GE Corometrics 250cx Series Service Manual page 136

Page
Cleaning
4-5 Clean the monitor exterior.
Clean the monitor interior using a hand-held
vacuum.
4-8 Clean the recorder printhead.
4-8 Clean the UA Strain Gauge.
Clean the monitor accessories (TOCO,
4-6
transducers, cables)
4-5 Clean the monitor accessories (cuffs, hoses)
Calibration
Page
Verify the power supply voltages on the Main
4-50
Board.
Verify the power supply voltages on the Isolated
4-51
Power Supply Board.
5-9 Adjust the printhead.
4-52 Adjust the photosensors on the Recorder Board.
Electrical Safety Test Record
AC Line Voltage
Ground Impedance
Condition
1 Closed
2 Closed
3 Closed
4 Closed
5 Open
6 Open
4-56
Maintenance: Preventative Maintenance Inspection Report
Description
Description
Neutral
Closed
Open
Open
Closed
Closed
Closed
250cx Series Maternal/Fetal Monitor
2036947-001
Complete Max
Complete Max
Nominal ± 10%
<0.1 Ohm
Ground
Normal
Normal
Reversed
Reversed
Normal
Reversed
Actual Pass Fail N/A
Actual Pass Fail N/A
Power (polarity)
Revision C