Ricoh B003 Service Manual page 591

4. DETAILED SECTION DESCRIPTIONS
4.1 OVERVIEW
IEEE1284 IC Card
IC Card I/F
System
Flash ROM
(8 MB)
This machine uses the GW architecture. To enable the printer features, just install
the printer option ROM DIMM on the controller.
Main components:
• CPU: QED RM5231
• SIMAC: GW architecture ASIC. It controls all the functions of the controller
board.
• Flash ROM: 8MB Flash ROM for the system program
• SDRAM (resident): 32 MB SDRAM, expandable with 32 MB or 64 MB optional
SDRAM.
• NVRAM: Stores the controller settings
• HDD: Used to store additional soft fonts. Also used for collation, locked print,
sample print and form overlay
• IEEE 1284 interface
Optional components:
• PostScript3 DIMM
• Memory DIMM
• NIB
• IEEE1394 interface
SM
CÓPIA NÃO CONTROLADA
OPTION
Printer
H D D (Scanner) P S 3
DIMM
IDE Slot 1 Slot 2
Flash ROM DIMM (4/8 MB)
Resident
SIMAC
S D R A M C P U
(32 MB)
PCI I/F
Mother Board
PCI I/F
BICU
4-1
CÓPIA NÃO CONTROLADA
OVERVIEW
OPTION OPTION OPTION
NIB
R A M
IEEE1394
Flash ROM
(32/64 MB)
(4 MB)
S D R A M
D I M M
N V R A M
(32 kB)
Controller
B362D501.WMF
B003/B004/B006/B007