Toshiba e-STUDIO350 - General Description

November 2003 © TOSHIBA TEC 2 - 21 e-STUDIO350/450 OUTLINE OF THE MACHINE
2
2.4 General Description
2.4.1 System block diagram
Fig. 2-401
LGCSYSSLGCCD
SNS
LRL Laser unit
LDR
8
8
16
888
16
8
64
64
16
8
32
32
8
32 16
32 32
32
3232
32
8
16168
PSTN
External TEL
PSTN
PCI-bus
Data-bus
Data-bus
Data-bus
Data-bus
Scrambler board
Main memory
(
DIMM
)
128MB
Laser beam sensor
ASIC
SRAM
128KB
SRAM
512KB
NVRAM
8KB
NVRAM
256KB
Flash ROM
512KB
Flash ROM
2MB x 2
Battery
RTC
Flash ROM
4MB x 2
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IPC
PFP/LCF
RADF
ADU Motors
HVT
Clutches
Sensors Solenoids
Switches
Bypass unit
Key copy counter Copy key card
Finisher
Bridge unit
Job separator/Offset tray
Bus transceiver
Bus transceiver
I/O
Finisher
Control panel
PCI external slot
USB connector
(
host-1
)
USB connector
(
device
)
USB connector
(
host-2
)
RS-232C
Parallel port
(
IEEE-1284
)
HDD
NCU
(
LINE-1
)
NCU
(
LINE-2
)
NIC
Dongle Dongle
Modem
FAX
CCD
Flash ROM
512KB
SRAM
128KB
Amp Amp
A/D A/D
FAX
Scrambler board
Printer kit, Printer/Scanner kit, Scanner upgrade kit
LAN connector
(
10BASE-T/100BASE-TX
)
:
Option
(
Odd
)
(
Even
)
ASIC
ASIC
ASIC
System-CPU
266MHz
Engine-CPU
24MHz
ASIC
ASIC
ASIC
ASIC
Motors
Scanner-CPU
22MHz
Page memory
(
SDRAM
)
32MB
Laser diode