Samsung ML-3561N - Block Diagram

Block diagram
Service Manual
9-1
Samsung Electronics
ROM/
NA ND Flash
Controller
LSU
3PLL
Sy stem
BUS
100Mhz
PWM
DAC
A/D
Converter
UART
Serial I/O
Nand
Flash ROM
(32M)
HVPS
MA IN MOTOR
DEV MOTOR
System Manage r
CPU
(SPGPV3)
ARM1020E
SYSTEM BUS
SFR BUS
AHB BUS
From Power Supply
+5V, +3.3V, +24V
LD driver Pol ygo n
Motor
* 34967r p m
Laser Scanning Unit
PWM
PCI
BRIDGE
ETH ERNET
SDRAM
SDRAM
(32M)
SA[12:0]
EXTENSION
MEMORY
(DIMM)
PCI
NETWORK
A D[31: 0]
EMBEDDED
MAC
PA NEL
Option Tray
DUPLEX
PA RAL LEL
INTREFACE
PARALLEL
POR T
12MHz
I2C
Contr ol ler
I2C INTERFACE
HPVC
VIDEO DATA
I/P PORT
E-COIL Heater
Drive
Solenoid &
Clutch drive
Fan Drive
SENSOR
CONTROL
USB 2.0
HDD (Option)
D[15:0]
SD[31:0]
Controller
Controller
Control
Control
Control
Control
9
9
9. Block Diagram
9.1 System Block Diagram