Controller - Ricoh TH-C1b Service Manual

BOARD STRUCTURE

6.2.2 CONTROLLER

USB
System
Flash ROM
(16 MB)
CONTROLLER
The controller uses GW (Ground Work) architecture, which allows the board to
control all applications (copier, printer, scanner, and fax).
The fax option requires FCU installation also.
Systems and application software can be downloaded from the controller's SD
Card slot. For details about how to download software from an SD card (☛ 5.4).
1. CPU:
PMC RM7035C-466MHz
2. ASIC:
This is a dedicated chip developed for use with GW architecture. It controls the
following functions: memory, local bus, interrupts, PCI bus, video data, HDD,
network, operation panel, and image processing.
3. Flash ROM:
16MB Flash ROM for the system program
2.5" HDD
Printer/
(40 GB)
Scanner
IDE SD Slot 1
Local BUS
On-board
SDRAM
(512 MB)
PCI
IEEE1394/
Wireless LAN/
BICU
Bluetooth/
IEEE1284
OPTION
OPTION
PS3/
DATA
SD Card
Overwite
Security Unit
SD Slot 2 SD Slot 3
ASIC
CPU
PCI BUS
PCI PCI
File Format
Converter
OPTION
6-12
10 February 2005
RAM
NIB
(256 MB)
SDRAM
DIMM
NVRAM
(128 kB)
PCI
FCU G3
OPTION OPTION
B156D510.WMF