Introduction
A cracked or dirty cover shield can be the cause of many recording problems for the Sony ECM-MS907 microphone. This guide will go over a short examination of the cover shield.
Tools
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Using the Phillips head (#00) screwdriver, remove the two screws at the bottom base of the diaphragm.
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Separate the top outer cover from the bottom base of the microphone to reveal the cover shield.
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Underneath the top outer cover is the partially welded cover shield, which protects the inner receiver of the microphone from dust.
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Examine the cover shield thoroughly for any dirt or cracks.
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Conclusion
To reassemble your device, follow these instructions in reverse order.