Brother MFC-J5335DW Service Manual page 349

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Wiring Diagram
Print Head unit CN2
1 VSS2_A
2 VDD2_A
3 CLK-_A
4 CLK+_A
5 SIN-_A
6 SIN+_A
7 FIRE0-_A
8 FIRE0+_A
9 FIRE1-_A
10 FIRE1+_A
11 THM
12 VSS1_A
13 VTEMP_A
14 VDD1
15 VTEMP_B
16 VSS1_B
17 CLK-_B
18 CLK+_B
19 SIN-_B
20 SIN+_B
21 FIRE0-_B
22 FIRE0+_B
23 FIRE1-_B
24 FIRE1+_B
25 VDD2_B
26 VSS2_B
Certification Chip PCB
Black Ink CN2 CN1 CN2
SIO 4 4 SIO S0V 9 9 S0V
VSS 3 3 VSS CIC_K_SIO 8 8 CIC_K_SIO CIC_CMYK_SCK 18
SCK 2 2 SCK CIC_Y_SIO 7 7 CIC_Y_SIO
VDD 1 1 VDD S0V 6 6 S0V
CIC_C_SIO 5 5 CIC_C_SIO
Yellow Ink CN3 CIC_M_SIO 4 4 CIC_M_SIO
SIO 4 4 SIO S0V 3 3 S0V
VSS 3 3 VSS CIC_CMYK_SCK 2 2 CIC_CMYK_SCK CIC_K_SIO 12
SCK 2 2 SCK CIC_PWR 1 1 CIC_PWR
VDD 1 1 VDD
Ink Empty/Ink
Cartridge Sensor PCB
Cyan Ink CN4
SIO 4 4 SIO
VSS 3 3 VSS
SCK 2 2 SCK
VDD 1 1 VDD
Magenta Ink CN5
SIO 4 4 SIO
VSS 3 3 VSS
SCK 2 2 SCK
VDD 1 1 VDD
Power supply PCB
AC IN AC CORD
M ain PCB
Carriage PCB
CN3 CN14
CN16
LAN
HDVTEMP 1 27 HDVTEMP FG10 10
S0V 2 26 S0V FG9 9
FIRE1_B- 3 25 FIRE1_B-
RD- 8
FIRE1_B+ 4 24 FIRE1_B+ RD+ 7
S0V 5 23 S0V NC6 6
FIRE0_B- 6 22 FIRE0_B- NC5 5
FIRE0_B+ 7 21 FIRE0_B+ NC4 4
S0V 8 20 S0V CT 3
SIN_B- 9 19 SIN_B- TD- 2
SIN_B+ 10 18 SIN_B+
TD+ 1
S0V 11 17 S0V
CLK_B- 12 16 CLK_B- CN9
USB Host(Pict Bridge)
CLK_B+ 13 15 CLK_B+
FG 6 6
S0V 14 14 S0V
FG 5 5
CLK_A- 15 13 CLK_A- GND 4 4
CLK_A+ 16 12 CLK_A+ +DATA 3 3
S0V 17 11 S0V
-DATA 2 2
SIN_A- 18 10 SIN_A- VCC 1 1
SIN_A+ 19 9 SIN_A+
S0V 20 8 S0V CN22
USB Function (Device)
FIRE0_A- 21 7 FIRE0_A- FG 6 6
FG 5 5
FIRE0_A+ 22 6 FIRE0_A+
S0V 23 5 S0V GND 4 4
FIRE1_A- 24 4 FIRE1_A- DP 3 3
FIRE1_A+ 25 3 FIRE1_A+ DN 2 2
PC5V 1 1
S0V 26 2 S0V
CR_THMOUT 27 1 CR_THMOUT
CN10
Wireless LAN PCB
CN1 CN13 S0V 8 8 S0V
MEDIA_PWM 1 27 MEDIA_PWM WLAN3.3V 7 7 WLAN3.3V
WLAN_D[0] 6 6 WLAN_D[0]
S0V 2 26 S0V
S0V 3 25 S0V WLAN_D[1] 5 5 WLAN_D[1]
S0V 4 24 S0V WLAN_D[3] 4 4 WLAN_D[3]
S0V 5 23 S0V WLAN_CLK 3 3 WLAN_CLK
WLAN_D[2] 2 2 WLAN_D[2]
S0V 6 22 S0V
CR0_ENC2 7 21 CR0_ENC2 WLAN_CMD 1 1 WLAN_CMD
CR0_ENC1 8 20 CR0_ENC1
CN2
HVDD 9 19 HVDD
Modem PCB
HVDD 18 HVDD +3.3V 12 12 +3.3V
Line
Ta 2
HVDD 17 HVDD +33V 11 11 +33V
La 3
CHRG 10
HVDD 16 HVDD 10 CHRG
Lb 4
HVDD 1 15 HVDD MDM_RSTN 9 9 MDM_RSTN
Tb 5
HVDD 2 14 HVDD CI 8 8 CI
FG(NC) 7
HVDD 3 13 HVDD MDM_INT 7 7 MDM_INT
FG(NC) 8
MDM_SPI_CLK 6
HVDD 4 12 HVDD 6 MDM_SPI_CLK
HVDD 5 11 HVDD S0V 5 5 S0V
EXT
HVDD 6 10 HVDD MDM_SPI_DO 4 4 MDM_SPI_DO Ta 2
MDM_CS_N 3 Tb 3
HVDD 7 9 HVDD 3 MDM_CS_N
SLP3.3V 8 8 SLP3.3V SPOUT 2 2 SPOUT FG(NC) 7
+3.3V 7 +3.3V MDM_SPI_DI 1 1 MDM_SPI_DI FG(NC) 8
S0V 6 S0V
S0V 5 S0V
S0V 4 S0V
S0V 3 S0V
S0V 2 S0V
MDA_SEN 1 MDA_SEN
CN1 CN1
CIC_PWR 19 19 CIC_PWR
18 CIC_CMYK_SCK
S0V 17 17 S0V
CIC_M_SIO 16 16 CIC_M_SIO
CIC_C_SIO 15 15 CIC_C_SIO
S0V 14 14 S0V
CIC_Y_SIO 13 13 CIC_Y_SIO
12 CIC_K_SIO
S0V 11 11 S0V
KEMP 10 10 KEMP
KCTG 9 9 KCTG
YCTG 8 8 YCTG
YEMP 7 7 YEMP
CEMP 6 6 CEMP
CCTG 5 5 CCTG
INK_SEN_LED 4 4 INK_SEN_LED
MCTG 3 3 MCTG
MEMP 2 2 MEMP
THM 1 1 THM
CN4
VOUT1 2 Speaker
CN14 VOUT2 1
P0V 1 6 P0V
P0V 2 5 P0V
PSOFF 3 4 PSOFF
+33V 4 3 +33V
PSDOWN 5 2 PSDOWN
+33V 6 1 +33V
M ain PCB
CN17 CN19
ADF MOTOR 4 OUT_C- AOUT2 2 Paper Feed Motor
3 OUT_C+ AOUT1 1
2 OUT_D-
CN33
1 OUT_D+
OUT_A- 2 Carriage Motor
OUT_A+ 1
CN16
CN32
FB MOTOR 4 OUT_F-
BOUT2 2 5 -
3 OUT_F+ ASF Motor
2 OUT_E- BOUT1 1 6 +
1 OUT_E+ CN1 ASF Encoder Sensor PCB
S0V 4 1 S0V
CN40
ENC1 3 2 CH A
4 FSEN
ADF Document Detection
SEN3.3V 2 3 +VDC
Sensor PCB SEN3.3 3 3 SEN3.3
ENC2 1 4 CH B
S0V 2 2 S0V
FSEN 1 1 SEN_A3HABA/FSEN
CN25 PF Encoder Sensor PCB
ENC2 4 4 PF_ENC2 LT1509002
CN41
Document Scanning
SEN3.3 3 3 SLP3.3
SEN3.3 3 3 SEN3.3
Position Sensor
S0V 2 2 S0V
PCB S0V 2 2 S0V
ENC1 1 1 PF_ENC1
RSEN 1 1 RSEN
CN23
Switchback Sensor PCB
SEN3.3 3 3 SEN3.3
S0V 2 2 S0V
SEN_SB 1 1 SEN_SB
CN24
Registration Sensor PCB
SEN3.3 3 3 SEN3.3 D002P5001
S0V 2 2 S0V
SEN_RESI 1 1 SEN_RESI
CN3
Maintenance Cam Sensor PCB
SEN3.3 3 3 Power
CN44
MP Paper Detection S0V 2 2 S0V
SEN3.3 3 3 SEN3.3
Sensor PCB
SEN_MAINTENANCE_CAM 1 1 SEN_MAINTENANCE_CAM
S0V 2 2 S0V
CN2
RSEN 1 1 SEN_MP_EMP Cap Cam Sensor PCB
SEN3.3 3 3 Power
CN29
S0V 2 2 S0V
ADF Cover Sensor 2 S0V
SEN_CAP_CAM 1 1 SEN_CAP_CAM
1 ADF_COVER
CN36
CN42
SEN3.3V 4 4 SEN3.3V
Document Cover Sensor 2 S0V
OP2 3 3 OP2
1 DOC_COVER
T1 Paper Remaining
OP1 2 2 OP1
Sensor PCB
CN30 S0V 1 1 S0V
Document Scanner Sensor 2 S0V
1 FB_COVER
CN38
SEN3.3V 4 4 SEN3.3V
CN4
OP2 3 3 OP2
Ink Cartridge Cover Sensor 2 S0V
T2 Paper Remaining
OP1 2 2 OP1
1 INK_COVER Sensor PCB
S0V 1 1 S0V
CN22
JAM_CLEAR 1 T1 Detection Sensor
CN28
First Side CIS
S0V 2
Red_LED 16 16 Red_LED
Green_LED 15 15 Green_LED CN37
LT1_TRAY 1 T2 Detection Sensor
Blue_LED 14 14 Blue_LED
S0V 2
LED_ANODE 13 13 +5.3V
CIS_CLK 12 12 CIS_CLK
3.7 inch LCD Model only
R0V 11 11 R0V
LCD PCB
CN11
CIS_TG 10 10 CIS_TG CN3
LCD_BKL_A 50 50 LCD_BKL_A CN1
CIS_MODE 9 9 CIS_MODE
TOUCH_CAL1 49 49 TOUCH_CAL1 LED- 21
R0V 8 8 R0V
LCD_BKL_C 48 48 LCD_BKL_C LED+ 20
R3.3V 7 7 R3.3V
TOUCH_CAL0 47 47 TOUCH_CAL0 RD 19
R0V 6 6 R0V
TOUCH_AD1 46 46 TOUCH_AD1 WR 18
Vout0 5 5 Vout0
TOUCH_OUT3 45 45 TOUCH_OUT3 S0V 17
R0V 4 4 R0V
TOUCH_AD0 44 44 TOUCH_AD0 RS 16
Vout1 3 3 Vout1
TOUCH_OUT1 43 43 TOUCH_OUT1 CS 15
R0V 2 2 R0V
TOUCH_OUT2 42 42 TOUCH_OUT2 RESET 14
Vout2 1 1 Vout2
ONOFF_KEY 41 41 ONOFF_KEY S0V 13
TOUCH_OUT0 40 40 TOUCH_OUT0 VCC 12
Duplex Scanning Model only
PGA_DIN 39 39 PGA_DIN IVCC 11
CN26
Second Side CIS
PGA_DOUT 38 38 PGA_DOUT FMARK 10
R0V 1 12 R0V
+5.3V 37 37 +5.3V S0V 9
Red_LED 2 11 Red_LED
PGA_CLK 36 36 PGA_CLK D10 8
Green_LED 3 10 Green_LED
VDD_TFT/VSYNC 35 35 VDD_TFT D11 7
Blue_LED 4 9 Blue_LED
S0V 34 34 S0V D12 6
LED_ANODE 5 8 LED_ANODE
LCD_RD/DCLK 33 33 LCD_RD D13 5
CIS_CLK 6 7 CIS_CLK
S0V 32 32 S0V D14 4
CIS_TG 7 6 CIS_TG
LCD_WR/HSYNC 31 31 LCD_WR D15 3
CIS_VREF 8 5 CIS_VREF
S0V 30 30 S0V D16 2
R3.3V 9 4 R3.3V
LCD_RS/TFT_SCL 29 29 LCD_RS D17 1
R0V 10 3 R0V
S0V 28 28 S0V
CIS_MODE 11 2 CIS_MODE
CN5
LCD_CS 27 27 LCD_CS
Vout0 12 1 Vout0
X+ 4
SLP_LED 26 26 SLP_LED
Y+ 3
LCD_RESET 25 25 LCD_RESET
X- 2
+3.3V 24 24 +3.3V
Y- 1
FMARK/TFT_SDA 23 23 FMARK
S0V 22 22 S0V
CN4
D10 21 21 D10
ON/OFF_KEY 1
S0V 20 20 S0V
S0V 2
D11 19 19 D11
SLP_LED 3
S0V 18 18 S0V
PCLK 4
D12 17 17 D12
SDOUT 5
S0V 16 16 S0V SDIN 6
D13 15 15 D13
+5.3V 7
S0V 14 14 S0V
CN2
D14 13 13 D14
+3.3V 8
S0V 12 12 S0V
NFC_WAKE 7
D15 11 11 D15
SDA 6
S0V 10 10 S0V
S0V 5
D16 9 9 D16
SCL 4
S0V 8 8 S0V
S0V 3
D17 7 7 D17
HOST_WAKE 2
+3.3V 6 6 NFC3.3V
REG_PU 1
NFC_WAKE 5 5 NFC_WAKE
I2C_SDA 4 4 I2C_SDA
HOST_WAKE 3 3 HOST_WAKE
REG_PU 2 2 REG_PU
I2C_SCL 1 1 I2C_SCL
6-4
2.7 inch LCD Model only
LCD PCB
CN2
LCD
VCOM 41 41 VCOM
VLED- 40 40 VLED-
VLED+ 39 39 VLED+
VCAC 38 38 VCAC
COMDC 37 37 COMDC
CN3 FRP 36 36 FRP
AGND 35 35 AGND
50 LCD_BKL_A
LCD VGL 34 34 VGL
49 TOUCH_CAL1
21 LED-
48 LCD_BKL_C VGH 33 33 VGH
20 LED+
47 TOUCH_CAL0 D8 32 32 D8
19 RD
D7 31 31 D7
46 TOUCH_AD1
18 WR
VDD5 30 30 VDD5
45 TOUCH_OUT3
17 GND
44 TOUCH_AD0 VDD3 29 29 VDD3
16 RS
V6 28 28 V6
43 TOUCH_OUT1
15 CS
V5 27 27 V5
42 TOUCH_OUT2
14 RESET
41 ONOFF_KEY VDD2 26 26 VDD2
13 GND
V4 25 25 V4
40 TOUCH_OUT0
12 VCC
V3 24 24 V3
39 PGA_DIN
11 IOVCC
38 PGA_DOUT V2 23 23 V2
10 FMARK
37 +5.3V V1 22 22 V1
9 GND
DVDD 21 21 DVDD
36 PGA_CLK
8 D10
VDDIO 20 20 VDDIO
35 VSYNC
7 D11
34 S0V VDD 19 19 VDD
6 D12
VDD 18 18 VDD
33 DCLK
5 D13
GND 17 17 GND
32 S0V
4 D14
31 HSYNC D0 16 16 D0
3 D15
D1 15 15 D1
30 S0V
2 D16
D2 14 14 D2
29 TFT_SCL
1 D17
28 S0V D3 13 13 D3
27 TFT_CS D4 12 12 D4
Touch Panel
D5 11 11 D5
26 SLP_LED
4 X+
MAIN PCB
D6 10 10 D6
3 Y+ 25 LCD_RESET
24 +3.3V D7 9 9 D7
2 X-
DCLK 8 8 DCLK
23 TFT_SDA
1 Y-
VSYNC 7 7 VSYNC
22 S0V
21 D10 HSYNC 6 6 HSYNC
Panel PCB
7 ON/OFF_KEY KEYIN6 1 SCL 5 5 SCL
20 S0V
6 S0V KEYOUT4 2 SDA 4 4 SDA
19 D11
5 SLP_LED KEYOUT5 3
18 S0V CS 3 3 CS
4 PCLK S0V 4
17 D12 GRB 2 2 GRB
3 SDOUT KEYIN5 5 VCOM 1 1 VCOM
16 S0V
2 SDIN KEYIN4 6
15 D13
1 +5.3V CN1
14 S0V Touch Panel
X- 4 4 X-
13 D14
NFC PCB
Y- 3 3 Y-
8 VDD3P 12 S0V
X+ 2 2 X+
7 NFC_WAKE 11 D15
Y+ 1 1 Y+
6 SDA 10 S0V
5 GND 9 D16
CN4
4 SCL 8 S0V Panel PCB
ON/OFF_KEY 1 7 ON/OFF_KEY KEYIN6 1
3 GND 7 D17
S0V 2 6 S0V KEYOUT4 2
2 HOST_WAKE 6 NFC3.3V
SLP_LED 3 5 SLP_LED KEYOUT5 3
1 REG_PU 5 NFC_WAKE
PCLK 4 4 PCLK S0V 4
4 I2C_SDA
SDOUT 5 3 SDOUT KEYIN5 5
3 HOST_WAKE
SDIN 6 2 SDIN KEYIN4 6
2 REG_PU
+5.3V 7 1 +5.3V
1 I2C_SCL
Confidential