DOWNLOAD Sony KV-HA14M80 (serv.man2) Service Manual ↓ Size: 3.18 MB | Pages: 53 in PDF or view online for FREE

Model
KV-HA14M80 (serv.man2)
Pages
53
Size
3.18 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-ha14m80-sm2.pdf
Date

Sony KV-HA14M80 (serv.man2) Service Manual ▷ View online

– 9 –
KV-HA14M80/HA14M90
RM-969
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND 
MODE
 
SPACE 
SOUND
PROGR
2
J
Presetting channels
You can automatically preset up to 100 TV channels in numerical sequence
from program number 1, or manually preset desired channels and channels
that cannot be preset automatically.
Presetting channels automatically
from a specified program number
 1
Press SELECT until “AUTO PROGRAM” appears
on the screen.
 2
Press + or – once to enter the “AUTO
PROGRAM” mode.
The on-screen display will start flashing.
3
Press PROGR +/– or the number buttons until
the desired program number appears on the
screen.
4
Press + or – to start presetting channels
automatically.
Presetting channels manually
1
Press SELECT until “MANUAL PROGRAM”
appears on the screen.
 2
Press + or – once to enter the “MANUAL
PROGRAM” mode.
 3
Press PROGR +/– or the number buttons until
the desired program number appears on the
screen.
 4
Press + or – until the desired channel picture
appears on the screen.
 5
To preset other channels manually, repeat steps
3 to 4.
Number
buttons
SELECT
PROGR +/–
+ or –
PIC MODE
Presetting channels (continued)
To change the TV system setting
If the picture or sound is abnormal when receiving programs through the 8 (antenna
input) terminal
(1) Press SELECT until “TV SYS” appears on the screen.
(2) Press + or – to select the appropriate TV system until the picture or sound quality
is optimal.
B/G  
  I  
  D/K  
  M
To change the color system setting
If the color is abnormal when receiving programs through the 8 (antenna input)
terminal or the t (video input) terminal
(1) Press SELECT until “COLOR SYS” appears on the screen.
(2) Press + or – to select the appropriate color system until the color is optimal.
AUTO  
  PAL  
  SECAM  
 
 NTSC3.58  
  NTSC4.43
To skip program numbers
(1) Press PROGR +/– or the number buttons until the unused or unwanted program
number appears on the screen.
(2) Press SELECT until “MANUAL PROGRAM” appears on the screen.
(3) Press + or – once to enter the “MANUAL PROGRAM” mode.
(4) Press PIC MODE to skip the unused or unwanted program number.
(5) Press SELECT to exit the “MANUAL PROGRAM” mode.
Note
• To restore the skipped program number again, preset the channel automatically or manually.
To use the fine tuning function
The fine tuning (FINE) function may help to reduce the following problems:
double images and lines moving across the TV screen.
You can use the fine tuning function as below:
(1) Select the program number you want to adjust.
(2) Press SELECT until “MANUAL PROGRAM” appears on the screen.
(3) Press + or – once to enter the “MANUAL PROGRAM” mode.
(4) Press   to display “FINE” on the screen.
(5) Press + or – continuously until the above problems are minimized.
The + or – icon on the screen flashes while tuning.
(6) Press SELECT to exit the “MANUAL PROGRAM” mode.
K
Customizing the picture and sound
You can customize the picture and sound by selecting the picture and sound
modes or by adjusting its settings.
You can change the sound effect by selecting the space sound mode.
Selecting the picture mode
  Press PIC MODE to select the desired picture
  mode.
Select
To
“DYNAMIC”
view high contrast pictures.
“STANDARD”
view normal contrast pictures.
“SOFT”
view mild pictures.
Selecting the sound mode
  Press SOUND MODE to select the desired sound
  mode.
Select
To
“9 DYNAMIC”
listen to dynamic and clear
sound that emphasizes the low
and high sound.
“9 DRAMA”
listen to sound that emphasizes
vocals and background music.
“9 SOFT”
listen to soft sound.
Adjusting the picture and sound settings
1
Press SELECT until the desired setting appears.
Each time you press SELECT, the setting item will change as follows:
2
Press + or – to adjust the item.
3
To adjust other items, repeat steps 1 to 2.
Notes
• “HUE” can be adjusted for the NTSC color system only.
• Reducing “SHARP” can also reduce picture noise.
SOUND
MODE
PIC MODE
SELECT
+ or –
PICTURE
COLOR
BRIGHT
HUE
BALANCE
TREBLE
BASS
SHARP
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND 
MODE
PROGR
2
 
SPACE 
SOUND
SPACE
SOUND
Selecting the space sound mode
Press SPACE SOUND.
Select
To
“ON”
listen to monaural sound with a stereo-like effect.
“OFF”
turn off space sound mode.
Note
• You can also turn space sound on or off using the SELECT and + or – buttons.
Customizing the picture and sound (continued)
– 10 –
KV-HA14M80/HA14M90
RM-969
A/B
K
Enjoying stereo or bilingual
programs 
(KV-HA14M90)
You can enjoy stereo sound or bilingual programs of NICAM and A2 stereo
systems by using the A/B button.
When receiving a NICAM program
Broadcasting
On-screen display (Selected sound)
NICAM
stereo
NICAM
bilingual
NICAM
monaural
When receiving an A2 program
Broadcasting
On-screen display (Selected sound)
A2
stereo
A2
bilingual
Notes
• If the sound is distorted when receiving a monaural program through the 8 (antenna)
terminal, press A/B repeatedly until “MONO” appears on the screen.  To cancel the monaural
sound setting, press A/B again until “AUTO” appears on the screen.
• If the stereo sound is noisy when receiving a stereo program, select “MONO”.  The sound
becomes monaural, but the noise is reduced.
• Before receiving a NICAM stereo program in China, please check the NICAM broadcast
condition in your area.  When receiving a NICAM stereo program, the receiving conditions
might vary depending on area.  In addition, different strength of the NICAM broadcast signal
might affect the receiving quality.
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND 
MODE
 
FAVORITE
PROGR
2
NICAM
(Stereo sound)
MONO
(Regular sound)
t
t
NICAM MAIN
(Main sound)
NICAM SUB
(Sub sound)
MONO
(Regular sound)
t
t
t
NICAM MAIN
(Main sound)
MONO
(Regular sound)
t
t
MONO
(Regular sound)
STEREO
(Stereo sound)
t
t
MAIN
(Main sound)
SUB
(Sub sound)
t
t
L
Troubleshooting 
(KV-HA14M80)
If you find any problem while viewing your TV, please check the following
guide.  If any problem persists, contact your Sony dealer.
Snowy picture,
noisy sound
Good picture,
noisy sound
No picture, no sound
Good picture, no sound
Dotted lines or stripes
Double images or
“ghosts”
No color
Abnormal color
patches
The 1 (standby)
indicator on your TV
flashes red several
times after every
three seconds.
TV cabinet creaks.
A "boom" sound is
heard when the TV is
turned on.
Symptom
Solutions
• Check the antenna cable and connection on the TV, VCR and on the wall.
• Preset the channel manually again.  (See J)
• Check the antenna setup.  Contact a Sony dealer for advice.
• Select the appropriate TV system.  (See J)
• Check the power cord, antenna and the VCR connections.
• Press ?/1 (power) or ! (main power) to turn on the TV.
• Press 2 + to increase the volume level.
• Press % to cancel the muting.
• Do not use a hair dryer or other equipment near the TV.
• Check the antenna setup.  Contact a Sony dealer for advice.
• Use the fine tuning ("FINE") function. (See J)
• Turn off or disconnect the booster if it is in use.
• Check the antenna setup.  Contact a Sony dealer for advice.
• Select the appropriate color system.  (See J)
• Adjust the color level. (See K)
• Check the antenna setup.  Contact a Sony dealer for advice.
• Keep external speakers or other electrical equipment away from the TV.
Press ! (main power) to turn off the TV for about 15 minutes, then turn it
on again to demagnetize the TV.
• Count the number of times the 1 (standby) indicator flashes.  Press !
(main power) to turn off your TV.  Contact your nearest Sony service
center.
• 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.
E
Troubleshooting 
(KV-HA14M90)
If you find any problem while viewing your TV, please check the following
guide.  If any problem persists, contact your Sony dealer.
Snowy picture,
noisy sound
Good picture,
noisy sound
No picture, no sound
Good picture, no sound
Dotted lines or stripes
Double images or
“ghosts”
No color
Abnormal color
patches
The 1 (standby)
indicator on your TV
flashes red several
times after every
three seconds.
TV cabinet creaks.
A "boom" sound is
heard when the TV is
turned on.
Symptom
Solutions
• Check the antenna cable and connection on the TV, VCR and on the wall.
• Preset the channel manually again.  (See I)
• Check the antenna setup.  Contact a Sony dealer for advice.
• Select the appropriate TV system.  (See I)
• Press A/B until the sound is optimal.
• Check the power cord, antenna and the VCR connections.
• Press ?/1 (power) or ! (main power) to turn on the TV.
• Press 2 + to increase the volume level.
• Press % to cancel the muting.
• Do not use a hair dryer or other equipment near the TV.
• Check the antenna setup.  Contact a Sony dealer for advice.
• Use the fine tuning ("FINE") function. (See I)
• Turn off or disconnect the booster if it is in use.
• Check the antenna setup.  Contact a Sony dealer for advice.
• Select the appropriate color system.  (See I)
• Adjust the color level. (See J)
• Check the antenna setup.  Contact a Sony dealer for advice.
• Keep external speakers or other electrical equipment away from the TV.
Press ! (main power) to turn off the TV for about 15 minutes, then turn it
on again to demagnetize the TV.
• Count the number of times the 1 (standby) indicator flashes.  Press !
(main power) to turn off your TV.  Contact your nearest Sony service
center.
• 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.
 11 
KV
-HA14M80/HA14M90
RM-969
2-6. TERMINAL  BRACKET REMOVAL
SECTION 2
DISASSEMBLY
2-1. REAR COVER REMOVAL
2-2. SPEAKER REMOVAL
2-3. CHASSIS ASSY REMOVAL
2-5. SERVICE POSITION
Caution:
 Do not take out CRT support block while TV set in
standing position.
Note:
 Undress necessary wires that creates tension while
placing the chassis into Service Position.
1 Six screws
     (+BVTP 4 
× 16)
1 Two screws
     (+BVTP 4 
× 16)
2 Rear cover
Speaker
1
 Two screws tapping
A board
Terminal board bracket
One screw
(+BVTP 4 
× 16)
2-4. F BOARD REMOVAL
       (KV-HA14M90 ONLY)
F Board
 12 
KV
-HA14M80/HA14M90
RM-969
!¢ 
Demagnetic coil
4 Two screws, step tapping
5 Speaker
(12 
× 5cm)
3 Speaker
(12 
× 5cm)
9 Tension
spring
!™
Chassis assy
!º Deflection
yoke
C board
8
Anode cap
Coating earth assy
!§ Picture tube
1 Cushion
6 Two screws (5)
tapping
7 Two screws (5)
tapping
2 Two screws, step tapping
!∞ Holder DGC
Cushion DGC
Cushion DGC
Beznet Hook
Two screws
(+BVTP 4x16)
PWB Bracket
CRT Support Block
CRT Support Block
2-8. PICTURE TUBE REMOVAL
Note:
Please make sure the TV set is not in standing position before removing necessary
CRT support located on bottom right and left.
2-7. REPLACEMENT OF PARTS
For replacements of light guide,unscrew them,
exchange with new parts and fix them with
screws respectively.
2-7-2. Replacement of Power Button
2-7-1. Replacement of Light Guide
One screw
(+BVTP 3 
× 8)
1 Push the claw to direction 
     of arrow and remove
2 Spring compression
3 Power Button
Page of 53
Display

Click on the first or last page to see other KV-HA14M80 (serv.man2) service manuals if exist.