Sound; Channels - Sony KDS-50A2000 Service Manual

Sound

Problem
Good picture, no sound
Audio noise
Cannot gain enough volume
when using a cable box
Sound seems weak or
insufficient
Cannot raise the volume on
external speakers
No audio for HDMI

Channels

Problem
Cannot receive upper channels
(UHF) when using an antenna
Cannot receive any channels
when using cable TV
Cannot receive or select
channels
Some digital cable channels are
not being displayed
Possible Remedies
❏
Press MUTING so that Muting disappears from the screen (see page 24).
❏
Make sure the Speaker option is set to On in the Sound setting (see page 38).
❏
Make sure the MTS option is set to Stereo or Mono (see page 37).
❏
When the HDMI IN input is in use, surround sound, such as AC-3 and DTS,
cannot be input. Change the sound setting for the external input device to Linear
PCM.
❏
Make sure that the antenna is connected using the 75-ohm coaxial cable.
❏
Keep the antenna cable away from other connecting cords.
❏
To avoid TV interference, make sure to use an undamaged antenna cable.
❏
Increase the volume of the cable box using the cable box's remote control. Then
press TV (FUNCTION) once (the TV indicator lights up) and adjust the TV's
volume.
❏
The TV's audio might be set to Auto SAP or Mono, when it might be better set to
Stereo. In the Sound setting (see page 37), set the MTS setting to Stereo. If
already set to Stereo, switch to Mono (which may reduce background noise
during weak stereo broadcasts).
❏
If the Speaker option is set to Off and the Audio Out option is set to Fixed (in
order to output the sound to your audio system), use your audio receiver to adjust
the sound (see page 38). Or, to use the TV remote control, set the Audio Out
option to Variable.
❏
To turn on the TV speakers, set the Speaker option to On (see page 38).
❏
Confirm DVD player, set-top-box audio settings. Select 2 channel LPCM audio.
Possible Remedies
❏
Press ANT to select the VHF/UHF input (see page 22).
❏
Use Auto Program in the Channel setting to add receivable channels that are not
presently in the TV's memory (see page 41).
❏
Use Auto Program in the Channel setting to add receivable channels that are not
presently in the TV's memory (see page 41).
❏
Press ANT to select the CABLE input (see page 22).
❏
Use Auto Program in the Channel setting to add receivable channels that are not
presently in TV memory (see page 41).
❏
Certain cable companies have limitations on the broadcast of digital cable
channels. Check with your cable company for more information.
❏
The digital cable channel may be set to Hidden in the Channel setting (see page
41).
Other Information
57