This is a receiver only- it is used with a STS MBS-AA dish positioner

BUTTONS LOCATED ON THE RECEIVER

POWER
ODD/EVEN channel button and an REVERSE/NORMAL button to select the polarity.

KNOBS LOCATED ON THE RECEIVER

TRANSPONDER to changes channels.
FINE TUNE to adjust the picture.
AUDIO TUNE to change the audio frequency.
SKEW to adjust the polarity.