Canon iR3245 Series Service Manual page 299

Contents
10.1 Control Panel..............................................................................................................................................................10-1
10.1.1 Overview.................................................................................................................................................................................. 10-1
10.1.2 LCD Indication Processing ...................................................................................................................................................... 10-1
10.1.3 Adjusting the LCD Contrast .................................................................................................................................................... 10-1
10.1.4 Adjusting Fax Sound Volume.................................................................................................................................................. 10-1
10.1.5 Functions of the Control Panel CPU........................................................................................................................................ 10-2
10.2 Counters .....................................................................................................................................................................10-3
10.2.1 Overview.................................................................................................................................................................................. 10-3
10.2.2 Timing of Increasing the Count ............................................................................................................................................... 10-3
10.3 Fans ............................................................................................................................................................................10-4
10.3.1 Overview.................................................................................................................................................................................. 10-4
10.3.2 2-speed control......................................................................................................................................................................... 10-5
10.3.3 Operation sequence .................................................................................................................................................................. 10-5
10.4 Power Supply System ................................................................................................................................................10-6
10.4.1 Power Supply ........................................................................................................................................................................... 10-6
10.4.1.1 Power Supply Route Inside the Printer .......................................................................................................................................................10-6
10.4.1.2 Power Supply Route in the Reader Unit .....................................................................................................................................................10-8
10.4.1.3 Timing of Supply to the Reader Unit..........................................................................................................................................................10-8
10.4.1.4 Connection to Options.................................................................................................................................................................................10-9
10.4.1.5 Heater operating condition ..........................................................................................................................................................................10-9
10.4.2 Rated Output of the DC Power Supply PCB ........................................................................................................................... 10-9
10.4.2.1 Rated Output of the 24V Power Supply PCB .............................................................................................................................................10-9
10.4.2.2 Rated Output of the 12V Power Supply PCB ...........................................................................................................................................10-10
10.4.2.3 Rated Output of the Option Power Supply PCB.......................................................................................................................................10-10
10.4.2.4 Rated Output of the All-Night Power Supply PCB ..................................................................................................................................10-10
10.4.3 Protection Function ................................................................................................................................................................ 10-10
10.4.3.1 Protective Functions..................................................................................................................................................................................10-10
10.4.4 Backup Battery....................................................................................................................................................................... 10-10
10.4.4.1 Backup Battery..........................................................................................................................................................................................10-10
10.4.5 Energy-Saving Function ........................................................................................................................................................ 10-11
10.4.5.1 Overview ...................................................................................................................................................................................................10-11
10.4.5.2 Power Supply State ...................................................................................................................................................................................10-11
10.4.5.3 SNMP Settings ..........................................................................................................................................................................................10-12
10.5 Parts Replacement Procedure...................................................................................................................................10-14
10.5.1 External Covers...................................................................................................................................................................... 10-14
10.5.1.1 Delivery Tray ............................................................................................................................................................................................10-14
10.5.1.1.1 Removing the Delivery Tray.............................................................................................................................................................10-14
10.5.1.2 Delivery Tray Right Cover........................................................................................................................................................................10-14
10.5.1.2.1 Before Removing the Delivery Tray Right Cover ............................................................................................................................10-14
10.5.1.2.2 Removing the Delivery Tray Right Cover ........................................................................................................................................10-14
10.5.1.3 Delivery Tray Rear Cover .........................................................................................................................................................................10-14
10.5.1.3.1 Before Removing the Delivery Tray Rear Cover..............................................................................................................................10-14
10.5.1.3.2 Removing the Delivery Tray Rear Cover .........................................................................................................................................10-14
10.5.1.4 Delivery Tray Rear Cover (Lower)...........................................................................................................................................................10-14
10.5.1.4.1 Before Removing the Delivery Tray Lower Rear Cover ..................................................................................................................10-14
10.5.1.4.2 Removing the Delivery Tray Lower Rear Cover ..............................................................................................................................10-14
10.5.1.5 Support Cover ...........................................................................................................................................................................................10-15
10.5.1.5.1 Before Removing the Support Cover ................................................................................................................................................10-15
10.5.1.5.2 Removing the Support Cover............................................................................................................................................................10-15
10.5.1.6 Support Cover (Right)...............................................................................................................................................................................10-15
10.5.1.6.1 Before Removing the Support Right Cover ......................................................................................................................................10-15
10.5.1.6.2 Removing the Support Right Cover .................................................................................................................................................10-15
10.5.1.7 Right Cover (Lower Front) .......................................................................................................................................................................10-16
Contents