Please check the following items to change the Dual Sound mode:
- Press HOME to display XMB™ (XrossMediaBar).
- Select Settings.
- Select Sound settings.
- Select Dual Sound menu option to set the sound from the speaker for a stereo or bilingual broadcast.
Stereo/Mono: For stereo broadcasts.
A/B/Mono: For bilingual broadcasts, select A for sound channel 1, B for sound channel 2, or Mono for mono channel, if available.
Note: In the analogue mode, you also can press Audio button on the remote to change the Dual Sound mode. For other equipment connected to the TV, set Dual Sound to Stereo, A, or B.