Wiring Diagram; Chapter 6 Wiring Diagram - Brother MFC-9130CW Service Manual

CHAPTER 6 WIRING DIAGRAM

1.

WIRING DIAGRAM

Develop release sensor PCB
LED ASSY LED ASSY
(Y) (M)
CN2-40
CN4-40
GND GND
39
PH2_A PH2_B
38
GND GND
37
PH1_A PH1_B
36
VCC VCC
35
PHI_14A PHI_14B
34
PHI_13A PHI_13B
33
VCC VCC
32
PHI_4A PHI_4B
31
PHI_3A PHI_3B
30
VCC VCC
29
PHI_1A PHI_1B
28
PHI_2A PHI_2B
27
VCC VCC
26
PHI_17A PHI_17B
25
PHI_18D PHI_18B
24
VCC VCC
23
PHI_19D PHI_19B
22
PHI_20A PHI_20B
21
VCC VCC
20
PHI_6A PHI_6B
19
PHI_7A PHI_7B
18
VCC VCC
17
PHI_8A PHI_8B
16
PHI_5A PHI_5B
15
VCC VCC
14
PHI_15A PHI_15B
13
PHI_16A PHI_16B
12
VCC VCC
11
PHI_12A PHI_12B
10
PHI_11A PHI_11B
9
VCC VCC
8
PHI_9A PHI_9B
7
PHI_10A PHI_10B
6
VCC VCC
5
SDA_A SDA_B
4
GND GND
3
/WC_A /WC_B
2
GND GND
1
SCK_A SCK_B
Registration mark L PCB
Registration mark R PCB
Internal temperature sensor
Fuser unit
CN1-4
Y+(BOTTOM)
Touch panel
3
X-(RIGHT)
2
PCB
Y-(TOP)
1
X+(LEFT)
Key PCB
3.7 inch
color LCD
High-voltage
power supply
Drum unit
PCB ASSY
Toner cartridge
Top cover
Belt unit
sensor
Waste toner box
CN2-3
Main fan
FAN_LOCK
2
P0V
1
FAN_VCC
CN3-3
S0V
2
DEVREL_VCC
1
DEV_REL
LED ASSY LED ASSY
(C) (K)
CN5-40
CN3-40
GND
GND
39
39
39
PH2_D
PH2_C
38
38
38
GND
GND
37
37
37
PH1_D
PH1_C 36
36
36
VCC
VCC 35
35
35
PHI_14D
PHI_14C 34 PHI_13D
34
34
PHI_13C
33 VCC
33
33
VCC
32 PHI_4D
32
32
PHI_4C
31 PHI_3D
31
31
PHI_3C 30 VCC
30
30
VCC 29 PHI_1D
29
29
PHI_1C 28 PHI_2D
28
28
PHI_2C
27 VCC
27
27
VCC
26 PHI_17D
26
26
PHI_17C
25 PHI_18D
25
25
PHI_18C 24 VCC
24
24
VCC 23 PHI_19D
23
23
PHI_19C 22 PHI_20D
22
22
PHI_20C 21 VCC
21 21
VCC
20 PHI_6D
20
20
PHI_6C
19 PHI_7D
19
19
PHI_7C 18 VCC
18
18
VCC 17 PHI_8D
17
17
PHI_8C 16 PHI_5D
16
16
PHI_5C 15 VCC
15
15
VCC
14 PHI_15D
14 14
PHI_15C
13 PHI_16D
13
13
PHI_16C 12
12
12
VCC
VCC 11
11
11
PHI_12D
PHI_12C
10
10
10
PHI_11D
PHI_11C
9 9
9
VCC
VCC
8
8 8
PHI_9D
PHI_9C
7
7 7
PHI_10D
PHI_10C
6
6
6 VCC
VCC
5
5
5
SDA_D
SDA_C
4
4
4
GND
GND
3 3
3
/WC_D
/WC_C
2
2 2
GND
GND
1
1 1
SCK_D
SCK_C
CN3-5
+5.0V
4
GND
3
LEFT_LED_VCC
2
DENS_SEN1/RMK_L
1
DENS_SEN2
CN2-4
+5.0V
3
GND
2
RIGHT_LED_VCC
1
RMARK_SEN_R
CN6-2
THM_INTERNAL
1
3.3V
Center thermistor
CN5-2
THM_FUSER_C
1
3.3V
Side thermistor
CN4-2
THM_FUSER_E
1
GND
CN2-2
N
1
L
Low-voltage
power supply
PCB
CN5-12
24V
11
X+(LEFT)
10
Y-(TOP)
9
X-(RIGHT)
8
Y+(BOTTOM)
Modem PCB
7
ON_OFFKEY
6
SD_INT_N
5
3.3V
4
I2C_CLK
3
SGND
2
I2C_DATA
1
5V
CN4-23 FG
22 FG
21 D17
20 D16
19 D15 Second side document
18 D14
scanning position sensor
17 D13
First side document
16 D12
15 D11 scanning position sensor
14 D10
13 GND
ADF cover/
12
document
FMARK
11
detection
IOVCC
sensor
10
VCC
9
GND
8
RESET
7
CS
6
RS
5
Panel control PCB
GND
4
WR
3
RD
2
LED+
1
LED-
CN3-30
VCC24V
29
VCC24V
USB
28
24V_RET
27
24V_RET
CN11
26
FAN_VCC
25
FAN_LOCK
24
CHG1_PWM
23
CHG2_PWM
22
DEV1_PWM
21
DEV2_PWM
20
DEV3_PWM
19
DEV4_PWM
18
DCLN_PWM
17
BCLN_PWM
16
TRCC1_PWM
15
TRCC2_PWM
14
TRCC3_PWM
13
TRCC4_PWM
12
+3.3V
11
GRID_DCDET_N
10
PNEW_SEN1
9
PNEW_SEN3
8
PNEW_SEN4
7
DEVREL_SEN
6
MPX_SEL0
5
MPX_SEL1
4
MPX_SEL2
3
CHG_FB
2
SGND
1
TOPCOVER_SEN
LED
control
CN22-36
PCB
+24V
35 +24V
34 PGND
33 PGND
32 HEADEN
31 GND
30 KSDA
29 GND
28 KSCL
27 GND
26 REQDATA3
25 GND
Main PCB
24 REQDATA2
23 GND
22 REQDATA1
21 GND DEVREL_CLT
20 REQDATA0
19 GND
DEVSTP_CLT
18 VSYNCN
17 GND
16 VDODATA3_N
PFEED_CLT
15 VDODATA3_P
14 GND
13 VDODATA2_N
SDIO_CMD
12
SDIO_DATA2
VDODATA2_P
11
GND
10 SDIO_DAYA3
VDODATA1_N
9 SDIO_DATA1
VDODATA1_P
8
SDIO_DATA0
GND
7
VDODATA0_N
6
VDODATA0_P
5
GND
4
VDOCLK_N
SEN_RCOVER
3
VDOCLK_P
2
GND
REG_R_SEN
1
RESETN
MANUAL_SEN
CN10-13
THM_FUSER_E
12 REG_F_SEN
THM_FUSER_C
11
+3.3V
10
EJECTSEN_LED
9
EJECT_SEN
PEDGE_SEN
8
GND
7
RIGHT_LED_VCC
6
THM_INTERNAL
5 HUM_P_PWMVCC
RMARK_SEN_R
4
+5V
3 THM_GAIKI
LEFT_LED_VCC
2
DENS_SEN1/RMK_L
1
DENS_SEN2
GEAR_SEN
Eject
sensor
PCB
CN4-12
GND
11
+24V_M1
10
+24V_M2
9
+24V_LPS
8 LED_Anode
GND
7
GND
6
RELAY_24V
5
RELAY_GND
4
ZELO_CROSS
3
D_SLEEPN
2
HEATER_ON
1
LVPS_ONOFF_PLS
CN4-15
CONNECT/GIJI
14
TELOFF
13
MONITOR
12
CS_N
11
CI
10
RST_N
9
INT_N
8
SGND
7
SPI_CLK
6
LED_Anode
SGND
5
SPI_CMD
4
+3.3V
3
SPI_RSP
2
PGND
1
+24V
CN25-10
REAR_B_SEN
9
GND
8
VDD_LED
7
VDD_LED
6
GND
5
REAR_SEN
4
FRONT_SEN
3
VDD_LED
2
GND
1
COVER_SEN
CN23-9
+24V
8
WAV
7
SPKR_ON_N
6
ONOFF_KEY
5
REST_N
4
SGND
3
UART_CMD
2
+3.3V
CN3 1
UART_RSP
6-1
CN9-6
FG
5
GND
4
DATA-
USB HOST PCB
3
DATA+
2
+5V
1
FG
CN7-19
HU+
18
HU-
17
HV+
16
HV-
15
HW+
14
HW-
13
GND
12
VCC5
11
U
10 Process motor
U
9
U
8
V
7
V
6
V
5
W
4
W
3
W
2
FG+
1
FG-
CN2-19
HU+
18
HU-
17
HV+
16
HV-
15
HW+
14
HW-
13
GND
12
VCC5
11
U
Main motor
10
U
9
U
8
V
7
V
6
V
5
W
4
W
3
W
2
FG+
1
FG-
CN6-2
REG_CLT
Registration clutch
1
+24V
CN1-2
Develop release clutch
1
+24V
CN12-2
Develop drive clutch (K)
1
+24V
CN5-2
Pick-up clutch
1
+24V
CN17-8
7
6
SDIO_CLK
Wireless LAN
5
4
PCB
3
2
3.3V
1
GND
CN14-2
SGND
Back cover sensor
1
CN13-5
Registration front/
4
3
rear/manual feed
LED_VCC
2
sensor PCB
1
GND
CN20-3
Paper feed sensor
LED_VCC
2
PCB
1
GND
CN21-3
External temperature/
2
HUM_SEN
humidity sensor
1
CN16-3
Drum origin sensor
LED_VCC
2
PCB
1
GND
CN24-2
VOUT1
Speaker
1
VOUT2
CN29-16
R_LED
15
G_LED
14
B_LED
13
12
CLK
11
AGND
First side
10
SP
9
MODE CIS unit
8
VREF
7
VCC
6
AGND
5
VOUT2
4
AGND
3
VOUT1
2
AGND
1
VOUT0
CN30-12
AGND
11
R_LED
10
G_LED
9 Second side
B_LED
8
CIS unit
7
CLK
6
SP
5
VREF
4
VCC
3
AGND
2
MODE
1
VOUT0
B CN26-4
Document
3
B scanner unit
2
A
motor
1
A
B CN27-4
3
B
ADF motor
2
A
1
A
Confidential