Troubleshooting Patient Results - Siemens Rapidlab 1200 Operator's Manual

6-6

Troubleshooting Patient Results

Use this section to identify the symbols that are displayed with results or instead of results
for a parameter.
Table 6-2
Probable Cause
The result for the parameter is
above (-----↑) or below (-----↓)
the reporting range for the
parameter.
NOTE:
these symbols in place of a result.
Table 6-3
Probable Cause
The system detected an atypical
response when measuring the
parameter.
The sensor does not reach a
stable reading within the
predefined time limit.
The sensor signal has excess
noise.
This symbol is displayed next to results on the screen and printed reports, and the system
displays the Interfering Substance message in the event log and on printed reports.
Table 6-4
Probable Cause
The sample contains substances
that may interfere with glucose or
lactate measurement.
Table 6-5
Probable Cause
The parameter was turned off at
the Analysis screen.
The parameter was turned off in
Setup.
02087462 Rev. V
Symbols -----↑ or -----↓
The system displays
Symbol -----?
Symbol #
Missing Results
Rapidlab 1200 Operator's Guide: Troubleshooting
Corrective Action
1. Analyze the sample again, ensuring that the
sample has no bubbles.
Checking for bubbles is especially important
for samples introduced from capillary tubes.
2. Analyze QC samples and verify that the QC
results are within the target ranges.
Corrective Action
Analyze the sample again to verify the result.
For information about D5 No Endpoint, refer to D
Codes‚ page 6-47.
For information about D6 Excessive Noise, refer to
D Codes‚ page 6-47.
Corrective Action
Check the sample source and result, and ascertain
whether the presence of an interfering substance is
likely.
For more information about interfering substances,
refer to Interference Testing‚ page E-6.
Repeated, unexpected occurrences of this message
may indicate sensor failure. Replace the sensor.
Corrective Action
Analyze the sample again, ensuring that the
parameter is turned on at the Analysis screen.
Ensure that the parameter is turned on in System
Setup. Refer to Editing Demographics‚ page 2-25.