![Samsung ProXpress M456x Series Service Manual Download Page 58](http://html1.mh-extra.com/html/samsung/proxpress-m456x-series/proxpress-m456x-series_service-manual_4274369058.webp)
2. Product Specifications and Description
2.10.1. Main board
The main processor in main board is adopted 1.5GHz Quad Core CPU that is integrated with engine and video controller. It
has 3GB DDR3 memory.
Boot adopted the 4GB eMMC and 320GB SATA HDD is used for data storage and supporting 7 inch OPE.
USB is the embedded type and wired network supports gigibit ethernet. And wireless network is optional.
The SCF is connected to the main board by UART.
[ Main Board Diagram ]
A 3000
D E B U G _S C B _E N G
U A R T
U S B
H O S T
U S B
D E V IC E
M A C 0
LS U C
H P V C
C Y 7C 65632
(U S B 2.0)
3Port H U B
W LA N
& A ctive
N FC
R E A R
U S B
D EVIC E
R T L8211E
G i
gabi
t phy
G P IO
P W M
D D R C
800M hz
64bit
CTRL.
EN G I
N E
S E N S O R
REG I / FEED / EXIT
B IN _FU LL / FU SER_RELEASE
EM PTY / M P_EM PTY / JAM _D U PLEX
PAPER_U PLIM IT / C ST_O PEN
SC AN _H O M E / D SD F_P_D ETEC T
D SD F_P_PO SITIO N / D SD F_P_G AP
D SD F_C O VER_O PEN
S O LE N O ID / C LT
FU SER_RELEASE / M P / PIC K_U P /
D U PLEX READ Y / REG I
FA N
D SD F / SM PS /
D EVE / LSU / REAR
H V P S
nEN _TH V
PW M _TH V_C C
PW M _TH V_C V
PW M _D R_B LAD E
PW M _D EV_D C
PW M _M H V
B LD C
M AIN / D EVE
S T E P M O T
EXIT / D SD F_PIC KU P /
D SD F_FEED / SC AN _M O T
A 4984S E T T R
X4
I2C
R T C
C h0
C h0
C h2
C h1
M S O K
C h0
D IR E C T
U S B
(FR O N T )
D D R 3 3G B
4G b, 512M B x4
2G b, 256M B x4
D E B U G _M C B
D E B U G _U I
CTRL.
2B E A M LS U
VD O _B 1
VD O _B 2
VD O D ATA
S C F
C h6
M M C
/S D IO
eM M C (4G B )
B oot D evice
D ATA
R T C
R T C
FU S E R
2 Lam p
E D I H O S T
U S B
(R E A R )
S A T A
S A T A
2.5’ 320G B
D ATA
M A G IC
IO
A T S A M D 2E 15
EXTERN AL AD C 12B
T oner C rum
C h1
S C A N IF
C H 0
S C A N IF
C H 1
S C A N N E R
D S D F
(LEG AL / A4)
P LA T E N
IN N ER TEM P
O U TTER TEM P
H U M ID ITY
M H V_READ
TH V_READ
O PC _REM AIN
B O TTLE_REM AIN
LC D
D ATA
S N 75LV D S 83
LC D SERIALIZER
7" O P E
O P C E E P
C h2
S P I
U I
FA X
FLA S H
U I
C h3
A D C
S ID E N C T H
C E N T E R N C T H
D C M O T
ELEVATO R / TO N ER SU PPLY
2-45
Copyright© 1995-2017 SAMSUNG. All rights reserved.