Canon iR3570 Service Manual page 423

Contents
10.1 Control Panel..............................................................................................................................................................10-1
10.1.1 Overview.................................................................................................................................................................................. 10-1
10.1.2 Overview.................................................................................................................................................................................. 10-1
10.1.3 LCD Indication Processing ...................................................................................................................................................... 10-1
10.1.4 LCD Indication Processing ...................................................................................................................................................... 10-2
10.1.5 Adjustment of the LCD Contact .............................................................................................................................................. 10-2
10.1.6 Adjustment of the LCD Contact .............................................................................................................................................. 10-2
10.1.7 Functions of the Control Panel CPU........................................................................................................................................ 10-2
10.1.8 Functions of the Control Panel CPU........................................................................................................................................ 10-2
10.2 Counters .....................................................................................................................................................................10-2
10.2.1 Overview.................................................................................................................................................................................. 10-2
10.2.2 Timing of Increasing the Count ............................................................................................................................................... 10-3
10.3 Fans ............................................................................................................................................................................10-3
10.3.1 Overview.................................................................................................................................................................................. 10-3
10.3.2 2-Speed Control ....................................................................................................................................................................... 10-3
10.3.3 Sequence of Operation ............................................................................................................................................................. 10-4
10.4 Power Supply System ................................................................................................................................................10-4
10.4.1 Power Supply ........................................................................................................................................................................... 10-4
10.4.1.1 Route of Power Inside the Printer Unit .....................................................................................................................................................10-4
10.4.1.2 Route of Power Inside the Printer Unit .......................................................................................................................................................10-5
10.4.1.3 Power Supply Route in the Reader Unit .....................................................................................................................................................10-6
10.4.1.4 Timing of Supply to the Reader Unit..........................................................................................................................................................10-6
10.4.1.5 Connections to Various Accessories...........................................................................................................................................................10-7
10.4.1.6 Connections to Various Accessories...........................................................................................................................................................10-7
10.4.2 Rated Output of the DC Power Supply PCB ........................................................................................................................... 10-8
10.4.2.1 Rated Output of the Printer Unit Power Supply PCB .................................................................................................................................10-8
10.4.2.2 Rated Output of the Controller Power Supply PCB....................................................................................................................................10-8
10.4.2.3 Rated Output of the Accessories Power Supply PCB.................................................................................................................................10-8
10.4.2.4 Rated Output of the All-Night Power Supply PCB ....................................................................................................................................10-9
10.4.3 Protection Function .................................................................................................................................................................. 10-9
10.4.3.1 Protective Mechanisms ...............................................................................................................................................................................10-9
10.4.4 Backup Battery......................................................................................................................................................................... 10-9
10.4.4.1 Backup Battery............................................................................................................................................................................................10-9
10.4.5 Energy-Saving Function .......................................................................................................................................................... 10-9
10.4.5.1 Overview .....................................................................................................................................................................................................10-9
10.4.5.2 Machine as Supplied with Power ..............................................................................................................................................................10-10
10.4.5.3 SNMP setup ..............................................................................................................................................................................................10-10
10.4.5.4 SNMP setup (with HDD) ..........................................................................................................................................................................10-13
10.5 Parts Replacement Procedure...................................................................................................................................10-15
10.5.1 Main Drive Assembly ............................................................................................................................................................ 10-15
10.5.1.1 Removing the Rear Cover .........................................................................................................................................................................10-15
10.5.1.2 Removing the Main Drive Assembly........................................................................................................................................................10-15
10.5.1.3 Removing the Main Drive Assembly........................................................................................................................................................10-15
10.5.2 Power Supply Unit ................................................................................................................................................................. 10-16
10.5.2.1 Removing the Rear Cover .........................................................................................................................................................................10-16
10.5.2.2 Removing the Left Cover (lower) .............................................................................................................................................................10-16
10.5.2.3 Removing the Accessories Power Supply PCB ........................................................................................................................................10-16
10.5.2.4 Removing the Main Power Supply ...........................................................................................................................................................10-17
10.5.3 Control Panel ......................................................................................................................................................................... 10-18
10.5.3.1 Removing the Control Panel .....................................................................................................................................................................10-18
10.5.3.2 Removing the Control Panel .....................................................................................................................................................................10-18
10.5.4 Control Panel LCD Unit ........................................................................................................................................................ 10-19
Contents