CHAPTER 2

 

 

 

 

Multi-purpose tray PCB

 

+24VA

DC controller PCB

 

 

 

 

 

 

 

 

 

Lifting plate

SL2

 

J1302-2

 

J1301-2 J214-2

 

 

 

-1

 

-5

-5

 

"L" to drive the lifting plate. If the

solenoid

 

 

 

/MPTSLD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

plate is up it will drop, if down it will

 

 

 

 

J1303-2

 

 

 

 

rise.

Manual feed

CL3

 

 

 

 

 

 

 

-1

 

-4

-4

 

"L" to rotate the manual feeding

clutch

 

 

 

/MTPCLD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

pick-up roller.

 

 

 

 

Switch/sensor PCB

 

+24VA

 

 

 

 

 

 

 

 

 

 

Face-up

 

SL3

 

J1402-2

 

 

 

 

 

 

 

-1

 

J1401-13

J205-10

 

"L" to deliver printed paper face up.

solenoid

 

 

 

/FUSLD

 

 

 

 

 

 

 

 

 

 

 

 

Power

J102-2

J217-2

RLD

"L" to turn OFF the relay and interrupt

 

 

 

 

 

supply

 

 

AC power

 

 

 

 

 

 

 

the power to the fixing heater.

 

 

 

 

 

-6

-6

 

 

 

 

 

 

 

/FSRD1

The main heater is turned ON when

 

 

 

 

 

 

 

 

 

 

 

 

 

Power

 

 

 

the FSRDE signal is output and this

 

 

 

 

 

 

 

 

signal is "L."

 

 

 

 

 

switch

-7

-7

 

 

 

 

 

 

/FSRD2

The sub heater is turned ON when

 

 

 

 

 

S101

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the FSRDE signal is output and this

 

 

 

 

 

 

 

 

 

Fixing unit

 

 

 

 

 

-8

-8

 

signal is "L."

 

 

 

 

 

FSRDE

Fixing heater drive enable signal

 

 

 

 

 

 

 

t

 

 

 

 

 

 

 

 

(pulse signal)

 

J50-3

 

J10-1

 

-9

-9

 

 

 

FSRN1

FSRCT

"L" when the current transformer

 

J50-5

 

-4

 

 

 

detects the power to the fixing heater.

 

 

FSRL1

-10

-10

 

 

J50-6

 

-3

SUPSLT

Inverter circuit control signal.

 

 

FSRL2

 

J50-4

 

-2

 

 

 

 

 

 

FSRN2

-11

-11

/RLDSNS

"L" when the relay is turned ON.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-12

-12

PSTYP

"L" when the line voltage is 200V (for

 

 

 

 

 

 

 

 

J53

 

 

J55

 

-13

-13

 

200V model only)

 

 

 

/REMT24

When "L", the power supply uni

 

 

 

 

 

Relay

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

outputs 24V to the DC controller.

 

 

H2

 

 

RY151

 

 

 

 

 

 

 

 

 

 

 

Fixing sub heater

 

 

 

 

 

-1

-1

 

 

J52

 

 

J54

 

 

 

 

 

RY152

-3

-3

 

 

 

 

 

 

 

 

 

 

 

H1

 

 

 

-5

-5

 

 

 

 

 

 

 

 

 

 

 

Fixing main heater

 

-4

-4

 

 

 

 

 

 

 

 

 

 

Fixing roller

Thermo-switch

 

 

 

 

 

 

TSW

 

 

J222-1

TSWOUT

 

surface

 

 

 

 

 

 

 

 

J50B-6

 

 

temperature

 

 

 

-3

 

-4

TSWIN

 

sensor

 

 

 

 

 

 

 

 

 

TH

 

J56-2

J51-2 J50B-5

 

J222-2

FSRTH

The voltage drops as the

 

 

 

 

 

-1

-1

-4

 

-3

 

fixing roller temperature

 

 

 

 

 

 

 

 

 

rises.

 

 

 

 

 

 

Figure 2-2-6

 

 

2 - 9

Page 49
Image 49
Canon 3260 manual CL3