GE Corometrics 126, Service Manual

Page: 101 / 440

Revision B 120 Series Maternal/Fetal Monitor 4-43
2015590-001
Theory of Operation: Communications Board
Table 4-20. 340 Series Telemetry Connector J2
Pin Number Signal Name
Signal type
(Relative to
Communications Board)
Signal Description
1 TMARK* Input Telemetry Mark Line—Active Low
2 TELPR* Input Telemetry Present—Active Low
3 TFECGEN* Input Telemetry FECG Enable—Active Low
4 TMECG Input Telemetry MECG
5 TECG Input Telemetry ECG Analog
6 TTOCO Input Telemetry TOCO Analog
7 AGND Output Analog Ground
8 TELMAUDIO Input Telemetry Audio
9 DGND Output Digital Ground
10 TMECGEN* Input Telemetry MECG Enable—Active Low
11 TTOCOEN* Input Telemetry TOCO Enable—Active Low
12 TUSEN* Input Telemetry US Enable—Active Low
13 TIUPEN* Input Telemetry IUP Enable—Active Low
14 TLEADOFF* Input Telemetry Leads Off—Active Low
15 No Connection — —