Theory of Operation Ver. 1.0 Apr. 2005
Composition/Operation
2.
Data flow diagram
2.1
Data Flow Diagram for Network GDI Printing
CCD
Motor
DRV
EEPROM
CA
(RISC)
M/C
MPU
USB
P1284
ADF
Sensors
Panel
Flash
Flash
ROM
ROM
CCD Module
IA2
CODEC
SO-DIMM
SDRAM
PCL
PCL Controller Board
Flash
RISC
SDRAM
ROM
PA
SDRAM
DIMM
Socket
NCU
Network Control
Unit Board
MODEM
SRAM
Socket
PWB-P
Controller/Mechanical Control Board
ARM+NET
Flash
ROM
NIC
Network Interface Card Board
2. Data flow diagram
RTC
NIC-IF
Plate NIC
Board
PHY
RJ45
SDRAM
4980G514AB
3