Sony KDL-40EX401 Flat Panel Television User Manual


 
52
Troubleshooting
Many of the poor pictures and poor sound conditions are related to improper connection of the cables; refer to
the Quick Setup Guide provided for connections.
If you have questions, service needs, or require technical assistance related to the use of your Sony TV even
after you read this operating instructions manual, contact the following:
For US Support:
http://www.sony.com/tvsupport
or call 1-800-222-SONY (7669)
For Canadian Support:
http://www.sony.ca/support
or call 1-877-899-SONY (7669)
Things to consider
Check the input selection by pressing the INPUT button. You may be watching the wrong input.
If you cannot hear sound from the TV, you may have accidentally pressed the MUTING button on your
remote control; press the MUTING button again or press VOL + to deactivate muting.
If the remote control is not functioning properly, the batteries may be installed incorrectly or may be low or
an object or light may be interfering with the remote control.
To reset the TV to factory default settings:
1 Turn on the TV.
2 Press and hold down the V button on the remote, press the POWER button on the TV set. (The TV
will turn itself off, then back on again.)
3 Release the V button when the TV is turn on.
IMPORTANT: The factory reset will clear all of your customized settings including the Parental Lock
setting.
When the Password is lost or cannot remember, enter the master password: 4357. This password clears your
previous password and allows you to enter a new password.
Condition Explanation/Solution
No picture
No picture Check the Power Saving settings (see page 45).
Cannot receive any
channels
• Make sure the power cord is connected securely.
• Turn on the power of the TV.
Check cable/antenna connections.
• Make sure the Signal Type setting is correct for your TV signal source.
TV is locked to one channel • Perform Auto Program to add receivable channels that are not present
in the TV’s memory (see pages 18 and 37).
Cannot receive or select
channels
Perform Auto Program to add receivable channels that are not present
in the TV’s memory (see pages 18 and 37).
• To receive or select cable channels, make sure that Signal Type in the
Channel settings is set to Cable (see page 37). To receive or select
UHF channels over an antenna, make sure Signal Type is set to
Antenna.
The TV turns off
automatically
•Check if Sleep Timer is activated (see page 42).
•Check Idle TV Standby in the Eco settings.
No picture from some video
sources
Check the connection between the optional video equipment and the TV.
•Press INPUT on the remote control (see page 28).