Ricoh G091, Руководство по обслуживанию

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BOARD STRUCTURE
G112/G113/G116/G094/G095/G091 6-8 SM
6.2.4 CONTROLLER BOARD [G112 SERIES]
PICCOLO
The PICCOLO ASIC controls all the functions of the printer controller
board.
CPU TX4955 300 MHz (G094/G095/G112); 372 MHz (G113)
Resident: 64 MB SDRAM (G094/G095/G112); 128 MHz SDRAM (G113)
RAM
Option: 1 slot SDRAM DIMM (64/128/256 MB)
Flash: 16 MB ROM (Emulation)
ROM
Mask: 4 MB (PCL/PS font)
NVRAM Stores the controller settings
HDD 6 GB
NIC I/F
ASIC PICCOLO
I/O PORT
OPTION HDD
I/F
DEBUG I/F
CPU
PCI OPTION
I/F
USB2.0
USB2.0
I/F
ENGINE I/F IEEE1284 I/F
NIC I/F
RESET
VOLTAGE
REGULATOR
LVC16245
IC CARD I/F
FRAM
SFRAM
RA2K ROM-DIMM
ROM-DIMM I/F FONT ROM
FLASH ROM
(CODE ROM)
SDRO
M
-DI
M
M
S
DRO
M
HDD BOARD
PCI OPTION
DATA (LAD)
ADDRESS
5V
3.3V
1.5V
/RE
S
IN
3.
3
V
1.
5
V
1.
8
V
5V
10
0
/12
0
/124
M
H
z
CLOCK
GENERATOR
33M
H
z
48M
H
z
5V BUS OPTION 3V DEVICE 5V DEVICE 3V BUS
LVC16373
G113/G095 Only
UT
M
I
PC
I
MII I/F
G094D524.WMF
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA