Sony KV-XF25M50 Service Manual ▷ View online
–
41
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KV
-XF25M50/XF25M63/XF25M67/XF25M97
-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
31
Additional Information
Possible cause
Symptom
Solutions
• Check the antenna cable and connection
on the TV, VCR and on the wall. (page 4)
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Press A/B
until a good sound is
heard.
• Display the SET UP menu and adjust
“PIC ROTATION” so that the picture is
aligned to the TV screen. (page 23)
aligned to the TV screen. (page 23)
• Contact your nearest Sony service
center.
—
—
Stereo broadcast sound
switches on and off or is
distorted.
or
The sound switches
between monaural and
stereo frequently.
(KV-XF25M63/XF29M63
only)
Picture slant
The
u
indicator on your
TV flashes red for about 3
seconds per interval .
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 terrestrial magnetism
affects your TV set.
• 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.
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.
does not indicate a
malfunction.
32
Additional Information
Identifying parts and controls
Refer to the pages indicated in parentheses ( ) for details.
Front panel
ONE-PUSH AUTOMATIC PROGRAMING
PROGR
1
U
(main power) button (9)
2 AUTO PROGR (program) button (5)
3 MENU button (18)
4 PROGR +/– (program) buttons (9)
5
3 MENU button (18)
4 PROGR +/– (program) buttons (9)
5
¸
+/– (volume) buttons (9)
6
…
(TV/video) button (10)
7
2
(Headphone) jack
–
42
–
KV
-XF25M50/XF25M63/XF25M67/XF25M97
-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
33
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 (18)
4 … (video) button (10)
5 ; (TV) button (10)
6 Number buttons (9)
7 JUMP button (10)
8 Menu operation buttons (18)
MENU button
+ or – buttons
ENTER button
+ or – buttons
ENTER button
9 PROGR +/– button (9)
!º A/B button (15)
!º A/B button (15)
(KV-XF25M63/XF29M63
only)
only)
!¡ 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
!¢ SURROUND button (14)
!∞ FAVORITE button (13)
!§ PIC MODE button (12)
!¶ Teletext operation buttons
(not used for KV-XF25M50/
XF29M50/XF25M63/XF29M63)
XF29M50/XF25M63/XF29M63)
(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
– 43 –
KV
-XF25M50/XF25M63/XF25M67/XF25M97
-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
SECTION 2
DISASSEMBLY
2-3. CHASSIS ASSY REMOVAL
2-1. 3D SPEAKER BOX REMOVAL (Except KV-XF25M50)
1
Chassis assy
2-2. REAR COVER REMOVAL
1
3D Speaker box assy
Red wire
Black wire
1
Eight screws
(+BVTP 4
×
16)
1
Three screws
(+BVTP 4
×
16)
1
One screw
(+BVTP 4
×
16)
2
Rear cover
2-4. F BRACKET REMOVAL
4
Two screws
(+BVTP 3
×
12)
5
F bracket
2
Two claws
1
Three connectors
3
F board
–
44
–
KV
-XF25M50/XF25M63/XF25M67/XF25M97
-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
2-6-2. REPLACEMENT OF LIGHT GUIDE
2-5. SERVICE POSITION
(Note: Remove F Bracket first.)
2-6. 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.
2-6-1. REPLACEMENT OF CONTROL BUTTON
Control button
Two screws
(+BVTP 3
(+BVTP 3
×
12)
One screw
(+BVTP 3
(+BVTP 3
×
12)
2
Two screws
(+BVTP 3
×
12)
3
Two screws
(+BVTP 3
×
12)
4
HV Block
(KV-XF25M67/
XF25M97 only)
XF25M97 only)
PWB holder
2-7. PWB HOLDER REMOVAL
Click on the first or last page to see other KV-XF25M50 service manuals if exist.