HoMedics BM-SV100H Manuel D'instructions page 7

HEAT BUTTON:
This massage cushion is equipped with heat in the Shiatsu
massage nodes. For soothing heat, when massage is on, simply
press the heat button and the corresponding red L.E.D. light
will illuminate. To deselect, press the button again and the
corresponding L.E.D. light will turn off. For your safety, heat
cannot be turned on if no massage program is selected.
BACK MASSAGE ZONES:
You can select Full, Upper, or Lower back massage. To select a
zone, simply press the button and the L.E.D. will illuminate. To
deselect, press the button again or select a different zone.
VIBRATION ZONES:
Select a vibration zone to enjoy vibration massage in the neck,
legs, hips, or calves.
NOTE: The moving massage mechanism always "parks" or finishes in
its lowest position. It continues to this position after the power has
been turned off. If the electrical supply is interrupted, when power is
restored, the mechanism will"park" or move to its lowest position.
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