GE b30, Technical Reference Manual

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B30 Patient Monitor
3-30
Document no
.
2044677-001
Service - Frame (Password 26-23-8)
Network- Ethernet
Check that the service menu counters for the received (‘In’) and transmitted (‘Out’) data
are updated frequently.
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3. Data error counters
Check that the counters for data errors (‘BER’, ‘CRC’, ‘Frame’, ‘Transm.’) are stable.
NOTE: The counters may show values higher than 0, however, if any of the values is
increasing continuously, it indicates a problem.
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4. Hardware error counters
Check that the counters for hardware errors (‘Intern.’, ‘Missed’, ‘FIFO’, ‘Overrun’) show all 0.
If any of the counters show a value higher than 0, replace the network board.
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5. Disconnection recognition
Disconnect the CAT-5 cable from the monitor. Check that the message ‘Network down:
appears in the message field within 30 seconds. When the message appears, the service
menu values are no longer updated.
Reconnect the CAT-5 cable and check that the monitor connects to the Datex-Ohmeda
Network again.
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6. ID-plug recognition
Switch the monitor to standby. Disconnect the Identification plug from the monitor.
Switch the monitor back on and check that the message ‘Check network connectors’
appears in the message field.
Reconnect the Identification plug and check that the monitor connects to the
Datex-Ohmeda Network.
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4.2.16 General test
1. Storing trend data
Check that the monitor is capable of storing the trend information and temporary
settings in a short (max. 15 minutes) standby situation .
Press the membrane key
Pt.Data & Trends
--> Trends . Check that there is trend
information available for the monitored parameters.
Switch the monitor to standby and disconnect the power cord. Wait for two minutes, then
reconnect the power cord and switch the monitor back on.
Check that the trend information is still available.
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