
2. STRUCTURE
A. Hardware
Block diagram
3. SOFTWARE
Items Contents Media
GDI Printer driver Printer driver CD-ROM
Twain driver Scanner driver
4. OPERATING ENVIRONMENT
(1) System requirements
Host computer Operating system Emulation Plug and play Network
IBM PC/AT or
100% compatible
(Supported ECP mode)
MS-DOS 3.3 +
MS-Windows 3.1X or later
MS-Windows 95/98
MS-Windows NT 4.0
Sleek type GDI (Printer)
Twain (Scanner)
Supported Not supported
∗ MS-DOS 3.3 + (Printer only)
(2) Interface
Type Host computer Operating system Protocol
IEEE1284P × 1 IBM PC/AT or
100% compatible
MS-DOS 3.3 +
MS-Windows 3.1X or later
MS-Windows 95
MS-Windows NT 4.0
Peppy
Nibble
ECP
I/F PWB
High voltage PWB
Main control PWB
CPU
H8S
EEPROM
ROM
RAM
Operation panel
Paper in sensor
Paper exit sensor
Cover SW
Home position sensor
Main motor
Power supply
unit
High voltage unit
SRAM
32k
8 2
CCD PWB
CCD
Amplifier
Image
process
ASIC
Temperature
fuse
LSU unit
Laser
Polygon-motor
Laser beam
sensor
Scanner motor
Lamp
Inverter
Motor driver
OPC drum cartridge
Main charger roller
Drum
Separation
electrode
Transfer roller
Heat roller
Thermistor
Heater lamp
Developing cartridge
Developing
roller
Earth sheet
Doctor
Motor driver
Driver
Pick-up solenoid
A/D
Toner sensor
Paper size sensor
FAN motor
Driver
USB converter
chip
Paper exit
sensor
FAX PWB
LIU PWB
Controller
FX200
ASIC
CPU/DSP
FX164
DRAM
DRAM
Compress
/Expand
LC8213
ASIC
LIU control
Speaker control
SRAM
RTC
ROM DRAM
SRAM
DRAM
1M
16 2
SPF relay PWB
LCD PWB
1-chip
CPU
Motor driverScanner motor
Document
detection SW
SPF solenoid
Paper in sensor
Open/Close SW
Driver
LCD
Speaker
Fax
FO-3800M
1 – 2
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