System Configuration - Oki C810 Maintenance Manual

Oki Data CONFIDENTIAL

1.1 System Configuration

Figure 1-1 represents the system configuration of the printer.
CU PCB
K LED HEAD
Y LED HEAD
M LED HEAD
C LED HEAD
Operator panel PCB
Toner sensor PCB
K toner Y toner M toner C toner
ID fuse cut
sensor sensor sensor sensor
Cover-
Fuser
Belt
open
FAN thermistor
sensor
ID UP/
High-voltage PCB
DOWN
K-ID Y-ID M-ID C-ID
RFID PCB
44072903TH Rev.1
USB DUPLEX
LAN
Clutch
Separator
solenoid
USB
LAN
device
controller
controller
Duplex
motor
ASIC
SPILYTAS
(Built-in by CPU)
LEISUS
DCON I/F LSYNC
command I/F
ARMORED
EEPROM Fuse cut,
EXIT
Environmental humidity
Fuser-IN, release
High-voltage I/F, Fan control,
FAN, heater control,
Cover-open
others
Environment
sensor
Low-
voltage
FAN
Cover
Duplex IN Front Rear Bottom
open
FAN sensor sensor sensor sensor
sensor
DUPLEX PCB
Front sensor PCB
IN1 IN2
Paper
Paper
1st P.E
feed
sensor size SW
solenoid
PU PCB
FLASH
8Mbit
CPU
Color drift, density,
Thermistor signal
20MHz
5V、24V、 0VL、0VP
Low-voltage PCB
M
Shutter
Fuser unit
solenoid HEAT Fuser-end
cooling FAN
AC-SW
Figure 1-1
Paper
Hopping
P.E IN
size SW
sensor
sensor sensor
Feed
clutch
Hopping
2nd TRAY PCB
clutch
P.E
IN
sensor
sensor
WR
M M
3rd TRAY PCB
M
ID HOP M
BELT
IDUP
Fuser-IN
Belt unit
sensor
Fuser release
sensor
Color
registration
Belt unit
PCB right
Fuse-cut
Color
registration
PCB left
Junction PCT
Density
Fuser fuse-cut/UP&LOW
Upper center/ compensation sensor
Upper side/ Lower Thermistor
EXIT
sensor
Fuser unit
Inlet
1. CONFIGURATION
Paper feed/
transportation
motor
Paper
Hopping
size SW
sensor
Feed
clutch
Hopping
clutch
Paper feed/
transportation
motor
8 /