Read Sony KD-28DX40U (serv.man2) Service Manual online
- 4 -
KD-28DX40U
RM-933
UK
SCC-Q52K-A
SUPPLEMENT - 1
SUBJECT : CHANGE OF DIGITAL TUNER AND DIGITAL SOFTWARE
SECTION 5.
SCHEMATIC DIAGRAMS
(A1 Board, Page 34) ......... See page 2
SECTION 5.
PWB
(A1 Board, Page 35) ......... See page 3
SECTION 6.
EXPLODED VIEWS
( N, A1 Boards, Page 41) .. See page 4
SECTION 7.
ELECTRICAL PARTS LIST
(A1 Board, Page 44) ......... See page 5
SERVICE MANUAL
FE-2
CHASSIS
MODEL
COMMANDER
DEST
CHASSIS NO.
R
9-927-411-81
Sony Corporation
Sony UK
Service Promotions Dept
English
03HP7100-1
Printed in U.K.
© 2003.08
MODEL
COMMANDER
DEST
CHASSIS NO.
KD-32DX40U
RM-933
UK
SCC-Q52L-A
Note: This Supplement should only be used when replacing TU4101
BTD-DU604 (8-598-585-00) with the tuner BTD-DU605 (8-598-627-00).
If TU4101 is replaced with the same part number tuner then no
other change is required.
If TU4101 is replaced with the same part number tuner then no
other change is required.
The replacement of the N board must take place at the same
time as the changes to the A1 board to ensure compatibility
between the digital software and tuner.
time as the changes to the A1 board to ensure compatibility
between the digital software and tuner.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
1
2
3
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- 2 -
~ A1 Board Schematic Diagram [ Digital Front End Processing ] ~
XX
XX
XX
XX
XX
XX
XX
XX
XX
0
0
TU4101
BTD-
DU605
BTD-
DU605
XX
A
B
C
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G
H
I
J
K
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M
N
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- 3 -
E
D
O
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1
1
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H
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3
1
1
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D
3
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1
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F
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1
1
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H
1
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1
1
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1
1
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H
3
1
6
4
D
5
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1
1
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H
C
I
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1
1
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Q
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H
2
0
1
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C
I
2
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H
0
2
1
4
Q
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H
4
0
1
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C
I
4
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H
3
2
1
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Q
4
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G
5
0
1
4
C
I
5
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H
4
2
1
4
Q
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G
1
0
6
4
C
I
3
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C
1
0
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Q
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E
2
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D
2
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3
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C
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Q
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F
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E
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O
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D
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1
6
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D
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D
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1
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B
C
I
2
0
1
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D
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E
1
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6
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C
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M
1
0
6
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D
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1
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M
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1
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K
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D
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1
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6
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D
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Q
1
1
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J
~ A1 Board Semiconductor
Location Table (side A) ~
Location Table (side A) ~
~ A1 Board Semiconductor
Location Table (side B) ~
Location Table (side B) ~
~ A1 Printed Wiring Board Conductor side A ~
~ A1 Printed Wiring Board Conductor side B ~
SECTION 6
EXPLODED VIEWS
NOTE :
Items with no part number and no description are not
stocked because they are seldom required for routine
service.
The construction parts of an assembled part are indicated
with a collation number in the remarks column.
stocked because they are seldom required for routine
service.
The construction parts of an assembled part are indicated
with a collation number in the remarks column.
Items marked “*” are not stocked
since they are seldom required for
routine service. Some delay should
be anticipated when ordering these
items.
since they are seldom required for
routine service. Some delay should
be anticipated when ordering these
items.
6-1. Chassis
- 4 -
REF.NO.
PART.NO
DESCRIPTION
REMARK
REF.NO.
PART.NO
DESCRIPTION
REMARK
15
1-693-557-13 FRONTEND (TUNER + IF)
16
8-598-627-00 TUNER UNIT, DIGITAL BTD-DU605
17
*4-206-219-01 SHIELD
18
*A-1302-202-A N BOARD, COMPLETE }
19
*A-1300-240-A A1 BOARD, COMPLETE }
20
*4-206-401-01 BRACKET, A1
21
1-529-408-11 SPEAKER (4.2x24CM)
22
4-384-096-01 SCREW (4x16), TAPPING, +P
23
*A-1620-146-A B BOARD, COMPLETE
24
4-205-700-21 REAR COVER (KV-28DX40)
4-205-736-01 REAR COVER (KV-32DX40)
4-205-736-01 REAR COVER (KV-32DX40)
25
4-206-295-01 PCMCIA PLATE
26
4-039-358-01 SCREW (4x16), (+) BV TAPPING
17
6
6
5
2
16
24
24
7
21
22
3
11
12
12
19
1
4
8
9
10
10
13
13
14
14
15
15
23
22
21
26
25
1
*A-1646-242-A H2 BOARD, COMPLETE
2
*4-205-697-01 H/F BRACKET
3
*A-1646-245-A H8 BOARD, COMPLETE
4 £
1-571-433-21 SWITCH, PUSH (AC POWER)
5
*A-1624-106-A F6 BOARD, COMPLETE
6
*4-202-531-01 AC CORD LOCK (SC)
7 £
*1-776-204-12 CORD, POWER (FILTER)
8
1-424-733-11 COIL, PFC CHOKE 65MMH
9
*A-1640-431-A D3 BOARD, COMPLETE
10
*4-206-048-11 BRACKET, MAIN
11
*A-1624-109-A F3 BOARD, COMPLETE
12 £
1-453-308-41 TRANSFORMER ASSY, FLYBACK (NX-4521//Z2B4)
TRANSFORMER ASSY, FLYBACK (NX-4521//Z2B4)
13
*A-1642-281-A D2 BOARD, COMPLETE
14
*A-1632-947-A A BOARD, COMPLETE (KV-28DX40)
*A-1632-948-A A BOARD, COMPLETE (KV-32DX40)
*A-1632-948-A A BOARD, COMPLETE (KV-32DX40)
N BOARD, COMPLETE }
A1 BOARD, COMPLETE }
A1 BOARD, COMPLETE }
20
18