Engine Control - Epson C11C605001 - DFX 9000 B/W Dot-matrix Printer Service Manual

OperatingPrinciples

Engine Control

2.1.3
describes engine control, low voltage supply board (LVPS), and high voltage supply
This section
board (HVPS). The engine is controlled by the engine controller board (MC FWB). Figure 2-24
shows the engine contrcdh?r connecting diagram.
ROS UNIT
Scanner
Motor
Sensor
FEEDER
Feed
,
L
1
TURN
Solenoid
Paper-out
Sensor
Paper Size
Sensor
Optional
2rrd
FEEDER
Feed
solenoid
Turn
Solenoid
Paper-out
Sensor
1
1
1
Paper Size
Sensor
DRIVE ASSY.
Main Motor
Figure 2-24. Engine Controller Connecting Diagram
2-14
MCU PWB
BOARD
I i = = = = = %
EXIT Sensor
MSI Sensor
Solenoid
AC IN
Thermal
Fuse
Thermistor I
I
(Not Ued)
I
I
1
Chute Fan
Detach Saw
1
BTR
OPC Drum
Charge Saw
Roll
Magnet
Fan
Rev. A