Samsung SCX-5312F Block Diagram

Block Diagrams

6. Block Diagrams

T

15P D-SUB

PAPER SENSOR

LCD

OPE

MICOM

- LCD Drive

- Key Scan

D-SUB
CONN.

FLAT MOTOR

ADF

MOTOR
DRIVER

ADF MOTOR

POS, DET

ADF OPTION

CCD MODULE

5P

FLAT

3P X 2EA

22P

24P

Only SCX-5312F

RTC

Back-up Part

SRAM

(32KB)

FLASH ROM

(1MB) X 2EA

F/W

FLASH ROM

(1MB) X 2EA

PCL

DRAM

(8MB)

DRAM

(8MB)

FONT ROM

KM23C8105 H/L

PCL

FAST SRAM

(1Mbit)

MOTOR
DRIVER

CCD

I/F PART

CIP3

Image Processor

12bit ADC
I/O PORT

Motor CNTR

DMA I/F

CENTRONICS

USB CABLE

MEMORY I/F

CACHE (8K)

CABLE

MAIN

SPGPe+

ARM7TDMI

UART * 2

DMA CNTR

PVC
GEU

I/O I/F

USB

IEEE1284

UNICON

MOTOR
DRIVER

SW2918 / TEA3718

EXTERNAL

GPIO

74HC245
74HC273

MODEM

33.6Kbps

24P

8P

11P

2P
3P
3P
3P
4P
2P

2P X 3EA

3P X 2EA
6P X 1EA
4P X 1EA

4P

14P

TRANSFORMER

INTERFACE

H
V

PICK_UP, DUPLEX, MP

FEED+P.EMP, EXIT, MP,BIN-FULL

COVER OPEN S/W

600 / / 600

TX : RX

LINE

M
H
V

SMPS / HVPS

+5V/+24V/+12V/+24Vs/Fuser

MOTOR 1
MOTOR 2

LSU

THE RMISTOR

FAN

DEV_ID
TONER_TX
TONER_RX

PTL

SOLENOID

PAPER SENSOR

+24V / +5V

DEV

SUPPLY

BLADE

MODEM &

EXT_PHONE

PAPER A TING

PART

EXTER NAL

PHONE

INTE RFACE

PART

Only SCX-5312F

LIU

LINE1

EXTERNAL

PHONE

Only SCX-5312F

Samsung Electronics 6-1