Sony KV-28HX15B (serv.man2) Service Manual ▷ View online
- 1 -
KV-28HX15B
RM-947 FR SCC-Q54X-A
KV-28HX15E
RM-947 ESP SCC-Q53Y-A
KV-28HX15U
RM-947 UK SCC-R42A-A
KV-32HX15B
RM-947 FR SCC-Q54W-A
KV-32HX15E
RM-947 ESP SCC-Q53X-A
KV-32HX15U
RM-947 UK SCC-Q52Y-A
SUPPLEMENT - 1
SUBJECT : INTRODUCTION OF A NEW VA FBT
IDENTIFICATION OF OLD FBT AND NEW FBT TV SETS
...............See page 2
SECTION 5. DIAGRAMS
5-3
A BOARD DIFFERENCE TABLES
(Page 27)...................See page 3
A BOARD PWB
(Page 28)...................See page 4
A BOARD SCHEMATIC
(Page 29)...................See page 5
SECTION 6. EXPLODED VIEWS
6-1
CHASSIS
(Page 41)...................See page 9
SECTION 7. ELECTRICAL PARTS LIST
(Page 43)...................See page 10
SERVICE MANUAL
FE-2
CHASSIS
MODEL
COMMANDER DEST CHASSIS NO.
MODEL
COMMANDER DEST CHASSIS NO.
R
9-927-492-81
Sony Corporation
Sony UK
Service Promotions Dept
English
05BP7100-1
Printed in U.K.
© 2005.02
This supplement shows the introduction of a new VA FBT and
shows the associated changes. These changes include the ‘A’ board
and all its electrical changes..
shows the associated changes. These changes include the ‘A’ board
and all its electrical changes..
- 2 -
IDENTIFICATION OF OLD FBT AND NEW FBT TV SETS
To distinguish between the TV sets using the old fbt and those using the new fbt, the pwbs below identify which fbt is used with each type of
pwb. In the case of the old fbt the pwb labelled example 1 is used and in the case on the new fbt the pwb labelled example 2 is used.
pwb. In the case of the old fbt the pwb labelled example 1 is used and in the case on the new fbt the pwb labelled example 2 is used.
example 1
example 2
A
B
C
D
E
F
G
H
I
J
K
L
M
N
1
2
3
4
5
6
7
8
9
10
11
- 4 -
NOTE:
Portions of the circuit marked as shown are high
voltage areas. Use care to prevent electric shock
during inspection or repair.
voltage areas. Use care to prevent electric shock
during inspection or repair.
~ A Printed Wiring Board ~
~ A Board Semiconductor
Location Table ~
E
D
O
I
D
4
1
4
D
2
-
B
2
3
6
D
5
-
L
1
0
0
D
2
-
I
8
1
4
D
3
-
B
3
3
6
D
5
-
L
2
0
0
D
3
-
I
0
2
4
D
2
-
B
8
3
6
D
6
-
I
3
0
0
D
2
-
L
2
2
4
D
2
-
B
0
4
6
D
5
-
L
5
0
0
D
3
-
L
3
2
4
D
2
-
B
3
0
2
1
D
4
-
I
6
0
0
D
8
-
M
4
2
4
D
2
-
M
4
0
2
1
D
4
-
I
7
0
0
D
1
-
K
7
2
4
D
4
-
A
0
3
2
1
D
5
-
J
8
0
0
D
3
-
L
8
2
4
D
3
-
C
R
O
T
S
I
S
N
A
R
T
0
1
0
D
2
-
G
9
2
4
D
3
-
C
2
0
0
Q
2
-
L
1
1
0
D
2
-
F
5
3
4
D
2
-
A
3
1
0
Q
2
-
I
3
1
0
D
1
-
M
6
3
4
D
3
-
A
9
4
0
Q
3
-
J
4
1
0
D
1
-
K
1
0
5
D
9
-
D
2
0
2
Q
3
-
F
6
1
0
D
2
-
K
2
0
5
D
9
-
D
3
0
2
Q
3
-
F
8
1
0
D
3
-
I
3
0
5
D
2
-
I
2
1
2
Q
5
-
I
9
1
0
D
3
-
L
4
0
5
D
2
-
I
1
0
4
Q
1
-
C
1
2
0
D
2
-
L
2
1
5
D
8
-
D
9
0
4
Q
1
-
G
2
2
0
D
2
-
K
3
1
5
D
9
-
D
1
1
4
Q
2
-
C
5
3
0
D
3
-
K
4
1
5
D
9
-
D
2
3
5
Q
5
-
D
6
3
0
D
3
-
K
4
3
5
D
5
-
D
3
3
5
Q
7
-
A
1
5
0
D
2
-
L
5
3
5
D
6
-
E
5
3
5
Q
4
-
B
3
0
1
D
1
-
E
6
3
5
D
6
-
B
0
7
5
Q
3
-
K
4
0
1
D
2
-
E
7
3
5
D
4
-
C
1
0
6
Q
5
-
K
5
0
1
D
1
-
A
8
3
5
D
6
-
E
2
0
6
Q
5
-
G
6
0
1
D
1
-
B
9
3
5
D
5
-
B
3
0
6
Q
5
-
G
7
0
1
D
2
-
A
1
4
5
D
5
-
F
4
0
6
Q
5
-
H
3
0
2
D
4
-
G
3
7
5
D
5
-
F
6
0
6
Q
0
1
-
G
7
0
2
D
3
-
F
1
0
6
D
9
-
I
7
0
6
Q
9
-
G
0
1
2
D
5
-
I
2
0
6
D
5
-
K
8
0
6
Q
6
-
J
1
1
2
D
5
-
I
4
0
6
D
9
-
F
9
0
6
Q
6
-
J
2
1
2
D
5
-
I
8
0
6
D
8
-
F
0
3
2
1
Q
4
-
B
8
2
2
D
4
-
E
0
1
6
D
5
-
J
1
3
2
1
Q
3
-
B
5
3
2
D
3
-
D
1
1
6
D
5
-
H
2
3
2
1
Q
3
-
B
6
3
2
D
3
-
D
2
1
6
D
5
-
G
3
3
2
1
Q
3
-
B
1
0
4
D
3
-
C
3
1
6
D
6
-
J
S
'
C
I
2
0
4
D
3
-
E
4
1
6
D
8
-
L
1
0
0
C
I
2
-
K
3
0
4
D
2
-
B
8
1
6
D
6
-
H
4
0
0
C
I
2
-
H
4
0
4
D
3
-
I
9
1
6
D
6
-
H
1
0
2
C
I
3
-
E
5
0
4
D
2
-
B
0
2
6
D
5
-
M
1
0
4
C
I
3
-
I
6
0
4
D
2
-
B
1
2
6
D
6
-
J
1
0
5
C
I
0
1
-
D
7
0
4
D
2
-
B
3
2
6
D
5
-
J
1
3
5
C
I
4
-
F
8
0
4
D
2
-
B
5
2
6
D
6
-
G
1
0
6
C
I
0
1
-
F
0
1
4
D
2
-
C
7
2
6
D
7
-
K
2
0
6
C
I
7
-
F
1
1
4
D
3
-
C
8
2
6
D
7
-
L
8
0
6
C
I
5
-
L
2
1
4
D
3
-
D
9
2
6
D
6
-
L
9
0
6
C
I
6
-
L
3
1
4
D
3
-
C
1
3
6
D
7
-
L
1
0
2
1
C
I
4
-
H
