Ricoh Aficio SP C820DN Design Guide - Page 7
Internal System Configuration
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Print Controller Design Guide for Information Security 1. Internal System Configuration 1-1 Hardware Configuration 1-1-1 MFP Controller Processing and Control Unit ・CPU ・RAM RAM - Page memory - Firmware Encryption Processor HDD - Image data - Mgmt. data Flash ROM Operation Panel Engine Image Processing Scanning Image Processing Printing FCU FAX comm. control TPM NVRAM - Settings - Counters System Control SAF Line I/F To Public Tel. Line External Charge Device I/F USB TypeA USB TypeB Ethernet Host I/F Optional I/F: Parallel Gigabit Ethernet Wireless LAN Bluetooth IEEE 1394 External Charge Device IC Card Reader Pict Bridge Compatible Device RC Gate Internet External Controller I/F Board File Format Converter SD Card I/F Page 7 of 86
Print Controller Design Guide for Information Security
Page 7 of 86
1.
Internal System Configuration
1-1
Hardware Configuration
1-1-1 MFP
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
IEEE 1394
External Charge
Device I/F
External Charge
Device
File Format
Converter
External
Controller I/F
Board
FCU
To Public
Tel. Line
FAX comm.
control
Line
I/F
SAF
Scanning
Image
Processing
Image
Processing
・
CPU
・
RAM
RAM
- Page memory
- Firmware
Encryption
Processor
HDD
- Image data
- Mgmt. data
Host I/F
Optional I/F:
Printing