LG BH5140S Service Manual page 24

DIGITAL DISPLAY & MEDIA TRAINING MASTER
2-3. Snowy Screen
A snowy picture is when black and white dots are all over the screen.
Does the BD on-screen menu
appear?
YES
What cables is the customer
using to connect the BD?
YES
Is the TV set to the correct input?
YES
Is the customer able to watch TV
programming?
YES
Can the customer connect the
BD to another TV?
YES
Has the customer tried another
set of cables?
Make sure the customer did not select 480i resolution in the menu of
NO
BD-HTS if using HDMI connections. Change resolution on upconversion
BD-HTS by pushing the resolution button of the remote controller. HDMI
Determine what cables the customer is using to connect the BD to the TV
and if connected properly. Refer to OM for connections. Tighten any
NO
loose cables. Make sure the customer is not connecting a BD to VCR or
BD to DVD Recorder. Copy protection can distort the picture on older
Make sure the TV is on the correct input. Turn TV off, then on to
NO
determine input. Video when using composite, or component.
DVI when using DVI, and HDMI when using HDMI.
If the customer is not able to watch television then he may have a
NO
problem with his television, especially if the cable signal comes through
on a different input. If the customer can not get a TV program, then he still
may have a problem with the particular input on his TV.
Have the customer connect the BD to another TV in order to determine
NO
if the problem is the BD or the TV. Refer to the OM for connections
assistance. If the BD works on the second TV, then the customer has a
Have the customer try another set of cables. A bad cable can also cause
NO
video 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
2-9
don't support 480i resolution.
VCR models.
problem with his TV.
service information.