Canon iR3570 Service Manual page 580

Chapter 14
<Printer Unit>
14-52
[1]
Name
[2] cassette 1 size detection PCB
[3] cassette 2 size detection PCB
[4] cassette size detection relay PCB
[5] pseudo-CI PCB
[6] BD PCB
[7] NCU PCB
[9] fax board PCB
[10] laser driver PCB
[11] G3 fax power supply PCB
[12] modular PCB
[13] high-voltage power supply PCB
[14] printer power supply PCB
[15] controller power supply PCB
[16] AC driver PCB
[17] accessories power supply PCB
[18] environment switch PCB
[19] DC controller PCB
[20] main controller PCB
[21] expansion bus PCB
[22] USB board
[23] all-night power supply PCB
F-14-31
T-14-25
Parts No.
FM2-2770 detects the size of cassette 1
FM2-2770 detects the size of cassette 2
FM2-2771 relays data for cassette size
FM2-2773 generates the pseudo CI signal
scanner unit generates the BD signal
FM2-0276(iR2270/
2270F/2870/2870F)
FM2-0334(iR3570/
3570F/4570/4570F)
FM2-2790 controls the line switching operation
FM2-2789 control the fax unit
scanner unit controls the laser unit drive
FM2-0276(iR2270/
2270F/2870/2870F)
FM2-0334(iR3570/
3570F/4570/4570F)
FM2-0860 G3 fax power supply
FM2-0343 line I/F
FM2-0261 high-voltage power supply
main power supply PCB printer power supply
unit
FM2-0245
FM2-2764 controller PCB
main power supply PCB AC drive
FM2-0245
FK2-0339 accessorizes power supply
FG3-2787 heater power supply switch
FM2-2767 controls the printer unit/accessory
FM2-3226 processes output image data for the
printer unit
FM2-2804 connection interface
FM2-3010 USB interface
FK2-0341 supplies power thorough day and night
[3]
[4]
[2]
Description