Route Of Power To The Reader Unit; Timing Of Supplying Power To The Reader Unit - Canon iR C2880 Series Service Manual

10.4.1.2 Route of Power to the Reader Unit

iR C3380i / iR C3380 / iR C2880i / iR C2880 / iR C3580 / iR C3580i / iR C3080 / iR C3080i
The reader controller PCB uses the 24/13 VDC from the printer unit to generate the following DC voltages:
- 16 VDC (for scanning lamp)
- 12 VDC (for CCD)
- 5 VDC (for sensor)
- 3.3 VDC (for IC)
DC24V DC13V
From printer unit
To DF
DC24V
AC100V
Reader controller PCB

10.4.1.3 Timing of Supplying Power to the Reader Unit

iR C3380i / iR C3380 / iR C2880i / iR C2880 / iR C3580 / iR C3580i / iR C3080 / iR C3080i
The reader unit is supplied with 24/13 VDC by the printer unit at the following timing:
DC13V
To DF
To printer unit
(scanner PCB)
DC24V DC16V
DC13V DC12V
DC13V DC5V
DC13V DC3.3V
Low power mode
/Sleep mode 1
Standby
Main power switch turned on
Power plug connected
to power outlet
DC12V/5V
AC100V
F-10-7
Sleep mode 2
PSTBY
F-10-8
Chapter 10
DC16V
Inverter PCB
0013-8665
0013-8666
10-7