Canon iR3245, Service Manual

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Contents
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
10.5.1.2
Delivery Tray Right Cover .................................................................................................................................................. 10- 14
10.5.1.3 Delivery Tray Rear Cover................................................................................................................................................... 10- 14
10.5.1.4 Delivery Tray Rear Cover (Lower) ..................................................................................................................................... 10- 14
10.5.1.5
Support Cover .................................................................................................................................................................... 10- 15
10.5.1.6 Support Cover (Right) ........................................................................................................................................................ 10- 15
10.5.1.7
Right Cover (Lower Front).................................................................................................................................................. 10- 16
10.5.1.8 Right Cover (Rear) ............................................................................................................................................................. 10- 16
10.5.1.9 Inside Right Cover.............................................................................................................................................................. 10- 16
10.5.1.10
Inside Bottom Cover......................................................................................................................................................... 10- 16
10.5.1.11 Front Cover Unit ............................................................................................................................................................... 10- 17
10.5.1.12
Rear Cover (Upper) .......................................................................................................................................................... 10- 17
10.5.1.13 Rear Cover (Lower) .......................................................................................................................................................... 10- 17
10.5.1.14 Left Cover......................................................................................................................................................................... 10- 17
10.5.1.15
Left Cover (Lower)............................................................................................................................................................ 10- 18
10.5.1.16 Left Cover (Rear).............................................................................................................................................................. 10- 18
10.5.1.17
Delivery Cover.................................................................................................................................................................. 10- 18
10.5.1.18
Toner Supply Cover ......................................................................................................................................................... 10- 18
10.5.1.19 Reader Left Cover ............................................................................................................................................................ 10- 19
10.5.1.20
Reader Right Cover.......................................................................................................................................................... 10- 19
10.5.1.21 Reader Front Cover.......................................................................................................................................................... 10- 19
10.5.1.22 Reader Rear Cover .......................................................................................................................................................... 10- 19
10.5.1.23
FAX Unit Cover ................................................................................................................................................................ 10- 20
10.5.1.24 Control Panel Inside Frame.............................................................................................................................................. 10- 20
10.5.1.25
Control Panel Lower Cover .............................................................................................................................................. 10- 21
10.5.2
Main Drive Assembly ......................................................................................................................................... 10- 21
10.5.2.1
Before Removing the Main Drive Unit................................................................................................................................ 10- 21
10.5.2.2 Removing the Main Drive Unit (iR 3245/3235/3230).......................................................................................................... 10- 21
10.5.2.3
Removing the Main Drive Unit (iR 3225)............................................................................................................................ 10- 22
10.5.3
Power Supply Unit ............................................................................................................................................. 10- 24
10.5.3.1
Before Removing the 12V Power Supply PCB .................................................................................................................. 10- 24
10.5.3.2 Removing the 12V Power Supply PCB .............................................................................................................................. 10- 24
10.5.3.3
Before Removing the 24V Power Supply PCB .................................................................................................................. 10- 25
10.5.3.4
Removing the 24V Power Supply PCB .............................................................................................................................. 10- 25
10.5.4 Control Panel ..................................................................................................................................................... 10- 25
10.5.4.1 Removing the Control Panel Unit....................................................................................................................................... 10- 25
10.5.5 Control Panel LCD Unit ..................................................................................................................................... 10- 26
10.5.5.1 Before Removing the Control Panel LCD .......................................................................................................................... 10- 26
10.5.5.2
Removing the Control Panel LCD ...................................................................................................................................... 10- 27