GE Voluson 730, Руководство по обслуживанию

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GE M
EDICAL
S
YSTEMS
- K
RETZTECHNIK
U
LTRASOUND
D
IRECTION
105844, R
EVISION
1 V
OLUSON
® 730 S
ERVICE
M
ANUAL
Chapter 5 Components and Functions (Theory) 5-19
Section 5-4
Front End Processor
Figure 5-8 Front End Processor - Block Diagram
CP
K
M
othe
rboa
rd
of G
E
F-
M
odul
e
:
C
P
U
C
P
R
P
C
W
C
P
G
C
P
F
C
P
C
C
C
M
C
P
P
CP
C
Cont
ro
lboa
rd
-C
lo
ckOsc
ill
a
to
r(
6
0
M
H
z
)
-P
R
F
(P
ul
s
R
epeti
ti
onF
req)
G
ener
at
or
-B
eamform
er
C
o
nf
igur
ati
on:
-T
x
F
re
q
, T
x
R
x
F
o
cu
s,
-T
x
R
x
A
podi
s
a
ti
on
-Li
nenumber
(l
at
er
al
P
o
s
it
ion)
-c
ont
ai
ns T
X
-P
ow
er-
D
A
C
CCM
M
o
to
rc
ontrol
boa
rd
Mas
te
r of
C
ont
ro
l
of
3D
-S
w
eep.
-D
ri
ve
s M
o
to
r
v
ia
S
IN-
CO
S
-T
riggers F
rames
ta
rt
on
C
P
R
(B
e
a
m
fo
rm
e
r) .
-T
riggers W
ri
te-Logic
on
CP
S
(DM
A
-Co
n
tr
o
lle
r)
CPZ
Cov
e
rboa
rd
C
P
U
CP
R
CW
D(
CR
W
)
CP
P
P
o
w
e
rs
uppl
y
-
S
e
c
o
n
d
ar
yb
o
a
rd
P
o
w
e
rs
uppl
y:
DC-
DC-
Co
n
v
e
rte
r:
59V
D
C
to:
+
3.3V
,+
-5V
,+
12V
,+
-1
5V
,
+F
AN(
+
2
4
V
DC)
+
-T
X
_P
OW
(+
-90V
)
M
o
to
r-
S
IN-
CO
S
-P
o
w
A
m
p
CP
U
P
robe
boa
rd
1 C
W
-P
rbC
onnec
tor
3 P
rb-
C
onnec
to
rs
260pol
1 D
umm
y-
P
rbC
onn.
260pol
-P
robe S
e
le
c
t
R
e
la
is
-P
robe R
e
c
o
gni
ti
o
n
CP
R
Be
a
m
fo
rm
e
r-M
ot
he
rboa
rd
T
rans
m
it
ter
-R
ec
ei
v
e
r
CP
D-
B
e
a
m
fo
rm
e
r-
S
ubboa
rd
1x
:
B
eam
fo
rm
er-
A
S
IC
g
e
n
e
ra
te
s T
X
-P
u
lse
s+
Tx
F
o
cu
s+
T
x
A
p
o
d
is
a
ti
o
n
,
R
x
F
o
cu
s
D
el
a
y
+
S
u
m
m
a
ti
on
.
8x
:
T
X
-P
ow
erA
m
pl
if
ie
r
4x
:
T
G
C
+
A
n
ti
A
lia
s
ingF
ilt
er
+
A
D
C
E
ach
C
P
D
c
apabl
e
of
8 T
X
-C
hannel
s
,
4 R
X
-C
hannel
s
32
x
CP
D
C
W
-C
ha
nn
el
s
s
e
le
c
te
d
b
y
R
e
la
is
T
/R
(25
6)
CW
TX
(1
6
)
E
x
ter
n
V
ideo
D
ata
"
EBF
_
D
"(
1
8
)
C
W
-D
at
a se
ri
al
,
D
,Q
,16
B
it
ea
ch
CP
U-
Co
nt
ro
l
"M
CP
U_
A
"(
1
2
)
"M
CP
U_
D"
(8
)
CP
U-
Con
tr
o
l
"M
CP
U_
A
"(
1
2
)
"M
CP
U_
D"
(8
)
"E
D
_
IN
"(
1
6
),
"E
Q
_I
N
"(
1
6)
S
IN-
CO
S
S
IN-
CO
S
Po
w
e
re
d
CPG
MI
D-
P
roc
e
s
s
e
rboa
rd
F
o
r B
,C
,D
modes
:
-M
ul
ti
beam
-D
eI
nterl
eav
e
-S
ubt
ra
c
ti
onF
ilt
er (
for T
H
I)
-D
ig
.T
G
C
, D
C
-C
anc
el
-M
ix
e
r w
ith
NCO
-F
IR
-Low
P
a
s
s
F
o
r B
mode onl
y:
-M
agni
tudeC
al
c
u
la
tor
-Log.
A
m
pl
if
ie
r
-R
es
ampl
e
-E
dge E
nhanc
e
-L
in
e
F
ilt
e
r
-B
le
n
d
in
g
-Fra
m
e
F
ilt
e
r
CP
F
Doppl
e
r+
C
FM boa
rd
C
F
M-
pr
oc
es
s
ing:
S
a
m
p
le
ra
te
Co
n
v
.
A
utoc
or
re
la
tor, W
M
F
V
e
lo
c
ity
-,
T
u
rbul
enc
e-
,
P
o
w
e
r-
C
a
lc
ul
at
ion
P
e
rs
is
tanc
eF
ilt
e
r(
S
m
o
ot
h)
A
x
ial
-,
Lat
er
al
-F
ilt
e
r
T
h
res
hol
d
in
g
Li
nebuf
fer f
o
r T
rans
fer to
C
PS
D
o
ppl
er-
pr
oc
es
s
ing:
D
SP,
Au
d
io
D
AC
B
e
am
fo
rm
er
-
C
o
n
fig
u
ra
tio
n
-D
a
ta
:
"E
H_
DA
T
A
"(
1
6
)
"E
H_
A
DR"
(8
)
B
-m
o
d
e
-D
ata
"2
B
W
D
"(
8
)
CW
D
or
n
e
w:
CRW
CW
-D
opple
rboa
rd
(O
pt
iona
l)
-S
epar
ate
C
lk
O
s
c
.+
C
lo
c
k
gener
at
or
PR
F
,F
N
-T
x
D
el
ay
M
a
tr
ix
-T
rans
m
itt
er
,
-R
x
A
mp
,
-R
x
D
el
ay
M
a
tr
ix
-A
nal
og:
Mi
x
e
r,
A
m
ps
,
F
ilt
er
(W
M
F
,A
nti
A
lia
s
ing)
-P
R
F
-S
am
pA
D
C
16B
it
,
CFM-
Da
ta
:
"E
V
",
"E
T
",
"EP
"(
8
)
DO
P
-Da
ta
:
"E
P"(
8
)
CF
M
-Da
ta
:
"E
V",
"ET
",
"E
P
"(
8
)
DO
P
-Da
ta
:
"EP
"(
8
)
B
e
am
fo
rm
er
-
C
o
n
fig
u
ra
tio
n
-D
a
ta
:
"E
H_
DA
T
A
"(
1
6
)
"E
H_
A
DR"
(8
)
Mo
t-
S
tr
o
b
e
s
Mo
t-
S
tr
o
b
e
s
S
IN-
CO
S
Po
w
e
re
d