DOWNLOAD Sony KV-29LS30E Service Manual ↓ Size: 6.53 MB | Pages: 48 in PDF or view online for FREE

Model
KV-29LS30E
Pages
48
Size
6.53 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-29ls30e.pdf
Date

Sony KV-29LS30E Service Manual ▷ View online

11
21
GB
Troubleshooting
  Here are some simple solutions to the problems which may affect the picture and sound.
Additional Information
Problem
No picture (screen is dark) and no 
sound.
Poor or no picture (screen is dark), 
but good sound.
No picture or no menu information 
from equipment connected to the 
Scart connector.
Good picture, no sound.
No colour on colour programmes.
Distorted picture when changing 
programmes or selecting teletext.
Wrong characters appear when 
viewing teletext.
Picture slanted
Noisy picture when viewing a TV 
channel.
No unscrambling or unstable picture 
whilst viewing a scrambling channel 
with a decoder connected through 
the Scart connector 
:
2/
q
.
Remote control does not function.
The standby indicator  
 on the TV 
flashes even though the “On Timer”
function is not in use.
Solution
Check the aerial connection.
• Plug the TV in and press the 
 button on the front of
 TV. 
If the standby indicator 
 is on, press 
 button on
 
the remote control. 
Using the menu system, select the “Picture
Adjustment” menu and select “Reset” to return to the
 factory 
settings.
Check that the optional equipment is on and press the
   
 button repeatedly on the remote control until the
 
correct input symbol is displayed on the screen. 
• Press the  
 +/- button on the remote control. 
• Check that “TV Speakers” is “On” on the “Sound
Adjustment” menu.
• Using the menu system, select the “Picture
Adjustment” menu and select “Reset” to return to 
factory settings.
• Turn off any equipment connected to the Scart
 
connector on the rear of the TV.
• Using the menu system, enter to the “Language/
Country” menu and select the country in which you 
operate the TV set. For Cyrillic languages, we 
agreement to select Russia country in the case that your 
own country does not appear in the list.
• Using the menu system, select the “Picture Rotation”
 
option in the “Detail Set Up” menu to correct the
 picture 
slant.
• Using the menu system, select the “Manual
Programme Preset” menu and adjust Fine Tuning
 
(AFT) to obtain better picture reception.
• Using the menu system, select the “Noise Reduction”
 
option in the “Detail Set Up” menu and select
“On” to reduce the noise in the picture.
• Using the menu system, select the “Set Up” menu. 
Then enter to “Detail Set Up” option and set “AV2
Output” to “TV”.
• Replace the batteries.
• Contact to your nearest Sony service centre.
In case of problems, have your TV serviced by qualified personnel. Never open the 
casing yourself.
21
GB
Specifications 29LS35
Additional Information
TV system: 
B/G/H, D/K
Colour system:
PAL, SECAM 
NTSC 3.58, 4.43 (only Video In)
Channel Coverage:
VHF: E2-E12
UHF: E21-E69
CATV: S1-S20
HYPER: S21-S41
D/K: R1-R12, 
R21-R69
Picture Tube:
Flat Display FD Trinitron
29” (approx. 73 cm. measured 
diagonally)
Rear Terminals
:
1/
21-pin scart connector
 (CENELEC 
standard)
 including 
audio/video
input, RGB input, TV 
audio/video output.
:
2/
q
  
21-pin Scart connector
(SMARTLINK)
(CENELEC standard)  including audio / video  input, S video input,  selectable audio / video  output and Smartlink  interface.
audio outputs (Left/
Right) - phono jacks 
Front Terminals
q
3 S Video input - 4 pin DIN
3  video input – phono jack
 3  audio input – phono jacks
          headphones jack 
Design and specifications are subject to change without notice.
Ecological Paper- Totally Chlorine Free
   
 
Sound Output:
2 x 14 W (music power)
2 x 7 W (RMS)
Woofer:
20 W (music power)
10 W (RMS)
Power Consumption:
94 W
Standby Power Consumption:
0.5 W 
Dimensions (w x h x d) :
Approx. 771 x 592 x 553 mm.
Weight:
Approx. 49 Kg.
Accessories supplied:
1 Remote Control (RM-932)
2 Batteries (IEC designated) 
Other features:
Teletext, Fastext, TOPtext
Sleep Timer
Smartlink (direct link between your TV set
 
and a compatible VCR. For more
information on Smartlink, please refer to
 
the Instruction Manual of your VCR).
TV system Autodetection.
Dolby Virtual.
12
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SECTION 2
DISASSEMBLY
2-1. Rear Cover Removal
Release the mains power cable from its securing posts.
Remove the rear cover fixing screws indicated. Pull the rear
cover  away from the front beznet. Take care when removing
the rear cover not to damage the speaker cables as speakers
are fitted inside the rear cover.
2-2. Speaker Connector Disconnection
Before completely removing the rear cover disconnect the
speaker connectors which are located on the inside base of
the beznet.
2-3. Chassis Removal and Refitting
To remove lift the main bracket rear slightly and slide the
chassis  away from the beznet. Ensure that the
interconnecting leads are released from their purse locks to
prevent damage being caused.
When refitting the chassis ensure that the main bracket is
located in the beznet guide slots before sliding the chassis
forwards. Refit the interconnecting leads in their respective
purse locks.
13
Screw.
Release the 5 securing clips located at the side and front of the
chassis and slide the PWB clear of the bracket.
Place the A Board PWB in the position indicated to carry out
servicing.
Remove the two screws fixing the user control module to the
side of the set. The control module can then be removed by
sliding it towards the rear of the set allowing access to the
H2 Board.
Screws
Remove the screw securing the PWB to the main bracket.
Clip.
2-5. A Board PWB Removal [ Step 2 ]
2-4. A Board PWB Removal [ Step 1 ]
2-7. Side Control Module Removal
2-6. Service Position
14
8
2
5
6
7
9
Anode button
a
*   REMOVING  PROCEDURES.
Turn up one side of the rubber cap in
the direction indicated by the arrow  a
1
2    Using a thumb pull up the rubber cap
      firmly in the direction indicated by the
      arrow  b
3    When one side of the rubber cap is
      separated from the anode button, the
      anode-cap can be removed by turning
      up the rubber cap and pulling it up in
      the direction of the arrow   c
b
b
c
How to handle the Anode-Cap
1 .
To prevent damaging the surface of the anode-cap do not use
sharp materials.
2 .
Do not apply too great a pressure on the rubber, as this may cause
damage to the anode connector.
3 .
A metal fitting called a shatter hook terminal is fitted inside the
rubber cap.
4 .
Do not turn the rubber foot over excessively, this may cause
damage if the shatter hook sticks out.
Removal of the Anode-Cap
2-8. Picture Tube Removal
WARNING:
BEFORE REMOVING
THE ANODE CAP
High voltage remains in the CRT even
after the power is disconnected. To
avoid electric shock, discharge CRT
before attempting to remove the anode
cap. Short between anode and CRT
coated earth ground strap.
Coated Earth
Ground Strap
1.
Discharge the anode of the CRT and remove the anode cap.
2.
Release the EHT lead from its CRT support bracket.
3.
Unplug all interconnecting leads from the Deflection yoke,
degaussing coils, Rotation coil and CRT grounding strap.
4.
Remove the C Board from the CRT.
5.
Loosen the VM Block fixing screw and remove.
6.
Remove the chassis assembly.
7.
Loosen the Deflection yoke fixing screw and remove.
8.
Remove the Degaussing Coil holders.
9.
Place the set with the CRT face down on a cushion.
10. Unscrew the four CRT fixing screws [ located on each CRT
corner ] and remove the CRT.
11. Remove the Degaussing Coils.
Remove the CRT grounding strap and spring tentioners.
[Take care not to handle the CRT by the neck.]
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