Engine Controller Pwb - Kyocera FS-C5015N Service Manual

2-3-2

Engine controller PWB

Operation
panel
PWB
Main
controller
PWB
LED
print
heads
relay
PWB
Controller
box fan
motor
Main
high
voltage
PWB
Engine
relay
PWB
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Engine controller PWB
Reset IC
(U10)
RESET
LED print heads control
EEPROMs control
Paper full sensor signal
Eraser driver
circuit (Q13)
(Q12)
(Q8)
(Q9)
(Q11)
(Q10)
Controller box
fan motor driver
circuit (Q39)
Main charger control
Toner motor
driver circuit
(Q14, Q16)
(Q15, Q17)
(Q20, Q22)
(Q21, Q23)
Drum motor
driver IC (U14)
(U15)
(U17)
Primary transfer
motor driver IC (U18)
Fan motor
driver circuit
(Q27)
(Q28)
Toner sensors signals
Figure 2-3-2Engine controller PWB block diagram
manuals search engine
Sensors/switches signals
RESET
Data/Address
Micro
multiplex bus
controller
Address bus
(U8)
Address bus
EEPROM
(U12)
Face up/down solenoid control
Exit sensor signal
Zero cross signal
Fuser heater lamps control
ASIC
(U13)
Abnormal temperature
detection circuit (U1)
Fuser thermistor signals
+24V
Sleep mode
circuit
Sleep signal
Clutch driver
circuit (Q39)
(Q40)
(Q41)
Feed motor
driver IC (U21)
Fuser motor
driver IC (U22)
Transfer charger control
Sensor signals
D-A converter
(U28)
Analog
switches
(U24, U25)
2HJ/2HK-1
Sensor
PWB
Flash
memory
(U9)
Power
supply
PWB
+3.3V
+5V
+24V
Clutches
Feed
motor
Fuser
motor
Developer
drive stop motor
Optional
paper
feeder/
duplexer
Bias high
voltage
PWB
Toner ID
sensor
2-3-3