................................... 2-13
2.3 System List...................................................................................................................... 2-14
2.4 Supplies .......................................................................................................................... 2-16
3. OUTLINE OF THE MACHINE ....................................................................................... 3-1
3.1 Sectional View................................................................................................................... 3-1
3.1.1 Front side........................................................................................................... 3-1
3.1.2 Rear Side ........................................................................................................... 3-3
3.2 Electric Parts Layout ......................................................................................................... 3-5
3.3 Symbols And Functions Of Various Components ............................................................ 3-15
3.3.1 Motors, fans ..................................................................................................... 3-15
3.3.2 Sensors And Switches...................................................................................... 3-16
3.3.3 Electromagnetic Spring Clutches ...................................................................... 3-19
3.3.4 Solenoids ......................................................................................................... 3-19
3.3.5 PC boards........................................................................................................ 3-19
3.3.6 Lamps, Leds, Heaters, And Coil....................................................................... 3-20
3.3.7 Thermistors, Thermostats ................................................................................. 3-21
3.3.8 Others .............................................................................................................. 3-21
3.4 Copy Process.................................................................................................................. 3-22
3.5 Comparison With E-Studio2050C/2051C/2550C/2551C .............................................. 3-23
3.6 General Operation........................................................................................................... 3-25
3.6.1 Overview of Operation ..................................................................................... 3-25
3.6.2 Description Of Operation .................................................................................. 3-26
3.6.3 Detection Of Abnormality.................................................................................. 3-30
3.6.4 Hibernation Function......................................................................................... 3-38
3.7 Control Panel .................................................................................................................. 3-39
3.7.1 General Description ......................................................................................... 3-39
3.7.2 Description Of Operation .................................................................................. 3-40
3.8 Scanner........................................................................................................................... 3-41
3.8.1 General Description ......................................................................................... 3-41
3.8.2 Construction..................................................................................................... 3-42
3.8.3 Functions ......................................................................................................... 3-43
3.8.4 Description Of Operation .................................................................................. 3-45
3.8.5 Process Of Detection Of Original Size ................................................................ 3-46
3.9 Writing Section ................................................................................................................ 3-48
3.9.1 General Description ......................................................................................... 3-48
3.9.2 General Description Of Led Print Head............................................................. 3-49
3.9.3 Led Print Head Lifting Mechanism .................................................................... 3-50
3.10 Driving Section ................................................................................................................ 3-51
3.10.1 Drum Tbu Drive Unit ........................................................................................ 3-52
3.10.2 Development Drive Unit/Paper Feeding Drive Unit ............................................. 3-53
3.10.3 Monochrome/Color Switching Mechanism ........................................................ 3-54
3.11 Paper Feeding System.................................................................................................... 3-55
3.11.1 General Descriptions ....................................................................................... 3-55
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e-STUDIO2555C/3055C/3555C/4555C/5055C
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