Samsung SCX-6555N - System Diagram

System Diagram
Service Manual
6-1
Samsung Electronics
6. System Diagram
6.1 Block Diagram
CIP5
Hyper 3
CPU
88F5281
(Marvell
Orion2)
DDR2 DIMM
Main memory 256M
Option memory 256M
UART
AHB BUS
BRIDGE
CPLD
Deserializer
Rushmore Main Block Diagram
MEMORY BUS
L
O
C
A
L
B
U
S
P
C
I
B
U
S
33MHz 3
3
M
H
z
ARM Core
Icache Dcache
LOCAL BUS
M
B
U
S
PCI
Controller
I2C
PEX
MAC
USB
D
E
B
U
G
M
O
D
E
M
S
I
L
A
B
A
0
:
D
I
M
M
1
A
1
:
D
I
M
M
2
88SE6121
PEX to SATA
1A BRIDGE
88E1118
GIGABIT
PHY
(RGMII)
RJ45 CONSATA HDD
USB DEVICE
FLASH
BOOT
32MByte
(32bit)
FLASH
BACKUP
512KB
(8bit)
LPEC1
ISP1761
USB OTG
3-Channel
RJ11 CON
DAA
USB HOST
CCD MODULE
AFE
LM98714
ADC
122S021
12bit
IO
MHV/THV/DEV/Detach/
Fubias/Toner Control
SOK/ROM
USB HOST
For UI
USB HOST
For
PICBridge
CCD
Controller
PWM
Controller
HPVC
Controller
SDRAM
Controller
SDRAM
Controller
SDRAM
64MB
32bit
SDRAM
32MB
16bit
PWM
LZW
CODEC
PCI
Controller
JBIG
CODEC
PCI
Controller
LSU
Controller
IO
I2C
ADC
DAC
JPEG
CODEC
HCT
DEC
JBIG
DEC
Scan
Motor
IMAGE
Processor
MODEM
IF
SIM
IF
OPE IF
Motor
Driver
UART
ADC
SIO
NCTH * 2
MICOM
ATmega88
FUSER TRIAC
Power
Management
System Reset
IO
PWM(X)
Motor
Driver
(X)
Thermister
CTD Sens
SENSOR
FAN
BLDC MOTOR
DC MOTOR
CLUTCH
LED
ZEROCROSS
Virtual
SIO
MHV/THV/Detach/Fubias/
Toner/Thermister/Ambient
Fuser/Exit/Duplex Motor
SCF/FINISHER/DADF/
FUSER/SIF IF
LD Power
L
O
C
A
L
B
U
S
166MHz
RESET
RESET IC
3.3V
100MHz 100MHz
1.2V/1.5V/1.8V/
0.9V/3.3V
CONVERTER
FET
POWER
500MHz
V2.0
V2.0 V2.0
DADF MODULE
RESET VECTOR
G
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA