Samsung CLX-9350ND Service Manual page 102

2.11.3 Engine controller
The Engine Controller is composed of an ARM-based
SDRAM, Serial Flash memories, and other drivers for
manages an Electro-photography system, controls the manages an Electro photography system controls the
LSU, provides high-voltages and PWMs, adjusts temp
signals. The Engine Controller also includes commun
Finishers.
Diagram of Engine Controller
Engine
Controller
Engine CPU
J5E
ATMEGA 88
Fans Fans
Sensors
Service Manual
CLX-9250/9350 series
2. Product d description
CPU (J5E), engine control SoCs (LPEC3) DDR2
mechanical elements. The Engine Controller
e Video Data of printing images from Main Board to e Video Data of printing images from Main Board to
perature in the fusing system, and reads sensor
nication control units for optional DCF, HCF, and
SPI
Fla ash
2M MB
DDR2 S SDRAM
32M MB
Engine e Con.
LPE EC3
Engine e Con.
LPE EC3
DC C C C
Moto ors
Clutc ch &
Solen noid
2-8 85
SMPS
HVPS
Fuser
Control
LSU
Deve/ITB
PWMs PWMs
BLDC/Step
Motors
DCF/HCF/Finisher
SAMSUNG ELECTRONICS