DOWNLOAD Sony KP-41T65K / KP-41T65T / KP-48V75K / KP-53S65T / KP-53V75K Service Manual ↓ Size: 13.43 MB | Pages: 120 in PDF or view online for FREE

Model
KP-41T65K KP-41T65T KP-48V75K KP-53S65T KP-53V75K
Pages
120
Size
13.43 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kp-41t65k-kp-41t65t-kp-48v75k-kp-53s65t-kp-53v75k.pdf
Date
PREV: Sony KV-2199M5T Service Manual

Sony KP-41T65K / KP-41T65T / KP-48V75K / KP-53S65T / KP-53V75K Service Manual ▷ View online

– 33 –
38
-EN
Additional Information
Additional Information
Troubleshooting
If the problem persists after trying the methods below,
contact your nearest Sony dealer.
No picture (screen not lit), no sound
/ Make sure the power cord is connected
securely.
/ Operate with the buttons on the projection TV.
/ Insert the batteries in the remote control with
the correct polarity.
/ Replace the batteries with new ones if they are
weak.
/ Check to see if the TV/VIDEO setting is correct:
when watching TV, set to TV, and when
watching video tapes, set to VIDEO1, 2, or 3.
/ Try another channel. It could be station trouble.
/ Perform AUTO SET UP again using the SETUP
button to return to the factory preset condition.
(page 14)
Poor or no picture (screen lit), good sound
/ Adjust PICTURE in the VIDEO menu. (page 23)
/ Adjust BRIGHTNESS in the VIDEO menu.
(page 23)
/ Adjust convergence. (page 16)
/ Check antenna/cable connections. (page 6)
/ Perform AUTO SET UP again using the SETUP
button to return to the factory preset condition.
(page 14)
/ Remove objects from the front of the projection
TV.
Good picture, no sound
/ Press MUTING so that “MUTING” disappears
from the screen. (page 19)
/ Check the MTS setting in the AUDIO menu.
(page 27)
/ Make sure SPEAKER is set to ON in the AUDIO
menu. (page 27)
/ Perform AUTO SET UP again using the SETUP
button to return to the factory preset condition.
(page 14)
No color
/ Adjust the COLOR in the VIDEO menu. (page
23)
/ Confirm that black and white program is not
being broadcast.
/ Perform AUTO SET UP again using the SETUP
button to return to the factory preset condition.
(page 14)
Only snow and noise appear on the screen
/ Check the CABLE setting in the SET UP menu.
(page 17)
/ Check the antenna/cable connections. (page 6)
/ Make sure the channel is broadcasting
programs.
/ Press ANT to change the input mode. (page 20)
Dotted lines or stripes
/ Adjust the antenna.
/ Move the projection TV away from noise
sources such 
as 
cars, neon signs, and hair-
dryers.
Double images or ghosts
/ Use a highly directional outdoor antenna or a
cable (when the problem is caused by
reflections from nearby mountains or tall
buildings).
Cannot operate menu
/ If the item you want to choose appears in gray,
you cannot select it.  Press TV/VIDEO
correctly.
/ Check the CABLE setting in the SET UP menu.
(page 17)
Cannot receive upper channels (UHF) when using an
antenna
/ Make sure CABLE is OFF in the SET UP menu.
(page 17)
/ Use AUTO PROGRAM to add receivable
channels that are not presently in projection TV
memory. (pages 14, 18)
Cannot receive any channels when using
cable TV
/ Make sure CABLE is ON in the SET UP menu.
(page 17)
/ Use AUTO PROGRAM to add receivable
channels that are not presently in projection TV
memory. (pages 14, 18)
Remote control does not operate
/ Batteries could be weak. Replace the batteries.
(page 13)
/ Make sure the projection TV’s power cord is
connected securely to the wall outlet.
/ Press TV (FUNCTION) when operating your
projection TV.
/ Are fluorescent lights too close to the projection
TV?  Move them at least 3-4 feet away from the
projection TV.
Cannot gain enough volume when using a cable box
/ Increase the volume at the cable box. Then press
TV (FUNCTION) and adjust the projection TV’s
volume.
The projection TV needs to be cleaned
/ Clean the projection TV with a soft dry cloth.
Never use strong solvents such as thinner or
benzine, which might damage the finish of the
cabinet.
40
-EN
Additional Information
Index to parts and
controls
This section briefly describes the buttons and controls
on the projection TV and on the Remote control.  For
more information, refer to the pages next to each
description.
Projection TV — Front
1 TIMER/STANDBY indicator (pages 19, 30)
2 STEREO indicator (page 27)
3 Remote sensor
4 POWER switch (page 14)
5 CHANNEL +/– buttons (page 14)
6 VOLUME +/– buttons (page 14)
7 TV/VIDEO button (page 14, 15)
8 SETUP button (page 14)
9 S VIDEO/VIDEO 2 INPUT (VIDEO/AUDIO
L(MONO)/R) jacks (page 10)
SETUP
TV/VIDEO
–  VOLUME  +
– CHANNEL +
POWER
STEREO STAND BY
TIMER/
VIDEO
S VIDEO
VIDEO 2 INPUT
L(MONO)-AUDIO-R
1
2
3
4
5
6
7
8
9
– 34 –
(RM-Y136A)
(RM-Y149A)
41
-EN
Additional Information
EN
1
2
3
4
5
6
7
8
0
9
1
2
3
!¢
!∞
!§
!¶
!•
!ª
@º
@¡
@™
@£
@¢
@∞
@§
@¶
@•
4
5
6
7
8
9
!º
!¡
!™
!£
Remote control
1 VTR (POWER) switch (page 
36
)
2 MUTING button (page 
19
)
3 VTR (FUNCTION) button (page 
35
)
4 FREEZE button (page 
22
)
5 TV/VTR CH +/– buttons (Yellow labelled button)
(page 
21
)
6 POSITION button (page 
22
)
7 DISPLAY button (page 
20
)
8 SLEEP button (page 
20
)
9 JUMP button (page 
19
)
!º TV/DBS  button (page 
26
, 
37
)
!¡ RESET button (page 
23
)
!™ VOL (volume) +/– buttons (page 
19
)
!£ CODE SET button (page 
35
)
!¢ DBS/CABLE (POWER) switch (page 
37
)
!∞ TV (POWER) switch (page 
19
)
!§ DBS/CABLE (FUNCTION) button (page 
37
)
!¶ TV (FUNCTION) button (pages 
15
, 
19
)
!• SWAP button (page 
22
)
!ª PIP button (page 
21
)
@º TV/VIDEO button (yellow labelled button) (page
21
)
@¡ AUDIO button (page 
21
)
@™ TV/VIDEO button (page 
20
)
@£ ANT button (page 
20
)
@¢ 0 – 9 buttons (page 
16
)
@∞ ENTER button  (page 
16
)
@§ MTS/GUIDE button (page 
27
, 
37
)
@¶ Menu operation buttons (page 
15
)
MENU button
V/B/v/b/ buttons
 button
@• CH (channel) +/– buttons (pages 
16
, 
19
)
41
-
EN
Additional Information
EN
1
2
3
4
5
6
7
8
0
9
1
@ª
2
3
!¢
!∞
!§
!¶
!•
!ª
@º
@¡
@™
@£
@¢
@∞
@§
@¶
@•
4
5
6
7
8
9
!º
!¡
!™
!£
Remote control
1 VTR (POWER) switch
2 MUTING button
3 VTR (FUNCTION) button
4 FREEZE button
5 TV/VTR CH +/– buttons (Yellow labelled button)
6 POSITION button
7 DISPLAY button
8 SLEEP button
9 JUMP button
!º TV/DBS  button
!¡ RESET button
!™ VOL (volume) +/– buttons
!£ CODE SET button
!¢ DBS/CABLE (POWER) switch
!∞ TV (POWER) switch
!§ DBS/CABLE (FUNCTION) button
!¶ TV (FUNCTION) button
!• SWAP button
!ª PIP button
@º TV/VIDEO button (yellow labelled button)
@¡ AUDIO button
@™ TV/VIDEO button
@£ ANT button
@¢ 0 – 9 buttons
@∞ ENTER button
@§ MTS/GUIDE button
@¶ Menu operation buttons
MENU button
V/B/v/b/ buttons
 button
@• CH (channel) +/– buttons
@ª SYSTEM OFF button
– 35 –
RM-Y149A
RM-Y901K
RM-Y901K
RM-Y136A
RM-Y136A
KP-41T65K/41T65T/48V75K/53S65T/53V75K
SECTION 2
DISASSEMBLY
2-1.  REAR BOARD REMOVAL
2
 Rear board
1
Eight screws (KP-41T65K/41T65T)
Nine screws (KP-48V75K)
Eleven screws (KP-53S65T/53V75K)
(Tapping screw 4X20)
2-3.  SERVICE POSITION
Chassis assy
Remove the CN302 (A board)
2-2.  CHASSIS ASSY REMOVAL
1
 Three screws
(Head tapping screw 4X20)
2
 Chassis assy
F board
2-4-1.  HA BOARD REMOVAL (KP-41T65K/41T65T)
5
 HA board
2
 Control panel cap (L)
1
 Six screws
(Tapping screw 4X20)
2
 Control panel cap (R)
3
 Control panel
assy
4
 Nine screws
(+BVTP 3X12)
– 36 –
RM-Y149A
RM-Y901K
RM-Y901K
RM-Y136A
RM-Y136A
KP-41T65K/41T65T/48V75K/53S65T/53V75K
2-5-1. BEZNET ASSY REMOVAL
(KP-41T65K/41T65T)
1
Nine screws
(Tapping screw 4X20)
2
 Beznet assy
1
Twelve screws
(Tapping screw 4X20)
3
 Beznet assy
2
 Three screws
(Tapping screw 4X20)
2
 Two screws
(Tapping screw 4x20)
2-4-2.  HA BOARD REMOVAL (KP-53S65T)
3
 Nine screws
(+BVTP 3X12)
4
 HA board
1
 Two screws
(Tapping screw 4X20)
2
 Front cover
2-5-2. BEZNET ASSY REMOVAL
(KP-48V75K/53S65T/53V75K)
5
 HA board
1
 Speaker grille assy
2
 Three screws
(Tapping screw 4X20)
4
 Nine screws
(+BVTP 3X12)
3
 Control panel
assy
2-4-3. HA BOARD REMOVAL
(KP-48V75K/53V75K)
Page of 120
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