Universal Remote Control DMS-AV TPS2000 Owner's Manual page 38

A.L.C (Auto Volume Level Control)
This mode automatically equalizes playback sound level if each sound level
varies with the music source recorded in a portable audio player.
Note
The sound from each channel can be reproduced according to the
surround modes as follows:
(*) : Depending on the subwoofer setting, the sound from the
subwoofer channel may be reproduced.
Depending on the speaker setting and the number of the encoded
channels, etc., the sound from the corresponding channels cannot be
reproduced.
DMS-AV H T
OME
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HEATER MPLIFIER