MX-4140N, MX-4141N, MX-5140N, MX-5141N (serv.man9). Circuit Diagram. - Sharp Copying Equipment Service Manual (repair manual). Page 14

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MX-5141  BLOCK DIAGRAM / ブ ロ ッ ク図  1 –  12
(2)
MX-FL10
TEL/LIU
C
onnector
F
A
X
 IMA
G
E
MEMORY
(No
t mount)
FLASH R
O
M
16Mbit
LIU JPN PWB
WO
R
K
MEMORY
SDRA
M
64Mbit
A3
64S4
0ETP-
G6
PRO
G
RAM
FLASH R
O
M
16Mb
VHI
M29L
V16
B-1
Q
F
A
X MA
IN PWB
MJ1
(L
INE)
Si3019
Si30
56
Silico
n D
A
A
Si3056
 CHIP SET
MR relay
CI
D
etec
tio
n
Po
la
ri
ty
 
in
v
e
rsion
D
etec
tio
n
(Not moun
t)
Spe
a
ke
r
F
A
X
 ASIC
MB87F4930
MOD
E
M
MMD502
0
PIC
mic
ro
c
omp
uter
PIC1
6F69
0
MFP
IF
Co
nnector
With secure
 
locking 
de
vice
BM30B-
SHLDS
1W
,7W
⋭ࠛࡀࡕ࡯࠼ᤨ
േ૞
Spred
Spectrum
CY25811SXCT
Crystal 
Resona
tor
24.576M
H
z
Vo
lt
a
g
e
Regulator
R1173S0
01B
Cr
ystal
Resonator
14.7456MHz
RESET IC
BD4528
5
G
Sp
eake
r
Connec
to
r
S02
B-
PA
SK
STA
T
US
 LE
D_
0
STA
T
US
 LE
D_
1
(No
t mount)
vo
lt
a
g
e
le
v
e
l
Vo
lt
a
g
e
Regulator
NJU7
772F
18
Po
w
e
r
Amplifier
LM4
819
Vo
lume
Cha
nge
B
U
4066
NJ
M
3
41
4
CI
D
etec
tio
n
vo
lt
a
g
e
le
v
e
l
Filter
+24V
Dete
ction
+24V
+12V
CI
 F
i
ter
CI
 F
i
ter
Filter
v
oltage
le
v
e
l
MR
ON
AFE
_CLK
AF
E
_
RE
S-
AS
PC
LK
AB
ITCLK
AR
XD
AT
X
D
S
PK(
an
alog
)
RGDT
-(CI
ᬌ಴
)
TE
L
ID
CI2-
CI-
HS1
-
HS2
-
CID-
+5
V
2
+1
2
+2
4
+5
VA
+5
VA
BZ
EN_SP
K
O
N-
EN_
B
ZON-
VO
LA
VO
LB
VO
L
C
VO
L
D
SP
MU
TE-
3.
3
V
1.
8
V
MDM3
.3V
RE
SET-
3.3
V
+5
V
+5
VA
MDM3
.3
V
+3
.3V
+2
4
V
MON_
24
V
-
+2
4V
+5
V
+3
.3V
+5
V2
RE
S_
FA
X-
FAX_
RXD(D)+
FAX_
RX
D(D)-
FAX_T
X
D(
D)+
F
A
X
_
TXD(D
)-
F
A
X
_
CTS(D
)-
F
A
X
_
R
TS(
D
)-
F
A
X_
RXD(CS)+
FA
X_
RX
D(C
S
)-
F
A
X
_
TXD(C
S
)+
FA
X_TX
D
(CS)-
FA
X_CTS(CS)-
FA
X_RTS(CS)-
FL
VPP
Ve
rs
io
n
 I
D
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
loa
d
CPU
SH770
6
JT
AG
Connector
14pin
(N
ot moun
t)
Log
Connector
(N
ot moun
t)
M_
EN
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