Revision B
120 Series Maternal/Fetal Monitor
4-9
2015590-001
Theory of Operation: Main Motherboard
29
A5B
Output
Buffered Address Line
30
A7B
Output
Buffered Address Line
31
GND
Output
+5 Volt Power Ground Return
32
A9B
Output
Buffered Address Line
33
A11B
Output
Buffered Address Line
34
A13B
Output
Buffered Address Line
35
A15B
Output
Buffered Address Line
36
SP2B/
Output
Spare Chip Select Line
37
SP4B/
Output
Spare Chip Select Line
38
+5V
Output
+5 Volt Logic Supply
39
UDSB/
Output
Buffered Upper Data Strobe
40
+5V
Output
+5 Volt Logic Supply
41
GNDI
Output
20 V Ground
42
GNDI
Output
20 V Ground
43
IRQ6/
Input
Processor Interrupt Line
44
+20I
Output
+20 Volt Supply
45
+20I
Output
+20 Volt Supply
46
GND
Output
Digital Ground
47
GND
Output
Digital Ground
48
GND
Output
Digital Ground
49
GNDEL
Output
Ground Return
50
GNDEL
Output
Digital Ground
51
RXDC
Input
Main Bd. RXD Line for MSpO
2
Module
52
TXDB
Output
Main Bd. TXD Line for FSpO
2
Module
53
TXDC
Output
Main Bd TXD Line for MSpO
2
Module
54
RTSC
Output
Main Bd. RTS Line for MSpO
2
Module
55
RXDB
Input
Main Bd. RXD Line for FSpO
2
Module
56
+15us
Output
+15 Volts for Ultrasound
57
AGND
Output
Analog Ground
58
+15v
Output
+15 Volts Analog Supply
Table 4-5. DSP Board Connector J7 (Continued)
Pin Number
Signal Name
Signal Type
(Relative To Main
Motherboard)
Signal Description
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Страница 6: ...ii CE MARKING INFORMATION 0459 For Your Notes ...
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Страница 404: ...A 6 120 Series Maternal Fetal Monitor Revision B 2015590 001 Factory Defaults Table of Defaults For your notes ...
Страница 409: ...Revision B 120 Series Maternal Fetal Monitor C 1 2015590 001 Appendix C Drawings C ...
Страница 410: ...C 2 120 Series Maternal Fetal Monitor Revision B 2015590 001 Drawings For your notes ...
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