Contents
i ７.３ BSD (Block Schematic Diagram)
7.3 BSD (Block Schematic Diagram)
Contents
7.3.1 Preface ................................................................................................................................................................ 1
7.3.1.1 How to Use the BSDs .......................................................................................................................... 1
7.3.1.2 Explanation of Symbols ....................................................................................................................... 1
7.3.1.3 Signal Name .............................................................................................................................................. 2
7.3.1.4 DC Voltage ................................................................................................................................................ 2
7.3.1.5 Other Descriptions ................................................................................................................................ 2
7.3.2 BSD (Block Schematic Diagram) ............................................................................................................. 3
Chain 1 Standby Power ..................................................................................................................................... 3
CH1.1 MAIN POWER ON AND M/C POWER CONTROL .................................................................................... 3
CH1.2 DC POWER GENERATION (1 OF 2) ............................................................................................................... 4
CH1.3 DC POWER GENERATION (2 OF 2) ............................................................................................................... 5
CH1.4 DADF DC POWER DISTRIBUTION ................................................................................................................. 6
CH1.5 OPTION DC POWER DISTRIBUTION ............................................................................................................ 7
CH1.6 POWER INTERLOCK SWITCHING ................................................................................................................... 8
Chain 2 Mode Selection ..................................................................................................................................... 9
CH2.1 CONTROL PANEL .................................................................................................................................................. 9
Chain 3 Machine Run Control ....................................................................................................................... 10
CH3.1 PWB COMMUNICATION (ESS-DRIVE) ...................................................................................................... 10
CH3.2 PWB COMMUNICATION (ESS/MCU-DADF) .......................................................................................... 11
CH3.3 PWB COMMUNICATION (ESS/MCU-TM) ................................................................................................ 12
CH3.4 ELECTRIC BILLING ............................................................................................................................................ 13
Chain 4 Start Print Power .............................................................................................................................. 14
CH4.1 MAIN DRIVE CONTROL.................................................................................................................................... 14
CH4.2 SUB DRIVE CONTROL ..................................................................................................................................... 15
CH4.3 MAIN MOTOR DRIVE TRANSMISSION ..................................................................................................... 16
CH4.4 SUB MOTOR DRIVE TRANSMISSION ....................................................................................................... 17
Chain 5 Document Transportation .............................................................................................................. 18
CH5.1 DADF INTERLOCK AND DOCUMENT SETTING ................................................................................... 18
CH5.2 DOCUMENT SIZE SENSING (1 OF 2) ........................................................................................................ 19
CH5.3 DOCUMENT SIZE SENSING (2 OF 2) ........................................................................................................ 20
CH5.4 DOCUMENT FEEDING ....................................................................................................................................... 21
CH5.5 DOCUMENT SCAN, INVERT AND EXIT TRANSPORTATION ......................................................... 22
CH5.6 DOCUMENT PATH .............................................................................................................................................. 23
CH5.7 DOCUMENT TRANSMISSION ........................................................................................................................ 24
Chain 6 Imaging ................................................................................................................................................... 25
CH6.1 PLATEN DOCUMENT SENSING .................................................................................................................... 25
CH6.2 CARRIAGE CONTROL ....................................................................................................................................... 26
CH6.3 DOCUMENT ILLUMINATION AND IMAGE INPUT ................................................................................. 27
CH6.4 LASER CONTROL (Y,M) ................................................................................................................................... 28
CH6.5 LASER CONTROL (C,K) .................................................................................................................................... 29
CH6.6 COLOR REGISTRATION CONTROL ........................................................................................................... 30
Chain 7 Paper Supplying ................................................................................................................................. 31
CH7.1 TRAY 1 PAPER SIZE SENSING..................................................................................................................... 31
CH7.2 TRAY 2 PAPER SIZE SENSING (1TM) ....................................................................................................... 32
CH7.3 TRAY 1 PAPER STACKING ............................................................................................................................ 33
CH7.4 TRAY 2 PAPER STACKING (1TM) ............................................................................................................... 34
CH7.5 MSI PAPER SIZE SENSING ............................................................................................................................. 35
Chain 8 Paper Transportation ...................................................................................................................... 36
CH8.1 TRAY 1 AND MSI PAPER TRANSPORTATION ..................................................................................... 36
CH8.2 TRAY MODULE PAPER TRANSPORTATION (1TM) ............................................................................ 37
CH8.3 REGISTRATION .................................................................................................................................................... 38
CH8.4 PAPER PATH ......................................................................................................................................................... 39
Chain 9 Marking .................................................................................................................................................. 40
CH9.1 XERO LIFE CONTROL (Y,M) ........................................................................................................................... 40
CH9.2 XERO LIFE CONTROL (C,K) ........................................................................................................................... 41
CH9.3 CHARGING AND EXPOSURE ......................................................................................................................... 42
CH9.4 DEVELOPMENT .................................................................................................................................................... 43
CH9.5 TONER CARTRIDGE LIFE CONTROL (Y,M) ............................................................................................ 44
CH9.6 TONER CARTRIDGE LIFE CONTROL (C,K) ............................................................................................ 45
CH9.7 TONER DISPENSE CONTROL ....................................................................................................................... 46
CH9.8 ADC AND ENBIRONMENT SENSING .......................................................................................................... 47
CH9.9 1ST BTR CONTACT RETRACT CONTROL ............................................................................................. 48
CH9.10 IMAGE TRANSFER TO IBT ........................................................................................................................... 49
CH9.11 IMAGE TRANSFER TO PAPER ................................................................................................................... 50
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