DOWNLOAD Sony KV-SW293M81 Service Manual ↓ Size: 11.38 MB | Pages: 64 in PDF or view online for FREE

Model
KV-SW293M81
Pages
64
Size
11.38 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-sw293m81.pdf
Date

Sony KV-SW293M81 Service Manual ▷ View online

A
1
2
3
4
5
6
7
B
C
D
E
F
G
H
I
J
– 40 –
KV-SW293M81
RM-GA002
4-3-6. F1 and H4 Boards Schematic Diagram
1
2
2P
CN4601
AC IN
AC IN
1
2
AC OUT
AC OUT
1
GND
1
4
T4602
JW4603
XX
JW4604
XX
JW4601
XX
JW4602
XX
JW4605
XX
XX
JW4606
XX
XX
JW4607
XX
JW4608
XX
FH001
FH002
0.22
R4602
0.22
R4603
C4602
XX
1
2
2
3
3
4
T4601
820k
R4601
RN
C4601
PT
0.47
250V
4700p
B
C654
F4601
5A
250V
C4603
F1 
CISPR
SPARK GAP
TO POWER CORD
!
!
!
!
!
143521411
B-BX1L(05)13028-IRN-F1.-SW293
!
!
153322311 153322311
1P
CN4603
TO A (Block 001)
CN100
2P
WHT
CN4602
TO H4 BOARD
CN1652
VCC
GND
OUT
RPM7240-H5
IC1900
G
R
SPB-25MVWF
D1903
S1650
470p
B
C1901
1SS133T-77
D1902
1
2
2P
CN1651
AC OUT
AC OUT
1
2
2P
CN1652
AC IN
AC IN
470p
B
C1900
RD5.6ESB2
D1901
RD5.6ESB2
D1900
1
2
3
4
5
WHT
5P
CN1900
LED G
LED R
GND
SIRCS IN
3.3V SEN
VD601
XX
H4
AC Switch
TO H7 BOARD
CN3907
TO A (Block 002)
TO F1 BOARD 
CN4602
CN600
!
!
!
B-BX1L(05)13028-IRN.-H4.-SW293
 
3.3V
LED
PROTECT
PROTECT
SIRCS RECEIVER
157143321
KV-SW293M81
RM-GA002
KV-SW293M81
RM-GA002
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
B
C
D
E
F
G
H
I
J
4-3-7. H7 Board Schematic Diagram
– 41 –
– 42 –
220
R3911
220
R3914
47
R3916
1k
R3907
1.5k
R3915
680
R3920
470
R3908
330
R3909
220
R3910
150
R3912
D3902
XX
XX
R3924
XX
R3904
XX
R3905
XX
C3914
10uH
L3902
10uH
L3901
J3904
1
2
3
4
5
6
CN3903
6P
PH L IN
SP L IN
SP GND
SP GND
SP R IN
PH R IN
1
2
3
4
5
6
7
CN3905
7P
STBY 3.3V
GND
LED G
LED R
SIRCS
GND
KEY
5.0MM
JW3904
5.0MM
JW3905
RD5.6ESB2
D3908
L
R
V
J3903
XX
R3925
5.0MM
JW3914
1
2
3
4
WHT
4P
CN3901
SP L OUT
SP GND
SP GND
SP R OUT
1
2
3
4
5
WHT
5P
CN3907
LED G
LED R
GND
SIRCS IN
3.3V SEN
1
2
3
4
5
RED
5P
CN3908
R IN
GND
L IN
GND
CV IN
R3926
XX
1SS133T/77
D3912
1SS133T-77
D3913
J3901
35V
47
C3910
35V
47
C3911
KRC110M
Q3901
KRC110M
Q3902
1
2
3
WHT
XX
CN3910
GND
GND
NC
1
2
3
XX
CN3906
RED
W GND
W GND
3D OUT
S3909
2
1
S3907
S3908
S3902
S3903
S3904
S3905
1
2
3
4
5
6
7
8
WHT
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
CN3911
STBY 3.3V
GND
LED G
LED R
SIRCS
GND
KEY
9V
C3916
C3917
 C3920
R3927
PT
0.01
C3900
XX
C3901
PT
0.01
C3902
XX
C3903
D3914
D3915
D3903
D3904
XX
D3905
XX
JW3910
XX
L3903
R3933
R3934
R3935
R3936
C3922
C3923
D3916
Q3903
 J3905
R3931
R3928
R3929
R3932
R3937
XX
XX
XX
XX
XX
XX
XX
XX
C3924
C3921
C3918
R3946
XX
XX
XX
XX
XX
C3929
D3917
R3938
J3906
C3925
D3919
R3944
R3939
C3927
R3945
C3928
R3941
R3943
R3940
C3926
D3918
R3942
Q3904
4
3
2
1
IC3900
R3930
1
2
3
4
5
WHT
CN3909
MICIN 1
GND
MICSW
GND
MICIN 2
1
2
3
4
5
6
7
8
9
XX
CN3902
WHT
PH L IN
SP L IN
SP GND
SP GND
SP R IN
PH R IN
GND
3D IN
3D IN
Front Panel
H7 
TO SPEAKER
TO B BOARD 
CN207
TO A(Block 002) 
CN202
TO 3D WOOFER
CN906
TO A (Block 001)
CN014
TO H4 BOARD
CN1900
MENU
VIDEO
VOL -
VOL + 
CH -
CH + 
SOUND
MODE
TO A (Block 001)
TO A (Block 001) 
CN016
+
+ -
-
KARAOKE
TO B BOARD
CN1400
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
3.3V
3.3V
9V
177032913
XX
177078622
8
5
6
7
B-BX1L(05)13028-IRN-A..(Block 001)-SW293
PROTECTOR
PROTECTOR
BUFFER
BUFFER
XX
PROTECT
PROTECT
PROTECT
ALC
ALC
ALC
ALC
ALC
ALC
100V
100V
169243121 169243121 169243121
169243121
169243121
169243121 169243121
KV-SW293M81
RM-GA002
KV-SW293M81
RM-GA002
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
B
C
D
E
F
G
H
I
J
K
4-3-8. F2 Board Schematic Diagram
– 43 –
– 44 –
 To A (Block 002)
2.2
C6606
33
C6609
MMDL914T1
D6602
MMDL914T1
D6603
MMDL914T1
D6604
MMDL914T1
D6605
MMDL914T1
D6606
MMDL914T1
D6601
MMDL914T1
D6609
MMDL914T1
D6608
MMDL914T1
D6610
MSB709-RT1
SW
Q6601
MSB709-RT1
Q6603
MSD601-RT1
Q6602
MSD601-RT1
Q6604
100p
C6605
CH
RN-CP
10k
R6631
RN-CP
470k
R6623
RN-CP
510k
R6611
RN-CP
56k
R6625
RN-CP
510k
R6605
RN-CP
47k
R6629
RN-CP
510k
R6612
RN-CP
100k
R6609
RN-CP
510k
R6620
RN-CP
680k
R6624
RN-CP
510k
R6613
RN-CP
10k
R6632
RN-CP
75k
R6622
XX
C6608
25V
0.01
B:CHIP
C6603
RN-CP
39k
R6630
RN-CP
120k
R6614
RN-CP
510k
R6610
RN-CP
4.7k
R6637
RN-CP
10k
R6601
XX
C6601
RN-CP
510k
R6626
RN-CP
510k
R6627
RN-CP
3.9k
R6638
RN-CP
510k
R6606
RN-CP
10k
R6639
RN-CP
4.7k
R6633
RN-CP
510k
R6618
RN-CP
4.7k
R6603
RN-CP
10k
R6602
RN-CP
22k
R6635
RN-CP
10k
R6640
RN-CP
510k
R6604
RN-CP
75k
R6615
RN-CP
4.7k
R6636
RN-CP
10k
R6641
100p
C6604
CH
RN-CP
56k
R6616
RN-CP
1k
R6642
100p
C6602
CH
100p
C6607
CH
RN-CP
56k
R6607
RN-CP
22k
R6634
RN-CP
510k
R6619
RN-CP
56k
R6608
RN-CP
120k
R6621
RN-CP
470k
R6617
RN-CP
47k
R6628
PC123Y22FZ0F
PH6602
1
2
3
4
PC123Y22FZ0F
PH6603
1
23
4
MM3Z12VST1
D6607
14
13
12
11
10
9
8
7
6
5
4
3
2
1
LM339NS
(SW IC)
DUAL COMPARATOR
IC6604
OUT2
OUT1
VCC
I1
W1
I2
W2
I3
W3
I4
W4
GND
OUT4
OUT3
1
2
3
4
GRN
4P
CN6602
P_VCC
DH
DL
P_GND
1
4
GRN
4P
CN6601
M_SENSE
S_SENSE
1
2
3
4
5
GRN
5P
CN6603
S_GND
MAIN_ON
BIAS
P_CONT
S_VCC
3
1
2
KIA431AF
IC6601
PRIMARY SECONDARY
F2
Rectifier  Selection Unit
 
CN606
CN607
 To A (Block 002)
 To A (Block 002)
CN608
B-BX1L(05)13028-IRN-F2.-SW293
SW
SW
SW
SW
SW
SW
SW
SW
SW
PROTECT
PROTECT
SHUNT REGULATOR
SW
– 45 –
KV
-SW293M81
RM-GA002
A
12345
6
7
B
C
D
E
F
G
H
I
J
4-3-9.
 VM Boar
d Sc
hematic Dia
gram
16V
330
C5902
47uH
L5901
330
R5904
160V
33
C5907
500V
4700p
C5903
1/2W
FPRD
39
R5903
FPRD
560
R5902
FPRD
1.5
R5908
1SS119-25
D5905
820
R5917
1.5k
R5916
10k
R5915
10k
R5918
16V
100
C5909
47k
R5912
1SS119-25
D5903
2W
RS
10
R5929
68
R5910
220
R5909
16V
100
C5914
200V
PT
0.047
C5908
68k
R5911
RD39ESB
D5902
RD39ESB
D5904
200V
2.2
C5911
68k
R5920
200V
PT
0.1
C5912
FPRD
1k
R5919
3W
RS
180
R5921
560
R5922
FPRD
1.5
R5923
10V
470
C5917
FPRD
39
R5925
WHT
XX
CN2801
QP+
NC
QP-
2SA1175-HFE
BUFFER
BUFFER
Q5904
R5937
120
JW5902
5
D5906
XX
D5907
XX
C5915
XX
R5913
XX
C5904
XX
R5936
120
1
2
3
4
5
6
WHT
6P
CN5901
VM
GND
9V
GND
NC
+B
200V
100
C5905
1k
R5907
XX
C5920
500V
220p
B
C5918
2SC2458-YGR
AMPLIFIER
AMPLIFIER
Q5901
2SC2458-YGR
Q5903
2SC2458-YGR
Q5905
2SA1175-HFE
Q5913
2SC2458-YGR
Q5912
2SC2458-YGR
Q5914
JW5907
XX
R5900
47
0.1
C5923
470
R5952
0.047
C5906
PT
1SS119-25
D5901
220
R5949
47k
R5947
1k
R5906
1k
R5905
5
JW5901
0uH
FB5900
PT
1000p
C5910
PT
1000p
C5913
PT
0.047
C5916
1
1
2
3
2
3
4
5
6
7
8
9
10
11
12
12P
CN5904
QP-
QP-
NC
NC
QP+
QP+
NC
NC
E
E
VM
VM
1
2
3
WHT
XX
CN5903
CY-
N.C.
CY+
MPS
C5901
XX
XX
L5902
XX
L5903
47k
R5948
82
R5914
330
R5950
R5951
390
2SC4159-E
VM OUT
Q5906
2SA1606-E
VM OUT
Q5902
VM 
TO A (Block 001) CN003
TO A (Block 001) CN005
TO VM COIL
TO DL BOARD CN8802 
TO D3 BOARD CN2802
&
Velocity Modulation
B-BX1L(05)12995-...-VM.-SW293
9V
9V
AMP
INV
AMP
TEMP-CORR.
LEVEL SHIFT
LEVEL SHIFT
VOLTAGE DROP
VOLTAGE DROP
VOLTAGE DROP
VOLTAGE DROP
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