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Revision C 250cx Series Maternal/Fetal Monitor 3-7

2036947-001

Installation: J112 (External Display Connector)

Attaching the Power Cord

3. Turn the monitor’s power on. The green indicator light, located near the upper

left-hand corner of the Light button, illuminates and a series of tones are heard,

indicating that the monitor has been turned on.

J112 (External Display Connector)

This 15-pin sub-D connector is designed for interfacing to an external video display.

Only connect external displays approved by GE Medical Systems Information

Technologies.

Self-Test Routine

The 250cx Series Monitor contains a self-test routine which checks the calibration

and internal circuitry of the monitor. Initiate the self-test routine at the beginning of

each monitoring session to print the results on the patient’s strip chart.

NOTE: To stop a self-test routine that

is in progress, press the Test button or

open the recorder door.

1. Press the Test button.

2. Refer to Table 7 and ensure the test results are produced as expected. At the

successful completion of the self-test routine, the monitor is ready for use.

Table 7. Monitor Self-Test Routines

Test Routine Description

Display Test All display pixels extinguish for 1 second and then all illuminate for 1 second. Afterwards, a horizontal

line (red) moves across the screen (blue) from top to bottom, followed by a vertical line (red) moving

from left to right across the screen (green).

Lamp Test The yellow Record indicator illuminates.

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