Table of Contents
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CHAPTER 6 WIRING DIAGRAM
1.
WIRING DIAGRAM
Duplex scan model only
CN35
Second side
1
VOUT0
CIS unit
2
SGND
3
VOUT1
SGND
4
5
VOUT2
6
SGND
DETECT
7
8
SP
9
VDD
10
CLK
11
LEDG
12
LEDR
13
LEDB
14
LEDA
CN34
VOUT0
First side
1
2
SGND
CIS unit
3
VOUT1
SGND
4
5
VOUT2
6
SGND
DETECT
7
8
SP
9
VDD
CLK
10
11
LEDG
12
LEDR
LEDB
13
14
LEDA
Fax model only
CN33
La
DAA
SDO
1
1
SDO
Lb
TELOFF
TELOFF
EXT
2
2
FG
V34 MODEM
GIJI
3
3
GIJI
FG
CSn
4
4
CSn
+24V
Rin
Rin
5
5
RESETn
6
6
RESETn
Ta
IRQ
7
7
IRQ
LINE
Tb
SGND
SGND
8
8
SCK
9
9
SCK
SGND
1
0
1
0
SGND
MDM_SDI
MDM_SDI
1
1
1
1
+24V
1
2
1
2
+24V
MDM_MONI
1
3
1
3
MDM_MONI
SGND
SGND
1
4
1
4
+3.3V
1
5
1
5
+3.3V
Modem PCB
CN36
VO1
Speaker
2
1
VO2
Speaker AMP
USB host PCB
CN21
FG
6
1
FG
1
V
B
U
S
V
B
U
S
5
2
VBUS
DATA-
DATA-
DATA+
2
4
3
3
DATA+
DATA+
3
4
DATA-
4
S
G
N
D
S
G
N
D
2
5
SGND
F
G
F
G
5
1
6
FG
(front side)
USB
CN20
Function
1
PC_+5V
DATA_M
(TypeB)
2
3
DATA_P
4
SGND
Wireless LAN model only
Wireless LAN
CN25
PCB
SGND
1
1
SGND
+3.3V
2
2
+3.3V
SDIO_DATA0
3
3
SDIO_DATA0
SDIO_DATA1
4
4
SDIO_DATA1
SDIO_DATA3
5
5
SDIO_DATA3
SDIO_CLK
6
6
SDIO_CLK
SDIO_DATA2
7
7
SDIO_DATA2
SDIO_CMD
8
8
SDIO_CMD
CN24
1
TX+
2
TX-
3
RX+
4
-
10/100 base Ethernet
5
-
6
RX-
7
-
8
-
MP model only
MP registration sensor PCB
CN23
LED_VCC
3
3
LED_VCC
MP_REG_SEN
2
2
MP_REG_SEN
SGND
1
1
SGND
MP paper empty sensor PCB
CN19
LED_VCC
3
3
LED_VCC
MP_PE_SEN
2
2
MP_PE_SEN
SGND
1
1
SGND
CN18
T1 paper feed sensor PCB
-
PEMPTY_SEN
SGND
2
1
SGND
LED_VCC
3
2
LED_VCC
PEDGE_SEN
4
3
PEDGE_SEN
Manual feed model only
Manual feed paper empty /
regist rear/
CN17
regist front
MANUAL_SEN
5
5
MANUAL_SEN
REG_R_SEN
4
4
REG_R_SEN
sensor PCB
LED_VCC
3
3
LED_VCC
REG_F_SEN
2
2
REG_F_SEN
SGND
1
1
SGND
External temperature/
humidity
sensor
HUMID
CN22
HUM_P_PWM
1
3
HUM_P_PWM
HUM_SEN
2
2
HUM_SEN
TEMP
THM_GAIKI
3
1
THM_GAIKI
Registration mark
sensor L PCB
Eject sensor PCB
DEN Signal
DEN_SEN2
5
1
DEN_SEN2
Receive Circuit
DEN_SEN1
4
2
DEN_SEN1
+5.3V
LEFT_LED_VCC
3
3
LEFT_LED_VCC
SGND
2
4
SGND
+5.3V
+5.3V
1
5
+5.3V
+5.3V
Registration mark
sensor R PCB
DEN Signal
CN16
Receive Circuit
RMARK_SEN_R
4
1
R
M
A
R
K
_
S
E
N
_
R
D
E
N
_
S
E
N
2
13
1
DEN_SEN2
+5.3V
RIGHT_LED_VCC
3
2
RIGHT_LED_VCC
DEN_SEN1
12
2
DEN_SEN1
SGND
2
3
S
G
N
D
L
E
F
T
_
L
E
D
_
V
C
C
11
3
LEFT_LED_VCC
+5.3V
+5.3V
1
4
+5.3V
+5.3V
+5.3V
+5.3V
10
4
+5.3V
RMARK_SEN_R
9
5
RMARK_SEN_R
1
T
H
M
I _
N
T
E
R
N
A
L
T
H
M
I _
N
T
E
R
N
A
L
8
6
THM_INTERNAL
2
+3.3V
+3.3V
RIGHT_LED_VCC
7
7
RIGHT_LED_VCC
Internal temperature sensor
SGND
6
8
SGND
EJECT_SEN
5
9
EJECT_SEN
EJECT
EJECTSEN_LED
4
10
EJECTSEN_LED
1
+3.3V
+3.3V
+3.3V
+3.3V
3
11
+3.3V
2
T
H
M
_
F
U
S
E
R
_
C
T
H
M
_
F
U
S
E
R
_
C
2
12
THM_FUSER_C
THM_FUSER_E
1
13
THM_FUSER_E
1
SGND
2
THM_FUSER_E
+24V
Fuser unit
Main-Heater
MP Model only
N1
+24V
N2
Sub-Heater
L
Relay
Connector
Thermostat
Low-voltage power supply
PCB
+5.3V
Single Twin
L
1
1
N2
2
N1
2
3
HEATER_ON
CN10
HEAT_ON2
14
14
HEAT_ON2
ZERO_CROSS
13
13
ZERO_CROSS
OFF MODE
12
12
OFF MODE
HEAT_ON1
11
11
HEAT_ON1
DSLEEP
10
10
DSLEEP
RL_DRIVE
9
9
RL_DRIVE
Zero cross
AC_DIRECT_VDD
8
8
AC_DIRECT_VDD
INLET
detecting
24V_L
7
7
24V_L
circuit
L1
L1
PGND
6
6
PGND
FG
24V_M2
5
5
24V_M2
N
N
PGND
4
4
PGND
24V_M1
3
3
24V_M1
AC/DC
PGND
2
2
PGND
power IC
TMP_SENSOR
1
1
TMP_SENSOR
5V tolerant
RMTB_ENABLE
ADF_REARB_SEN
RMTB_STEP
C
S I
_
T
G
_
B
S
R
M
T
B
_
D
R I
CIS_CLK_BS
RMTB_USM0
CISIN0
ADCK
A
F
E
V
S
M
P
R
M
T
B
_
U
S
M
1
SHD
AFEMCLK
RMTB_VREF
CISIN1
SCLK
AFE_SCK
CISIN2
SDATA
AFE_SDI
AVDD
OVDD
D[7:0]
AFED[9:2]
AFE
+ LED DRV
Kybele
LED_G
RESETB
LED_R
ISET
LED_B
EN
CIS_LED_EN
ADF_REAR_SEN
+5.3V
+5.3V
LVDD
CONT_B
CIS_LEDB_BS
ADF_FRONT_SEN
VDC
CONT_G
CIS_LEDG_BS
ADF_COV_SEN
CONT_R
CIS_LEDR_BS
LVSS
RMTA_ENBLE
RMTA_SLEEP
+R3.3V_BS
RMTA_STEP
REG.
+5.3V
Vout
Vin
RMTA_DIR
EN
CIS_R33V0N
RMTA_USM0
RTMA_USM1
+R3.3V_FS
+5.3V
REG.
RMTA_VREF
Vout
Vin
EN
MD1_THM_ALM
SCL2
DCIS_SDIO
SDA2
CIS_MODE
P
A
N
E
L
4
CIS_TG
CIS_CLK
DDR_MMZQ
CISIN0
ADCK
DDR_DDR3VOUT
SHD
+1.5V
CISIN1
SCLK
DDR_MMVREF
CISIN2
SDATA
AVDD
DDR_MMCK
OVDD
D[7:0]
DDR_MMXCK
AFE
DDR_MMCKE0
+ LED DRV
DDR_MMXRESET
LED_G
RESETB
DDR_MMXRAS
LED_R
ISET
DDR_MMXCAS
AFE_SEN
LED_B
EN
+5.3V
+5.3V
DDR_MMXWE
LVDD
CONT_B
CIS_LEDB
DDR_MMXCS0
VDC
CONT_G
CIS_LEDG
CIS_LEDR
CONT_R
LVSS
DDR_MMODT0
DDR_MMA[15:0]
M
D
M
_
S
I P
D
O
U
T
DDR_MMBA[2:0]
MDM_TELOFF
DDR_MMDQS1
M
D
M
_
G
I
I J
DDR_MMDQS0
MDM_SPICSN
DDR_MMXDQS1
MDM_CI
DDR_MMXDQS0
MDM_RESETN
DDR_MMDM[1:0]
MDM_INTN
DDR_MMDQ[15:0]
MDM_SPICLK
PANEL3
MDM_SPIDIN
+24V
MDM_RING
+3.3V
MDM_SPKR_ONN
SCL0
SDA0
+3.3V
+3.3V
SCL0
EEPROM
A[2:0]=111
SDA0
SPI_DATA[3:0]
SPI_CS0
SPI_CS1
SPI_CS2
+3.3V
+3.3V
SerialFLASH
SerialFLASH
(ROM1)
(ROM0)
SPI_CLK
High-Side SW
EN
USBH_PPON1
P
A
N
E
L
2
Fault
USBH_OCI1
+5.3V
P
A
N
E
L
1
P
A
N
E
L
0
Vout
Vin
USBH_DP1
USBH_DM1
Kybele
RTERM_CAL0
USBH_PPON2
SOL_CLT2
USBH_OCI2
USBH_DM2
USBH_DP2
S
O
L
_
C
T L
1
VBUS(detect)
S
O
L
_
C
L
T
3
USBF_VBUS
USBF_DM
USBF_DP
RTERM_CAL1
+3.3V
AVDD33_2_USB2
+3.3V
SXOUT
WLAN_ON
Switch circuit
SXIN
SDIO0_DATA0
SDIO0_DATA1
SDIO0_DATA3
VDOCAL1
SDIO0_CLK
SDIO0_DATA2
SDIO0_CMD
A
F
E
D
0
M
D
2
_
V
R
E
F
RMII
M
D
2
_
D
R I
R
E
V
I
O
3
+3.3V
CKXTAL1
PHY
25MHz
P
A
N
E
L
5
CKXTAL2
ETH_REFCLK
M
D
1
_
D
O
PHYRSTB
ETH_RSTN
S
O
L
_
C
L
T
4
INTB
EXINT0N
V
B
D
N
REF_CLK
ETH_RXCLK
PCIE_TX_P
1
TD+
MDI+[0]
ETH_TXD[3]
PCIE_TX_N
2
TD-
MDI-[0]
ETH_TXD[2]
PCIE_RX_P
3
CT1
TXD[1:0]
ETH_TXD[1:0]
PCIE_RX_N
4
NC
TXEN
ETH_TX_EN
PCIE_PERST_N
5
NC
MDC
ETH_MDC
6
NC
MDIO
ETH_MDIO
7
RD+
MDI+[1]
E
T
H
_
T
X
C
L
K
8
RD-
MDI-[1]
CRS_DV
ETH_RX_DV
ETH_RXD[3]
PCIE_WAKE_N
ETH_RXD[2]
RXD[1:0]
E
T
H
_
R
X
D
[
: 1
] 0
ERASE_LAMP
PCIE_REFCLK
+3.3V_INTVL
SEN3(MP REG)
SCL1
SDA1
+3.3V_INTVL
SEN4(MP PE)
SEN8(PEMPTY_SEN)
+3.3V_INTVL
S
E
N
9
P (
E
D
G
E
_
S
E
N
)
S
E
N
( 0
M
A
N
U
A
) L
S
E
N
1
( 0
R
E
A
R
)
+3.3V_INTVL
SEN1(REGF)
HUMID_P
HUMID_N
AI4(HUM)
AI5(THM)
H
V
P
W
M
_
D
C
L
N
1
AI7(DENS_L_SP)
AI8(DENS_L_DF)
HVPWM_DEV
+5.3V
filter
HVPWM_CHG
HVPWM_TRCC
AI6(BOX_THM)
HVPWM_TRCV
S
E
N
( 6
j E
e j
t c
S
e
) n
+3.3V_SLPOFF
AI2(THM_C)
+3.3V
+3.3V
+24V
(FB_CHG) AI0
Vref
+3.3V
G
R
I
D
D
C
N
Vref
+3.3V
Vref
HT_LIMITN
+5.3V
AI3(THM_E)
LDO
DCDC
Vin
Vout
+1.17V
DCDC
+3.3V
DCDC
+1.5V
(DDR3)
DCDC
VSS
+1.0V
VDOCAL2
+3.3V
DCDC
WD IC
LD_PWR_PWM1
MD1_RSTN
MD1_MAINCTL
VENB
HYPNOS
+3.3V
CPU_VOL
CPURST
RSTICN
CPURST_MR_N
SEN7
VDD
REVOUT2
S
E
N
2
ZC_IN
XIN
32.768kHz
XOUT
SCL
SCL0
SW_ONOFF
OFFACT_IN0
SDA
SDA0
REVOUT1
REVIO4
HT_ZEROXN
HT_HEATON0N
D
_
S
L
E
E
P
HT_RLYOFF0N
+24V
+24V_M2
+24V_M1
AI9
AFED1
+3.3V
+24V
VCC
VM
CN32
ENBn
B /
B /
12
STEP
B
B
11
DIR
A /
A /
10
USM0
A
A
9
+3.3V_SLPOFF
USM1
VDD_RS
8
VREF
SGND
7
+3.3V_INTVL
SEN_ADF_REAR
6
VDD_FCS
5
SGND
4
ADF_FRONT_SEN
3
SGND
2
ADF_COVER_SW
1
+3.3V
VCC
+24VF
VM
CN28
ENBn
SLEEPn
B /
B /
4
STEP
B
B
3
DIR
A /
A /
2
USM0
A
A
1
USM1
VREF
NFC PCB
CN31
NFC_WAKE
1
5
NFC_WAKE
SCL
SCL
2
4
SGND
3
3
SGND
SDA
4
2
SDA
REG_PU
REG_PU
5
1
+1.5V
+1.5V
VREF
NFC model only
DDR3-SDRAM
(Max 4Gb)
Touch panel model only
CN29
REG_PU
1
TE
2
T
N
R
L
E
D
_
C
T
L
L
E
D
_
P
W
M
3
to HYPNOS
ON/OFF
4
SW_ONOFF
+3.3V
+3.3V
5
+3.3V
6
SGND
7
P
N
L
_
T
C
L
K
_
P
L
V
P
S
_
C
L
K
_
P
8
P
N
L
_
T
C
L
K
_
N
L
V
P
S
_
C
L
K
_
N
9
SGND
10
P
N
L
_
T
X
1
_
P
L
V
P
S
_
D
A
T
A
1
_
P
11
P
N
L
_
T
X
1
_
N
L
V
P
S
_
D
A
T
A
1
_
N
12
SGND
13
P
N
L
_
T
X
0
_
P
L
V
P
S
_
D
A
T
A
0
_
P
14
P
N
L
_
T
X
0
_
N
L
V
P
S
_
D
A
T
A
0
_
N
15
SGND
16
P
A
N
E
L
2
R
E
S
E
T
_
N
17
P
A
N
E
L
0
M
A
I
N
_
R
X
D
18
P
A
N
E
L
1
M
A
I
N
_
T
X
D
19
+5.3V
+5.3V
20
SGND
21
+24V
+24V
22
P
A
N
E
L
2
2Line LCD model only
+5.3V
P
A
N
E
L
1
CN31
P
A
N
E
L
0
+5.3V
1
P
A
N
E
L
0
M
A
I
N
_
S
D
I
N
2
PANEL1
MAIN_SDOUT
3
PANEL2
MAIN_SDCLK
4
SGND
5
to HYPNOS
SW_ONOFF
POWER_SW
6
CN3
+24V_M2
+24V
1
Registration clutch
CLUTCH CTRL
REG_CLT
2
CIRCUIT
CN4
+24V_M2
+24V
1
T1 pick-up clutch
PFEED_CLT
CLUTCH CTRL
2
CIRCUIT
CN1
+24V_M2
+24V
Duplex clutch
1
SOL CTRL
DXPRINT_CLT
2
CIRCUIT
CN6
+24V_M2
+24V
1
Develop release clutch
HV_TRCC2
CLUTCH CTRL
DEVREL_CLT
2
CIRCUIT
CN15
+24V_M2
+24V
1
Develop clutch
HV_TRCC1
DEVSTP_CLT
CLUTCH CTRL
2
CIRCUIT
+24V_M2
Ethernet/S ystem
CN12
Geuse
25MHz
+24V
MP solenoid
1
HV_TRCC3
SOL CTRL
MP_SOL_CLT
2
CIRCUIT
LED control PCB
CN27
E
N
G
_
U
A
R
T
1
_
R
X
V
D
O
_
R
S
T
_
N
R
E
S
E
T
N
3
6
1
RESETN
E
N
G
_
U
A
R
T
1
_
T
X
SGND
3
5
2
SGND
E
N
G
_
U
A
R
T
0
_
R
X
V
D
O
_
D
1
_
P
VDOCLK_P
VDOCLK_P
3
4
3
E
N
G
I _
N
T
0
V
D
O
_
D
1
_
N
VDOCLK_N
3
3
4
VDOCLK_N
E
N
G
I _
N
T
1
SGND
3
2
5
SGND
E
N
G
_
R
E
S
E
T
_
N
V
D
O
_
D
3
_
P
VDODATA0_P
VDODATA0_P
3
1
6
E
N
G
_
M
O
T
O
F
F
_
N
V
D
O
_
D
3
_
N
VDODATA0_N
3
0
7
V
D
O
D
A
T
A
0
R
E
T
E
N
I T
O
N
_
R
A
M
SGND
2
9
8
SGND
PCIE0_RX_P
VDO_D5_P
VDODATA1_P
VDODATA1_P
2
8
9
PCIE0_RX_N
VDO_D5_N
VDODATA1_N
27
10
V
D
O
D
A
T
A
1
PCIE0_TX_P
SGND
26
11
SGND
PCIE0_TX_N
VDO_D7_P
VDODATA2_P
25
12
VDODATA2_P
PCIE0_PERST_N VDO_D7_N
VDODATA2_N
24
13
V
D
O
D
A
T
A
2
SGND
23
14
SGND
VDO_D2_P
VDODATA3_P
22
15
VDODATA3_P
VDO_D2_N
VDODATA3_N
21
16
V
D
O
D
A
T
A
3
SGND
20
17
SGND
+5.3V
P
C
E I
_
R
B
A I
S
0
L
D
_
V
B
D
N
4
C
V
S
Y
N
C
N
19
18
VSYNCN
LDO
SGND
18
19
SGND
STBY VIN
L
D
_
P
W
M
0
R
E
Q
D
A
T
A
0
17
20
REQDATA0
VOUT
SGND
16
21
SGND
CLKG+3.3V
P
C
E I
0
_
C
L
K
_
O
F
F
L
D
_
P
W
M
1
R
E
Q
D
A
T
A
1
15
22
REQDATA1
PCIE0_REFCLK_P
SGND
14
23
SGND
P
C
E I
0
_
R
E
F
C
L
K
_
N
L
D
_
P
W
M
2
R
E
Q
D
A
T
A
2
13
24
REQDATA2
SGND
12
25
SGND
P
C
E I
0
_
R
E
F
C
L
K
_
O
L
D
_
P
W
M
3
R
E
Q
D
A
T
A
3
11
26
REQDATA3
CLKGEN IC
25MHz
PCIE0_CLK_CHDRV
SGND
10
27
SGND
KSCL
9
2
8
KSCL
SGND
8
2
9
SGND
KSDA
7
3
0
KSDA
SGND
6
3
1
SGND
V
D
O
_
E
N
H
E
A
D
E
N
5
3
2
HEADEN
SGND
4
3
3
SGND
+24V
VDO_E2P_SCL
SGND
3
3
4
SGND
VDO_E2P_SDA
+24V
2
3
5
+24V
LD_SH1
+24V
1
3
6
+24V
LD_SH2
LD_SH3
LD_SH4
ENG_UART0_TX
P_EMP_PWM
P_EMP_LED
ERASE1
CN7
LD_VBDN1
HU+
1
1
HU+
HU-
2
2
HU-
HV_TRCC0
HV+
3
3
HV+
HV_DCLNA_N
HV-
4
4
HV-
Motor
HV_GRD2
HW+
5
5
HW+
HV_GRD3
HW-
6
6
HW-
+5.3V_SLPOFF
Driver
H
V
_
D
E
V
0
+24V_M2
SGND
7
7
SGND
SEN_REG_REAR
+5.3V
8
8
+5.3V
HV_DCLNA_P
MD2_RST_N
U
9
9
U
HV_DEV3
MD2_CLK
U
10
10
U
MD2_DATA
U
11
11
U
TEST_MODE
MD2_PWM
V
12
12
V
V
13
13
V
MD2_FG
V
14
14
V
MD2_HALL
W
15
15
W
M
P
D
S
W
16
16
W
MD_ENBL
W
17
17
W
FG+
18
18
FG+
FG-
19
19
FG-
P
N
E
W
1
M
O
T
O
R
I _
D
-
Rs
CN14
HU+
1
1
HU+
HU-
2
2
HU-
HV+
HV+
3
3
HV-
4
4
HV-
Motor
HW+
5
5
HW+
HW-
HW-
6
6
Driver
+5.3V_SLPOFF
SGND
7
7
SGND
+24V_M1
+5.3V
8
8
+5.3V
MD1_RST_N
U
U
9
9
MD1_DATA
U
10
10
U
MD1_CLK
U
11
11
U
MD1_PWM
V
V
12
12
V
13
13
V
MD1_FG
V
14
14
V
MD1_HALL
W
W
15
15
W
16
16
W
W
17
17
W
FG+
FG+
18
18
FG-
19
19
FG-
H
V
_
G
R
D
0
M
O
T
O
R
I _
D
-
+3.3V
Rs
CN30
H
V
_
G
R
D
1
S
E
N
_
R
C
O
V
E
R
1
SGND
2
CN2
+24V
Geuse
+24V
2
1
+24V
PGND
1
2
PGND
CN9
FB_HV
1
3
0
FB_HV
R
E
V
I
O
0
H
V
_
E
N
A
B
L
E
2
2
9
HV_ENABLE
GRIDC
3
2
8
GRIDC
S
E
N
_
C
L
N
D
E
V
_
R
E
L
_
S
E
N
4
2
7
D
E
V
_
R
E
L
_
P
N
E
W
2
P
N
E
W
3
5
2
6
PNEW3
P
N
E
W
0
P
N
E
W
1
6
2
5
PNEW1
+1.0V
P
N
E
W
3
P
N
E
W
4
7
2
4
PNEW4
+3.3V_SLPOFF
+3.3V_SLPOFF
8
2
3
+3.3V_SLPOFF
F
A
N
0
_
F
U
L
L
C
H
G
1
_
P
W
M
9
2
2
CHG1_PWM
+3.3V
C
L
T
_
R
E
L
T
R
1
_
P
W
M
10
21
TR1_PWM
W
S
T
_
T
N
R
G
R
I
D
1
_
P
W
M
11
20
GRID1_PWM
C
L
T
_
D
X
T
R
2
_
P
W
M
12
19
TR2_PWM
B
E
L
T
_
N
E
W
G
R
I
D
2
_
P
W
M
13
18
GRID2_PWM
HV_DEV2
BCLN_PWM
14
17
BCLN_PWM
S
E
N
_
R
E
L
D
E
V
1
_
P
W
M
15
16
DEV1_PWM
F
A
N
0
_
H
A
L
F
C
H
G
4
_
P
W
M
16
15
CHG4_PWM
S
E
N
_
D
X
D
E
V
2
_
P
W
M
17
14
DEV2_PWM
C
L
T
_
N
P I
T
R
4
_
P
W
M
18
13
TR4_PWM
MPX_S0
19
12
MPX_S0
C
L
T
_
B
S
T
T
R
3
_
P
W
M
20
11
TR3_PWM
MPX_S2
21
10
MPX_S2
S
E
N
_
D
X
_
M
I
N
I
D
E
V
3
_
P
W
M
2
2
9
DEV3_PWM
MPX_S1
2
3
8
MPX_S1
C
L
T
_
R
S
V
D
E
V
4
_
P
W
M
2
4
7
DEV4_PWM
H
V
_
D
E
V
1
D
C
L
N
A
_
P
W
M
2
5
6
DCLNA_PWM
S
E
N
_
N
P I
G
R
I
D
3
_
P
W
M
2
6
5
GRID3_PWM
F
A
N
0
_
L
O
C
K
_
N
F
A
N
_
L
O
C
K
2
7
4
FAN_LOCK
COVER_OPEN_SW
2
8
3
C
O
V
E
R
_
O
P
+24V_M2
SGND
2
9
2
SGND
FAN CTRL
FAN_VCC
3
0
1
FAN_VCC
HV_CHG0
CIRCUIT
HV_CHG1
LD_VBDN1
+5.3V
CN26
FORTEC_PWR CTRL
FORTEC_PWR
CIRCUIT
FORTEC_PWR
1
7
F
O
R
T
E
C
_
P
FORTEC_CMYK_SCK
FORTEC_CMYK_SCK
2
6
F
O
R
T
E
C
_
C
M
F
O
R
T
E
C
_
M
_
I S
O
F
O
R
T
E
C
_
M
_
I S
O
3
5
FORTEC_M_SIO
F
O
R
T
E
C
_
C
_
I S
O
F
O
R
T
E
C
_
C
_
I S
O
4
4
F
O
R
T
E
C
_
C
F
O
R
T
E
C
_
Y
_
I S
O
F
O
R
T
E
C
_
Y
_
I S
O
5
3
FORTEC_Y_SIO
F
O
R
T
E
C
_
K
_
I S
O
F
O
R
T
E
C
_
K
_
I S
O
6
2
FORTEC_K_SIO
SGND
7
1
SGND
Cartridge sensor
FORTEC_H_SCK
CONTROL IC
FORTEC_H_SIO
CHIP
relay PCB
+5.3V
5.3V_SLPOFF
HV_BCLN
+3.3V
+3.3V_SLPOFF
REVIO1
+3.3V
+3.3V_INTVL
MAIN PCB
6-1
ADF motor
1
/B
2
B
M
3
/A
4
A
Document scanning position
sensor PCB
LED_3.3V
SGND
FG
ADF_REAR
Document detection sensor PCB
LED_3.3V
SGND
ADF_FRONT
ADF cover sensor
FB motor
1
/B
2
B
M
3
/A
4
A
FG
NFC
Module
Panel control PCB
T
F
T
_
D
1
0
T
F
T
_
D
9
+5.3V
T
F
T
_
D
8
LDO
+1.2V
T
F
T
_
D
7
T
F
T
_
D
6
T
F
T
_
D
5
T
F
T
_
D
4
+5.3V
LDO
VDD_LCD
T
F
T
_
D
3
VDD_LCD
Selene(80pin)
T
F
T
_
R
S
T
_
N
T
S
T
_
C
S
_
N
T
F
T
_
R
S
T
_
N
T
F
T
_
W
R
_
N
T
F
T
_
R
D
_
N
+24V
1
REG_PU
2
T
E
T
F
T
_
L
E
D
P
W
M
3
LED_PWM
4
ON/OFF
+3.3V
5
+3.3V
6
+3.3V
7
SGND
P
W
M
1
8
L
V
P
S
_
C
L
K
_
P
L
V
P
S
_
C
L
K
_
P
P
W
M
2
9
L
V
P
S
_
C
L
K
_
N
L
V
P
S
_
C
L
K
_
N
P
W
M
3
10
SGND
11
L
V
P
S
_
D
A
T
A
1
_
P
L
V
P
S
_
D
A
T
A
1
_
P
12
L
V
P
S
_
D
A
T
A
1
_
N
L
V
P
S
_
D
A
T
A
1
_
N
13
SGND
T
F
T
_
D
1
4
14
L
V
P
S
_
D
A
T
A
0
_
P
L
V
P
S
_
D
A
T
A
0
_
P
T
F
T
_
D
1
3
15
L
V
P
S
_
D
A
T
A
0
_
N
L
V
P
S
_
D
A
T
A
0
_
N
T
F
T
_
D
1
2
16
SGND
T
F
T
_
D
1
1
17
R
E
S
E
T
_
N
R
S
T
C I
_
N
T
F
T
_
D
1
9
18
M
A
I
N
_
R
X
D
T
X
D
T
F
T
_
D
1
8
19
M
A
I
N
_
T
X
D
R
X
D
T
F
T
_
D
1
7
+5.3V
20
+5.3V
21
SGND
+24V
22
+24V
Touch Panel Cir.
TCH_AD0
T
C
H
_
C
L
T
0
T
C
H
_
C
L
T
1
T
C
H
_
C
L
T
3
T
C
H
_
C
L
T
2
TCH_AD1
+5.3V
1
+5.3V
PNL_SDOUT
2
3
PNL_SDIN
4
PNL_SDCLK
5
SGND
PANEL9
6
POWER_SW
+5.3V
KEY MATRIX
(
W
i
) i f
Back Light
Panel control PCB
LED ASSY
LED ASSY
SCK
1
1
SCK
+3.3V
SGND
2
2
SGND
/WC
/WC
3
3
SGND
4
4
SGND
x4
SDA
5
5
SDA
+3.3V
+3.3V
+3.3V
6
6
_
N
P
H
_ I
1
0
7
7
PHI_10
PHI_9
8
8
PHI_9
+3.3V
+3.3V
+3.3V
9
9
_
N
P
H
_ I
1
1
10
10
PHI_11
PHI_12
11
11
PHI_12
+3.3V
+3.3V
12
12
+3.3V
_
N
P
H
_ I
1
6
13
13
PHI_16
PHI_15
14
14
PHI_15
+3.3V
+3.3V
15
15
+3.3V
_
N
P
H
_ I
5
16
16
PHI_5
PHI_8
17
17
PHI_8
+3.3V
+3.3V
18
18
+3.3V
PHI_7
19
19
PHI_7
PHI_6
20
20
PHI_6
+3.3V
+3.3V
21
21
+3.3V
PHI_20
22
22
PHI_20
PHI_19
23
23
PHI_19
+3.3V
+3.3V
24
24
+3.3V
PHI_18
25
25
PHI_18
PHI_17
26
26
PHI_17
+3.3V
27
27
+3.3V
+3.3V
PHI_2
28
28
PHI_2
PHI_1
29
29
PHI_1
+3.3V
+3.3V
30
30
+3.3V
17MHz
PHI_3
31
31
PHI_3
EN
PHI_4
32
32
PHI_4
+3.3V
+3.3V
33
33
+3.3V
+3.3V
PHI_13
34
34
PHI_13
PHI_14
35
35
PHI_14
+3.3V
+3.3V
36
36
+3.3V
DCDC
PH1
37
37
PH1
+3.3V
+1.2V
SGND
38
38
SGND
Reg.
PH2
39
39
PH2
SGND
40
40
SGND
Paper feed motor
Hall IC
M
Hall IC
Hall IC
Process motor
Hall IC
M
Hall IC
Hall IC
Back cover sensor
High-voltage power supply
PCB
Develop release
sensor PCB
CHG
S
E
N
D
E
V
_
R
E
L
_
S
E
N
1
3
DEV_REL_SEN
+3.3V_SLPOFF
DEVREL_VCC
2
2
DEVREL_VCC
SGND
3
1
SGND
+3.3V_SLPOFF
GRID
Waste toner sensor
BCLN
Bias1
DCLNA
PNEW_SEN1
TR
Bias2
DEV
PNEW_SEN2
Bias3
PNEW_SEN3
Bias4
PNEW_SEN4
E
N
_
S
W
F
A
N
_
L
O
C
K
3
FAN
Top cover sensor
SGND
2
FAN_VCC
1
W
R
F
O
R
T
E
C
_
P
W
R
1
1
FORTEC_PWR
Cartridge
Y
K
_
S
C
K
F
O
R
T
E
C
_
C
M
Y
K
_
S
C
K
2
2
FORTEC_CMYK_SCK
sensor(K)
SGND
3
3
SGND
_
I S
O
F
O
R
T
E
C
_
K
_
I S
O
4
4
FORTEC_K_SIO
F
O
R
T
E
C
_
P
W
R
FORTEC_PWR
1
1
Cartridge
F
O
R
T
E
C
_
C
M
Y
K
_
S
C
K
2
2
FORTEC_CMYK_SCK
SGND
3
3
SGND
sensor(Y)
F
O
R
T
E
C
_
Y
_
I S
O
FORTEC_Y_SIO
4
4
F
O
R
T
E
C
_
P
W
R
1
1
FORTEC_PWR
Cartridge
F
O
R
T
E
C
_
C
M
Y
K
_
S
C
K
2
2
FORTEC_CMYK_SCK
SGND
3
3
SGND
sensor(M)
F
O
R
T
E
C
_
M
_
I S
O
4
4
FORTEC_M_SIO
F
O
R
T
E
C
_
P
W
R
FORTEC_PWR
1
1
Cartridge
F
O
R
T
E
C
_
C
M
Y
K
_
S
C
K
2
2
FORTEC_CMYK_SCK
SGND
3
3
SGND
sensor(C)
F
O
R
T
E
C
_
C
_
I S
O
FORTEC_C_SIO
4
4
(with backlight)
D
1
7
1
1
D17
D
1
6
2
2
D16
D
1
5
3
3
D15
D
1
4
4
4
D14
D
1
3
5
5
D13
LCD
D
1
2
6
6
D12
D
1
1
7
7
D11
D
1
0
8
8
D10
SGND
9
9
SGND
FMARK
10
10
FMARK
IOVCC
11
11
IOVCC
VCC
12
12
VCC
SGND
13
13
SGND
R
E
S
E
T
14
14
RESET
C
S
15
15
CS
R
S
16
16
RS
SGND
17
17
SGND
W
R
18
18
WR
R
D
19
19
RD
LED+
20
20
LED+
L
E
D
-
21
21
LED-
Key PCB
K
E
Y
X
1
1
13
KEY X1
K
E
Y
X
2
2
12
KEY X2
K
E
Y
X
3
3
11
KEY X3
LED_PWM
4
10
LED_PWM
ON/OFF
ON/OFF
5
9
ON/OFF
SGND
6
8
SGND
K
E
Y
O
U
T
3
7
7
KEY OUT3
0
K
E
Y
O
U
T
2
8
6
KEY OUT2
K
E
Y
O
U
T
1
9
5
KEY OUT1
K
E
Y
O
U
T
0
10
4
KEY OUT0
K
E
Y
I
N
2
11
3
KEY IN2
9
K
E
Y
I
N
1
12
2
KEY IN1
*
K
E
Y
I
N
0
13
1
KEY IN0
#
- X
4
1
X-
- Y
3
2
Y-
Touch Panel
X
+
2
3
X+
Y
+
Y+
1
4
DATA
1
1
DATA
SCK
2
SCK
2
STB
3
3
STB
LCD
VREF
4
4
VREF
SGND
5
5
SGND
+5.3V
6
6
VDD
Confidential
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Table of Contents
Troubleshooting
