Sony BRAVIA KDL-20S2020: Troubleshooting

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

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

• Check the aerial connection.

no sound

• 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

• Check that the optional equipment is on and press / repeatedly until

information from equipment

the correct input symbol is displayed on the screen.

connected to the scarts or

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

HDMI IN socket

• 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.

Additional Information

• Check the aerial location and direction.

Only snow and noise appear

• Check if the aerial is broken or bent.

on the screen

• 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

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

or stripes)

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

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

TV channel

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

Some tiny black points and/or

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

bright points on the screen

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

• Check the connection of the Y, PB/CB, PR/CR jacks of 3.

when viewing a signal from the

• Make sure that the Y, P

B/CB, PR/CR jacks of 3 are firmly seated in their

Y, P

B/CB, PR/CR jacks of 3

respective sockets.

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KDL-20S2020

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

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

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

selected

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

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

(the TV enters standby mode)

(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

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

selected

source (page 25).

The remote does not function

• Replace the batteries.

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KDL-20S2020