Sony KV-PG14M40 (serv.man2) Service Manual ▷ View online
– 9 –
KV-PG14M40
RM-952
I
Setting the timers
You can turn on and off your TV by using the and buttons respectively.
Setting the Wake Up timer
1
Press until the desired period of time appears
on the screen.
on the screen.
The Wake Up timer starts immediately after you
have set it.
have set it.
2
Select the program number or video input you
want to wake up to.
want to wake up to.
3
Press
\/1, or set the Sleep timer if you want the
TV to turn off automatically.
The indicator on the TV lights up orange when
the TV goes into standby mode.
the TV goes into standby mode.
Setting the Sleep timer
Press until the desired period of time appears
on the screen.
on the screen.
The Sleep timer starts immediately after you have
set it.
set it.
Notes
• You can also cancel the Wake Up and Sleep timers by turning off the TV’s main power.
• If no buttons or controls are pressed for more than two hours after the TV is turned on using
• You can also cancel the Wake Up and Sleep timers by turning off the TV’s main power.
• If no buttons or controls are pressed for more than two hours after the TV is turned on using
the Wake Up timer, the TV automatically goes into standby mode.
\/1
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND
MODE
FAVORITE
PROGR
2
WAKE UP TIMER:0H10M
WAKE UP TIMER:OFF
WAKE UP TIMER:12H00M
(After 10 minutes)
(No Wake Up timer)
(After 12 hours)
SLEEP TIMER:30M
SLEEP TIMER:60M
SLEEP TIMER:OFF
SLEEP TIMER:90M
(After 30 minutes)
(No Sleep timer)
(After 60 minutes)
(After 90 minutes)
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.
from program number 1, or manually preset desired channels and channels
that cannot be preset automatically.
Presetting channels automatically
from a specified program number
from a specified program number
1
Press SELECT until “AUTO PROGRAM” appears
on the screen.
on the screen.
2
Press + or – once to enter the “AUTO
PROGRAM” mode.
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.
the desired program number appears on the
screen.
4
Press + or – to start presetting channels
automatically.
automatically.
Presetting channels manually
1
Press SELECT until “MANUAL PROGRAM”
appears on the screen.
appears on the screen.
2
Press + or – once to enter the “MANUAL
PROGRAM” mode.
PROGRAM” mode.
3
Press PROGR +/– or the number buttons until
the desired program number appears on the
screen.
the desired program number appears on the
screen.
4
Press + or – until the desired channel picture
appears on the screen.
appears on the screen.
5
To preset other channels manually, repeat steps
3 to 4.
3 to 4.
Number
buttons
SELECT
PROGR +/–
+ or –
PIC MODE
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND
MODE
FAVORITE
PROGR
2
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 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.
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.
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
• “BASS”, “TREBLE” and “BALANCE” can be adjusted for KV-TG21M80 only.
• “HUE” can be adjusted for the NTSC color system only.
• Reducing “SHARP” can also reduce picture noise.
• “BASS”, “TREBLE” and “BALANCE” can be adjusted for KV-TG21M80 only.
• “HUE” can be adjusted for the NTSC color system only.
• Reducing “SHARP” can also reduce picture noise.
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.
modes or by adjusting its settings.
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
B
KV-TG21M80 only
Press SOUND MODE to select the desired sound
mode.
mode.
Select
To
“
9 DYNAMIC”
listen to dynamic and clear
sound that emphasizes the low
and high sound.
sound that emphasizes the low
and high sound.
“
9 DRAMA”
listen to sound that emphasizes
vocals and background music.
vocals and background music.
“
9 SOFT”
listen to soft sound.
SOUND
MODE
PIC MODE
SELECT
+ or –
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND
MODE
FAVORITE
PROGR
2
PICTURE
COLOR
BRIGHT
HUE
BALANCE
TREBLE
BASS
SHARP
– 10 –
KV
-PG14M40
-PG14M40
RM-952
2-5. TERMINAL BRACKET REMOVAL
SECTION 2
DISASSEMBLY
2-1. REAR COVER REMOVAL
2-2. SPEAKER REMOVAL
2-3. CHASSIS ASSY REMOVAL
1
Eight screws
(+BVTP 4
(+BVTP 4
×
16)
1
Rear Cover
1
Four screws
(BVTP 3
(BVTP 3
×
12)
CRT SUPPORT BLOCK
Speaker
Push claw
2-4. 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
One screw
(+BVTP 4
(+BVTP 4
×
16)
2
Terminal Bracket
2-6. REPLACEMENT OF PARTS
For replacements of light guide,unscrew them, exchange
with new parts and fix them with screws respectively.
with new parts and fix them with screws respectively.
2-6-2. Replacement of Power Button
2-6-1. Replacement of Light Guide
One screw
(+BVTP 3
(+BVTP 3
×
12)
1
Push to direction of arrow
and remove
and remove
–
11
–
KV
-PG14M40
-PG14M40
RM-952
•REMOVAL OF ANODE-CAP
NOTE : After removing the anode, short circuit the anode of the picture tube and
the anode cap to the metal chassis, CRT shield or carbon paint on the
CRT.
CRT.
•REMOVING PROCEDURES
1 Do not damage the surface of anode-caps with sharp shaped objects.
2 Do not press the rubber too hard so as not to damage the inside of anode-cap.
2 Do not press the rubber too hard so as not to damage the inside of anode-cap.
A metal fitting called the shatter-hook terminal is built into the rubber.
3 Do not turn the foot of rubber over too hard.
The shatter-hook terminal will stick out or damage the rubber.
• HOW TO HANDLE AN ANODE-CAP
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
arrow
c
.
2 Using a thumb pull up the rubber cap firmly in the direction indicated by the arrow b
.
1 Turn up one side of the rubber cap in the direction indicated by the arrow a
.
a
a
b
b
Anode button
c
2-7. PICTURE TUBE REMOVAL
Note:
Note:
•
Please make sure the TV set is not in standing position before removing necessary
CRT support located on bottom right and left.
CRT support located on bottom right and left.
1) Place the TV set with the CRT face down on a cushion jig.
2) Remove the rear cover.
3) Unplug all inter connecting leads from the Deflection Yoke, Degaussing Coils and
2) Remove the rear cover.
3) Unplug all inter connecting leads from the Deflection Yoke, Degaussing Coils and
CRT grounding strap.
8
Coil Degaussing
qa
Four screws
(washer head)
(BVTP 3
(washer head)
(BVTP 3
×
12)
qd
!º
Two screws
screw (5)
Tapping
screw (5)
Tapping
qs
Speaker
(5
(5
×
9cm)
9
Tension
spring
spring
7
Chassis assy
6
Deflection
yoke
yoke
5
C board
Coating earth assy
!∞
Picture tube
!¢
Cushion
qd
Two screws
screw (5)
Tapping
screw (5)
Tapping
A Board
Beznet
CRT Support Block
4
Anode
cap
cap
Screw Location
– 12 –
KV-PG14M40
RM-952
The following adjustments should be made when a complete
realignment is required or a new picture tube is installed.
These adjustments should be performed with rated power
supply voltage unless otherwise noted.
Controls and switches should be set as follows unless otherwise
noted:
PICTURE control ........................................................... normal
BRIGHTNESS control ................................................... normal
Perform the adjustments in the following order :
1. Beam Landing
2. Convergence
3. Focus
4. White Balance
Note : Test Equipment Required.
1. Pattern Generator
2. Degausser
3. Oscilloscope
SECTION 3
SET-UP ADJUSTMENTS
................................................................................................................................................................................................................................
normal
Preparation :
In order to reduce the influence of geomagnetism on the
set's picture tube, face it east or west.
Switch on the set's power and degauss with the degausser.
set's picture tube, face it east or west.
Switch on the set's power and degauss with the degausser.
3-1. BEAM LANDING
1. Input a white signal with the pattern generator.
Contrast
Brightness
Brightness
2. Set the pattern generator raster signal to a green raster.
3. Move the deflection yoke to the rear and adjust with the
3. Move the deflection yoke to the rear and adjust with the
purity control so that the green is at the center and the blue
and the red take up equally sized areas on each side.
(See Figures 3-1 through 3-4.)
and the red take up equally sized areas on each side.
(See Figures 3-1 through 3-4.)
4. Move the deflection yoke forward and adjust so that the
entire screen is green. (See Figure 3-1.)
5. Switch the raster signal to blue, then to red and verify the
condition.
6. When the position of the deflection yoke has been decided,
fasten the deflection yoke with the screws and DY spacers.
7. If the beam does not land correctly in all the corners, use a
magnet to adjust it.
(See Figure 3-4.)
(See Figure 3-4.)
}
Fig. 3-1
Fig. 3-4
Fig. 3-3
Fig. 3-2
Purity control
Red
Blue
Green
Purity control
corrects this area.
corrects this area.
Disk magnets or rotatable
disk magnets correct these
areas (a-d).
disk magnets correct these
areas (a-d).
Deflection yoke positioning
corrects these areas.
corrects these areas.
a
b
c
d
b
c
d
a
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