Figure 45: Real-Time Printout - Nellcor OxiMax N-550B Service Manual

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Data Port Interface Protocol
Real-Time Printout
Column Heading
100
When a real-time printout is being transmitted, a new line of data is printed
every two seconds. Every 25
Heading line will also be printed any time a value in the Column Heading line
is changed. A real-time printout is shown in Figure 45.
Note: Printouts are available only if the N-550B is running on AC power.

Figure 45: Real-Time Printout

To explain the printout, it will be necessary to break it down to its key
components. The first three lines of the chart are the Column Heading shown
th
above. Every 25
line will be a Column Heading. A Column Heading is also
printed whenever a value of the Column Heading is changed. There are three
Column Heading lines shown in Figure 45. Using the top row as the starting
point there are 25 lines before the second Column Heading is printed. The
third Column Heading was printed because the SpO
85-100% to 80-100%.
th
line will be a Column Heading line. A Column
2
limits changed from

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