GE Corometrics 250cx Series, Service Manual, Page: 84 / 252

4-4 250cx Series Maternal/Fetal Monitor Revision C
2036947-001
Maintenance: Maintenance Schedule
Visual Inspection
The monitor and its components should be carefully inspected prior to installation,
once every 12 months thereafter and each time the equipment is serviced.
„ Carefully inspect the equipment for physical damage to the case, the display
screen, and the keypad. Do not use the monitor if damage is determined. Refer
damaged equipment to qualified service personnel.
„
Inspect all external connections for loose connectors or frayed cables. Have any
damaged connectors or cables replaced by qualified service personnel.
„ Inspect the display face for marks, scratches, or other damage. Physical damage
to a flat panel display glass may pose an implosion hazard. Have the flat panel
display replaced by qualified service personnel if necessary.
„
Safety labels and inscription on the device are clearly legible.
NOTE:
If an accessory is not listed, consult the manufacturer’s instructions.
MSpO
2
Measure voltage
breakdown as needed
US Measure voltage
breakdown as needed
US2 Measure voltage
breakdown as needed
Mains to Chassis using DC voltage for 1 min. hi-pot voltage tester
2.121 kVdc as needed
Display Check Verify DSP board
operation, remove,
replace, upgrade as needed
Trimline TOCO Calibration as needed
Nautilus TOCO Calibration as needed
MSpO
2
Calibration automatic
Diagnostic Control Screen as needed
J102 Analog DAC Static Test as needed
RS-232C Connector Loopback Test as needed
Maintenance Item Maintenance Action Maintenance Frequency
Self-Test
Frequency