DOWNLOAD Sony KP-41PX2 Service Manual ↓ Size: 26.8 MB | Pages: 105 in PDF or view online for FREE

Model
KP-41PX2
Pages
105
Size
26.8 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kp-41px2.pdf
Date

Sony KP-41PX2 Service Manual ▷ View online

- 1 -
KP-41PX2
RM-938
SERVICE MANUAL
AE-6X
  
CHASSIS
MODEL
COMMANDER
DEST
CHASSIS NO.
KP-41PX2
RM-938
AEP
SCC-Q85F-A
MODEL
COMMANDER
DEST
CHASSIS NO.
PROJECTION  TV
RM-938
KP-41PX2
- 2 -
KP-41PX2
RM-938
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
Specifications ......................................................
3
Connectors ..........................................................
4
1. SELF  DIAGNOSIS  FUNCTION
AE-6X Self Diagnostic Software .......................
5
2. GENERAL
...................................................................
6
3. DISASSEMBLY
3-1.
Rear Board Removal  ..........................................
15
3-2.
Main Bracket Block Removal  ............................
15
3-3.
Service Position  .................................................
15
3-4.
Control Panel Block Removal  ...........................
16
3-5.
Resistor Assembly (Focus Pack) Removal  .......
16
3-6.
Beznet Block Removal  .......................................
17
3-7.
Terminal Board Removal ....................................
17
3-8.
AP and D Board Removal ..................................
18
3-9.
G Board Removal ...............................................
18
3-10. A Board Removal ...............................................
19
3-11. High Voltage Cable Removal and Installation ....
19
3-12. Picture Tube Removal .........................................
19
4. SET-UP  ADJUSTMENTS
4-1.
Screen Voltage Adjustment
(Rough Alignment)  ............................................
20
4-2.
Focus Rough Adjustment  ..................................
20
4-3.
Screen (G2) Adjustment  ....................................
20
4-4.
Deflection Yoke Tilt Adjustment ........................
20
4-5.
2-Pole Magnet Adjustment .................................
21
4-6.
4-Pole Magnet Adjustment .................................
21
4-7.
Green, Red and Blue Focus Adjustment ............
21
5. SAFETY  RELATED  ADJUSTMENT
5-1.
HV Hold-Down Adjustment  .............................
22
6. ELECTRICAL  ADJUSTMENTS
6-1.
Adjustments with Commander ...........................
23
6-1-1. How to Select Each Mode ..............................
23
6-1-2. Programming the Remote Commander
for Operation in Service Mode .......................
23
6-1-3. Setting the TV into Service Mode ..................
23
6-1-4. Screen Display for Service Menu ..................
24
6-1-5. Service List (Projector Engine) ......................
25
6-2.
Registration Adjustment .....................................
27
6-2-1. Setup for Adjustment .....................................
27
6-2-2. Main Deflection Adjustment ..........................
27
6-2-3. Operation Method for
Projector Engine Mode ...................................
28
6-2-4. Projector Engine Adjustment
(Sub Deflection Adjustment) ..........................
29
6-3.
Auto Convergence Offset ...................................
31
6-4.
White Balance Adjustment ..................................
31
6-5.
Sub Bright Adjustment .......................................
31
6-6.
Sub Color Adjustment ........................................
31
6-7.
Auto Convergence Error Code List ....................
32
6-8.
Test-Test Mode ...................................................
33
7. DIAGRAMS
7-1.
Block Diagrams ..................................................
35
7-2.
Circuit Boards Location ......................................
40
7-3.
Schematic Diagrams and Printed Wiring
Boards .................................................................
40
A Board Schematic Diagram ..............................
41
A Printed Wiring Board   ....................................
46
AP Board Schematic Diagram ............................
48
AP Printed Wiring Board   .................................
51
D Board Schematic Diagram ..............................
53
D Printed Wiring Board   ....................................
56
G Board Schematic Diagram ..............................
57
G Printed Wiring Board   ....................................
58
M2 Board Schematic Diagram ............................
59
M2 Printed Wiring Board   .................................
60
CB, ZB, H1, H3 and H4 Board
Schematic Diagrams ...........................................
61
CB, ZB, H1, H3, H4 and H5
Printed Wiring Boards   ......................................
60
CG, ZG and H5 Board Schematic Diagrams .....
62
CG and ZG Printed Wiring Boards   ..................
63
CR and ZR Board Schematic Diagrams .............
64
CR and ZR Printed Wiring Boards   ...................
63
H2 and DS Board Schematic Diagrams   ...........
65
H2 and DS Printed Wiring Boards   ...................
63
7-5.
Semiconductors ..................................................
66
7-6.
IC Block Diagrams .............................................
69
8. EXPLODED  VIEWS
8-1.
Screen and Cover Block   ...................................
72
8-2.
Control Panel and Cabinet Block ........................
73
8-3.
Main Bracket Block ............................................
74
8-4.
Picture Tube Block .............................................
75
9. ELECTRICAL  PARTS  LIST
 ..................................
76
SAFETY-RELATED COMPONENT WARNING !!
COMPONENTS IDENTIFIED BY SHADING AND MARKED
  
 
 ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE
PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
SHORT  CIRCUIT THE  ANODE  OF THE  PICTURE TUBE  AND THE
ANODE  CAP TO THE  METAL  CHASSIS,  CRT  SHIELD,  OR THE
CARBON PAINTED ON THE CRT, AFTER REMOVAL OF THE
ANODE CAP.
WARNING !!
AN ISOLATION TRANSFORMER SHOULD BE USED DURING
ANY SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD
DUE TO LIVE CHASSIS, THE CHASSIS OF THIS RECEIVER IS
DIRECTLY CONNECTED TO THE POWER LINE.
- 3 -
KP-41PX2
RM-938
e
m
a
N
l
e
d
o
M
m
e
t
I
2
X
P
1
4
-
P
K
b
m
o
C
l
a
P
F
F
O
P
I
P
N
O
y
t
i
r
o
i
r
P
B
G
R
N
O
x
o
B
r
e
f
o
o
W
F
F
O
1
t
r
a
c
S
N
O
2
t
r
a
c
S
N
O
3
t
r
a
c
S
N
O
)
4
(
n
i
t
n
o
r
F
N
O
4
t
r
a
c
S
F
F
O
r
o
t
c
e
j
o
r
P
N
O
G
/
B
m
r
o
N
N
O
I
m
r
o
N
N
O
K
/
D
m
r
o
N
N
O
S
U
A
m
r
o
N
F
F
O
L
m
r
o
N
N
O
T
A
S
m
r
o
N
F
F
O
M
m
r
o
N
F
F
O
t
x
e
t
e
l
e
T
N
O
o
e
r
e
t
S
m
a
c
i
N
N
O
e
z
i
S
e
r
u
t
c
i
P
d
e
t
c
e
j
o
r
P
)
s
e
h
c
n
i
1
4
(
m
c
3
0
1
x
o
r
p
p
A
d
e
r
u
s
a
e
m
e
r
u
t
c
i
p
m
c
3
0
1
x
o
r
p
p
A
(
)
y
ll
a
n
o
g
a
i
d
t
u
p
t
u
o
d
n
u
o
S
r
e
k
a
e
p
s
t
f
e
L
d
n
a
t
h
g
i
R
)
S
M
R
(
W
5
1
x
2
)
r
e
w
o
P
c
i
s
u
M
(
W
0
3
x
2
]
R
A
E
R
[
s
l
a
n
i
m
r
e
T
t
u
p
t
u
O
/
t
u
p
n
I
s
n
o
i
t
a
c
i
f
i
c
e
p
S
l
a
r
e
n
e
G
r
o
t
c
e
n
n
o
c
o
r
u
E
n
i
p
-
1
2
:
1
)
d
r
a
d
n
a
t
s
C
E
L
E
N
E
C
(
.
s
l
a
n
g
i
s
o
e
d
i
V
d
n
a
o
i
d
u
A
r
o
f
s
t
u
p
n
I
.
B
G
R
r
o
f
s
t
u
p
n
I
.
s
l
a
n
g
i
s
o
i
d
u
A
d
n
a
o
e
d
i
V
V
T
f
o
s
t
u
p
t
u
O
s
t
n
e
m
e
r
i
u
q
e
R
r
e
w
o
P
V
0
4
2
-
0
2
2
/
n
o
i
t
p
m
u
s
n
o
C
r
e
w
o
P
y
b
d
n
a
t
S
W
7
.
0
<
/
W
5
2
2
r
o
t
c
e
n
n
o
c
o
r
u
E
n
i
p
-
1
2
:
2
.
s
l
a
n
g
i
s
o
e
d
i
V
d
n
a
o
i
d
u
A
r
o
f
s
t
u
p
n
I
.
B
G
R
r
o
f
s
t
u
p
n
I
.
s
l
a
n
g
i
s
o
i
d
u
A
d
n
a
o
e
d
i
V
V
T
f
o
s
t
u
p
t
u
O
)
t
u
O
r
o
t
i
n
o
M
(
s
n
o
i
s
n
e
m
i
D
m
m
1
1
5
x
2
9
9
x
8
4
9
x
o
r
p
p
A
t
h
g
i
e
W
g
k
4
4
x
o
r
p
p
A
r
o
t
c
e
n
n
o
c
o
r
u
E
n
i
p
-
1
2
:
3
.
s
l
a
n
g
i
s
o
e
d
i
V
d
n
a
o
i
d
u
A
r
o
f
s
t
u
p
n
I
)
e
l
b
a
t
c
e
l
e
S
(
.
o
e
d
i
V
S
r
o
f
s
t
u
p
n
I
k
n
i
L
V
A
s
e
i
r
o
s
s
e
c
c
A
d
e
il
p
p
u
S
)
1
(
r
e
d
n
a
m
m
o
C
e
t
o
m
e
R
8
3
9
-
M
R
)
2
(
y
r
e
t
t
a
b
6
R
d
e
t
a
n
g
i
s
e
d
C
E
I
s
k
c
a
J
o
n
o
h
P
o
i
d
u
A
r
o
f
e
l
b
a
i
r
a
v
s
r
o
t
c
e
n
n
o
C
t
u
p
t
u
O
s
l
a
n
g
i
S
s
e
r
u
t
a
e
F
r
e
h
t
O
e
s
i
o
N
o
t
u
A
,
R
N
D
,
F
C
D
,
s
u
l
P
l
a
t
i
g
i
D
z
H
0
0
1
,
e
z
e
e
r
F
e
r
u
t
c
i
P
,
t
x
e
t
e
l
e
T
,
P
I
P
,
n
o
i
t
c
u
d
e
R
P
S
D
,
E
B
B
,
y
b
l
o
D
l
a
u
t
r
i
V
,
s
u
c
o
F
k
c
i
u
Q
l
a
t
i
g
i
D
]
E
D
I
S
[
s
l
a
n
i
m
r
e
T
t
u
p
t
u
O
/
t
u
p
n
I
l
o
r
t
n
o
C
d
e
r
a
r
f
n
I
:
m
e
t
s
y
S
l
o
r
t
n
o
C
e
t
o
m
e
R
k
c
a
j
e
n
o
h
p
d
a
e
H
k
c
a
j
i
n
i
m
o
e
r
e
t
s
s
t
n
e
m
e
r
i
u
q
e
r
r
e
w
o
P
c
d
V
3
n
o
i
t
a
n
g
i
s
e
d
C
E
I
s
e
i
r
e
t
t
a
b
2
)
A
A
e
z
i
s
(
6
R
s
t
u
p
n
i
o
i
d
u
A
s
k
c
a
j
o
n
o
h
p
s
t
u
p
n
i
o
e
d
i
V
s
k
c
a
j
o
n
o
h
p
t
u
p
n
i
o
e
d
i
V
S
N
I
D
n
i
p
4
.
e
c
i
t
o
n
t
u
o
h
t
i
w
e
g
n
a
h
c
o
t
t
c
e
j
b
u
s
e
r
a
s
n
o
i
t
a
c
i
f
i
c
e
p
s
d
n
a
n
g
i
s
e
D
L
E
D
O
M
M
E
T
I
m
e
t
s
y
S
n
o
i
s
i
v
e
l
e
T
m
e
t
s
y
S
o
e
r
e
t
S
e
g
a
r
e
v
o
C
l
e
n
n
a
h
C
m
e
t
s
y
S
r
o
l
o
C
P
E
A
L
,
I
,
K
/
D
,
H
/
G
/
B
M
A
C
I
N
/
N
A
M
R
E
G
o
e
r
e
t
S
2
1
-
2
0
E
:
F
H
V
Q
-
B
,
0
1
-
2
0
F
:
L
2
1
-
1
R
:
K
/
D
9
6
-
1
2
E
:
F
H
U
9
6
F
-
1
2
F
:
L
9
6
-
1
2
R
:
K
/
D
9
6
-
1
2
B
:
I
0
2
S
-
1
S
:
V
T
E
L
B
A
C
1
4
S
-
1
2
S
:
R
E
P
Y
H
M
A
C
E
S
,
L
A
P
8
5
.
3
C
S
T
N
,
3
4
.
4
C
S
T
N
)
N
I
O
E
D
I
V
(
- 4 -
KP-41PX2
RM-938
Connected
Not Connected (open)    * at 20Hz - 20kHz
Pin No
1
2
4
Signal
Signal level
1
Audio output B
(right)
Standard level : 0.5V rms
Output impedence : Less than 1kohm*
2
Audio input B
(right)
Standard level : 0.5V rms
Output impedence : More than 10kohm*
3
Audio output A
(left)
Standard level : 0.5V rms
Output impedence : Less than 1kohm*
4
Ground (audio)
5
Ground (blue)
6
Audio input A
(left)
Standard level : 0.5V rms
Output impedence : More than 10kohm*
7
Blue input
0.7 +/- 3dB, 75 ohms positive
8
Function select
(AV control)
High state (9.5-12V) : Part mode 
Low state (0-2V) : TV mode
Input impedence : More than 10K ohms
Input capacitance : Less than 2nF
9
Ground (green)
10
Open
11
Green
Green signal : 0.7 +/- 3dB, 75 ohms, 
positive
12
Open
13
Ground (red)
14
Ground (blanking)
15
_
_
Red input
0.7 +/- 3dB, 75 ohms, positive
_
(S signal Chroma 
input)
0.3 +/- 3dB, 75 ohms, positive
16
Blanking input
(Ys signal)
High state (1-3V) Low state (0-0.4V)
Input impedence : 75 ohms
17
Ground (video 
output)
18
Ground (video 
input)
19
Video output
1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
20
_
_
Video input
1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
_
Video input
Y (S signal)
1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
21
Common ground
(plug, shield)
21 pin connector
19
17
15
13
11
9
7
5
3
1
20
18
16
14
12
10
8
6
4
2
21
Rear Connection Panel
Front Connection Panel
n
o
i
t
a
r
u
g
i
f
n
o
c
n
i
p
t
e
k
c
o
s
o
e
d
i
V
S
n
i
P
o
N
l
a
n
g
i
S
l
e
v
e
L
l
a
n
g
i
S
1
d
n
u
o
r
G
-
2
d
n
u
o
r
G
-
3
t
u
p
n
i
)
l
a
n
g
i
s
S
(
Y
,
m
h
o
5
7
B
d
3
-
/
+
V
1
V
3
.
0
.
c
n
y
S
e
v
i
t
i
s
o
p
B
d
0
1
+
3
-
4
t
u
p
n
i
)
l
a
n
g
i
s
S
(
C
B
d
3
-
/
+
V
3
.
0
e
v
i
t
i
s
o
p
,
m
h
o
5
7
.
c
n
y
S
S-Video
socket
3
Page of 105
Display

Sony KP-41PX2 Service Manual ▷ Download

  • DOWNLOAD Sony KP-41PX2 Service Manual ↓ Size: 26.8 MB | Pages: 105 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony KP-41PX2 in PDF for free, which will help you to disassemble, recover, fix and repair Sony KP-41PX2 TV. Information contained in Sony KP-41PX2 Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.