Power Supply; Supplying Power; Outline - Canon 1130 Service Manual

V.

POWER SUPPLY

A. Supplying Power

1. Outline

The copier is supplied with DC power by the DC power supply PCB, and the power is
distributed as shown in Figure 9-501.
Name
DC power supply PCB (DCP1)
AC fuse PCB (UN22)
DC fuse PCB (UN29)
AC power cut relay (RL1)
DC power cut relay (RL3)
Power switch (SW1)
Environment switch (SW6)
Cassette heater switch (SW8)
Leakage breaker (ELCB)
COPYRIGHT © 2002 CANON INC.
CHAPTER 9 EXTERNALS / AUXILIARY MECHANISMS
Generates DC power from AC power, and protects against
overcurrent.
Protects the drum heater, cassette heater, and deck heater from
overcurrent.
Protects the DC power supply system from overcurrent.
Cuts off the AC power system for the original scanning lamp,
fixing heater, fixing oil pump, and the like.
Operates in conjunction with the transfer unit lever switch
(SW3), left front
switch (SW5;
Cuts off DC power (+15, +24, +38 V).
Operates in conjunction with the transfer unit lever switch
(SW3), left front
switch (SW5;
Serves as a power switch for loads other than the drum heater,
cassette, heater, and deck heater.
Turns off automatically when the auto shut-off signal
(SHUTOFF*) goes '0'.
When set to off, the drum heater, cassette heater, and deck
heater operate in conjunction with the power switch.
Turns on and off the cassette heater and the deck heater.
Cuts off the AC power in response to electrical leakage in the
copier, turning off all power supplies.
Figure 9-501 Functions
CANON CLC1100/1130/1150/1160/1180 REV.1 FEB. 2002 PRINTED IN JAPAN (IMPRIME AU JAPON)
Description
cover switch (SW4), and delivery
CLC1150/1180 only).
cover switch (SW4), and delivery
CLC1150/1180 only).
cover
cover
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