Samsung PN51D490A1DXZA E-Manual page 229

Issues
Your settings are lost after 30
minutes or every time the TV is
turned off.
You have intermittent loss of
audio or video.
◀
You see small particles when
you look closely at the edge of
the frame of the TV.
The PIP menu is not available.
POP (TV's internal banner ad)
appears on the screen.
Solutions and Explanations
•
If the TV is in the
Store Demo
settings every 30 minutes. Change the settings from
to Home Use mode in the
mode, and go to MENU →
button to select TV
→ ENTERE.
•
Check the cable connections and reconnect them.
•
Loss of audio or video can be caused by using overly rigid or thick
cables. Make sure the cables are flexible enough for long term use. If
mounting the TV to a wall, we recommend using cables with 90 degree
connectors.
•
This is part of the product's design and is not a defect.
•
PIP functionality is only available when you are using a HDMI, PC or
Component source.
•
Select Home Use under
Feature.
Play
English
mode, it will reset audio and picture
Plug & Play procedure. Press the SOURCE
System
Plug & Play mode. For details, refer to
Store Demo mode
→
Plug & Play
▶
Plug &