LG BH5140S Service Manual page 30

DIGITAL DISPLAY & MEDIA TRAINING MASTER
4-2. Distorted Audio
The audio sounds muffled, scratchy, or the audio skips.
What cables is the customer
using to connect the DVD?
YES
Is the customer able to see
video?
YES
Does issue occur on more than
one disc?
YES
Problem occur when watching TV
program?
YES
Does the problem occur when
DVD is connected to another TV?
YES
Has the customer tried another
set of cables?
Determine what cables the customer is using to connect the BD to the TV
NO
and if connected properly. Refer to OM for connections. Tighten any loose
cables. Make sure the customer has audio cables connected if using an
HDMI to DVI adapter or video-only cables (DVI, component, etc).
NO
Make sure the customer has not routed video and audio to separate
Problem occurring on one disc indicates a problem with the disc.
NO
Problem occurring on multiple discs could indicate a lens cleaner is
needed. The customer can purchase a lens cleaner at any electronics
Distorted audio from a TV program on a different channel or input means
NO
there is a problem with the television. If a TV program does have the
audio, the problem may be BD-HTS, the cables being used, or the TV
Audio is fine when the BD is connected to another TV indicates the
NO
problem is with the television. Refer to the owners manual for assistance
Have the customer try another set of cables. A bad cable can also cause
NO
audio problems. Test the cable with another device to the TV to also
determine if the TV is bad. If BD is problem, please see service chart for
2-15
inputs.
retailer.
itself.
with connecting BD to another TV.
service information.