See also:

Battery Replacement
To change the batteries on the headphones: 1. Turn the screw to loosen the battery door located on the left side of the headphones. Slide the battery door open. 2. Replace the two batteries in the ...

Consistency of Readings
Always check the fluid level at least twice using the procedures described. Consistency (repeatable readings) is important to maintaining proper fluid level. If fluid is added, it may take 15 minu ...

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