LG HX966TZ Service Manual page 28

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 and if connected properly. Refer to OM for connections.
NO
Tighten any loose cables. Make sure the customer has audio
cables connected if using an HDMI to DVI adapter or video-only cables
NO
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
Distorted audio from a TV program on a different channel or
NO
input means there is a problem with the television. If a TV program
does have the audio, the problem may be the BD player, the cables
Audio is fine when the BD is connected to another TV
NO
indicates the problem is with the television. Refer to the owners manual
for assistance with connecting BD to another TV.
Have the customer try another set of cables. A bad cable can
NO
also cause 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 service information.
2-15
(DVI, component, etc).
Make sure the customer has not routed
video and audio to separate inputs.
electronics retailer.
being used, or the TV itself.