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MX-5150FN BLOCK DIAGRAM / ブロック図 1 – 8
7. FAX SECTION / FAX セクション
A. Except Japan
(1)
MX-FX15
TEL/
L
IU
Conne
ct
o
r
SPI Fl
a
s
h
(Not
m
oun
t)
Diag Soft
16
Mb
it
WO
R
K
MEMO
RY
SD
R
A
M
64
Mb
it
PRO
GRAM
FLASH ROM
16M
b
FAX MAIN PWB
MJ
1
(L
IN
E)
MJ
2
(TEL)
OFF fock
det
ec
ti
on
S relay
S
i30
19
Si3056
Sil
ico
n DAA
Si
3
056 CHI
P SET
CI
Detection
Sp
eaker
CPU
MO
D
E
M
PIC
m
icr
ocom
put
er
MF
P
IF
Conn
ector
Wi
th
se
cur
e
loc
ki
n
g
de
vice
BM
30B-
SHLDS
JTAG
Conne
ct
o
r
14pin
(N
ot
m
ount
)
Lo
g
Conne
ct
o
r
(N
ot
m
ount
)
1W
┬䜶
䝛
䝰
䞊
䝗
ືస
Cr
yst
al
Reson
at
o
r
24.576M
Hz
DCDC
Cr
yst
al
Reso
nat
or
13.
333
MHz
RESET I
C
S
p
eaker
Con
nec
tor
S02B-
P
ASK
S
T
A
T
US
LE
D_1
S
T
A
T
US
LE
D_2
(Not
m
oun
t)
vo
lt
a
g
e
level
Volt
ag
e
Regulator
Power
Amplif
ier
Volume
Chan
ge
vo
lt
a
g
e
level
+2
4
V
D
e
te
ct
io
n
+2
4V
䊼
+1
2V
CI
Fi
䡈te
r
CI Fi
䡈te
r
Filt
e
r
volt
a
ge
le
ve
l
+5
V
S
EXH
S-
SO
N
2
SO
N
1
AF
E_
C
L
K
AFE
_
R
ES-
AS
PCLK
ABI
TC
LK
AR
XD
ATX
D
SPK
(anal
og)
RGDT
-(CI
᳨ฟ
)
TEL
ID
CI
-
CI
D-
+5V
S
+1
2
+24
+5V
+5V
A
BZ
EN
_SPK
ON
-
EN_BZ
O
N
-
VO
LA
VO
LB
VO
LC
VO
LD
SP
M
U
TE
-
3.
3V
1.
8
V
MDM3.
3V
R
E
SET
-
3.
3V
MD
M
3
.3
V
+3.
3V
+2
4
V
M
O
N_24V-
+24V
+5V
+3.
3V
+5V
S
RES_F
AX-
DA
T
A
_RX
D_P
DA
T
A
_RX
D_N
DAT
A_T
XD_P
D
A
T
A
_T
XD_N
F
AX_CT
S(D)-
F
AX_RT
S(D)-
F
AX_CT
S
(CS)-
F
AX_RT
S
(CS)-
F
L
VPP
MO
DEL I
D
CNCT
_F
A
X
-
PI
CPG
M
_EN
W
U
P_
FA
X-
TE
L
ID
2
16
bi
t
16
bit
16
bit
SPI
16
bi
t
JTAG
UART
UART
Download
LV
D
S
DA
T
A
_RX
D
volt
a
ge
le
ve
l
MO
DEL I
D
2
DCDC
DA
T
A
_T
X
D
CMD_RXD_P
CMD_RXD_N
CMD_T
XD_P
LV
D
S
CMD_RXD
CMD_T
XD
CM
D
_
T
X
D_N
+1.
2V
CI
2-
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