DOWNLOAD Sony KV-XG29M90 Service Manual ↓ Size: 7.67 MB | Pages: 74 in PDF or view online for FREE

Model
KV-XG29M90
Pages
74
Size
7.67 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-xg29m90.pdf
Date

Sony KV-XG29M90 Service Manual ▷ View online

 17 
KV
-XG29M90
RM-952
22
Additional Information
Self-diagnosis function
Your TV is equipped with a self-diagnosis function. If there is a
problem with your TV, the 1 indicator flashes red. The number of
times the 1 indicator flashes indicates the possible causes.
1
Check that the 1 indicator flashes red a number of times between 3-second
intervals.
2
Count the number of times the 1 indicator flashes.
3
Press ! (main power) to turn off your TV.
4
Inform your nearest Sony service center about the number of times the
1
 indicator flashes.
Be sure to note the model name and serial number located on the rear of
your TV.
Front of TV
1
 indicator
PROGR
Additional Information
Additional Information
23
Snowy picture
Noisy sound
Distorted picture
Noisy sound
Good picture
Noisy sound
No picture
No sound
Troubleshooting
If you find any problem while viewing your TV, please check the following guide. If
any problem persists, contact your Sony dealer .
Possible cause
Symptom
Solutions
• Check the antenna cable and connection
on the TV, VCR and on the wall.
• Press SELECT until “MANUAL
PROGRAM” appears on the screen, then
preset the channel again.
• Check the antenna type (VHF/UHF).
Contact a Sony dealer for advice.
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Try using a booster.
• Turn off or disconnect the booster if it is
in use.
• If the sound of all the channels are noisy,
check the TV system (TV SYS) setting,
then press AUTO PROGR to preset the
channels again.
• If the sound of some channels are noisy,
select the channel, then select the
appropriate TV system (TV SYS).
• If the sound of some channels are noisy,
select the channels, then press A/B to
select the main sound (KV-XG29M90/
XG29M61 only).
• Check the power cord, antenna and the
VCR connections.
• Press ?/1 (power).
• Press ! (main power) on the TV to turn
off the TV for about five seconds, then
turn it on again.
• Connection is loose or
the cable is damaged.
• Channel presetting is
inappropriate or
incomplete.
• The antenna type is
inappropriate.
• The antenna direction
is inappropriate.
• Signal transmission is
low.
• Broadcast signals are
too strong.
• The TV system setting
or channel presetting
is inappropriate or
incomplete.
• The selected sound is
inappropriate.
• The power cord,
antenna or VCR is not
connected.
• The TV is not turned
on.
Page
4
9
8
9
18
4
12
11
continued
Additional Information
 18 
KV
-XG29M90
RM-952
Additional Information
25
Possible cause
Symptom
Solutions
• Check the antenna cable and connection
on the TV, VCR and on the wall.
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Press A/B until a better sound is heard.
• Check the antenna cable and connection
on the TV, VCR, and at the wall.
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Try using a booster.
• Use the fine tuning (FINE) function.
• Keep external speakers or other electrical
equipment away from the TV.
• Press SELECT until “PIC ROTATION”
appears on the screen, then press + or –
to align the picture to the TV screen.
• Use the fine tuning (FINE) function.
• Contact your nearest Sony service center.
Page
4
18
20
4
10
12
10
22
Stereo broadcast
sound switches on
and off or is distorted.
or
The sound switches
between monaural
and stereo frequently.
“100” appears on
the top of the
screen and there is
no Teletext display.
(Not used for this
model)
Teletext display is
incomplete
 (snowy picture or
double images).
(Not used for this
model)
Picture slant
Lines moving across
the TV screen.
The 
1
 indicator on
your TV flashes red
a number of times
between 3-second
intervals.
TV cabinet creaks.
A “boom” sound is
heard when the TV
is turned on.
• Connection is loose or
the cable is damaged.
• The antenna direction
is inappropriate.
• Broadcast signal has a
transmission problem.
• The channel carries no
Teletext broadcast.
• Connection is loose or
the cable is damaged.
• The antenna direction
is inappropriate.
• Signal transmission is
too low.
• The magnetic
disturbance from
external speakers or
other equipment, or
the direction of the
earth’s magnetic field
may affect the TV.
• There is interference
from external sources,
e.g., heavy machineries,
nearby broadcast
station.
• Your TV may need
service.
• Changes in room
temperature
sometimes make the
TV cabinet expand or
contract, making a
noise. This does not
indicate a malfunction.
• The TV’s demagnetizing
function is working.
This does not indicate a
malfunction.
26
Additional Information
Overview of controls
TV front panel
PROGR
SELECT
 AUTO
PROGR
2
(MONO)
Page
Function
Button
Preset channels automatically.
5
Select the desired item.
10
Select program number.
11
Turn off completely or turn on the TV.
11
Adjust volume.
11
Standby indicator.
11
Select TV or video input.
12
Wake Up indicator.
13
Stereo/billingual indicator.
18
Headphone jack.
AUTO PROGR
SELECT
PROGR +/–
!
+/–
1
t
i
 19 
KV
-XG29M90
RM-952
Additional Information
27
Remote Control
TV
1
2
3
4
6
7
8
9
0
5
JUMP
SOUND 
MODE
 
FAVORITE
PROGR
-/--
The names/symbols of
buttons on the remote are
indicated in different colors to
represent the available
functions.
Label color
White
Green
Button function
For general TV
operations
For Teletext
operations
Page
Button
Function
Select the desired item.
Adjust value.
Select program number.
Input numbers.
Adjust volume.
Turn off temporarily or turn on
the TV.
Select TV or video input.
Display the TV program.
Mute the sound.
Display on-screen information.
Jump to previous program
number.
Set TV to turn on automatically.
Set TV to turn off automatically.
Select picture mode.
Select sound mode.
Display favorite channels.
Select stereo/bilingual mode.
Display Teletext broadcast.
Display Teletext service contents.
Stop teletext page from scrolling.
Reveal concealed information.
Enlarge the Teletext display.
Show TV screen while waiting
for Teletext page.
Access a FASTEXT menu
9
9
11
11
11
11
12
12
12
12
12
13
13
14
14
16
18
20
21
21
21
21
21
21
SELECT
+/–
PROGR +/–
0 – 9, -/--
2
 +/–
?
/1
t
a
%
JUMP
Timer operations
PIC MODE
SOUND MODE
FAVORITE
Stereo/bilingual operations
A/B
Teletext operations
(Not used for this model)
x
 (red, green,
yellow, blue)
 20 
KV
-XG29M90
RM-952
SECTION 2
DISASSEMBLY
2-4. SERVICE POSITION
2-3. CHASSIS ASSY REMOVAL
2-2. SPEAKER REMOVAL
2-1. REAR COVER REMOVAL
2 Eight screws
     (+BVTP 4 
× 16)
3 Three screws
     (+BVTP 4 
× 16)
1 Rear cover
1 Eight screws
  (+BVTP 4 
× 16)
3 Four screws
  (+BVTP 3 
× 16)
2 Bracket, speaker
1 Chassis assy
2-5-2. REPLACEMENT OF LIGHT GUIDE
2-5. REPLACEMENT OF PARTS
For replacement of the Control Button and Light Guide,
unscrew them, exchange with the new parts, and fix them
with screws (+BVTP) respectively.
2-5-1. REPLACEMENT OF CONTROL BUTTON
Control button
Two screws
(+BVTP 3 
× 12)
One screw
(+BVTP 3 
× 12)
Page of 74
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