Datascope Accutorr Plus Service Manual page 67

Accutorr Plus with Masimo SpO2 or without SpO2
Notes:
1. Detailed functional descriptions
are found in the Theory of Operations section
2. Functional blocks with dashed outlines are optional
features. (---)
3. Shaded blocks are considered
"black box" devices
Recorder
circuit board
0670-00-0583
Interconnect Diagram
+12 V
Rtn. Switched
N/C
Electro luminescent
100 VAC
CAPTIVE CABLE
panel lite
100 VAC
return
LCD Display
Module
0160-00-0034
CAPTIVE CABLE
CPU / LED Board
0670-00-0650-03 for units with SpO2
0670-00-0650-04 for units Without SpO2
External Communication
Circuit board
KEYPADS:
0670-00-0661-01
Units with Trend display, but
No SpO2: 0331-00-0102
Units with Trend display, and
Masimo SpO2: 0331-00-0108
Units without Trend display,
J7
and No SpO2: 0331-00-0104
J4
DC Power Supply
+12 V Filt 0014-00-0184 (SLA)
P Gnd
OR
Pump Rtn
+12 V Nfilt
0014-00-0225 (Li-Ion)
NIBP Board
LCD lite Off
P Gnd
0670-00-0584-02
+12 V
9 7
9 7
Masimo SpO2
interface board
0670-00-0716
GRAPHIC OVERLAYS: J 2
0012-00-1338
0330-00-0026-XX
Masimo
0330-00-0027-XX
SpO2 Circuit
Board MS-3
0330-00-0025-XX
0671-00-0163
J6
7
1 4 5 9 10 11
1 4 5 7 9 10 11
Masimo SpO2 sensor
receptacle Front Panel
0012-00-1344
All other pins N/C
10.8 V Battery
Lithium - Ion
+
0146-00-0069
OR
J4
OR 3 2
1 2 3
+
AC Gnd
AC Neut
0146-00-0043
AC Hot
Tone Processor Board
0670-00-1134
5 4
19,20 15,16 11,12 7,8 5,6 3,41,2
13,14
17,18 9,10
5 4
19,20 15,16 11,12 7,8 5,6 3,4 1,2 19,20 15,16 11,12
17,18 13,14 9,10 17,18 13,14 9,10
Reed Sw.
_
Temp. Probe receptacle
0012-00-0953 WITH 9 V battery or
0012-00-1335 WITHOUT 9 V battery
Accutorr Plus with Masimo
SpO and without SpO
2
Block Diagram
Revised 12/20/00
Speaker
Tone Processor Board
shown but not used in
all versions
7,8 5,6 3,41,2
_
Battery shown but
used in all versions
2
2-5