SE-3&SE-300 Series Electrocardiograph User Manual Switching Off the Electrocardiograph
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Chapter 9 Switching Off the Electrocardiograph
When the built-in battery is used, press the ON/OFF key directly to turn off the unit.
When the mains supply is used, press the ON/OFF key, and then press the mains switch on the
left side of the unit. Pull out the plug from the outlet.
NOTE: When switching off the device, please follow the above sequence strictly, or else
there will be something wrong on the screen.