GE Medical Systems Dash 3000, Руководство по обслуживанию

Страница: 72 / 232

MAINTENANCE: Checkout Procedures
4-22 Dash 3000/4000 Patient Monitor Revision B
2000966-105
9. Disable pacemaker pulse detection on the monitor and return the
simulator to these conditions:
• Heart rate – 80 bpm,
• Heart rate amplitude – 1.0 mV,
• 5-lead ECG patient cable properly attached.
10. Select ECG lead II to view in the top trace position on the monitor
display.
11. Disconnect the RA leadwire from the patient simulator.
12. Observe that:
• a RA FAIL message appears on the display, and
• lead III automatically displays in place of lead II in the top trace
position.
13. Reconnect the RA leadwire to the patient simulator.
14. Inject a 1-millivolt calibration signal using the patient simulator and
start a manual graph.
15. Observe that the calibration pulse properly displays and graphs.
16. This completes the 5 Lead ECG test. Continue to the next steps of
these checkout procedures.
12SL and ACI-TIPI ECG
Test Perform this test if your monitor uses the 12SL ACI-TIPI ECG option.
1. Set up the patient simulator as follows:.
•
Heart rate – 80 bpm.
• Heart rate amplitude – 1.0 mV.
• 12SL ECG patient cable (5-leads with V leads) properly attached.
• 2x gain for MARQI or MARQII simulator.
2. Select ECG from the monitor menu. Then, select 12 Lead ECG
Analysis.
3. Verify that the monitor is displaying 10 noise-free leads.
4. Select 12LD ECG Now. Wait for the monitor to acquire and analyze
the data.
5. Select Transmit-Print.
6. Verify the 12SL ECG prints at the graph location assigned in the
monitor’s Graph Setup -->12SL Graph Location.
• If there is no graph location is assigned, an error message
appears on the bottom of the monitor’s display.
016A