GE 001C 051D 003A, Руководство по обслуживанию

Страница: 39 / 282

Equipment overview: Theory of operation
2000966-542D Dash 3000/4000/5000 2-19
DAS block diagram with generic Ohmeda SPO2
DE
F
IB
P
R
OT
E
C
T
ION M
ODUL
E
-
- 414639-
002
DUAL
T
E
M
P
/
CA
RD
IA
C
OUT
P
U
T
INV B
P
1
INV B
P
2
SpO
2
NB
P
ETCO
2
11 PI
N
ECG
INP
UT
C
ONNE
C
T
OR
22.1184
MH
z
M
O
TO
R
O
LA
68332
RESET I
C
DUAL
I
NVAS
IV
E
B
P
-
- 801466-
001
NON-
INVAS
IV
E
B
P
-
- 2008654-
001
T
E
M
P
C
H
1 -
- 401788-
004
T
E
M
P
C
H
2 -
- 402100-
004
P
U
L
S
E
-OXI
M
E
T
R
Y -
- 801368-
001
N
B
P CU
FF
PRESSU
RE SEN
SO
R
C
O
2 S
IGNAL
P
R
OC
E
S
S
ING & B
A
R
O
P
R
E
S
S
-
- 801368-
001
C
O
2 I
R
S
OUR
C
E
DR
IV
E
/ HE
AT
E
R
C
ONT
R
O
L
-
- 801370-
001
T
R
ANS
DUCE
R
S
IGNAL
CONDI
T
IONI
NG
H0 H1 H2 H3 H4 H5 H6 H7
HA0
HA1
HA2
HR
D*
HW
R
*
HC
S
*
HOS
T
_
DM
A_
R
E
Q*
+3.3V +3.3V
+5
V
+5
V
+
9
-18V
+
9
-18V
GND GND GND GND GND GND GND GND
S
E
R
IAL
_
DAT
A_
IN
S
E
R
IAL
_
DAT
A_
OUT
NB
P
_
E
NAB
L
E
RESET*
7.3728
MH
z
68HS
C
0
5
RES
P
IRATI
ON
COUP
L
ING CAP
M
UX & A/
D
VRE
F
DC-
DC
CONVE
RT
E
R
S
E
CONDARY
CI
RCUI
T
R
Y
+
12V
-12V
+5
V
+
12V
-12V
+5
.5
V
BA
RO
M
ETRI
C
PRESSU
RE
S
E
NS
OR
(M
OUNT
E
D
ON
801368-
001 H
Y
B
R
ID
)
LD
O
RE
G
+5
V
(T
O DI
GI
TAL
CI
RCU
IT
RY
)
IS
OL
AT
ION BARRI
E
R
IS
OL
AT
ION BARRI
E
R
IS
OL
AT
ION BARRI
E
R
DC-
DC
CONVE
RT
E
R
S
E
CONDARY
CI
RCUI
T
R
Y
DC-
DC
CONVE
RT
E
R
PR
IMA
R
Y
CI
RCUI
T
R
Y
DC-
DC
CONVE
RT
E
R
PR
IMA
R
Y
CI
RCUI
T
R
Y
+
9
-18V
+
9
-18V
38.4 KHz
PS FEED
BA
CK
C
OUP
L
E
R
7
.5
KV S
P
A
R
K
GAP
DIGIT
AL
DAT
A
C
OUP
L
E
R
S
PS FEED
BA
CK
C
OUP
L
E
R
DIGIT
AL
DAT
A
C
OUP
L
E
R
S
TRANSCUTANEOUS
PACE - BLANKING
CONTROL
7
.5
KV S
P
A
R
K
GAP
DAS
_
ID0
DAS
_
ID1
ISOLATION
BARRIER
S
eri
a
l
E
2
PR
O
M
4K x 8
CO
2
CO
NTRO
L
L
OGI
C
FLA
S
H
128K x 16
S
RAM
128K x 8
M
UX & A/
D
VRE
F
R
E
S
P
IR
A
T
ION DE
M
ODUL
AT
OR
-
- 400871-
004
R
E
S
P
IR
A
T
ION C
A
R
R
IE
R
-
- 400870-
001
E
C
G
PR
E
A
M
P
(I,II,III,V
/V
1) -- 400869-004
E
C
G P
R
E
A
M
P
I
I (
V
2-
V6)
-
- 401790-
001
PA
C
E
D
ETEC
T (I,II,III,
V
/V
1
,V
2-
V
6
)--
800982-001
FIN
A
L
A
M
P (I,II,III,V
/V
1) -- 401787-001
F
INAL
AM
P
(
V
2-
V6)
-
- 401787-
001
PA
C
E
R
E
JE
C
T
(I,II,III,V
/V
1) -- 2007009-001
P
A
C
E
R
E
JE
C
T
(
V
2-
V6)
-
- 401786-
001
G
E
NERAL
PURPO
SE
8-B
IT
HO
ST
IN
T
E
R
F
A
C
E
+
9
-18V
+
9
-18V
AC
Q_
T
IM
E
R
_
IR
Q*
PWR_EN
A
B
LE*
T
C
_
P
AC
E
R
_
B
L
ANK*
NBP
IN
T
E
R
F
A
C
E
T
O
PUM
P,
VAL
VES &
O
VERPRESSURE
T
R
ANSDUCER
+V_
P
UMP
PU
MP_D
RV
+1
2
V
_
VAL
VE
GND
VAL
VE
1
_
D
R
V
VAL
VE
0
_
D
R
V
+5
V
PRESSU
RE
NBP
IN
TER
FA
C
E
AS
IC
528B