Sharp MX-2310U / MX-3111U (serv.man18) Service Manual ▷ View online
MX-3111 BLOCK DIAGRAM / ブ ロ ッ ク 図
1 – 4
4. OPERATION UNIT / オペ レーシ ョ ンユニ ッ ト
FH12A-
40S-
0.
5SH(
55)
FX16S-
41S-
0
.5
SH
CN
CN2
CN4
40Pin
FPC
4
0Pin
R[
7:
2]
CPLD
R[
7:
2]
_in
FPD
L
inc
Differential
signal
TCLK
41Pin
41Pin
G
[7:
2]
EPM
240T100C5
G
[7:
2]
_in
VP386
Differential
signal
TX_O
UT0
B[
7:
2]
IC
2
B[
7:
2]
_in
IC
1
Differential
signal
TX_O
UT1
Differential
signal
TX_O
UT2
CK
CK_in
H
syn
c
H
syn
c_
in
Vs
y
n
c
V
s
y
nc
_in
ENAB
ENAB_in
UD_SEL
3.
3V
LR_SEL
RP131S331D-
E2-
F
IC
B
2
/C
C
F
T
3.
3V
5V
DI
SP
nLCD_DI
SP
DI
SP_out
BM
08B-
SRSS-
T
B
CN5
TM
S
TCK
TDI
3
.3
V
S3B-
PH-
S
M
M
AX16822
TDO
Interface
connector
CN6
ICB3
LED_A
24V
24V
BU4227
LED_K
IC
3
CCFT
3.
3V
RP131S331D-
E
2-
F
IC
B
1
52271-
046
9
CCFT
3
.3
V
5
V
CN1
/YL(
Y1)
/YL(Y1)
XH(
X
1)
XH
(X
1)
/XL(
X2)
/XL(X2)
YH(
Y
2)
YH
(Y
2)
S
M
1
1
B
-GH
S
-T
B
CN1
C
N
CN
Home
LED
Home
key
10-key
etc.
IC
Buzzer
Power
SW
CN
Power
LED
Power-saving
SW
Power-saving
LED
CN
CN
SHI
E
LD1
C
N1
GN
D
D1+
D1-
VBUS1
CN
CN
nI
NFO
_LED
CN3
Wire
harness
Wire
harness
Wire
harness
LSU
MOTHER
PWB
OPE
U
N
SCN
_
CN
T_PWB
70LVDS
PWB
70LCD
U
N
FFC
Touch
panel
KEY
P
WB
USB
c
onnector
PWB
MX-3111 BLOCK DIAGRAM / ブ ロ ッ ク 図
1 – 5
5. MFP CONTROL PWB / MFP コ ン ト ロール PWB
DDR2
SO
-DIMM
DI
MM1
Reus
ASIC
DDR2/3
IF
Lo
cal
B
us
IF
LC
DC
IF
FPDLINK
Tr
ansmi
tt
e
r
LSU
IF
FPDLINK
Tr
an
smi
tt
e
r
PCI
e
IF
(1la
ne)
SC
N
IF
PCI
e
IF
(4lan
e)
SA
TA
IF
SP
I/
S
D
Et
he
rM
AC
10/
1
00/1G
Et
he
rM
AC
10/
1
00/1G
US
B
2
.0
IF
Device
US
B2
.0
IF
Ho
st
SA
TA
CN
SD
So
ck
et
SDHC
4GB
DDR2
S
O
-DIMM
St
d.
1GB
DDR2
SO
-DIMM
DI
MM2
FL
AS
H
D
IMM
(D
S
K
o
p
t.
)
FLAS
H
D
IMM
SO
CK
E
T
CPL
D
Non-interr
uption
area
(ON
w
hen
LAN
standb
y)
I2
C(2/
3ch)
Co
nt
ro
lle
r
Et
he
rP
HY
10/
100/1
G
LA
N
J
A
C
K
RJ
45
US
B
D
e
v
ic
e
TY
P
E
-B
C
N
RT
C
FPDL
INK
Rec
e
iv
er
I2
C(1/
3ch)
Co
nt
ro
lle
r
F
A
X
(2nd)
CN
UA
R
T
(11c
h
)
UA
R
T
(1ch
)
HDD
2.5"
160GB
(The
HDD
capacity
ma
y
v
ar
y
depending
on
the
p
roduction
date
.)
DSUB
CN
(RIC
&
P
CI)
EEPROM
256kb
I2
C(3/
3ch)
C
o
n
troller
MFPC
PWB
SO
C
MPC
8535
DDR2/3
IF
PC
Ie
IF
(4lan
e)
Lo
c
a
l
B
u
s
IF
DDR2
S
O-DIMM
Std
.
5
12MB
DDR2
S
O-DIMM
DI
M
M
3
FL
AS
H
D
IMM
(Pro
gra
m
)
FLAS
H
D
IMM
SO
CK
E
T
Lo
g
ic
IC
(A
dd
ress
F
e
tc
h
&
S
epara
te)
LCD
P
anel
LV
D
S
SCU
P
WB
(Re
s
e
rv
e
1)
USB
H
UB
4por
t
PCU
P
WB
F
A
X(1st)
PIC
Micon.
LSU
Mother
PWB
IN
T
(1/3c
h
)
IN
T
(1/4ch
)
DDR2
S
O
-DIMM
Opt
.
1GB
US
B
H
os
t
TY
P
E
-A
C
N
(Rea
r)
DDR2
SO
-DIMM
DI
MM4
DDR2-80
0
GMII
I2
C(2/
2ch)
Co
nt
ro
lle
r
I2
C(1/
2ch)
Co
nt
ro
lle
r
SDHC Class6
6MB/Sec
Interr
uption
area
(OFF
when
LAN
s
tandb
y)
DDR2-40
0
I2C
360KHz
Loc
a
l
B
us
I2
C
360KHz
IN
T(S
le
ep
)
US
B
2
.0
Ho
st
48
0
M
bp
s
US
B
2
.0
Device
480Mb
ps
PCI
e
x4
gen
1
2.5Gb
p
s
SATA gen2 3.0Gbps
US
B
H
os
t
TY
PE-A
C
N
(Fron
t)
IC
C
A
R
D
R
e
ad
er
(Opt
ion
)
Lo
cal
B
us
I2C
9
5KHz
UAR
T
(1ch
)
UART(1ch)
LSU
ASIC
FPDLINK
Rec
e
iv
er
Se
ri
al
CN1
(V
end
e
r)
Se
ri
al
CN2
(Debug)
PC
Ie
Clo
c
k
Gener
a
to
r
GPIO
Sli
d
e
SW
U
A
RT
(2
ch)
U
A
RT
(1
ch)
U
A
RT
(1
ch)
UART
(2ch)
UA
R
T
CN Update
L
V
DS
(Sca
n)
24.576MHz
LV
DS
(LS
U
)
32
MH
z
PO
F
LV
D
S
(L
C
D
)
33.
26MHz
US
B
2
.0
Ho
st
48
0Mbp
s
UA
R
T
(1ch
)
UA
R
T
UA
R
T
US
B
2
.0
Ho
st
48
0Mbp
s
LVDS (Scan)
LVDS (LCD)
RS23
2C
Le
v
e
l
C
o
nv
er
ter
LV
D
S
Rec
e
iv
er
L
V
DS
(L
SU
CL
K&S
Y
N
C
)
32MHz
1Gb
p
s
3.
0Gbp
s
I2
C
9
5KHz
EE
PR
OM
2kb
(Opt
.)
IN
T
(3/3
c
h)
IN
T
(2/3
c
h)
IN
T(W
a
le
Up)
IN
T
(nF
AX
12_PIC
_INT)
Board to Board Connector
nF
A
X
1
2
_
P
IC
_
IN
T
UA
R
T
(1
ch)
UART(1ch)
UA
R
T
(1/2
ch)
Et
h
e
rMAC
10
/100/1
G
UA
RT
(1ch)
GMII
De
bu
g
C
N
(UA
R
T)
De
bu
g
C
N
(Ether)
De
b
u
g
C
N
(Eth
er
)
GMII
PC
L
O
pt
C
N
PCL
PWB(option)
DDR2
SO
-DIMM
Opt.
1
G
B
MX-3111 BLOCK DIAGRAM / ブ ロ ッ ク 図
1 – 6
6. LSU-MOTHER PWB / LSU マザー PWB
LSU_ASIC
(Racoon)
MFP
BD
Horizontal Scan
/Vertical Scan
Timing Control
Timing Control
Motor Control
PCU
S/S
ECLK
HSYNC
ECLK
HSYNC
VSYNC_K
VIDEO I/F CK
HSYNC
ECLK
HSYNC
VSYNC
8
SYSCLK
PCU I/F
Register
etc...
SCK
RSV_DAT
TRANS_RST
TRANS_DAT
JOBEND_INT
Synchronous Serial
communication
Thermistor Output
OSC
(System CK)
AMP
Reset IC
Reset Input
Reset
35:5
ID[0:0]
Channel A: K
Channel C: C
Channel B: M
Channel D: Y
LD
Polygon
Motor
Control
PGM_CK
PGM_START
(PGM_BRAKE)
PGM_LOCK
Polygon
Motor
FAN
Control
O.C.
O.C.
Serial
D/A
Serial I/F
DA_CLK
DA_DT
DA_LD
DA_LD
Vref K, C, M, Y
Serial
D/A I/F
LD Control
LD Control
(APC
/ENB)
nSH K, C, M, Y
LD_ENB KC, MY
LD5V
LDERR K, C, M, Y
3
3
4
4
VIDEOIF_ACT
DT_K+-
2
DT_M+-
2
LD_CHK1/2
4
BD
OSC
(CK C)
OSC
(CK M)
OSC
(CK A)
OSCCLK_C
OSCCLK_M
OSCCLK_A
CLK_C_EN
CLK_M_EN
CLK_A_EN
CLK_C_EN
CLK_M_EN
CLK_A_EN
Thermister
4
PIC
PIC16F882
SCN
cnt
DCPS
OPE
Reset IC
Reset Input
Reset
UART
O.C.
POF_MFP
POF_SCN
POF
O.C.
DCCNT1
O.C.
DCCNT2
UART
UART
LCD_DATA0-3 +-
/LCD_CLK+-
10
SCN_DATA0-3 +-
/SCN_CLK+-
10
LCD_DISP
O.C.
POW_LED
O.C.
WU_LED
PWR_KEY
WU_KEY
O.C.
WU_FAX
LCDCLK
LCD_CLKIN
PICVPPON
OSC
(System CK)
O.C.
TXD_PIC/RXD_PIC
REQ_PIC/REQ_PIC_INT/CLR_PIC
TXD_SCN/RXD_SCN/CTS_SCN/RTS_SCN/RES_SCN
LCD_SEL0-1
TXD_PCU
RXD_PCU
CTS_PCU
RTS_PCU
RES_PCU
RXD_PCU
CTS_PCU
RTS_PCU
RES_PCU
USB Port
(Keyboard/Front/
Rear)
USB Controller
O.C.
FAX_INFO
35:5
35:5
35:5
8
8
8
2
DT_C+-
DT_Y+-
2
2
4
COM_FIFO
I2C BUS
SCL
SDA
SDA
WP
TH
RSPF
ANY_KEY
SPED
KEY_IN
SOCD
RSPF_OPEN
LVDS
MFP
FPD-LINK/Reciver
LVDS/Driver
MX-3111 BLOCK DIAGRAM / ブ ロ ッ ク 図
1 – 7
7. FAX SECTION / FAX セ ク シ ョ ン
A.
Except Japan
(1)
MX-FX11
TEL/L
IU
Conn
ecto
r
FA
X
IM
A
G
E
MEMORY
(Not
mou
n
t)
FLASH
R
O
M
16Mb
it
LIU
E
X
P
WB
FA
X
M
A
IN
P
W
B
MJ1
(LINE)
MJ2
(TEL)
OFF
foc
k
detection
Sr
e
la
y
Si3
0
1
9
Si3056
Sili
con
D
A
A
Si3
056
CH
IP
SE
T
CI
Dete
ction
P
o
lar
it
y
in
vers
ion
Dete
ction
(Not
m
o
unt)
Speaker
F
A
X
ASIC
MB
87
F
4
9
30
MODEM
MMD
5020
PIC
microcomputer
PIC16F6
9
0
CPU
SH
7706
MFP
IF
Connector
With
secure
loc
king
de
vice
BM30B-
SHLDS
JTAG
Con
nector
1
4pin
(Not
mount)
Lo
g
Con
nector
(Not
mount)
Oper
ation
in
1W/7W
energy-sa
v
e
mode
Crystal
R
esonator
24.5
76MHz
Crystal
R
esonator
1
4.7456MHz
Spe
ak
e
r
Co
nn
e
c
to
r
S0
2
B
-
PA
S
K
STATUS
LED_
0
STATUS
LED_
1
(Not
moun
t)
v
oltage
le
v
e
l
Voltage
Re
gulator
NJU7772F
18
Po
wer
Amplifier
LM481
9
Vo
lu
m
e
C
hange
BU
4
0
6
6
NJM3414
vo
lt
a
g
e
le
v
e
l
Filter
+2
4V
D
etec
tio
n
+24V
+12V
CI
Fi
ter
CI
Fi
te
r
Filter
v
oltage
le
v
e
l
RH
S-
+5
V2
ECON
MRON
EX
H
S
-
SON2
SON1
AFE_
CL
K
AFE
_RES-
ASP
C
L
K
ABITCL
K
AR
XD
AT
X
D
BSP
C
L
K
BBITCL
K
BR
XD
BTXD
SPK
(a
na
lo
g)
RGDT-
(CI
d
etection)
HD
MUTE
-
SI3
_
RES-
TEL
ID
CI2-
CI-
HS
1-
HS
2-
CIO
N
15
0VO
N
MSGMUT
E
CID-
+5
V2
+1
2
+2
4
+5
VA
+5
V
A
BZ
EN
_
S
PKO
N
-
EN_
B
ZON-
VO
L
A
VO
L
B
VO
L
C
VO
L
D
SPM
U
T
E-
3.
3V
1.
8V
MD
M3.3
V
RESE
T-
3.
3
V
+5
V
+5
VA
MD
M3
.3
V
+3
.3V
+2
4V
MO
N_
24V
-
+2
4V
+5
V
+3
.3
V
+5
V2
RES_F
A
X
-
FA
X
_
R
X
D(
D
)+
FA
X
_
R
X
D
(D
)-
F
A
X
_
TXD(D)
+
FAX_T
X
D(
D)-
FA
X
_
C
T
S
(D
)-
FA
X
_
R
T
S
(D
)-
FAX_RXD(
CS)+
FA
X_
R
X
D
(CS)-
F
A
X_TXD(
C
S)+
F
A
X
_
TXD(C
S
)-
F
A
X
_
CTS(C
S
)-
F
A
X
_
R
TS(
C
S
)-
FL
V
P
P
Ve
rs
io
n
ID
CNCT_FAX-
3.
3V
1.
9
V
PI
CP
G
M
_
E
N
WU
P_
FA
X-
TEL
ID2
16bit
16bit
16bit
16bit
16bit
16bit
JTAG
UA
R
T
UA
R
T
Do
w
n
lo
a
d
Spred
Spectr
um
CY25811SXCT
PR
O
G
RAM
FLASH
R
O
M
16
M
b
VHIM2
9
LV1
6
B-1Q
WO
RK
MEMORY
SDRAM
64Mb
it
A3
64S40ETP-
G6
RESET
IC
BD4
5285G
Voltage
Re
gula
tor
R11
73S001B
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