Ricoh Aficio SP C820DN

Print Controller Design Guide for Information Security
Page 9 of 86
1-1-2 LP
Internet
System
Control
Flash ROM
Controller
Engine
Processing and
Control Unit
NVRAM
- Settings
- Counters
SD Card I/F
Ethernet
USB
TypeB
USB
TypeA
Parallel
Gigabit
Ethernet
Wireless
LAN
Bluetooth
IC Card Reader
Pict Bridge
Compatible
Device
RC Gate
TPM
Operation
Panel
Printing
Image
Processing
・CPU
・
RAM
RAM
- Page memory
- Firmware
Encryption
Processor
HDD
- Image data
- Mgmt. data
Host I/F
Optional I/F: