Main Controller - Samsung SL-X7600GX Service Manual

2. Product Specifications and Description

2.12.1. Main Controller

The main controller consists of the main processor(A3000), memory(DDR3 4GB), Micro SD(4GB), 1G Ethernet
PHY,USB3.0 HUB, Micom(Power/Fuser control) and can control Video/UI/FAX signal interface connection, motor driving
IC, Engine signal interface connection, power interface.
The main processor (Quad Core 1.5GHz CPU) controls video, engine, UI display and communicates with the various
devices. The HDD is connected to the main controller by SATA cable and to the other device (ADF, DCF, Finisher,
Modem) by UART.
1) Main Controller Block Diagram
10 . 1"
TFT LCD
WIFI/ NFC MODULE
CARD READER
ANALOG MUX
MP SIZE / PAPER SIZE 1, 2 /
INNER, OUTTER , EXIT , LSU TEMP
HUMI DITY , MODEL SEL , AC Level
Step Motor FB
ENG I NE
STEP MOT
PICKUP1/2, FEED , REGI, T1 ENGAGE ,
DUPLEX _RET/1/2, SKEW Y /M /C ,
WTB , FUSER RELEASE , TONER SUPPLY
YM /CK
TONER RESERVOIR YM /CK
SENSOR
EMPTY 1 /2, LIFT 1/2, PRE FEED 1/2, FEED
REGI, MP _EMPTY /SIZEL /W , CURL 2,
FUSER IN /OUT , BIN_FULL_EXIT 1/2,
DUPLEX _JAM 1/2, DUPLEX _RETURN ,
PAPER _SIZE 1/2, WASTE _INSTALL ,
OPC _PHASE Y/M /C /K, RESERVOIR Y/M /C /K,
ITB HOME, FUSER POS ,
COVER OPEN FRONT /SIDE,
SCAN HOME / APS 1, 2 SHUTTER ACR /LSU,
PLATEN COVER OPEN 1, 2
SOLENOID / CLT
CLT : MP
SOL : MP / EXIT
DC MOT
ACR SHUTTER , CST LOCK 1/2
2-100
USB 3. 0 HUB PBA
OPE
FRONT
RTS 5401
USB
4Port HUB
HOST
USB
REAR
RTS 5401
3. 0
USB
4Port HUB
HOS HOST
1/ 2
USB
REAR
3. 0
USB
DEVICE DEVICE
DDRC
DDR 3 4G
800 Mhz
8Gb ( x16) , x4
64 bit
ADC
1. 8V
/ 24V FB
DRV 8825
X15
CTRL.
SI- 7321 M
X2
FAN
EXIT 1/2/3, SMPS ,
LSU , DEVE ,
CTRL. GPIO
FUSER OUT
PWM
BLDC
OPC Y, M , C
ITB /K, FUSER
HVPS
MHV YMCK
DEV DC YMCK
DEV AC VPP YMCK
DEV AC
DEV AC EN YMCK
EN THV / THV YMCK
THV / THV CLEAN
SAW / FUSER BIAS
FUSER
SCANNER
PTB
Ch2
TONER CRUM
DSDF
OPC CRUM
Ch1
RTC
2 nd NW
Ch0
PLATEN
MSOK
Ch0
SCANIF SCANIF
I 2C SPI
CH 0 CH 1
UART
FUSER
MAGIC
IO
PCIex
MAC 0
A 3000
MAC 1
SATA
LSUC
HPVC
MMC
Copyright© 1995-2013 SAMSUNG. All rights reserved.
Ch0
DEBUG _MCB
Ch1
DEBUG _SCB
Ch2
DEBUG _ENGINE
Ch3
ENGINE PANEL
Ch4
ATSAMD 2E 15
Ch5
DSDF
Ch6
DCF
Ch7
FINISHER
Ch9
EFI
Ch10
MODEM 0
Ch11
MODEM 1
FUSER UNIT
NCTH 1 C /D
12Bit ADC ATSAMD 2E 15
External ADC 12b ANALOG MUX
READ MHV YMCK , THV YMCK
TC YMCK / CTD , ACR / FUSER / WTB
EFI VIDEO
CONTROLLER
RTL 8211 E
RJ 45
BASE
Gigabit phy
RTL 8211 E RJ 45
Gigabit phy EXTEND
OPTION KIT
SATA
2. 5", 320GB
4BEAM LSU
YMCK
LD1, 2, 3, 4
CTRL.
LSU _MOT 1
VDO 1B_YMCK
VDO 2B_YMCK
VDO DATA VDO 3B_YMCK
VDO 4B_YMCK
microSD
CTRL.
4GB
Boot Device
NCTH 2 C /D