DOWNLOAD Sharp MX-2640N / MX-2640NR / MX-2640FN / MX-3140N / MX-3140NR / MX-3140FN / MX-3640N / MX-3640NR / MX-3640FN (serv.man11) Service Manual ↓ Size: 17.76 MB | Pages: 127 in PDF or view online for FREE

Model
MX-2640N MX-2640NR MX-2640FN MX-3140N MX-3140NR MX-3140FN MX-3640N MX-3640NR MX-3640FN (serv.man11)
Pages
127
Size
17.76 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / MX2640N-MX3140N-MX3640N Circuit Diagram
File
mx-2640n-mx-2640nr-mx-2640fn-mx-3140n-mx-3140nr-mx.pdf
Date

Sharp MX-2640N / MX-2640NR / MX-2640FN / MX-3140N / MX-3140NR / MX-3140FN / MX-3640N / MX-3640NR / MX-3640FN (serv.man11) Service Manual ▷ View online

MX-3640N  BLOCK DIAGRAM  
1 –  8
B. Japan
(1)
F model internal FAX
TEL/L
IU
Conn
ecto
r
LIU
J
PN
PWB
FAX
MAIN
PWB
MJ1
(LINE)
MJ2
(TEL)
OFF
foc
k
detection
S
rel
a
y
S
i3
019
S
i3
056
S
ilicon
DAA
S
i3
056
CH
IP
S
ET
VOICE
CODEC
S
i3
000
H
a
ndset
AMP
NJM21
3
5M
MR
rel
a
y
CI
Dete
ction
Pol
a
rity
inversion
Detection
(Not
mount)
EC
rel
a
y
(Not
mount)
p
a
ra
-r
inger
voice
mess
a
ge
Outpu
t
S
pe
a
ker
FAX
A
S
IC
MB
87
F
4
9
3
0
MODEM
MMD
5020
PIC
microcomputer
PIC16F690
CP
U
S
H
7706
MFP
IF
Connector
With
secure
locking
device
BM
3
0B-
S
HLD
S
JTAG
Con
nector
1
4pin
(Not
mount)
㪈㪮㪃㪎㪮⋭䉣䊈䊝䊷䊄ᤨ
േ૞
S
pred
S
pectrum
CY25811
S
XCT
Cryst
a
l
R
eson
a
tor
24.5
76MHz
Volt
a
ge
Regul
a
tor
R117
3S
001B
Cryst
a
l
Reson
a
tor
14.7456MHz
RE
S
ET
IC
BD4
5285G
H
a
ndset
Connector
MD-
S
63
50-90
S
pe
a
ker
Connector
S
02B-
PA
S
K
S
TATU
S
LED_
0
S
TATU
S
LED_
1
(Not
moun
t)
volt
a
ge
level
DC
DC
-150V
Mess
a
ge
Outpu
t
En
a
bl
e
Volt
a
ge
Re
gul
a
tor
NJU7772F
18
Po
wer
Ampli
fier
LM4819
Volum
e
Ch
a
nge
BU40
66
NJM
3
414
CI
Dete
ction
volt
a
ge
level
Filter
+2
4V
D
etectio
n
+24V
+12V
CI
Fi
ter
CI
Fi
te
r
Filter
volt
a
ge
level
S
pe
a
ker
Microphone
OFF
fock
detection
RH
S
-
+5
V2
ECON
MRON
EX
H
S
-
S
ON
2
S
ON
1
AFE
_
C
L
K
AFE
_
RE
S
-
A
S
PC
LK
ABITCL
K
AR
XD
ATX
D
B
S
PC
LK
BBITCL
K
BR
XD
BTX
D
S
PK
(a
n
a
lo
g)
RGDT-
CI
ᬌ಴
HD
MUTE-
S
I3
_RE
S
-
TEL
ID
CI2-
CI-
H
S
1-
H
S
2-
CIO
N
15
0VO
N
M
S
GMUT
E
M
S
G(
An
a
log
)
CID-
+5
V2
+1
2
+2
4
+5
VA
+5V
A
BZ
EN
_
S
PK
O
N
-
EN_
B
ZON-
VOL
A
VOL
B
VO
L
C
VO
L
D
S
PM
U
T
E-
3
.3
V
1.
8V
MD
M
3
.3
V
RE
S
ET
-
3
.3
V
+5
V
+5
VA
MD
M
3
.3
V
+
3
.3
V
+2
4V
MO
N_
24
V
-
+2
4V
+5
V
+
3
.3
V
+5
V2
RE
S
_
FAX
-
F
A
X_
RX
D
(D
)+
FAX_
RXD(D
)-
FAX
_
TXD(D)
+
FAX
_
T
X
D(
D)-
FAX
_
CT
S
(D
)-
FAX
_
RT
S
(D
)-
FAX
_
RX
D(
C
S
)+
FAX
_
R
X
D
(C
S
)-
F
A
X_
TXD
(C
S
)+
FAX
_
TXD(C
S
)-
FAX
_
CT
S
(C
S
)-
FAX
_
RT
S
(C
S
)-
FLV
P
P
Ve
rs
io
n
ID
CNC
T_F
AX
-
3
.3
V
1.
9V
PICPGM_E
N
WU
P_
FA
X-
TEL
ID2
16bit
16bit
16bit
16bit
16bit
16bit
JTAG
UART
UART
D
o
wn
lo
a
d
Lo
g
Con
nector
(Not
mount)
WORK
MEMORY
S
DRAM
64Mbit
A
3
V
64
S
40ETP-
G6
PROGRAM
FLA
S
H
ROM
16Mb
VHIM29LV16B-
1Q
FA
X
IMAGE
MEMOR
Y
(Not
mou
nt)
FLA
S
HR
O
M
16Mb
it
MX-3640N  BLOCK DIAGRAM  
1 –  9
(2) MX-FL10
TEL/LIU
C
onnector
F
AX
IMA
G
E
MEMORY
(No
t
mount)
FLA
S
HR
O
M
16Mbit
LIU
JPN
PWB
WO
R
K
MEMORY
S
DRA
M
64Mbit
A
3
64
S
4
0
ETP-
G6
PRO
G
RAM
FLA
S
HR
O
M
16Mb
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M
29L
V16
B-1
Q
FA
X
M
A
IN
P
W
B
MJ1
(L
INE)
S
i3
019
S
i3
05
6
S
ilico
n
D
A
A
S
i3
056
CHIP
S
ET
MR
rel
a
y
CI
D
etectio
n
Po
la
ri
ty
in
v
e
rsion
D
etectio
n
(Not
moun
t)
S
pe
a
ke
r
FA
X
A
S
IC
MB87F49
3
0
MOD
E
M
MMD502
0
PIC
mic
ro
c
omp
uter
PIC1
6F69
0
MFP
IF
Co
nnector
With
secure
locking
de
vice
BM
3
0B-
S
HLD
S
1W
,7W
⋭ࠛࡀࡕ࡯࠼ᤨ
േ૞
S
pred
S
pectrum
CY25811
S
XCT
Cryst
a
l
Reson
a
tor
24.576M
Hz
Vo
lt
a
ge
Regul
a
tor
R117
3S
0
01B
Cr
yst
a
l
Reson
a
tor
14.7456MHz
RE
S
ET
IC
BD4528
5G
S
pe
a
ke
r
Connect
o
r
S
02
B-
PA
S
K
S
TA
TU
S
LE
D_
0
S
TA
TU
S
LE
D_
1
(No
t
mount)
v
olt
a
ge
le
v
el
Vo
lt
a
ge
Regul
a
tor
NJU7
772F
18
Po
w
e
r
Amplifier
LM4
819
Vo
lume
Ch
a
nge
B
U4066
NJ
M
3
41
4
CI
D
etectio
n
v
olt
a
ge
le
v
el
Filter
+24V
Dete
ction
+24V
+12V
CI
F
i
ter
CI
F
i
ter
Filter
v
olt
a
ge
le
v
el
MR
ON
AFE
_
CLK
AF
E
_
RE
S
-
A
S
PC
LK
AB
ITCLK
ARXD
AT
X
D
S
PK(
a
n
a
log)
RGDT
-(CI
ᬌ಴
)
TE
L
ID
CI2-
CI-
H
S
1-
H
S
2-
CID-
+5
V
2
+1
2
+2
4
+5
VA
+5
VA
BZ
EN_
S
PK
O
N
-
EN_
B
ZON-
VO
LA
VO
LB
VO
L
C
VO
L
D
S
PM
UTE
-
3
.3
V
1.
8
V
MDM
3
.3
V
RE
S
ET-
3
.3
V
+5
V
+5
VA
MDM
3
.3
V
+
3
.3
V
+2
4
V
MON_
24
V
-
+2
4V
+5
V
+
3
.3
V
+5
V2
RE
S
_FAX
-
FAX_
RXD(D)+
FAX_
RX
D(D)-
FAX_T
X
D(
D)+
F
A
X
_
TXD(D
)-
FA
X
_
C
T
S
(D
)-
FA
X
_
R
T
S
(D
)-
F
A
X_
RXD(C
S
)+
FA
X_
RX
D(C
S
)-
F
A
X
_
TXD(C
S
)+
FA
X_TX
D
(C
S
)-
FA
X_CT
S
(C
S
)-
FA
X_RT
S
(C
S
)-
FL
VPP
Ve
rs
io
n
ID
CNCT_
FA
X-
3
.3
V
1.9
V
PICPG
WUP_FA
X-
TELID2
16
b
it
16
bit
16
bit
16
bit
16
b
it
16
bit
JT
AG
UA
R
T
UA
R
T
Do
wn
lo
a
d
CPU
S
H770
6
JT
AG
Connector
14pin
(Not
moun
t)
Log
Connector
(Not
moun
t)
M_
EN
MX-3640N  BLOCK DIAGRAM  
1 –  10
8. SERIAL COMMUNICATION / シ リ ア ル通信
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2 –  1
[2] CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図と 部品配置図
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