Toshiba e-studio212 - General Description; System Block Diagram

2
© 2009 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO182/212/242
OUTLINE OF THE MACHINE
2 - 15
2.4 General Description
2.4.1 System block diagram
Fig. 2-10
CIS
HVPS
LVPS
AFE
ADF/RADF
ADU
PFC
PFP
8
M
AC
DC
ASIC
16 16
SDRAM
16 MB
16
Flash ROM
4 MB
8
16
SRAM
128 kB
RTC
SDRAM
32 MB
SDRAM
64 MB
16
16
Flash ROM
512 kB
PFU
I/O
8 8
SRAM board
Power supply unit
Drum thermistor
Thermistors
Temperature/humidity
sensor
Driver
D/A
converter
A/D
converter
SoC
(System controller)
MAIN board
Scan motor
Fuser unit
Auto-toner sensor
Developer unit
DC (
High voltage
)
Laser optical unit
SNS board
Laser beam sensor
LDR board
Laser diode
8
ASIC
(
I/O port
)
Battery
Battery
SDRAM bus
(
16 bit
)
CPU bus (16 bit)
NCU board
Download JIG
TELBOOK board
FAX board
MODEM
Control panel
External keyboard
Network printer kit
USB connector (
device
)
LAN connector (
10BASE-T/
100BASE-TX
)
USB connector (
host
)
Scanner upgrade kit
: Option
Sensors
Switches
Motors
Solenoids
Clutches
Bypass unit
USB connector
(
device
)
Copy key card / Coin controller