DOWNLOAD Sony BG2T Service Manual ↓ Size: 2.92 MB | Pages: 49 in PDF or view online for FREE

Model
BG2T
Pages
49
Size
2.92 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
bg2t.pdf
Date

Sony BG2T Service Manual ▷ View online

– 9 –
KV-TG21M40/TG21P40
RM-952
Presetting channels (continued)
To change the TV system setting (KV-TG21M40 only)
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
Note
• The color system “SECAM” is available for KV-TG21M40 only.
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.
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
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND 
MODE
 
FAVORITE
PROGR
2
K
Customizing the picture
You can customize the picture by selecting the picture mode 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.
Adjusting the picture setting
  
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.
PIC MODE
SELECT
+ or –
PICTURE
COLOR
BRIGHT
HUE
SHARP
TV
1
2
3
4
6
7
8
9
-
0
5
JUMP
SOUND 
MODE
 
FAVORITE
PROGR
2
 10 
KV
-TG21M40/TG21P40
RM-952
1 Eight screws
(+BVTP 4 
× 16)
1 Rear Cover
2-5. TERMINAL  BRACKET REMOVAL
SECTION 2
DISASSEMBLY
2-1. REAR COVER REMOVAL
2-2. SPEAKER REMOVAL
2-3. CHASSIS ASSY REMOVAL
1 Four screws 
(BVTP 3 
× 12)     
CRT SUPPORT BLOCK
1 Four screws 
(BVTP 3 
× 12)     
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 
× 16)
2 Terminal Bracket
 11 
KV
-TG21M40/TG21P40
RM-952
2-6-2. Replacement of Power Button
2-6-1. Replacement of Light Guide
2-7. 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.
One screw
(+BVTP 3 
× 12)
1
Push to direction of arrow 
and remove
7
Demagnetic coil
Two screws
(Tapping 5+
Crown Washer)
Tension
spring
9
Chassis assy
5 Deflection
yoke
6
CV board
2
Anode
cap
3
Coating earth assy
Picture tube
1 Cushion
Two screws
(Tapping 5 +
Crown Washer) 
8
Holder DGC
6
PWB Bracket
!™
CRT Support Block
!™
 CRT Support Block
Screw Location
Beznet Hook
4
2-6. REPLACEMENT OF PARTS
For replacements of light guide,unscrew them,
exchange with new parts and fix them with
screws respectively.
 12 
KV
-TG21M40/TG21P40
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.
REMOVING PROCEDURES
Turn up one side of the rubber cap in the direction indicated by the arrow a.
Using a thumb pull up the rubber cap firmly in the direction indicated by the arrow b.
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.
• HOW TO HANDLE AN ANODE-CAP
Do not damage the surface of anode-caps with sharp shaped objects.
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.
Do not turn the foot of rubber over too hard.
The shatter-hook terminal will stick out or damage the rubber.
a
a
b
b
Anode button
c
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