2
2 - 22e-STUDIO350/352/353/450/452/453
OUTLINE OF THE MACHINE
© 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
2.4 General Description
2.4.1 System block diagram
(1) e-STUDIO350/450
Fig. 2-401
LGCSYSSLGCCD
SNS
LRL Laser unit
LDR
8
8
16
8
8
8
16
8
64
64
16
8
32
32
8
32
16
32
32
32
32
32
32
8
16
16
8
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
05/11