if it is anything like the e504 the meter show have screws on the sides. undo those and lift the meter. under it is a place for 2 aa bateries. if you still have the f505 manual look at it for better instructions. it may even say how to darken the readout.

Asked by doug on 02/12/2010 0  Answer

ManualsOnline posted an answer 14 years, 9 months ago

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