Sony DAV-DX150 Manual

could affect picture quality. If you still experience
problems even when you connect your system
directly to your TV, try connecting your system to
your TV’s S video input (page 19, 24).

Even though you set the aspect ratio in [TV
TYPE] of [SCREEN SETUP], the picture does
not fill the screen.

• The aspect ratio on the disc is fixed.

Sound

There is no sound.

• The speaker cord is not connected securely.

• Press MUTING on the remote if “MUTING ON”

is displayed in the front panel display.

• The system is in pause mode or in Slow-motion

Play mode. Press H to return to normal play
mode.

• Fast forward or fast reverse is performed. Press

H to return to normal play mode.

• Check the speaker settings (page 77).

The left and right sounds are unbalanced or
reversed.

• Check that the speakers and components are

connected correctly and securely.

There is no sound from the subwoofer.

• Check the speaker connections and settings

(page 14, 77).

• Set the sound field to “AUTO FORMAT DIRECT

AUTO” (page 56).

Severe hum or noise is heard.

• Check that the speakers and components are

connected securely.

• Check that the connecting cords are away from a

transformer or motor, and at least 3 meters (10 ft)
away from your TV set or a fluorescent light.

• Move your TV away from the audio components.

• The plugs and jacks are dirty. Wipe them with a

cloth slightly moistened with alcohol.

• Clean the disc.

The sound loses stereo effect when you play a
VIDEO CD, a CD, or an MP3.

• Set [AUDIO] to [STEREO] by pressing AUDIO

(page 54).

• Make sure the system is connected properly.

The surround effect is difficult to hear when
you are playing a Dolby Digital, DTS, or MPEG
audio sound track.

• Make sure the sound field function is on

(page 56)

• Check the speaker connections and settings (page

14 , 77).

• Depending on the DVD, the output signal may not

be the entire 5.1 channel. It may be monaural or
stereo even if the sound track is recorded in Dolby
Digital or MPEG audio format.

The sound comes from the center speaker
only.

• Depending on the disc, the sound may come from

the center speaker only.

No sound is heard from the center speaker.

• Check the speaker connections and settings.

• Make sure the sound field function is on

(page 56)

• Depending on the source, the effect of the center

speaker may be less noticeable.

No sound or only a very low-level sound is
heard from the surround speakers.

• Check the speaker connections and settings.

• Make sure the sound field function is on

(page 56)

• Depending on the source, the effect of the

surround speakers may be less noticeable.

Operation

Radio stations cannot be tuned in.

• Check that the antenna (aerial) is connected

securely. Adjust the antenna (aerial) or connect an
external antenna (aerial) if necessary.

• The signal strength of the stations is too weak

(when tuning in with automatic tuning). Use direct
tuning.

• No stations have been preset or the preset stations

have been cleared (when tuning by scanning
preset stations). Preset the stations (page 68).

• Press DISPLAY so that the frequency appears in

the front panel display.

The remote does not function.

• There are obstacles between the remote and the

system.

• The distance between the remote and the system is

too far.

• The remote is not pointed at the remote sensor on

the system.

• The batteries in the remote are weak.

The disc does not play.

• There is no disc inserted.

• The disc is upside down.

Insert the disc with the playback side facing down.

• The disc is skewed on the disc tray.

• The system cannot play CD-ROMs, etc. (page 7).

• The region code on the DVD does not match the

system.

• Moisture has condensed inside the system and

may cause damage to the lenses. Remove the disc