Chapter 1010-6F-10-610.4.1.3 Power Supply Route in the Reader Unit 0006-5393iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / / iR3530 /The printer unit controller PCB generates the following DC voltages using the 13 VDC supplied by the printer unit:- 24 VDC (for motor drive)- 13 VDC (for LED array)- 5 VDC (for sensor drive)- 3.3 VDC (for IC drive/for CCD drive)24 VDC power is used to drive the motors, while 13 VDC power is used to turn on the LED array for illumination of originals.F-10-710.4.1.4 Timing of Supply to the Reader Unit 0006-5394iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N / / iR4570N / iR2230 / / / iR3530 /The reader unit is supplied with 24 VDC/1.3 VDC by the printer unit at such times as described below.Printer power supply blockTo Finisher-S1To Finisher-S1Heater switchSW5Cassette heater(H4)Deck heater(H7)Cassette pedestal(H1C)Reader heater(H6)Leakage breakerELCB2Main switchSW1Heaterswitch PCBPickupheatermountingkitReader heater(H5)AC driver PCBAccessoriespowersupply PCBAll-nightpowersupply PCBPrinterpowersupply PCBFixing main heater(H1)Fixing sub heater(H2)Thermal switch(TP1)Controller power supply PCB13VA224VU224VU124VU213VA113VA213VBTo Cassette Feeding Unit-Y2To 3-Way Unit-A1To 3-Way Unit-A13VB3VBControllerPCBPrinterunitDADF-N1Super G3 FaxBoard-Q1Front coveropen/close switchSW2DC controller PCB3VA5VA13VA12 4VU224VU124VU1HVTHigh-voltagepower supply PCB24VA13VA2 13VA224VU1: non-all night 13VA1: non-all night 5VA: non-all night 3VA: non-all night3VB: all night13VA2: non-all night13VB: non-all night24VU2: non-all night24VA: non-all night13VA224VU224VU213VA24VU213VA13VA5VA13VB3VBJ510J504J502 J503J500 J501J505Printer unitcontroller PCBTo DFTo printer unit(scanner PCB)DC24VAC100VAC100VDC13V DC24VDC13V/3.3V24 VDC, 13 VDCFrom printer unit100 VACFrom printer unitGenerates 5 VDC from 13 VDCGenerates 3.3 VDC from 13 VDCTo DF
