Konica Minolta bizhub 20 Service Manual page 433

2. WIRING DIAGRAM
CN14-9
Tray1 solenoid
Regist solenoid
RELAY_
FRONT
MP solenoid
Cover sensor
Toner LED PCB
CN5-6
Fuser thermistor
RELAY_
REAR
Duplex unit
sensor
CN29-2
Duplex_SOL
CN314-8
LD
CN3-6 CN7-6
-5
-4
LCD PANEL
-3
-2
-1
CN30-2
SPEAKER
CN6-2
THERMISTOR
CN24-2
FB-COVER
CN33-20
-19
-18
-17
-16
-15
-14
-13
-12
-11
CCD
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
CN2-3
MAIN FAN
CN21-6
USB HOST
Parallel
+24V
USB
-8
T1_SOL Interface
-7
REG_SOL
CN13 CN19
-6
MP_SOL
-5
+5V
-4
PNEW_SEN
-3
TNR_SEN
-2
S0V
-1
F_COV_SEN
THM_EDGE
-5
THM_CENTER
-4
VDD3
-3
PO_SEN
-2
Duplex_UNIT_SEN
-1
S0V
Duplex_SOL
-1
+24V
BD
-7
LD_MON
-6
PWNENB
-5
LDFALF
-4
+5V
-3
DATA
-2
GND
-1
+5VI
RESET_N
-5
RXD
-4
TXD
-3
GND
-2
+3.3V
-1
+5VI
VOUT1
-1
VOUT2
+3.3V
-1
STHM
GND
-1
FB_COVER
VOR
AGND
VOG
AGND
VOB
AGND
CCD24V
SW1
SW2
SH
DGND
RS
DGND
PH1
DGND
PH2
+5V
CP
IGND
I24V
DATA+
-2
+5V
-1
FG
FG
-5
GND
-4
DATA-
-3
DATA+
-2
+5V
-1
FG
MOTOR DRIVER
ADF FB
MOTOR MOTOR
LAN
DIMM
CN9
CN18
Main PCB
ADF RELAY
NCU
SWITCH
FSEN RSEN
BACK
SOL
Fig. 7-7
7-7
CN3-8
LT2_DET2
-7
Tray2_DET1
-6
Tray2_PEDG
-5
Tray2_PE
-4
Tray 2
+3.3V
-3
Tray2_SOL
-2
+24V
-1
24VRET
CN16-9
HEATERONN1
-8
S0V
-7
+3.3V
-6
+8V
LVPS
-5
+24V
-4
+24V
-3
24VRET
-2
24VRET
-1
ZERO_CROSS
CN1-22
VCC24
P1-3
-21 MP_RE_SEN
FB_VCLN
VCC3.3V
-20
FB_GRID
S0V
-19
GRIDC
-18
FB_DEV
P2-4
-17
S0V S0V
-16
PWM_DEV
VCC3.3V
-15
PWM_CHG PEDG_SEN
-14
T1_SEN
/TRCV
-13
FB_TR
FAN_MAIN
-12 P3-5
FB_TRCCV
_LOCK
-11
24RET P0V
-10
PWN_TRCC TNRLED
-9
FAN_MAIN
REG_REAR_SEN
-8
FAN_PS
REG_FRONT_SEN
-7
MP_PE_SEN
-6 HVPS
PEDG_SEN
-5
T1_PE_SEN
-4
TNRLED
-3
FAN_MAIN
-2
FAN_PS
-1
VCC3.3V
CN10-19
HU+
-18
HU-
-17
HV+
-16
HV-
-15
HW+
-14
HW-
-13
+5V
-12
S0V
-11 MAIN
U
-10
MOTOR
U
-9
DRIVER
U
-8
V
-7
V
-6
V
-5
W
-4
W
-3
W
-2
FG+
-1
FG-
CN17-14
HU+
-13
HU-
-12
HV+
-11
HV-
-10
HW+
-9
HW- SCANNER
-8
+5V
MOTOR
-7
S0V
DRIVER
-6
U
-5
U
-4
V
-3
V
-2
W
-1
W
CN32-3
SEN_FBHOME
HOME
-2
GND
POSITION
-1
+3.3V
CN8-2
COUNT
COUNTER
-1
+24V
CN23-2
BAT_N
BATTRY
-1
BAT_P
CN20-3
SEN_STACK
STACK
-2
GND
SENSOR
-1
+3.3V
PICK
CN5-2
+24V
-1 SOL
PICK_SOL
CN3-3
FSEN2
-2
FSEN2
0V
-1
+3.3V
CN2-3
SBSEN
-2
SBSEN
0V
-1
+3.3V
-2
MP sensor PCB
-1
-3
Sensor PCB
-2
-1
Toner
-4
sensor PCB
-3
-2
-1
Power
Main
supply
fan
fan
Confidential