Toshiba e-STUDIO2500c Service Manual page 7
Multifunctional digital color systems
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Also See for e-STUDIO2500c:
- Operator's manual (414 pages) ,
- Scanning manual (156 pages) ,
- Colour manual (8 pages)
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11.5 Disassembly and Replacement ....................................................................................... 11-10
12. DEVELOPER UNIT ..................................................................................................... 12-1
12.1 General Description ........................................................................................................... 12-1
12.2 Composition....................................................................................................................... 12-2
12.3 Functions ........................................................................................................................... 12-3
12.4 Electrical Circuit Description .............................................................................................. 12-5
12.4.1 Temperature/humidity detection circuit .................................................................. 12-5
12.4.2 Toner motor control circuit...................................................................................... 12-6
12.4.3 Used toner motor control circuit ............................................................................. 12-7
12.4.4 Auto-toner Circuit ................................................................................................... 12-8
12.5 Disassembly and Replacement ....................................................................................... 12-11
13. TRANSFER UNIT....................................................................................................... 13-1
13.1 General Descriptions ......................................................................................................... 13-1
13.2 Composition....................................................................................................................... 13-2
13.3 Functions ........................................................................................................................... 13-3
13.4 General description of operation........................................................................................ 13-5
13.4.1 Printing in the color modes ..................................................................................... 13-5
13.4.2 Printing in the black mode ...................................................................................... 13-6
13.4.3 Color registration control ........................................................................................ 13-7
13.5 Electric Circuit Description................................................................................................. 13-9
13.5.1 Transfer belt motor control circuit ........................................................................... 13-9
13.5.2 1st transfer roller cam motor control circuit .......................................................... 13-10
13.6 Disassembly and Replacement ....................................................................................... 13-11
14. IMAGE QUALITY CONTROL ..................................................................................... 14-1
14.1 General Description ........................................................................................................... 14-1
14.2 Composition....................................................................................................................... 14-2
14.3 Principle of the Sensor....................................................................................................... 14-3
14.4 Flow Chart of Control Procedure ....................................................................................... 14-4
14.5 Disassembly and Replacement ......................................................................................... 14-5
15. FUSER UNIT / PAPER EXIT SECTION...................................................................... 15-1
15.1 General Description ........................................................................................................... 15-1
15.2 Composition....................................................................................................................... 15-2
15.3 Functions ........................................................................................................................... 15-3
15.4 Description of Operation .................................................................................................... 15-5
15.5 Electric Circuit Description................................................................................................. 15-6
15.5.1 Fuser unit control circuit ......................................................................................... 15-6
15.5.2 Fuser motor control circuit .................................................................................... 15-14
15.5.3 Exit motor control circuit ....................................................................................... 15-15
15.5.4 Fuser unit use status determining circuit .............................................................. 15-16
15.6 Disassembly and Replacement ....................................................................................... 15-17
16. AUTOMATIC DUPLEXING UNIT (ADU)..................................................................... 16-1
16.1 General Description ........................................................................................................... 16-1
16.2 Composition....................................................................................................................... 16-2
16.3 Functions ........................................................................................................................... 16-3
16.4 Drive of ADU...................................................................................................................... 16-4
16.5 Description of Operations .................................................................................................. 16-5
16.6 Flow Chart ....................................................................................................................... 16-11
16.7 Disassembly and Replacement ....................................................................................... 16-13
17. POWER SUPPLY UNIT .............................................................................................. 17-1
17.1 Construction....................................................................................................................... 17-1
17.2 Operation of DC Output Circuits ........................................................................................ 17-2
17.3 Output Channel ................................................................................................................. 17-3
May 2006 © TOSHIBA TEC
e-STUDIO2500c/3500c/3510c CONTENTS
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