Installation
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12/03 AWB-C27-1293GB
Replacing the battery of the MI4 hand-held
왘 Switch off the power supply.
왘 Undo the four screws at the back.
왘 Remove the housing.
왘 Replace the battery (see next page).
왘 Screw the housing back in place.
왘 Switch the power supply back on and check the
battery voltage.
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