Service manual

FO-4400U
FO-CS1
[2] Wiring diagram
4 – 2
MEMORY PWB
VERIFICATION
STAMP
CIS
UNIT
M2
COOLING
FAN
MOTOR
TS1
THERMOSTAT
H1 HEATER
LAMP
S2 INTERLOCK
SWITCH
CNPRT1
CNOP1
CNTXM1
CNCIS1
CNSP1
CNPW1
CNPN1
CNSTP1
CNSEN1
CONTROL PWB
TH1
THERMISTOR
PWB-D
LASER DIODE
DRIVE PWB
SL1 PAPER
TAKE-UP
SOLENOID
M2 POLYGON
MOTOR UNIT
PS1
PAPER TAKE-UP
SENSOR
PS3
PAPER EXIT
SENSOR
PS5A RECEIVED
DOCUMENT
TRAY SENSOR
HV1 HIGH
VOLTAGE PWB
UNIT
PWB-G
TONER EMPTY
SENSOR
PRINTER PWB
PE1
PAPER EMPTY
SENSOR
8
5
6
2
2
TEL LINE
LIU PWB
CNLIU1
10
3
3
2
5
POWER SUPPLY PWB
4
1
2
1
1
12
8
2
30
2
30
2
410
9
2
TRANSFER
SENSOR
FRONT
SENSOR
DOCUMENT
SENSOR
2
2
2
8
CN1
CN7
CN14
CN2
CN10
CN15
CN4
CN6
CN13
CN11
CN12
CN3
CN8
CN5
CN9
4
28
LED
PWB
15
COG(LCD) 20x2 Characters
14
14
CNCOGA
JOINT PWB
CNCOGB
CNLEDACNCOG
OPERATION PANEL PWB
CNPNA
TX MOTOR
PS4
PAPER OUT
SENSOR
2
3
OPTION
FO-45VS
SPEAKER
CN5
CN1
CN2
CN3
CNAC
M1
MAIN
MOTOR
2
PS5B
PAPER
SIZE SENSOR
PH PRINT HEAD UNIT
2ND PAPER
CASSETTE
PWB
15
OPTION
FO-CS1
OPTION
FO-8MK
CNOP
CNLEDB
OPERATION
PANEL
UNIT
PC
REWRITING
VERSION UP
FLASH ROM
5
CNRS1
LCD
PANEL
UNIT