Block Diagram.pdf

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229971070 UNPDF

+24V

MAIN PBA

FUSER

AC 110V / 220V

Cover S/W

+24VF

+24VF

nCOVER_OPEN

Regi_Clutch

+24VF

SMPS

4-in-1 Only

Pickup_Clutch

+24VF

FUSER_THER

M1

Chorus3

(412

PBGA)

HOT,

Neutr

al

T2 Clutch

+24VF

Inlet &

Power S/W

Fuser

Control

Fuser Clutch

+24VF

+5V

nFUSER1_EN

+5V/

+24V

FAX

PBA

+5V_LSU

FUSER_ON

RJ11

Paper Driver

System

nINTERLOCK

ARM926E

JS

(360MHz)

16KB

I-cache

16KB

D-cache

DMA / INT.

CTRL

PLL

DDRC

ROMC

(2CH NOR)

UART*2

HPVC

LSUC

DMAC

MOTORC

IOC

ADC/DAC

SCAN I/F

RTC/

TIMERS

Reset IC

+24V

RJ11

SYS_nRESET

+5V

+24VF

OPE

EEPROM

M24C08

8K B

(32KB)

ITB_Tension Clutch

SPK+,SPK

-

+24VF

+24VF

DET

Sensor

POS

Sensor

ITB_Clutch

ADF I/F

PBA

DDR2

K4T51163 x2

(64M x 16bit)

PTL &

Eraser

ADF

MOTOR

Step

ADF

Joint

CRUM

BAT

SCL,SDA

CRUM

Serial Flash

For Back-up

2MB

USB

Host

(4-in-1)

12MHz

+24VF DE V E Clutch

CRUM

OPC

D+,D-,VBUS

CRUM

USB

Host

W-LAN

(reserved)

D+,D-,VBUS

ISP

1761

Flash memory

(AM29LV640)

8MB

HVPS

D+,D-,VBUS

+24VF

+5V_LSU

+24VF

+5V_LSU

BCM

5241KMLG

TD+,TD-,RD+,RD-

Charger

SCAN

MOTOR Step

A,/A,B,/B

A3983

RTC

32.768KHz

DEV

Charger

T1

T2

+1.8V

Color CIS

(COLOR

1200DPI)

HT82V26

LD1117

EXIT

Sensor

Waste Toner

Sensor 1, 2

MCLK

VCLK

MVPG3

1

MVPG3

1

+3.3V

FAN

Main Clock

12MHz

LSU

SSCG

BLDC

+1V

BLDC

+5V_LSU

+5V

+24VF

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USB Device

COVER OPEN

(5V On/off)

4-in-1 Only

4p/USB-B Con.

2p/Wire

3p/Wire

7p/Wire

3p/Wire

3p/Wire

CN10

CN12

CN17

CN16

CN13

CN15

USB Host

(FR4, 2ayer)

5p/Wire with Shield

(TEP/INTERLOCK)

L

CN14

4p/USB-A Con.

W-LAN

USB Host

CN3

6p/Wire with Shield

10p/Wire

CN27

3p/Wire

2p/Wire

2p/Wire

2p/Wire

3p/Wire

2p/Wire

3p/Wire

CN26

CN19

CN24

CN20

CN22

CN23

CN18

8p/RJ45 Con.

Ethernet

CN4

Inlet /

Switch

2p/Wire

SMPS

(Type II)

16p/Wire

CN31

OPC FUSER

4p/Wire CN29

Exit-Sensor

3p/Wire

Main PBA

8p/Wire

CN8

3p/Wire

Main-Fan

HVPS

(FR1, 1 Layer)

(FR-4, 6 Layer)

ADF I/F PBA

(FR4, 2 Layer)

26p/FFC

2p/Wire

4p/Wire

20p/FFC

OPE PBA

(FR1, 1 Layer)

Waste-TX/RX

CN28

CN7

3p/Wire

Regi_Sensor

12p/Wire

MHV / THV

/ Bias

16p/FFC

ADF Joint PBA

(FR1, 1 Layer)

ADF Motor

Detect Sensor

Direct

Contact

LSU

CN9

Position Sensor

12p/Wire

CIS

12p/FFC

CN32

5p/Wire

CRUM Joint PBA

4p/Wire

Crum Y

Crum M

Crum C

Crum K

SCAN Motor

CN5

CN1

LIU PBA

(FR4, 2 Layer )

2p/Wire

12p/Wire

CN33

COVER OPEN

(24V On/off)

2p/Wire

CN30

Temp Sensor

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