User's Manual

GE866-DUAL Hardware User Guide
1VV0301051 Rev. 2 – 2014-04-07 7
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Reserved. Page 33 of 82
Mod. 0805 2011-07 Rev.2
• The placement of the power supply on the board should be
done in such a way to guarantee that the high current return
paths in the ground plane are not overlapped to any noise
sensitive circuitry as the microphone amplifier/buffer or
earphone amplifier.
• The power supply input cables should be kept separate from
noise sensitive lines such as microphone/earphone cables.