AudioBahn Universal Mount DVD Player AVDVD1P - Manual (Page 51)

Troubleshooting
50
No sound
Aren't you playing with the unit in slow or "Scanning
each scene" mode.
(You can not listen sound at changing speed mode).
Check if it is connected and it is set up properly.
Check if disc is inserted upside down?
(Insert disc label facingup.)
Is disc damaged severely? (Clean the disc.)
Initial setting up may operate differently depending
on DVD disc.
DVD disc is recorded by the condition of
manufacturing as 16:9 Wide, 4:3 movie, 4:3
magnified screen. 16:9 wide disc is enjoyed at 16:9
wide mode, 4:3 movie mode, 4:3 magnified screen
mode. 4:3 disc is always enjoyed at 4:3 screen.
Check the case of DVD disc, and select the function
adequate to operation. For reference, 4:3 standard
disc is not enjoyed at wide screen mode.
You can enjoy Dolby Digital 5.1 channel
stereophonic sound by connecting to a Dolby Digital
exclusive Amplifier, and playing DVD disc recorded
in Dolby Digital 5.1 CH.
Audio language and Subtitles operate in DVD disc
recorded in such language.
You can change Angles on screen with disc
recorded by Camera Angle only when " " mark
is present on the screen.
DVD player does not work as it is set up
initially.
Screen ratio is not selected.
The Dolby Digital 5.1 channel stereophonic
sound does not operate.
Audio language and Subtitles which are
chosen does not operate.
Camera Angles does not operate in disc play