KP-43HT20, KP-53HS20, KP-53HS30, KP-61HS20, KP-61HS30 - Sony TV Service Manual (repair manual). Page 70

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Other Information
70
Model name1[KP-43HT20] Model name2[KP-53HS20/30] Model name3[KP-61HS20/30]
[4-081-143-11 (1)]
Troubleshooting
If, after reading these operating instructions, you have additional questions related to the use of your 
Sony television, please call our Customer Information Services Center at 1-800-222-SONY (7669) (U.S. 
residents only) or (416) 499-SONY (7669) (Canadian residents only).
Problem
Possible Remedies
No picture 
(screen not lit), 
no sound
Make sure the projection TV’s power cord is connected securely to the wall outlet.
Push the power button on the front of the projection TV.
Check to see if the TV/VIDEO setting is correct: when watching TV, set to TV, 
and when watching connected equipment, set to 
VIDEO 1, 2, 3, 4, 5
 or 
6
.
Try another channel. It could be station trouble.
The Parental Control feature is activated. (see “Using the Parent Menu” on page 
54
)
If your projection TV does not turn on, and a red light keeps flashing, your 
projection TV may need service. Call your local Sony Service Center.
Remote control
does not operate
Batteries could be weak. Replace the batteries.
Press 
TV (FUNCTION) 
when operating your projection TV.
Make sure the projection TV’s power cord is connected securely to the wall outlet.
Locate the projection TV at least 3-4 feet away from fluorescent lights.
Check the orientation of the batteries.
Dark, poor or no 
picture (screen lit), 
good sound
Adjust the 
Picture
 setting in the Video menu. (see page 48)
Adjust the 
Brightness
 setting in the Video menu. (see page 48)
Check antenna/cable connections.
Adjust the convergence again using 
FLASH FOCUS
. (see “Adjusting the 
Convergence Automatically – FLASH FOCUS™ –” on page 33)
Good picture, 
no sound
Press 
MUTING
 so that “MUTING” disappears from the screen. (see page 34)
Make sure 
Speaker
 is set to 
ON
 in the Audio menu. (see page 51)
Check the MTS setting in the Audio menu. (see “
MTS
” on page 50)
Cannot receive digital channels 
(when a DTV receiver is 
connected)
Check the connections between the DTV receiver and the projection TV. (see page 
28
)
Check your local listings to find out if you can receive digital broadcasts in your 
area.
Cannot receive upper channels 
(UHF) when 
using an antenna
Change 
Cable 
to 
OFF. 
(see page 52)
Use 
Auto Program 
in the Channel menu to add receivable channels that are not 
presently in TV memory. (see page 53)
No color
Adjust the 
Color
 settings in the Video menu. (see page 48)
Only snow and noise 
appear on the screen
Check the Cable setting in the Channel menu. (see “
Cable
” on page 52)
Check the antenna/cable connections. 
Make sure the channel is broadcasting programs. 
Press 
ANT
 to change the input mode. (see page 37)
Dotted lines 
or stripes
Adjust the antenna.
Move the projection TV away from noise sources such as cars, neon signs, or hair-
dryers.
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