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GE Corometrics 250cx Series Service Manual

GE Corometrics 250cx Series
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5-24 250cx Series Maternal/Fetal Monitor Revision C
2036947-001
Troubleshooting: FAQs
How do I enable or change alarm volume
settings for Non-Invasive Blood Pressure?
1. Rotate the Trim Knob to highlight the field for NIBP. (This field is slightly above
center, on the left side of the display.)
2. Once the NIBP field is highlighted, press the Trim Knob. The display changes to
show the NIBP Setup screen.
3. Now rotate the Trim Knob to select (highlight) the Volume: setting which is located
immediately to the right. The setting is in the range of 1 to 9.
4. Once the Volume: setting is highlighted, press the Trim Knob again. The current
setting displays in blinking inverse video, and an audio tone, indicative of the alarm
volume, is emitted from the speaker.
5. Now rotate the Trim Knob to change the current setting as desired. Each time you
change a setting, an audio tone, indicative of the alarm volume, will be emitted from
the speaker.
6. Once you set the desired alarm value, press the Trim Knob to confirm your selection.
The current value setting stops blinking. A final audio tone, indicative of the alarm
volume, is emitted from the speaker.
7. To exit the Service mode, follow the instructions at the top of Page 16.
How do I enable or change alarm volume
settings for MHR/P (Maternal Pulse)?
1. Rotate the Trim Knob to highlight the field for MHR/P. (This field is located
approximately in the center of the display, and may indicate MECG, Pulse or INOP,
depending on the settings that are currently enabled.
2. Once the MHR/P field is highlighted, press the Trim Knob. The display changes to
show the MHR/P Setup screen.
3. Now rotate the Trim Knob to select (highlight) the Alarm Volume: setting located
immediately to the right. The setting is in the range of 1 to 9.
4. Once the Alarm Volume: setting is highlighted, press the Trim Knob again. The
current setting displays in blinking inverse video, and an audio tone, indicative of the
alarm volume, is emitted from the speaker.
5. Now rotate the Trim Knob to change the current setting as desired. With each setting
change, an audio tone, indicative of the alarm volume, will be emitted from the
speaker.
6. Once you set the desired alarm value, press the Trim Knob to confirm your selection.
The current value setting stops blinking. A final audio tone, indicative of the alarm
volume, is emitted from the speaker.
7. To exit the Service mode, follow the instructions at the top of Page 16.
How do I enable or change alarm volume
settings for Maternal Blood Oxygen
Saturation (MSpO
2
)?
1. Rotate the Trim Knob to highlight the field for MSpO
2
. (This field is located slightly
above center, on the right side of the display.)
2. Once the MSpO
2
field is highlighted, press the Trim Knob. The display changes to
show the MSpO
2
Setup screen.
3. Now rotate the Trim Knob to select (highlight) the Alarm Volume: setting which is
located immediately to the right. The setting is in the range of 1 to 9.
4. Once the Alarm Volume: setting is highlighted, press the Trim Knob again. The
current setting displays in blinking inverse video, and an audio tone, indicative of the
alarm volume, is emitted from the speaker.
5. Now rotate the Trim Knob to change the current setting as desired. With each setting
change, an audio tone, indicative of the alarm volume, will be emitted from the
speaker.
6. Once you set the desired alarm value, press the Trim Knob to confirm your selection.
The current value setting stops blinking. A final audio tone, indicative of the alarm
volume, is emitted from the speaker.
7. To exit the Service mode, follow the instructions at the top of Page 16.
Question Answer

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GE Corometrics 250cx Series Specifications

General IconGeneral
TypeFetal Monitor
Model250cx Series
ManufacturerGE Healthcare
Fetal Heart Rate MonitoringYes
Ultrasound Frequency1 MHz
Recorder Speed1, 2, 3 cm/min
Maternal ParametersECG, NIBP, SpO2
FHR Range30-240 bpm
TOCO Range0-100
ConnectivityRS-232
Power SourceAC Power
DisplayColor LCD

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