Savin SLP20 Manual de Serviço Página 46

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PRINTING
G031/G032 2-2 SM
2.1.2 PRINTER CONTROL BOARD
The printer control board receives the print data from the computer through the
parallel cable or network interface board.
The printer control board contains the CPU (which is a 64-bit RISC processor), the
ROCKY W ASIC, 8 MB of resident DRAM for main memory, and a 8 MB code
ROM.
A SIMM card can be installed for extra DRAM memory and a DIMM card can be
connected for service purposes (firmware upgrade).
The control board controls the following to produce the print image data.
1) IEEE1284 parallel port interface
2) Control panel
3) Edge smoothing and toner saving
4) Engine control board
5) Interfacing with the HDD, NIB, and RS232C board.
Printer
Control Board
ECB LD Unit
CPU
NIB
HDD
Option Board
DIMM
Resident
DRAM
32-bit Data
Address/Command
Parallel I/F
Code
ROM
SIMM
ROCKY W
(ASIC)
RS232C
G031D503.WMF
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA
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