Read Sony KV-21FA240 Service Manual online
KV-21FA240
KV-21FA240
44
C BOARD SCHEMATIC DIAGRAM
1
|
2 |
3
|
4
|
5
|
6
|
7
|
8
A
—
B
—
C
—
D
—
E
—
F
—
G
1
CN704
1P
1000V
110M
RV750
0.1W
1SS133
D781
500V
1000p
C787
250V
4 . 7
C754
1/2W
560k
R773
1SS244-T-77
D755
1
2
3
4
5
WHT
5P
CN703
200V
NC
GND
H1
NC
5
JW1782
2W
RS
R781
0 . 5 6
1/2W
100
R765
250V
10
C751
PG102R
D750
1/2W
100
R764
1/2W
1k
R756
5%
50V
1000p
B
C782
1/2W
1k
R757
5%
1/2W
FPRD
100k
R795
R774
150
3W
RS
RN-CP
680
R752
5%
2kV
4700p
E
C752
1SS244-T-77
D756
1SS133
D780
R713
0
1
2
3
4
5
6
7
7P
CN701
WHT
GND
B
G
R
GND
1K
9V
RN-CP
680
R754
5%
5
JW1781 &
250V
4 . 7
C781
RN-CP
680
R753
5%
5
JW1783
1SS244-T-77
D754
500V
B
C753
1000p
1
2
9
8
7
6
5
4
3
TDA6108A
IC751
BI
N
GI
N
RI
N
GND
IK
VDD
RO
U
T
GO
U
T
BO
U
T
1000p
B
C786
1/2W
470k
R780
1
1P
CN705
GND
3
4
5
6
7
8
9
10
11
13
1
GND
GND
1
J752
22uH
L780
1/2W
100
R783
1/4W
0 . 4 7
R794
C783
1000p
50V
B
MM3Z5V6ST1
D782
1/2W
100
R763
1/2W
1k
R758
5%
1/4W
22
R796
CN004
C BOARD
4
1 . 7
1
2
5
B
3
1 3 9 . 2
A-1179-571-A<BX1S>C
G
RGB DRIVE
1 3 8 . 4
4 . 2
CN801
R
TO A BOARD
1 4 9 . 0
1 . 7
CRT DRIVE
RCV
1 . 6
FV
6
TO A BOARD
TO T801
C BOARD WAVEFORMS
3
2
1
1.6V p-p (H)
1.2V p-p (H)
1.4V p-p (H)
124.0 V p-p (H)
4
104.0 V p-p (H)
5
116.0V p-p (H)
6
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