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C. Replacing the Battery
When the Meter is under battery operated siutation,
battery cannot be re-charged.
Make sure the test leads are disconnected from the
circuit being tested before opening the case bottom.
Warning
To avoid false readings, which could lead to possible
electric shock or personal injury, replace the battery
as soon as the battery indicator “
” appears
when the Meter is under battery operated siutation.
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Model DM-442B: OPERATING MANUAL
www.calcert.com
1.800.544.2843
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