Additional Information; Troubleshooting - Sony KDL-40EX520 Service Manual

Additional Information

Troubleshooting

When the 1 (standby) indicator is flashing, count how many times it flashes
(interval time is three seconds).
Press 1 (power) on the TV to turn it off, disconnect the AC power cord, and contact Sony
Customer Support (information provided on the front cover) with how many times the
indicator flashes.
When the 1 (standby) indicator is not flashing, check the items in the table as
follows.
Also refer to "Troubleshooting" in the i-Manual. If the problem persists, contact Sony
Customer Support (information provided on the front cover).
Condition
There is no picture
(screen is dark) and no
sound.
Tiny black dots and/or
bright dots appear on the
screen.
Some programs cannot
be tuned.
The TV turns off
automatically (the TV
enters standby mode).
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Explanation/Solution
• Check the antenna/cable connection.
• Connect the TV to the AC power, and press 1 (power) on
the TV.
• If the 1 (standby) indicator lights up in red, press "/1 on
the remote control.
• The screen is composed of pixels. Tiny black dots and/or
bright dots (pixels) on the screen do not indicate a
malfunction.
• Check the antenna or dish.
• Check if the Sleep Timer, Timer, or Idle TV Standby is
activated.
• The Auto Shut-off setting may be set to On. If Auto
Shut-off is activated and TV receives no signal, the TV will
automatically enter standby mode in 15 minutes. Check
Auto Shut-off is activated under Eco feature of this TV.
• Check if Presence Sensor in Eco is activated.