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32 Maintenance and Troubleshooting Maintenance Task and Test Schedule
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4
Inspect the patient cables, leads and their strain reliefs for general condition. Make sure there are
no breaks in the insulation. Make sure that the connectors are properly engaged at each end to
prevent rotation or other strain.
5 Apply the transducer or electrodes to the patient, and with the monitor switched on, flex the
patient cables near each end to make sure that there are no intermittent faults.
Maintenance Task and Test Schedule
The following tasks are for Philips-qualified service professionals only. All maintenance tasks and
performance tests are documented in detail in the service documentation supplied on the monitor
documentation CD.
Ensure that these tasks are carried out as indicated by the monitor’s maintenance schedule, or as
specified by local laws. Contact a Philips-qualified service provider if your monitor needs a safety or
performance test. Clean and disinfect equipment to decontaminate it before testing or maintaining it.
Maintenance and Test Schedule Frequency
Monitor Tests
Safety checks. Selected tests on the basis
of IEC 60601-1
At least once every two years, or as needed, after any repairs
where the power supply is removed or replaced, or if the
monitor has been dropped.
Monitor Maintenance
Check ECG synchronization of the
monitor and defibrillator (only if
hospital protocol requires use of
monitor during defibrillation)
At least once every two years, or as needed.
Replace backlight
(integrated displays only)
25,000 - 30,000 hours (about three years) of continuous usage,
or as needed.
Measurement Server and Module Tests
Performance assurance for all
measurements not listed below.
At least once every two years, or if you suspect the measurement
values are incorrect.
Measurement Server and Module Maintenance
NBP calibration At least once every two years, or as specified by local laws.
Microstream CO
2
calibration and
performance test
At least once a year or after 4000 operating hours.
Mainstream and sidestream CO
2
calibration check (M3014A)
At least once a year, or if you suspect the measurement values are
incorrect.
Battery Maintenance
Battery See the section on Maintaining Batteries