Sony BRAVIA KDL-20S2000: Troubleshooting

33

 GB

KDL-20S2020

2-685-333-41(0)

Additional Information

Troubleshooting

Check whether the 

1

 (standby) indicator is flashing in red.

When it is flashing

The self-diagnosis function is activated. 

1

Measure how long the 

1

 (standby) indicator flashes and stops flashing.

For example, the indicator flashes for two seconds, stops flashing for one second, and flashes for two seconds.

2

Press 

1

 on the TV (top side) to switch it off, disconnect the mains lead, and inform your dealer or 

Sony service centre of how the indicator flashes (duration and interval).

When it is not flashing

1

Check the items in the tables below.

2

If the problem still persists, have your TV serviced by qualified service personnel.

Picture

Problem

Cause/Remedy

No picture (screen is dark) and 

no sound

• Check the aerial connection.

• Connect the TV to the mains, and press 

1

 on the TV (top side).

• If  the 

1

 (standby) indicator lights up in red, press 

"

/

1

.

No picture or no menu 

information from equipment 

connected to the scarts or 

HDMI IN socket

• Check that the optional equipment is on and press 

/

 repeatedly until 

the correct input symbol is displayed on the screen.

• Check the connection between the optional equipment and the TV.

• When connecting any equipment to the HDMI IN 6 socket or when 

changing the resolution, some dots can appear blinking on the screen for a 

few seconds.  HDMI signal decoding is in progress and it does not indicate a 

malfunction.

Double images or ghosting

• Check aerial/cable connections.

• Check the aerial location and direction.

Only snow and noise appear 

on the screen

• Check if the aerial is broken or bent.

• Check if the aerial has reached the end of its serviceable life (three to five 

years in normal use, one to two years at the seaside).

Distorted picture (dotted lines 

or stripes)

• Keep the TV away from electrical noise sources such as cars, motorcycles, 

hair-dryers or optical equipment.

• When installing optional equipment, leave some space between the optional 

equipment and the TV.

• Make sure that the aerial is connected using the supplied coaxial cable.

• Keep the aerial cable away from other connecting cables.

Picture noise when viewing a 

TV channel

• Select “Manual Programme Preset” in the “Set-Up” menu and adjust “AFT” 

(Automatic Fine Tuning) to obtain better picture reception (page 26).

Some tiny black points and/or 

bright points on the screen

• The picture of a display unit is composed of pixels. Tiny black points and/or 

bright points (pixels) on the screen do not indicate a malfunction.

No colour on programmes

• Select “Reset” in the “Picture Adjustment” menu to return to the factory 

settings (page 20).

No colour or irregular colour 

when viewing a signal from the 

Y, P

B

/C

B

, P

R

/C

R

 jacks of 

3

• Check the connection of the Y, P

B

/C

B

, P

R

/C

R

 jacks of 

3.

• Make sure that the Y, P

B

/C

B

, P

R

/C

R

 jacks of 

3 are firmly seated in their 

respective sockets.

010COV.book  Page 33  Monday, June 12, 2006  3:29 PM

34

 GB

KDL-20S2020

2-685-333-41(0)

Sound

Problem

Cause/Remedy

No sound, but good picture

• Press 

2

 +/– or 

%

 (Mute).

• Check that “TV Speakers” is set to “On” in the “Sound Adjustment” menu 

(page 22).

Noisy sound

• See the “Picture noise” causes/remedies on page 33.

Channels

Problem

Cause/Remedy

The desired channel cannot be 

selected

• Switch between digital and analogue mode and select the desired digital/

analogue channel.

Some channels are blank

• Scrambled/Subscription only channel. Subscribe to the Pay Per View 

service.

• Channel is used only for data (no picture or sound).

• Contact the broadcaster for transmission details.

Digital channel is not displayed

• Check that the aerial is plugged directly into the TV (not through other 

equipment).

• Contact a local installer to find out if digital transmissions are provided in 

your area.

• Upgrade to a higher gain aerial.

General

Problem

Cause/Remedy

The TV turns off automatically 

(the TV enters standby mode)

• Check if the “Sleep Timer” is activated, or confirm the setting of “Off Time” 

(page 24).

• If no signal is received and no operation is performed in the TV mode for 

10 minutes, the TV automatically switches to standby mode.

The TV turns on automatically

• Check if the “On Time” is activated (page 24).

Some input sources cannot be 

selected

• Select “AV Preset” in the “Set-up” menu and cancel “Skip” of the input 

source (page 25).

The remote does not function

• Replace the batteries.

010COV.book  Page 34  Monday, June 12, 2006  3:29 PM