4-80 120 Series Maternal/Fetal Monitor Revision B
2015590-001
Theory of Operation: Isolated Power Supply Board
Table 4-28. Power Connector J1
Pin Number Signal Name Signal Description
1 GNDI Power Ground (earth)
2 GNDI Power Ground (earth)
3 GNDI Power Ground (earth)
4 GNDI Power Ground (earth)
5 GNDI Power Ground (earth)
6 GNDI Power Ground (earth)
7 GNDI Power Ground (earth)
8 GNDI Power Ground (earth)
9 GNDI Power Ground (earth)
10 GNDI Power Ground (earth)
11 GNDI Power Ground (earth)
12 GNDI Power Ground (earth)
13 GNDI Power Ground (earth)
14 GNDI Power Ground (earth)
15 GNDI Power Ground (earth)
16 GNDI Power Ground (earth)
17 GNDI Power Ground (earth)
18 GNDI Power Ground (earth)
19 GNDI Power Ground (earth)
20 GNDI Power Ground (earth)
21 RESET* Sync Clock Disable
22 72KHZ 72 kHz Sync Clock
23 GNDI Power Ground (earth)
24 GNDI Power Ground (earth)
25 +20VDC +20 Vdc Input Voltage
26 +20VDC +20 Vdc Input Voltage
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