Power Supply - Canon NP6512 Service Manual

J.

Power Supply

1. Outline
Figure 8-124 shows the routes of power supply.
The ADF is supplied by the copier with 5 V and 24 V. The 24V supply is cut off when the ADF
is opened, i.e., when the ADF switch (MS1) turns off. The 5V supply will continue to keep each
sensor powered even when the ADF is opened.
J101-1
Composite
power
supply
PCB
J101-3
Copier
COPYRIGHT © 1999 CANON INC.
ADF switch
(MS1)
J1-1
24V
Circuitbreaker
(CB1)
Fuse resistor
(R1)
J1-3
5V
Figure 8-124
CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Logic
ADF controller PCB
CHAPTER 8 ADF
Belt motor (M1)
Pickup motor (M2)
Delivery sensor (PI1)
Registration sensor (PI2)
Original placement sensor (PI3)
8-17