Sony KDS-70R2000 - Manual (Page 53)

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Troubleshooting
Check whether the 1 (on/standby) indicator is flashing in red.
When it is flashing
The self-diagnosis function is activated. (When the indicator flashes in two- or three-blink intervals, see page 55.)
1
Count how many 1 (on/standby) indicator flashes between each two second break.
For example, the indicator flashes three times, then there is a two second break, followed by another three flashes, etc.
2 Press 1 on the TV (front) to switch it off, disconnect the mains lead, and inform your dealer or Sony
service centre of how the indicator flashes (number of flashes).
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 (front).
• If the 1 (on/standby) indicator lights up in red, press TV "/1.
No picture or no menu
information from equipment
connected to the scart
connector • 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.
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 “Analogue Set-up” menu and
adjust “AFT” (Automatic Fine Tuning) to obtain better picture reception
(page 37).
Some tiny black points and/or
bright points appear 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” menu to return to the factory settings
(page 25).
No colour or irregular colour
when viewing a signal from the
Y, P
B /C B , P R /C R sockets 4
or 7
• Check the connection of the Y, P
B
/C
B
, P
R
/C
R
sockets 4 or 7.
• Make sure that the Y, P
B
/C
B
, P
R
/C
R
sockets 4 or 7 are firmly seated in
their respective sockets.
Continued