The returned device was evaluated.During evaluation the unit turned on using battery power.The device was able to obtain measurements, and alarmed visually under alarm conditions; however no tones were emitted from the device during button press, power on, or alarm conditions.Internal inspection indicated a speaker wire had broken off one of the speaker terminals.Additionally, the speaker had failed with an open coil continuity.The speaker wire was reconnected, and the speaker was replaced and the device functioned as designed.A service history record review reveals that this unit was in the field for over two (2) years with no previous reported issues related to this reported event.Initial reporter zip code exceeded maximum allowable digits, zip code is as follows: (b)(6).
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