Revision C 250cx Series Maternal/Fetal Monitor 3-17
2036946-001
Controls, Indicators, and Connectors: Rear Panel Description
E
J102 Central Systems
Connector
Connector for analog central station system
interface.
F
J112 External VGA
Connector
Connector for external VGA display. Use of
recommended GE external display will allow
monitor front panel display video to be replicated
remotely.
G
Speaker The rear panel speaker emits an audible tone for
heart rates, MSpO
2
pulse with %O2-dependent
pitch, and alarms. It also provides the sound for the
song player feature.
H
J109, J110, and J111
RS-232C
Communications
Connectors
Three serial RJ-11 connectors are provided for
interfacing to peripheral equipment. Contact your
GE Service Representative for more information.
I
ECG Out Connector External recorder receptacle for MECG signals.
The standard output level is 1 V/mV.
J
Fetal Acoustic
Stimulator Connector
Receptacle for Corometrics Model 146 Fetal
Acoustic Stimulator (FAST). A musical note symbol
prints on the strip chart paper each time the Model
146 is used:
K
Remote Event Marker
Connector
Receptacle for the Corometrics Remote Event
Marker. When activated, one of the following marks
prints on the strip chart paper:
The event marker is commonly used to record
an “event”:
The fetal movement marker (default setting) is
commonly used as an indication that the mother
has perceived fetal movement:
Refer to the “Coro 250/250cx Series Monitor
Service Manual” for more information.
L
Equipotential Lug A binding post terminal is directly connected to the
chassis for use as an equipotentiality connection.
250cx Series Rear Panel (Standard and Optional Features)
Name Description
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