Printer Functions - Ricoh B202 Service Manual

6.14 PRINTER FUNCTIONS

6.14.1 OVERVIEW
Printer/
Scanner
SD Slot 1
System
Flash ROM
(16 MB)
CONTROLLER
PCI
BCU
Option: Optional component for all models
The controller is based on the GW (Grand Work) architecture.
CPU: RM7065C-600 MHz
ASIC:
This is one of the GW-architecture ASICs. It uses a 133 MHz bus to interface with
the CPU and memory. ASIC controls the interface, memory, local bus, interruption
processing, PCI bus, video data, HDD, network, operation panel, IEEE1284, and
image processing.
Flash ROM: The 16-MB flash ROM is for the system program.
SDRAM DIMM (2 slots):
The controller has 1024-MB resident SDRAM. (512 MB x 2).
NVRAM:
The 128-KB NVRAM stores the engine/controller settings and logs.
SM
Option
PS3/
RAM
Data
SD Card
(512 MB)
Overwrite
Security Unit
SDRAM
SD Slot 2 SD Slot 3
DIMM
Local BUS
ASIC
PCI BUS
PCI PCI
File Format
USB\NIB
Converter
Option
6-99
PRINTER FUNCTIONS
RAM
2.5" HDD 2.5" HDD
(512 MB)
SDRAM
IDE IDE
DIMM
NVRAM
CPU
(128 kB)
PCI PCI
IEEE1394/
Wireless LAN/
FCU
Bluetooth/
IEEE1284
Option Option
G3
Option
B178D999.WMF
B202/B178/B180