Reference; Battery Operation; Battery Low Warning; Battery Failure - Welch Allyn 53000 Directions For Use Manual

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Reference

Battery Operation

Battery Low Warning

When the battery charge is low, a warning tone sounds and the Low Battery indicator
flashes continuously. From the time
remaining to perform at least one of the following over the next hour:
•
•
•
•
To avoid a shutdown of the monitor due to battery failure, plug in and connect the AC
power adapter.

Battery Failure

If the monitor continues to run on battery power after
eventually fails. Battery failure is indicated by the following:
•
•
•
•
•
20 NIBP cycles
30 minutes of SpO monitoring
2
20 predictive temperature determinations
a single printing of 99 stored data sets
flashes continuously.
A short tone repeats continuously. Pressing
The message LOW BATTERY is displayed in the message window.
An error code is displayed in the systolic window (SYS) for 10 seconds, and then
all monitor displays are blanked.
An error signal—2 short tones—sounds once.
comes on, the battery has enough charge
comes on, the battery
does not suppress this tone.
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