Welch Allyn RETeval-DR, Directions For Use Manual

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Operating instructions
Turn the RETeval-DR on and off
CAUTION Do not turn off the device while saving data from a patient test.
Turning off the device while saving patient data may delete the data.
1. Press the Power button to turn the device on.
The Initializing screen appears as the device powers on.
2. Press the Power button to turn the device off.
The screen shuts off immediately, but the green power indicator light blinks as the
device cycles off.
Note If you want to turn the device on again, wait a few seconds
after the power indicator light stops blinking.
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