Asus Audio Card Xonar D2 - Manual (Page 69)

63 ASUS Xonar D2
6. Check if the levels shown in the Adjusting level window are OK (the level
meter will be green).
7. If the recording volume level is not enough, check and make the WAVE and
Master volume have been at the maximum level; Instead, if the recording
volume level is too high, lower the WAVE and Master volume gradually until
the level is ok.
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