Sony BRAVIA KDL-40EX640 Operating Instructions Manual page 79

Condition
Sometimes video
streaming quality is poor
when using the wireless
LAN
Wireless LAN connection
fails or radio reception
conditions are poor
Poor picture on Internet
Video
Small picture on Internet
Video
Certain Internet video
content displays a loss of
detail, especially during
fast-motion or dark
scenes
Good picture quality but
no sound on the Internet
video content
You do not see many
videos in the Internet
Video Guide
Widgets are inaccessible • Check that the LAN cable or AC power cord (mains lead) of the
Explanation/Solution
• The wireless network connection quality varies depending on the
distance or obstacles (e.g. wall) between the TV/USB Wireless
LAN Adapter and the wireless router (access point), environment
interference, and quality of the wireless router (access point). If
using USB Wireless LAN Adapter, it is suggested to use a
wireless router (access point) supporting 5GHz operation for
video streaming and place it closer to the USB Wireless LAN
Adapter (not applicable for models with built-in wireless LAN
device).
• Check the installation location of the TV and wireless router
(access point). Signal condition may be affected for the following
reasons.
- Other wireless devices, microwaves, fluorescent lights, etc.,
are placed nearby.
- There are floors or walls between the wireless router (access
point) and TV.
If the problem persists even after checking the above, try
making a wired LAN connection.
• When using a USB Wireless LAN Adapter, move it to avoid signal
interference by using an extension cable with base unit (optional
accessory).
• Quality depends on the original video provided by the video
content provider and your connection bandwidth.
• Use the color buttons to zoom in and out.
• Video quality and picture size depend on broadband speed and
delivery by content providers.
• Quality depends on the original content provided by the video
content provider and your connection bandwidth.
• Due to the nature of Internet video, not all videos will contain
sound.
• Press OPTIONS and select categories to view more content.
• Check the Parental Lock ratings on the TV; some Internet
content may be blocked based on the rating.
router/modem* has been connected properly.
* Your router/modem must be set in advance to connect to
the Internet. Contact your Internet service provider for
router/modem settings.
• Try using Widgets later. The Widget content provider's server
may be out of service.
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