Ricoh G031 Service Manual page 329

2.10.2 DEVICES
Devices
CPU
ASIC: ROCKY Z
Code ROM
DRAM
EEPROM
Centronics I/F
Option I/F
Optional RAM I/F
DIMM I/F
⇒
DIP SW
SM
133 MHz VR4310
Memory map control
Reset signal
DRAM control
DMA control
FCI control (edge smoothing, toner saving)
Interrupt control
Engine serial communication control
Interval control
Centronics I/F
I/O port
Flash ROM (2 MB) 32 bit
16 MB (16 bit DRAM × 2)
2 KB (NVRAM)
Bi-directional parallel interface (standardized by IEEE 1284)
G049: 2 slots
RS232C
Ethernet (100 Base-Tx, 10 Base-T)
Hard disk drive
IC Card adapter for up-dating controller firmware
(CN 3)
G054: 1 slot
RS232C
Ethernet (100 base-Tx, 10 Base-T)
Hard disk drive
IC Card adapter for up-dating controller firmware
DIMM × 1 slot, 32 or 64 MB DIMM
1 slot
SW No.
1
2
3
4
Requires
Controller
firmware
version 1.35
or newer.
Description
Setting Description
OFF Booting from Flash ROM
ON Booting from IC Card
Not used
Not used
OFF Paper handling of the By-
Pass- By-Pass tray size
select in drive is used
regardless of paper size set
by Op Pane.
ON By-Pass print available only
for the same set by the Op
Panel.
11-5
Rev. 01/2003
G049/G054