Sony BRAVIA DMX-NV1 - Manual (Page 26)

Getting Started
26
3 The receiver is ready.
For horizontal stand-alone use
1 Take the Mounting Knobs and hand twist into place as shown.
Do not over tighten the Mounting Knobs.
2 Thread the bottom Mounting Knob through the bottom hole on the
bracket. (The bracket should not be attached to the back of TV for this
type of use.) The top Mounting Knob should be sitting on the groove.
OUT
LAN DC IN 9V