Sony KV-XF25M50 (serv.man4) Service Manual ▷ View online
–
21
–
KV
-XF25M50
-XF25M50
RM-954
34
Additional Information
Identifying parts and controls
Refer to the pages indicated in parentheses ( ) for details.
Front panel
1
U
(main power) button (9)
2 AUTO PROGR (program) button (5)
3 MENU button (20)
4 PROGR +/– (program) buttons (9)
5
3 MENU button (20)
4 PROGR +/– (program) buttons (9)
5
¸
+/– (volume) buttons (9)
6
…
(TV/video) button (10)
7
2
(headphones) jack
ONE-PUSH AUTOMATIC PROGRAMMING
PROGR
35
Additional Information
Button function
For general TV operations
For Teletext operations
1 ¤ (muting) button (10)
2
2
(display) button (10)
3 u (power) button (9)
4 … (video) button (10)
5 ; (TV) button (10)
6 Number buttons (9)
7 JUMP button (10)
8 Menu operation buttons (20)
4 … (video) button (10)
5 ; (TV) button (10)
6 Number buttons (9)
7 JUMP button (10)
8 Menu operation buttons (20)
MENU button
+ or – buttons
ENTER button
+ or – buttons
ENTER button
9 PROGR +/– button (9)
!º A/B button (15)
!º A/B button (15)
(not used for this model)
!¡ Timer setting buttons (11)
(wake up timer)
(sleep timer)
(sleep timer)
!™ . (volume) +/– buttons (9)
Remote Control
1
4
7
-/--
2
5
8
0
3
6
9
FAVORITE
SOUND
MODE
PIC MODE
ENTER
MENU
A/B
SURROUND
5
4
3
6
7
8
9
!¡
!º
!™
!£ SOUND MODE button (12)
!¢ SURROUND button (14)
!∞ FAVORITE button (13)
!§ PIC MODE button (12)
!¶ Teletext operation buttons (17, 18)
!¢ SURROUND button (14)
!∞ FAVORITE button (13)
!§ PIC MODE button (12)
!¶ Teletext operation buttons (17, 18)
(not used for this model)
(text)
(enlarge)
(reveal)
(hold)
(index)
(text clear)
p
(FASTEXT: red, green, yellow, blue)
1
4
7
-/--
2
5
8
0
3
6
9
FAVORITE
SOUND
MODE
PIC MODE
ENTER
MENU
A/B
SURROUND
!¶
!∞
!¢
!£
!§
Names/symbols of buttons on the
remote are indicated in different
colors to represent the available
functions.
remote are indicated in different
colors to represent the available
functions.
Label color
White
Green
– 25 –
KV
-XF25M50
-XF25M50
RM-954
SECTION 2
DISASSEMBLY
2-2. CHASSIS ASSY REMOVAL
1
Chassis assy
2-1. REAR COVER REMOVAL
3
Eight screws
(+BVTP 4
×
16)
1
Three screws
(+BVTP 4
×
16)
2
Rear cover
2-3. F BRACKET REMOVAL
2
Two screws
(+BVTP 3
×
12)
3
F bracket
5
Two claws
1
Three connectors
6
F board
2-4. SERVICE POSITION
(Note: Remove F Bracket first.)
–
26
–
KV
-XF25M50
-XF25M50
RM-954
2-7. H3 BOARD REMOVAL
3
Two connectors
1
Two connectors
4
Four claws
5
H3 Board
2
Four connectors
6
One screw (+BVTP 3 x 12)
2-6. TERMINAL BRACKET REMOVAL
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.
the new parts, and fix them with screws (+BVTP) respectively.
2-5-1. REPLACEMENT OF CONTROL BUTTON
Control button
Two screws
(+BVTP 3
(+BVTP 3
×
12)
One screw
(+BVTP 3
(+BVTP 3
×
12)
1
Two screws
(+BVTP 3
×
12)
2
One screw
(+BVTP 4
×
16)
3
Two claws
4
Terminal bracket
–
27
–
KV
-XF25M50
-XF25M50
RM-954
3
B3 Board
5
A Board
3
Four connectors
1
Three screws
(+BVTAP 3
×
12)
2
Three screws
(+BVTAP 3
×
12)
2-8. A AND B3 BOARDS REMOVAL
2-9.
PICTURE TUBE REMOVAL
*Note:The picture tube for Indonesia model is upside down, and the position for
anode cap and tension springs are changed accordingly.
anode cap and tension springs are changed accordingly.
!∞
Four DGC clips
!§
DGC
band
band
!¶
Demagnetic coil
!¢
Four claws
1
Two screws
(washer head)
(+P 4
(washer head)
(+P 4
×
16)
4
Speaker
(5cm)
(5cm)
!ª
Two screws
(Tapping)
(Tapping)
3
Speaker
(15
(15
×
6.5cm)
8
Speaker
(5cm)
(5cm)
7
Speaker
(15
(15
×
6.5cm)
!•
Tension
spring
spring
!º
Chassis assy
!£
Deflection
yoke
yoke
!™
Neck assy
!¡
C board
6
Anode cap
@º
Picture tube
Cushion
!ª
Two screws
(Tapping)
(Tapping)
2
Two screws
(+BVTP 3
(+BVTP 3
×
12)
5
6
Two screws
(washer head)
(+P 4
(washer head)
(+P 4
×
16)
Two screws
(+BVTP 3
(+BVTP 3
×
12)
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