GE Corometrics 170 Series Service Manual page 70

Pin #
1
2
3
4
5
6
7
8
9
10
11
12
Figure 5-7. US/FECG Combi-Connector (facing the front panel from the outside)
5-10
Theory of Operation: Functional Overview
Table 5-11. Ultrasound/FECG Combi-Connector (Model 174)
Signal Name
NC
FECGEN*
ISOGND
XMIT/RCV SHIELD
XMIT/RCV
LA
RA
SHIELD
NC
NC
U/S ENABLE*
RL
* Active low.
8 7
12 6
8
7
6
170 Series Monitor
2000947-004
Signal Description
No Connection
Enable for FECG Channel
Isolated Ground
Shield for Transmit/Receive (isolated ground)
Transmit/Receive (isolated ground)
Left Arm
Right Arm
Shield (isolated ground)
No Connection
No Connection
Enable for Ultrasound Channel
Right Leg
9 1 3 2
5 11 10
4
1
2
9
10
3
12
11
4
5
Revision C