Chapter 6 Wiring Diagram; Wiring Diagram - Brother DCP-L5500D Service Manual

CHAPTER 6 WIRING DIAGRAM

1. WIRING DIAGRAM

 Machine
Duplex scan model only
1 OS1
2 GND
3 OS2
GND
4
OS3
5
GND
6
VDD
7
8 VREF
9 MODE
10 SP
11 GND
12 CLK
13 LEDCA +5.3V
14 LEDB
15 LEDG
16 LEDR
1 OS1
2 GND
3 OS2
4 GND
5 OS3
6 GND
7 VDD
VREF
8
MODE
9
SP
10
GND
11
12 CLK
13 LEDCA +5.3V
14 LEDB
15 LEDG
16 LEDR
La V34 GIJI 1 1 GIJI
DAA
MODEM
Lb TELOFF 2 2 TELOFF
LINE
FG MDM_MONI 3 3 MDM_MONI
FG +24V CSn 4 4 CSn
Rin 5 5 Rin
RESETn 6 6 RESETn
Ta IRQ 7 7 IRQ
EXT
Tb SGND 8 8 SGND
SPICLK SPICLK
9 9
SGND 10 10 SGND
SPIOUT 11 11 SPIDOUT
+3.3V 12 12 +3.3V
Codec
SPIDIN 13 13 SPIDIN
SGND 14 14 SGND
+24V 15 15 +24V
Modem PCB
2 VO1
SPEAKER
1 VO2
+3.3V
Speaker AMP
High-Side SW
1 VBUS Vout
USB
2 DATA-
Host
3 DATA+
4 S0V
(Type A)
5 FG
High-Side SW
front
6 FG
1 VBUS Vout
USB
2 DATA-
Host
3 DATA+
4 S0V
(Type A)
5 FG
rear
6 FG
USB
1 PC_+5V
2 DATA_M
Function
3 DATA_P
(TypeB)
4 GND
+3.3V
SGND
SGND 1 1
Wireless
+3.3V 2 2 +3.3V
LAN PCB
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
1 TX+ 1 TD+
2 TX- 2 TD-
3 RX+ 3 CT1
10/100 base Ethernet
4 - 4 NC
10/100 base Ethernet model only 5 - 5 NC
6 RX- 6 NC
7 - 7 RD+
8 - 8 RD-
PULSE
TD4+
MD4-
7 MX4+ TCT4
10/100/1000 base 8 MX4- TD3+
4 MX3+ MD3-
Ethernet
5 MX3- TCT3
10/100/1000 base Ethernet model only 3 MX2+ TD2+
6 MX2- MD2-
1 MX1+ TCT2
2 MX1- TD1+
MD1-
TCT1
EJECT Sensor PCB
1 +3.3V_E THM_EDGE 7 7 THM_EDGE
2 NC +3.3V_E 6 6 +3.3V_E +3.3V
3 THM_EDGE THM_CENTER 5 5 THM_CENTER
+3.3V_C 4 4 +3.3V_C LED_3.3V
LED_VCC 3 3 LED_VCC
+3.3V_C SGND SGND
1 2 2
2 THM_CENTER SEN_EJECT 1 1 SEN_EJECT
EJECT
+24V
Fuser Unit
DCDC
Halogen-Heater
N
Relay
Connector
L1 +24V
Thermostat
DCDC
Low-voltage
Power Supply PCB
L1 1
+5.3V
NC 2
N 3
HEATER_ON
AC_DIRECT_VDD 11 13 AC_DIRECT_VDD SW_ONOFF
OFF_MODE 10 12 OFF_MODE
HEATER_ON 11 11 HEATER_ON
D_SLEEP 10 10 D_SLEEP
ZERO_CROSSn 9 9 ZERO_CROSS_N
RELAY_GND 8 8 RELAY_GND
Zerocross
INLET
Detecting RELAY_24V
7 7 RELAY_24V
circuit
L1 L1 GND
6 6 S0V
FG GND 5 5 S0V
N N +24V 4 4 VDD24 +24V
+24V 3 3 VDD24M +24VM
AC/DC
+24V 2 2 VDD24F +24VF
Power IC
GND 1 1 S0V
5V tolerant
(DCM_ENC2) RMTB_ENABLE
CIS_MODE_BS RMTB_STEP
CIS_TG_BS (DCM_PHA) RMTB_DIR
CIS_CLK_BS (DCM_EN)RMTB_USM0
CISIN0 ADCK AFEMCLK (DCM_STB) RMTB_USM1
SHD AFEVSMP (DCM_ENC1) RMTB_VREF
CISIN1
SCLK AFE_SCK
CISIN2 SDATA AFE_SDI
AVDD
OVDD D[7:0] AFED[9:2] MDM_HOOK
AFED[1:0]
AFE
+ LED DRV
VDC DCIS_SEN
+5.3V LVDD EN CIS_LED_EN ADF_REAR_SEN
LED_R CONT_B CIS_LEDB_BS ADF_FRONT_SEN
LED_G CONT_G CIS_LEDG_BS ADF_COV_SEN
LED_B CONT_R CIS_LEDR_BS
LVSS RMTA_ENBLE
RMTA_SLEEP
R3.3V
RMTA_STEP
REG.
Vout Vin +5.3V CIS_R33V0N RMTA_DIR
EN CIS_R33V0N RMTA_USM0
RTMA_USM1
CIS_MODE RMTA_VREF
CIS_TG
CIS_CLK
+1.5V
CISIN0 ADCK DDR_MMZQ
SHD DDR_DDR3VOUT
CISIN1 +1.5V
DDR3-SDRAM
SCLK
CISIN2 SDATA DDR_MMVREF
AVDD
OVDD D[7:0] DDR_MMCK
DDR_MMXCK
DDR_MMCKE0
AFE
DDR_MMCKE1
+ LED DRV
DDR_MMXRESET
VDC DDR_MMXRAS
+5.3V LVDD EN AFE_SEN DDR_MMXCAS
LED_R CONT_B CIS_LEDB DDR_MMXWE
LED_G CONT_G CIS_LEDG DDR_MMXCS0
LED_B CONT_R CIS_LEDR DDR_MMXCS1
LVSS
ADF_REARB_SEN
DDR_MMODT0
DDR_MMODT1
DDR_MMA[15:0]
MDM_GIJI
DDR_MMBA[2:0]
MDM_TELOFF
DDR_MMDQS1
DDR_MMDQS0
MDM_SPICSN
DDR_MMXDQS1
MDM_CI
DDR_MMXDQS0
MDM_RESETN
DDR_MMDM[1:0]
MDM_INTN
DDR_MMDQ[15:0]
DDR_VDDIO15 +1.5V
MDM_SPICLK
DDR_VDDIOCK15 +1.5V
MDM_SPIDOUT
PNL_TX3_P
PNL_TX3_N
PNL_TX2_P
MDM_SPIDIN
PNL_TX2_N
MDM_RING
PNL_TCLK_P
PNL_TCLK_N
MDM_SPKR_ONN
SCL0
PNL_TX1_P
SDA0
PNL_TX1_N
+3.3V SCL0
EEPROM
A[2:0]=111 SDA0
PNL_TX0_P
PNL_TX0_N
SPI_DATA[3:0]
SPI_CS0
PANEL2
SPI_CS1
+3.3V +3.3V PANEL0
SPI_CS2
PANEL1
SerialFLASH SerialFLASH
SCL1
(ROM1) (ROM0)
SDA1
SPI_CLK
PANEL4
PANEL3
EN USBH_PPON1
Fault USBH_OCI1
TLVVDD33 +3.3V
+5V +5.3V
TLVVDD11 +1.17V
LDO
TLVVSS
Vin VOUT Vin
USBH_DM1
USBH_DP1
RTERM_CAL0
+3.3V AVDD33_1_USB2
EN USBH_PPON2
Fault USBH_OCI2
+5V +5.3V (THM_INTERNAL) AI11
LDO
Vin VOUT Vin
USBH_DM2
GRIDDCN
USBH_DP2
HV_ENABLE
HVPWM_DEV
HVPWM_CHG
HVPWM_TRCV
USB FCT
HVPWM_TRCC
VBUS(detect)
USBF_VBUS
(MP PE) SEN3
USBF_DM
(REGF) SEN1
USBF_DP
(PEDGE) SEN0
RTERM_CAL1 (REGR) SEN2
+3.3V AVDD33_2_USB2
(FB_DEV) AI5
(FB_GRID) AI4
(FB_TRCCV) AI3
WLAN_ON (FB_TR) AI2
(FB_CHG) AI0
SDIO
SDIO0_DATA0
SDIO0_DATA1
SDIO0_DATA3
SDIO0_CLK
SDIO0_DATA2
SDIO0_CMD (REAR COVER) SEN10
RMII
+3.3V CKXTAL1
PHY
25MHz
CKXTAL2
PHYRSTB
INTB
MDI+[0] REF_CLK
ERASE_LAMP
MDI-[0]
TXD[1:0]
TXEN
MDC
(ASIC:IOH=9mA)
SOL_CLT1
MDI+[1] MDIO
SOL_CLT2
MDI-[1] CRS_DV
(TONER) AI8
RXD[1:0]
(PNEW) SEN6
RGMI (FRONT COVER) SEN9
48MHz <--
+3.3V
PHY
25MHz 133MHz <-- SXOUT
CKXTAL2 ETH_REFCLK
USB/Syste m
200MHz <--
MDI0+ PHYRSTB ETH_RSTN Ether
SXIN
400MHz <--
MDI0- INTB/PMEB EXINT0N
(ADC) AVDD1 +1.17V
RXC/PHYAD1 ETH_RXCLK
AVDDPLL +1.17V
MDI1+ TXD[3] ETH_TXD[3]
MDI1- TXD[2] ETH_TXD[2]
SCL2
TXD[1:0] ETH_TXD[1:0]
SDA2
MDI2+ TXCTL ETH_TX_EN
MDI2- MDC ETH_MDC
MDIO ETH_MDIO
MDI3+ TXC ETH_TXCLK
MDI3- RXCTL/PHYAD2 ETH_RX_DV
RXD[3] ETH_RXD[3]
RXD[2] ETH_RXD[2]
RXD[1:0] ETH_RXD[1:0]
LD
VDO2N
AI6 (THM_E)
VDO2P
AI7 (THM_C)
+3.3V
+24V VDO1N
Vref VDO1P
+3.3V
Vref
LD_PWR_PWM1
HT_LIMITN
VENB
SEN4 VDOCAL1
+5.3V
VDOCAL2
+1.17V
VDD11
VBDN
+1.17V
(ASIC)
DCDC
+3.3V MD1_CLK
VDD33 MD1_DO
VDDIO33 MD1_RSTN
+1.5V DPAVDD33 MD1_THM_ALM
(DDR3)
DCDC
VSS
MD1_SCANCTL
HYPNOS
MD1_SCANFGS
+3.3V CPU_VOL CPURST
VDD REVOUT2 SEN5
ZC_IN XIN 32.768kHz RSTICN
XOUT
MD1_MAINCTL
SCL SCL0
MD1_MAINFGS
OFFACT_IN0 SDA SDA0
MD1_MAIN_HALL
REVOUT1
HT_HEATON0N
D_SLEEP REVIO1
LVPS
HT_ZEROXN
HT_RLYOFF0N
HT_RLYOFF1N
REVIO2
SWCLK
MPDS
BR_TSTCLK
BR_TSTMODEN
VB1LOCKN
VB1HTPDN
HVPWM_DCLN1
SEN8 TNRLED_CTL
RMTB_SLEEP FAN_LOCK_MAIN
PANEL5
PCIE_RX_N
UART_RX
PCIE_RX_P
LT
SOL_CLT3
PCIE_TX_N
UART_TX
PCIE_RX_P
REVIO5
PCIE_REFCLK
PCIE_PERST_N
PCIE_WAKE_N
+1.17V DVDD11PCI SENSOR_LED
+1.17V AVDD11PCI
+3.3V AVDDHIPCI
AGNDPCI MD2_STEP
VTEST MD2_DIR
TMODE[4:0] MD2_USM0
TESTIO[1:0] MD2_USM1
FPEN
Eject
MD2_VREF
Motor
DCIS_SCK
SOL_CLT4
DCIS_SDIO
DCIS_TCLK_P
DCIS_TCLK_N
(STACK SEN) AI1
DCIS_RCLK_P
DCIS_RCLK_N
DCIS_RX0_P
DCIS_RX0_N
DCIS_RX1_P
DCIS_RX1_N
DCIS_RX2_P
DCIS_RX2_N (PAPER REMAIN) REVIO3
DCIS_TCLK_BS_P
DCIS_TCLK_BS_N
DCIS_RCLK_BS_P
DCIS_RCLK_BS_N
DCIS_RX0_BS_P
DCIS_RX0_BS_N
DCIS_RX1_BS_P HUMID_P
DCIS_RX1_BS_N (HUM) AI10
DCIS_RX2_BS_P HUMID_N
DCIS_RX2_BS_N (THM_GAIKI) AI9
SEN7
DRVVDD33 +3.3V
DRVVDD11 +1.17V
DRVVSS
RLVVDD33 +3.3V
RLVVDD11 +1.17V
RLVVSS
REVIO4
+3.3V VCC VM +24VF S0V 14
ENBn AOUT 13
SLEEPn /B ENC_VCC 12 /B 12
STEP B BOUT 11 B 11
DIR /A MOTOR- 10 /A 10
USM0 A MOTOR+ 9 A 9
Document scanning
USM1 VDD_FCS 8
VREF S0V 7
SEN_ADF_REAR 6
DIR VM VDD_FCS
+24VF 5
ENBn OUT- S0V 4
SLEEPn OUT+ ADF_FRONT_SEN 3
nFAULT S0V 2 Document detection
+5.3V ADF_COVER_SW 1
Scanning Speed
28/24ipm model : 12pin
CIS_R33V0N
50ipm model : 14pin
+3.3V
+3.3V VCC +24VF
ENBn
SLEEPn /B /B
4
STEP B B
3
DIR /A /A 2
USM0 A A 1
USM1
VREF
+1.5V +1.5V
+1.5V
VREF
VREF
DDR3-SDRAM
(Max 4Gb) (Max 4Gb)
Panel PCB
+5.3V LDO
DCDC
+5.3V
LDO
+5.3V
Panel
+24V VDD24 25 1 24V
S0V 24 2 S0V
+3.3V VDD3 23 3 VDD3
S0V 22 4 S0V
PNL_SERDES_CLKP 21 5 PNL_SERDES_CLKP
PNL_SERDES_CLKN 20 6 PNL_SERDES_CLKN
S0V 19 7 S0V
PNL_SERDES1_P 18 8 PNL_SERDES1_P
PNL_SERDES1_N 17 9 PNL_SERDES1_N
S0V 16 10 S0V
PNL_SERDES0_P 15 11 PNL_SERDES0_P
PNL_SERDES0_N 14 12 PNL_SERDES0_N
S0V 13 13 S0V
RST RST
12 14
11 15
MAIN_RXD MAIN_RXD
10 16
MAIN_TXD MAIN_TXD
S0V 9 17 S0V
PNL_I2C_SCL1 8 18 PNL_I2C_SCL1
S0V 7 19 S0V
PNL_I2C_SDA1 6 20 PNL_I2C_SDA1
+3.3V VDD3 5 21 VDD3
INT 4 22 INT
TE 3 23 TE
SW_ONOFF POWER_ON 2 24 POWER_ON
+5.3V VDD5.3 1 25 VDD5.3
+3.3V +3.3V 1
Thermistor of internal
THM_INTERNAL 2
High-voltage
+24V +24V
+24V 20 1
GRIDC GRIDC power supply PCB
19 2
HV-ENABLE 18 3 HV-ENABLE
PWM-DEV 17 4 PWM-DEV
PWM-CHG 16 5 PWM-CHG
PWM-TRCV 15 6 PWM-TRCV
PWM-TRCC 14 7 PWM-TRCC
SEN_MP_PE 13 8 SEN_MP_PE
SEN_REG_F 12 9 SEN_REG_F
SEN_REG_EDGE 11 10 SEN_REG_EDGE
SEN_REG_R 10 11 SEN_REG_R
FB-DEV 9 12 FB-DEV
FB-GRID 8 13 FB-GRID
FB-TRCCV 7 14 FB-TRCCV
FB-TRCC 6 15 FB-TRCC
FB-CHG FB-CHG
5 16
LED_3.3V LED3.3V 4 17 LED3.3V
HVGND 3 18 HVGND
S0V 2 19 S0V
+3.3V VDD3 1 20 VDD3
SEN_RCOVER/DX 1
S0V 2
+5.3V ANODE 1 1 ANODE
CATHODE 2 2 CATHODE
+24V +24V 11 11 +24V
DEV_CLUTCH DEV_CLUTCHn 10 10 DEV_CLUTCHn
MP_SOLn 9 9 MP_SOLn
T1_CLUTCH T1_CLUTCHn 8 8 T1_CLUTCHn
REG_CLUTCHn 7 7 REG_CLUTCHn
SEN_TONER 6 6 SEN_TONER
S0V 5 5 S0V
LED_3.3V LED_VCC 4 4 LED_VCC
SEN_PNEW 3 3 SEN_PNEW
+3.3V
NC 2 2 NC
(Front Cover)
VDD3_INTLK_SW 1 1 VDD3_INTLK_SW
Relay Front PCB
LD
+3.3VI 1 22 +3.3VI
S0V 2 21 SGND
VIDEO2N VIDEO2N
3 20
VIDEO2P 4 19 VIDEO2P
LVDS
S0V 5 18 SGND
VIDEO1N 6 17 VIDEO1N
LVDS
VIDEO1P 7 16 VIDEO1P
S0V 8 15 SGND
PWR_PWM 9 14 PWR_PWM
ENA 10 13 ENA
SH1 11 12 SH1
SH2 12 11 SH2
+3.3V +3.3V 13 10 +3.3V
BDn 14 9 BDn
MOTOR_FG 15 8 MOTOR_FG
+3.3V VDD W 16 7 W
CLK W W
17 6
V V
DAT 18 5
V 19 4 V
RST
ALERT U 20 3 U
ENB Rs U 21 2 U
PNP CENTER_TAP 22 1 CENTER_TAP
PNM
FGP DEV_CLUTCH
SOLT
T1_CLUTCH
SOLR
+24V VCCP
MNP FG+ 1 1 FG+
MNM FG- 2 2 FG-
FGM HU+ 3 3 HU+ Hall IC
FGH HU- 4 4 HU-
HV+ 5 5 HV+
HV- HV-
6 6
TEST1 HW+ 7 7 HW+
TEST3 HW- 8 8 HW-
+24V VCCm S0V 9 9 SGND
LED_3.3V +3.3V 10 10 +3.3V
VDD_ddc V 11 11 V
DD_out V 12 12 V
DD_fb U 13 13 U
U 14 14 U
REG5_out W 15 15 W
W 16 16 W
Rs Toner amount detection sensor PCB
(light emission)
+24V VCCsol FANH
FANL +24V VCC_FAN 4 4 VCC_FAN
+3.3V FAN_LOCK FAN_LOCK
3 3
TNR_LED_VCC 2 2 TNR_LED_VCC
LEDIN LEDOUT S0V 1 1 PGND
NC 1-3 10-12
+24V VDD24 1 4 9
S0V 2 5 8
MAIN_RXD
3 6 7
RST
4 7 6
MAIN_TXD 5 8 5
Timing 6 9 4
+3.3V VDD3 7 10 3
+3.3V LED_3.3V
NC 11 2 NC
(Sensor LED)
NC 12 1 NC
Connector
+3.3V VCC VM +24VF
STEP
DIR
A A 1 1 A
M
/A /A
USM0 /A 2 2
USM1 B B 3 3 B
/B /B 4 4 /B
VREF ISENA
ENABLEN ISENB
SLEEP
Stack sensor PCB
LED_3.3V
VDD3 1 1 VDD3
S0V 2 2 S0V
SEN_STACK 3 3 SEN_STACK
Paper empty sensor PCB
S0V 1 1 S0V
LED_3.3V LED_VCC 2 2 LED_VCC
SEN 3 3 SEN_STACK
External temperature/
humidity sensor
HUM_P_PWM 3 3 HUM_P_PWM
HUMID
HUM_SEN 2 2 HUM(AD)
THM_GAIKI 1 1 THM(AD)
MAIN PCB
6-1
1 /B
ADF motor
2 B M
Scanning Speed 28/24ipm model only
3 /A
4 A
position
LED_3.3V
sensor
SGND FG
ADF_REAR
1 S0V Encoder
2 AOUT
sensor
LED_3.3V 3 ENC_VCC
ADF motor
SGND 4 BOUT Scanning Speed 50ipm model only
M
ADF_FRONT 5 MOTOR-
6 MOTOR+
ADF cover sensor
FG
/B
1
B M
2
FB motor
3 /A
4 A
FG
LCD Relay PCB
3.7inch
model only
VDD_LCD LED- 1
+24V LED+ 2
RD 3
WR
4
GND 5
+3.0VP RS 6
CS 7
RESET 8
GND 9
VDD_LCD VDD 10
+1.2V VDD_LCD IOVCC 11
TE FMARK 12
GND 13
D10 14
D11 15
D12 16
D13 17
D14 18
D15 19
+24V D16 20
D17 21
+3.3V
REG_PU 8 1 REG_PU NFC PCB
HOST_WAKE 7 2 HOST_WAKE
GND 6 3 GND
SCL 5 4 SCL
GND 4 5 GND
SDA SDA
3 6
NFC_WAKE 2 7 NFC_WAKE
Touch Panel Cir. VDD3P 1 8 VDD3P
+3.0VP
KEY PCB
+24V
+3.3V VDD24 12 1 VDD24 +24V
X+ 11 2 X+
TE Y- 10 3 Y-
X- 9 4 X-
+5.3V
Y+ 8 5 Y+
ON_OFFKEY 7 6 ON_OFFKEY
INT_N 6 7 INT_N
+3.3V +3.3V
VDD3 5 8 VDD3
I2C_CLK I2C_CLK
4 9
S0V 3 10 S0V
I2C_DATA 2 11 I2C_DATA
+5.3V VDD5.3 1 12 VDD5.3
+5.3V
Spring
Chute GND plate
Wire
CHG
MP paper empty sensor
SGND 1 1 SGND
SR
LED_3.3V LED_VCC 2 2 LED_VCC
GRID SEN_MP_PE 3 3 SEN_MP_PE
DCLNA
DCLNB
Paper feed sensor
SGND 1 1 SGND
TR
LED_3.3V LED_VCC 2 2 LED_VCC
SEN_EDGE 3 3 SEN_EDGE
DEV
Registration front/
rear sensor PCB
SEN_REG_REAR 1 1 REG_REAR
SEN_REG_FRONT 2 2 REG_FRONT
LED_3.3V LED_3.3V 3 3 LED_3.3V
SGND 4 4 SGND
Rear_Cover sensor
Printing Speed 46/50ppm model only
ERASE LAMP
+24V 2
Develop clutch
CLUTCHn 1
+24V 2
MP solenoid
SOLn 1
+24V 2
T1 pickup clutch
CLUTCHn 1
+24V 2
Registration clutch
CLUTCHn 1
Toner amount
SEN_TONER
2 2 SEN_TONER
detection
S0V 1 SGND
1
sensor
New toner
sensor
Front cover sensor
S0V 1
NC 2
INTLK_SW 3
Laser unit
LD
LVD
Polygon
Motor
V
VR
U
VR W
VCC
BD Sensor
+3.3V
MOTOR_FG MOTOR_FG
5 1
W 4 2 W
V 3 3 V
U 2 4 U
CENTER_TAP 1 5 CENTER_TAP
Paper feed motor
+3.3V
+3.3V
M
Hall IC
+3.3V
Hall IC
VCC_FAN 1
Main FAN
GND
2
LOCK 3
Registration roller
NC
Optional Lower Tray /
Optional Tower Tray
Eject motor
THM
LCD
21 LED-
20 LED+
19 RD
WR
18
17 GND
16 RS
15 CS
14 RESET
13 GND
12 VDD
11 IOVCC
10 FMARK
9 GND
8 D10
7 D11
6 D12
5 D13
D14
4
D15
3
2 D16
1 D17
NFC model only
N FC
M odule
Touch panel
PCB
X+ 4 1 X+
Y+ 3 2 Y+
X- 2 3 X-
Y- 1 4 Y-
INT Key
SIN(0-9)
SCL
+5.3V +24V
SDA
LED(0-5) LED
POWER SW
Confidential