Brother MFC-9840CDW All in One Printer User Manual


 
Confidential
6-11
Wiring Diagram (2/2)
+
JTAG
LCD
CPU 300MHz
LVDS
Panel
UART
Ethernet
(For debug
KEY
Matrix
DEBUG SERIAL
TXD/RXD
25.00MHz
BEL:08B0-1X1T-03-F
MAIN Clock
LAN Clock
ACON:UBR23-4K5200
LASER Video Clock
USB
LED:Green/Yellow
28.57296MHz
JTAG
VIDEO
FS_D+
FS_D-
(SMSC:LAN91C115)
+3.3V
D+/D-
HS_D-
144pin SO-DIMM
(MAX 512MB)
(internal Logic:1.8V)
RSTn(From system reset)
+3.3V
VBUS(detect)
HS_D+
SYSCLK(100MHz)
(2.0)
PLL
PLL
SSCG
50MHz
RSTn
64 50MHz
SCL
MAIN PCB
(With
TURNS and LED)
48.00MHz
SDA
PANEL PCB
292161-5
6
8MB or 16MB
Flash ROM
BD0n/BD1n
CN13
+3.3V
REG.
1
+3.3V
1.5V
13
+3.3V
(Ashura)
100MHz
+5V
USB CLK(48MHz)
+5V
(to Panel/CDCC/RTC)
+3.3V
DATA
+3.3V
RTC
USB
TPO+/-
TPI+/-
CSn/RDn/WRn
RTC clock
Half_SYSCLK(48MHz)
ADD
32.768kHz
+3.3V(LED)
CSn/RDn/
WRn
CSn/RDn/
WRn
128kbits
EEPROM
INT
PANEL
Gate Array
(PNL9)
UART
MAC+PHY
REG.
16MB SDRAM
+3.3V
16MB SDRAM
VDO0_P
CN1
15FMN-BMTTN-A-TF
VDO0_N
VDO1_N
VDO1_P
GND
VDO2_P
VDO2_N
GND
GND
VDO3_N
VDO3_P
1
LINK
SPEED
23
16
16MB SDRAM 16MB SDRAM
(128Mbit) (128Mbit) (128Mbit) (128Mbit)
COMMAND
RESETn
STSREQ_N
STATUS
STATUS
COMMAND
STSREQ_n
VSYNC_n
CMDREQ_n
CMDRDY_n
E_RESETn
CN4
1
10
BD0n
BD1n
+3.3V
+24V
+24V
CPU
USB HOST
HS_D+
FS_D+
HS_D-
FS_D-
from
ENGINE PCB
to
LD PCB
MAIN ASIC
CN12
CN7
16
GND
GND
GND
GND
1
10
GND
B7B-PASK-1
from
LVPS PCB
EEPROM
CLK1/CLK2
RASn/CASn/BA0/BA1 50MHz
CKE
100MHz
RASn/CASn/BA0/BA1
DQM[7:0]
DQM[7:0]
CS0n
DATA[63:0]
ADR[12:0]
CS0n
CS1n/CS2n
CS1n/CS2n
50MHz
50MHz
50MHz
CLK0
CLK0
CKE
CLK1/CLK2
[63:48]
[47:32]
[31:16]
[15:0]
Wireless LAN
MODULE
CN3
High-side SW
6
GND
DP
1
VBUS(+5V)
FG
DM
PPON
OCI
5V on/off
USB HOST Relay PCB
USB A type
VBUS
GPIO
GND
PNLIN
+5V
+3.3V
PNLRESET
DQM3
CS0n
CS0n
CS0n
DQM2
DQM1
DQM0
CLK0
CLK0
CLK0
CKE
CKE
CKE
ADR[7:1]
ADR[23:1]
16
ADR[23:1]
16
20
1
VSS
CS1
VDD
Direct
PNLOUT
SLW20R-1C7BLF
CN1
CN3
2
LIGHTON
1
+5V
CN4
FFC
CN21
COMMAND
6
292161-5
1
RESET_N
+5V
+3.3V
GND
RESPONSE
REG.+6.8V
+5V
FG
DM
1
VBUS(+5V)
FG
DP
CN2
FG
GND
6
2
3
4
5
B512252
CN1
S6B-PH-K-S
DM
DP
FS_D-
5V on/off
2
FG
3
1
4DM
VBUS(+5V)
FG 1
VBUS(+5V)
DP
OCI
Overcurrent
CN2
5
HS_D+
High-side SW
FS_D+
6FG
GNDGND
HS_D-
FG
PPON
6
+5V
+6.8V REG.
BM06B-SRSS-TB
B06B-CZHK-B-1
CN
BM06B-SRSS-TB
(Real time
clock)
REG.
B3.3V
Voltage
Detector
ELECTRIC
DOUBLE LAYER
CAPACITOR
Function
15
E2P_SDA
E2P_SCL
GPIO
+3.3V
GND
+6.8V
CN5
+3.3V +3.3V +3.3V
PUBAR1-04FTBSCNN2N0
+5V
CN16
2
B2B-PH-K-S(LF)(SN)
1
GND
FB-COVER
VSYNC_n
CMDREQ_n
CMDRDY_n
B10B-CZHK-B-1
+6.8V
+24V
PGND
+6.8V
VCC24
CML
TELOFF
VCC5
1
13
1-292161-3
NCU
CI
S0V
CN7
SL
RL1
RL2/POL
PLS
RDPS
CHRG
GIJI
BAT_P
FEED BACK
1
4
B4B-PH-K-S(LF)(SN)
Battery
BAT_N
GND
CN19
VOUT2
1
2
B2B-PH-K-R(LF)(SN)
Speaker
VOUT1
CN10
+6.8V
(to USB HOST)
8MB or 16MB
Flash ROM
Overcurrent
RTC_RESET_N
CS2
VCC
VCC
RESETn
RESET IC
+3.3V
(Vdet=2.8V)
+3.3V
(Buffer Vcc)
REG.
(Logic Vcc)
+1.5V
+3.3V
FB_Vref_B
1
FB_Vref_A
INV_18V
CN8
PGND
INV_18V_ON
FB_PHA_A
+3.3V
FB_PHA_B
SGND
FB_ENA_An
HP_SENSOR
FB_ENA_Bn
+24V
ADF_Vref_A
+24V
ADF_Vref_B
24VPOWERON
PGND
ADF_ENA_Bn
ADF_ENA_An
ADF_PHA_A
ADF_PHA_B
22
20
10
Motor Driver
DGND
1
INCLK-
INV_GND
INCLK+
CN17
AGND
TXCLK+
TXCLK-
DGND
TXOUT2+
TXOUT2-
DGND
TXOUT1+
TXOUT1-
DGND
TXOUT+
TXOUT-
SENn
RESETn
SDIO
SH_R
SCLK
DGND
DRIVER_5V
DGND
AFE_3V
PCB_24V
AGND
INV_PW
INV_PW
INV_GND
30
20
10
GND
1
FSEN
RSEN
CN14
VDD
+24V
SB_SOL
PICK_SOL
GND
FSEN2
SBSEN
10
CCD ADF
AMP 1-292161-0
B22B-PNDZS-1
(to SD RAM Back up)
(to SD RAM Back up)
Analog
Front End
AFESDIO/PC10
AFE_SCK
RDPT5/PE8
RXIN0
RXIN1
RXIN2
RXCLKIN
TXCLK
AFESCK/PC11
RMDECA/PD7/PWM11
INV_24V_ON
CCD_PWR_EN
3.3V
AFE_SDIO
AFE I/F
CIS/CCD
CTL
PIO
GPIO
RXIN0
RXIN1
RXIN2
RXCLKIN
TXCLK
LVDS
for AFE
MOTOR CTL
RMPTA0
FBMOT_VREF_A
RMPTA1
FBMOT_VREF_B
RMPTA0
FBMOT_PH_A
RMPTA1
FBMOT_PH_B
RMOTA2
FBMOT_IOA_N
RMOTA3
PA5
FBMOT_IOB_N
RMPTB0
ADFMOT_VREF_A
RMPTB1
ADFMOT_VREF_B
RMOTB3
ADFMOT_IOB_N
RMOTB2
ADFMOT_IOA_N
RMOTB0
ADFMOT_PH_A
RMOTB1
ADFMOT_PH_B
PA4
FB_COVER_SEN
PA2
FRONT_SEN
HSRTS1
REAR_SEN
PA7
PA6
FRONT2_SEN
SB_SEN
BP9
SB_SOL
BP8
PICK_SOL
FB_HOME_SEN
PA3
PB2
PIO
Speaker
AMP
Analog
Switch
NCU2_CHRG
NCU_GIJI
PB3
PB1
NCU2_DPS
NCU_PLS
PB0
NCU_TELOFF
PA0
NCU_CI
CI
TXP
Analog
Switch
NCU_CMLH
RL2
RX
TXP
Copy
Scanner FAX
Back Light PCB
10
RESET
A0
D6
D7
VSS
VOUT
CAP3-
CAP1+
CAP1-
CAP2-
CAP2+
V1
V2
V3
V4
V5
VDD
PB4