Sony VGN-A140P - Manual (Page 167)

2. Connect a second TV coaxial cable (optional) to the Out jack on your STB unit. Connect the other end to the
VHF/UHF port on the rear of your TV monitor or display.
3. Connect one end of a stereo A/V dubbing cable with triple RCA jacks (optional), to the Video Out and Audio-OUT
(L/R) jacks on the back panel of your STB unit, matching the plug and jack colors.
4. Connect the other RCA jacks of the stereo A/V dubbing cable into the Composite Audio-R (IN), Composite Audio-L
(IN), and Composite Video (IN) jacks on the port replicator, matching the plug and jack colors.
To connect in STB m ode (Option 2)
Page 167