Sony DVP-NS755V Operating Instructions Manual page 24

This connection will use your TV speakers for sound.
l
d (supplied)
to LINE OUT L/R
(AUDIO) 1 or 2
l
@ Hint
When connecting to a monaural TV, use a stereo-
mono conversion cord (not supplied). Connect the
LINE OUT L/R (AUDIO) l/2 jacks to the TV's
audio input jack.