Brother DCP-9045CDN Service Manual page 415

Wiring Diagram (2/2)
LINK
CN12
+3.3V(LED)
MAC+PHY
LED:Green/Yellow
(SMSC:LAN91C115)
TPI+/-
(internal Logic:1.8V)
TPO+/-
BEL:08B0-1X1T-03-F
16
SPEED
+3.3V
CN7
+3.3V +3.3V
16MB SDRAM
16MB SDRAM
(128Mbit) (128Mbit)
64
13
RASn/CASn/BA0/BA1
CS1n/CS2n
DQM[7:0]
CLK1/CLK2
EEPROM
CN13
ACON:UBR23-4K5200
CN1
15 E2P_SCL
E2P_SDA
GND
VDO3_P
VDO3_N
GND
VDO2_P
VDO2_N
GND
VDO1_P
VDO1_N
GND
VDO0_P
VDO0_N
1 GND
15FMN-BMTTN-A-TF
CN4
1 BD0n
BD1n
GND
COMMAND
STATUS
COMMAND
STSREQ_N
STSREQ_n
VSYNC_n
CMDREQ_n
CMDRDY_n
10 E_RESETn
RESETn
B10B-CZHK-B-1
CN5
1 +3.3V
+3.3V +3.3V
+3.3V
GND
GND
GND +6.8V
+5V
+6.8V REG.
(to Panel/CDCC/RTC)
+6.8V
PGND +24V
10 +24V
+6.8V
(to USB HOST)
B7B-PASK-1
(to SD RAM Back up)
TXP
RL2
CN7
+24V
1 VCC24
NCU_CMLH
CML
CI
S0V
TELOFF
VCC5
SL
RL1
NCU_PLS
PLS
RL2/POL
NCU2_DPS
RDPS
NCU2_CHRG
CHRG
13 GIJI NCU_GIJI
1-292161-3
CN10
Speaker Analog
1 VOUT1
2 VOUT2
AMP Switch
B2B-PH-K-R(LF)(SN)
CN19
1 GND
BAT_P (to SD RAM Back up)
BAT_N
4 FEED BACK
B4B-PH-K-S(LF)(SN)
MAIN PCB
+3.3V
+3.3V
LAN Clock
8MB or 16MB
8MB or 16MB
Flash ROM
25.00MHz Flash ROM
16
DATA 16
ADD 23
+3.3V +3.3V
16MB SDRAM 16MB SDRAM
(128Mbit) (128Mbit)
50MHz
DATA[63:0]
50MHz
ADR[12:0]
50MHz
RASn/CASn/BA0/BA1
50MHz
CS0n
50MHz
CS1n/CS2n
50MHz
DQM[7:0]
CKE
100MHz
CLK0
100MHz
CLK1/CLK2
SCL
SDA
128kbits
EEPROM
+3.3V
VBUS(detect)
VBUS
HS_D+
HS_D-
D+/D-
FS_D+
FS_D-
GPIO
BD0n/BD1n
VIDEO
LASER Video Clock
28.57296MHz PLL
STATUS
UART
VSYNC_n
CMDREQ_n
GPIO
CMDRDY_n
RESET IC
+3.3V RESETn
(Vdet=2.8V)
(Buffer Vcc)
+3.3V
+1.5V
(Logic Vcc)
+3.3V REG.
DEBUG SERIAL TXD/RXD
(For debug
JTAG
JTAG
TXP
NCU_CI
CI
Analog
Switch
RX
PIO
PB1
NCU_TELOFF
PA0
PB0
PB3
PB2
PB4
PA3
MAIN ASIC
(Ashura)
6-12
+3.3V
16
MAIN Clock
PLL
SYSCLK(100MHz)
48.00MHz
CPU 300MHz
SSCG
USB CLK(48MHz)
Half_SYSCLK(48MHz)
Panel
UART
+5V
+6.8V REG.
5V on/off
PPON
Overcurrent
High-side SW
OCI
HS_D+
HS_D-
FS_D+
FS_D-
+5V
+6.8V REG.
5V on/off
PPON
Overcurrent High-side SW
OCI
HS_D+
HS_D-
FS_D+
FS_D-
RTC clock
+5V
RTC
32.768kHz
(Real time
clock)
B3.3V
VCC
REG.
1.5V
VCC
REG.
ELECTRIC
DOUBLE LAYER
CAPACITOR
Voltage
RTC_RESET_N
Detector
CS2 RSTn(From system reset)
TXCLK
TXCLK
RXCLKIN
RXCLKIN
RXIN2
RXIN2
RXIN1
RXIN1
RXIN0
RXIN0
AFESDIO/PC10
AFE_SDIO
Analog
Front End
AFE I/F
AFE_SCK
AFESCK/PC11
CCD_PWR_EN
RDPT5/PE8
INV_24V_ON
RMDECA/PD7/PWM11
CIS/CCD
CTL
FBMOT_VREF_A
RMPTA0
FBMOT_VREF_B
RMPTA1
FBMOT_PH_A
RMPTA0
FBMOT_PH_B
RMPTA1
FBMOT_IOA_N
RMOTA2
FBMOT_IOB_N
RMOTA3
ADFMOT_VREF_A
RMPTB0
ADFMOT_VREF_B
RMPTB1
ADFMOT_IOB_N
RMOTB3
ADFMOT_IOA_N
RMOTB2
ADFMOT_PH_A
RMOTB0
ADFMOT_PH_B
RMOTB1
FB_HOME_SEN
PA5
PIO FB_COVER_SEN
PA4
FRONT_SEN
PA2
SB_SOL
BP9
PICK_SOL
BP8
FRONT2_SEN
PA7
SB_SEN
PA6
REAR_SEN
GPIO
HSRTS1
FFC
Direct Copy Scanner FAX
CN21 CN1
+5V
1 6 +5V
RESPONSE
+5V PNLOUT
COMMAND
PNLIN
RESET_N PANEL
PNLRESET
GND
Gate Array
GND
+3.3V 6 1 +3.3V (PNL9)
292161-5 292161-5
KEY
Matrix
PANEL PCB
USB HOST Relay PCB
B512252
CN3 CN2
CN1
1 FG 6 FG
VBUS(+5V) 5 VBUS(+5V)
DP 3 DP
USB A type
DM 4 DM
GND 2 GND
6 FG 1 FG
PUBAR1-04FTBSCNN2N0
B06B-CZHK-B-1 S6B-PH-K-S
Wireless LAN
MODULE
CN2 CN
1 FG 6 FG
VBUS(+5V) 5 VBUS(+5V)
DP 3 DP
DM 4 DM
GND 2 GND
6 FG 1 FG
BM06B-SRSS-TB BM06B-SRSS-TB
CN17
AGND 1
INCLK-
INCLK+
DGND
TXCLK+
TXCLK-
DGND
TXOUT2+
TXOUT2-
DGND 10
TXOUT1+
TXOUT1-
DGND
TXOUT+
TXOUT-
SENn
RESETn
SDIO
SH_R
SCLK 20
DGND
DRIVER_5V
DGND
3.3V
AFE_3V
PCB_24V
AGND
INV_PW
INV_PW
INV_GND
INV_GND 30
CN8
PGND 1
FB_Vref_A
INV_18V
FB_Vref_B
INV_18V_ON
FB_PHA_A
+3.3V
FB_PHA_B
SGND
FB_ENA_An
10
HP_SENSOR
FB_ENA_Bn
+24V
ADF_Vref_A
+24V
ADF_Vref_B
24VPOWERON
PGND
ADF_ENA_Bn
ADF_ENA_An 20
ADF_PHA_A
ADF_PHA_B
22
B22B-PNDZS-1
CN16
FB-COVER 1
GND 2
B2B-PH-K-S(LF)(SN)
CN14
VDD 1
FSEN
RSEN
GND
+24V
SB_SOL
PICK_SOL
GND
FSEN2
SBSEN 10
AMP 1-292161-0
Confidential
LCD
CN3
SLW20R-1C7BLF
Back Light PCB