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8-5
Confidential
2. WIRING DIAGRAM
Fig. 8-5
Main PCB
LAN
Parallel
Interface
CN19 CN9
PH2
CN22-13
-7
-10
+5V
-5
-4
-3
-2
-1
GIJI
CHRG
RDPS
PLS
SL
IGND
RL1
RL2/POL
TELOFF
VCC5
J2
LINE
J1
EXT
I24V
-6
CP
-8
LT1_DET1
LT1_PEDG
+24V
+24V
24VRET
+24V
ZERO_CROSS
VCC24
FB_VCLN
LT1_PE
+3.3V
LT1_SOL
24VRET
S0V
+3.3V
+8V
PWM_DEV
T1_PE_SEN
GRIDC
FB_DEV
S0V
/TRCV
FB_TRCCV
PWN_TRCC
PWM_CHG
FB_TR
24RET
+24V
-8
CN14-9
RELAY_
FRONT
REG_SOL
MP_SOL
+5V
PNEW_SEN
-6
-5
-4
-4
-3
-7
-11
-9
+24V
DX_SOL
CN29-2
-1
T1_SOL
TNR_SEN
S0V
F_COV_SEN
-3
-2
-1
CN5-6
-5
THM_EDGE
THM_CENTER
VDD3
PO_SEN
-2
-1
DX_UNIT_SEN
S0V
BD
-7
CN314-8
LD
LD_MON
PWNENB
LDFALF
+5V
DATA
GND
+5VI
FB_GRID
LT2_DET2
FAN_MAIN
MP_PE_SEN
PEDG_SEN
TNRLED
HU+
REG_REAR_SEN
HV+
HU-
HV-
+5V
S0V
U
U
V
W
HU+
HU-
HV+
HV-
HW-
HW+
+5V
S0V
U
U
V
V
W
W
FG+
FG-
VOG
CCD24V
AGND
SH
J3
Hand
set
MFC-8980DW only
USB
CN13
DIMM
CN18
RELAY_
REAR
-4
-3
-6
-5
-2
-1
RESET_N
RXD
TXD
GND
+3.3V
+5VI
-4
-3
CN7-6
-5
-2
-1
DX_SOL
FG
GND
DATA-
DATA+
+5V
FG
-4
-3
CN25-6
-5
-2
-1
WIRELESS
LAN
CN3-8
-6
-5
-4
-7
-3
-2
-1
LT(OPT)
CN16-9
-6
-5
-4
-7
-3
-2
-1
-8
CN1-22
-18
-17
-16
-19
-15
-14
-13
-21
-20
-12
-8
-7
-6
-9
-5
-4
-3
-11
-2
-1
-10
-18
-17
-16
CN10-19
-15
-14
-13
-12
-8
-7
-6
-9
-5
-4
-3
-11
-2
-1
-10
LVPS
HEATERONN1
24VRET
HVPS
REG_FRONT_SEN
P1-3
-3
-2
-1
-2
-1
-1
-2
-4
-3
FAN_PS
VCC3.3V
MAIN
MOTOR
DRIVER
HW+
HW-
U
V
V
W
W
CN17-14
-13
-12
-8
-7
-6
-9
-5
-4
-3
-11
-2
-1
+3.3V
SEN_FBHOME
GND
CN32-3
-2
-1
-10
SCANNER
MOTOR
DRIVER
-12
S0V
CI
CML
VCC24
CN33-20
-7
-10
-5
-4
-3
-2
-1
-6
-8
-11
-9
-13
-17
-16
-15
-18
-19
-14
-12
NCU
-7
CN28-10
-5
-4
-3
-2
-1
DPSEN1
BSSOL2
GND
DPSEN2
+24V
BSSOL1
-6
-8
-9
GND
RSEN
FSEN
+3.3V
ADF RELAY
CCD
PH1
DGND
RS
DGND
DGND
SW2
SW1
VOB
A
ENA0
+24V
P0V
NC
+5V
P0V
BB
-7
-10
-5
-4
-3
-2
-1
-6
-8
-11
-9
-13
CN26-15
-14
-12
MOTOR DRIVER
ENA1
DECAY
STB
AB
B
PWM0
PWM1
AGND
AGND
VOR
VOUT1
VOUT2
CN30-2
-1
SPEAKER
+3.3V
STHM
CN6-2
-1
THERMISTOR
GND
FB_COVER
CN24-2
-1
FB-COVER
+24V
COUNT
CN8-2
-1
HOME
POSITION
COUNTER
BAT_P
BAT_N
CN23-2
-1
BATTRY
GND
SEN_STACK
CN20-3
-2
-1
STACK
SENSOR
+3.3V
CN2-4
-3
-2
-1
CN1-4
-3
-2
-1
FB_OUT A
_
ADF
MOTOR
FB
MOTOR
-2
-1
FSEN
FB_OUT A
FB_OUT B
FB_OUT B
_
+3.3V
FSEN
0V
ADF_OUT A
ADF_OUT A
ADF_OUT B
ADF_OUT B
_
_
CN2-3
-2
-1
RSEN
+3.3V
RSEN
0V
CN4-2
-1
SWITCH
BACK
SOL
SB_SOL
+24V
CN3-3
-2
-1
FSEN2
+3.3V
FSEN2
0V
CN2-3
-2
-1
SBSEN
+3.3V
SBSEN
0V
CN5-2
-1
PICK
SOL
PICK_SOL
+24V
CN3-3
FG
GND
DATA-
DATA+
+5V
FG
-4
-3
CN21-6
-5
-2
-1
USB HOST
DATA+
+5V
FG
-2
-1
MAIN FAN
MFC-8880DN/8980DW
only
PANEL
-4
-3
CN3-6
-5
-2
-1
LCD
CN2-3
MP_RE_SEN
VCC3.3V
S0V
P2-4
S0V
VCC3.3V
FAN_MAIN
FAN_PS
FAN_MAIN
_LOCK
P0V
TNRLED
T1_SEN
PEDG_SEN
P3-5