
PRINTER CONTROL BOARD
G031/G032 2-48 SM
2.10.2 DEVICES
Devices Description
CPU 133MHz 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
ASIC: ROCKY W
I/O port
Code ROM Flash ROM (8 MB) 32 bit
DRAM 8 MB (16 Mbit DRAM x 4)
EEPROM 2 KB (NVRAM)
Centronics I/F Bi-directional parallel interface (standardized by IEEE1284)
G031: 2 slots
RS232C
Ethernet (100 Base-Tx, 10 Base-T)
Hard disk drive
IC Card adapter for up-dating controller firmware (CN3)
OPTION I/F
G032: 1 slot
Ethernet (100 Base-Tx, 10 Base-T)
Hard disk drive
IC Card adapter for up-dating controller firmware
Optional RAM I/F SIMM x 1 slot, 16 MB or 32 MB SIMM
DIMM I/F 1 slot
DIP SW
1234
– OFF –
G031D537.WMF
SW No. Setting Description
OFF Booting from Flash ROM
1
ON Booting from IC card using adapter
2 Not used
3 Not used
4 Not used
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