Troubleshooting - Sony Bravia KDL-26P25xx Operating Instructions Manual

PC Input Signal Reference Chart
Signals Horizontal (Pixel) Vertical (Line)
VGA 640
SVGA 800
XGA 1024
WXGA 1280
1280
• This TV's PC input does not support Sync on Green or Composite Sync.
• This TV's PC input does not support interlaced signals.
• This TV's PC input supports signals in the above chart with a 60 Hz vertical frequency. For other signals, you will see the
message "NO SYNC".

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
No picture (screen is dark) and
no sound
No picture or no menu
information from equipment
connected to the scarts or
HDMI IN socket
Double images or ghosting
Only snow and noise appear
on the screen
Distorted picture (dotted lines
or stripes)
Horizontal
frequency (kHz)
480
600
768
768
768
Cause/Remedy
• 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.
• Check that the optional equipment is on and press
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, 7 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.
• Check aerial/cable connections.
• Check the aerial location and direction.
• 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).
• 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.
Vertical
frequency (Hz)
31.5 60
37.9 60
48.4 60
47.4 60
47.8 60
Standard
VGA
VESA Guidelines
VESA Guidelines
VESA
VESA
/ repeatedly until
27
GB