Schematic Diagrams Of C And Vm Boards - Sony KV-2119M5J Service Manual

C
PRINTED WIRING BOARD
– C BOARD –

(2) Schematic Diagrams of C and VM Boards

1 2 3 4 5 6
A
C
RV701 R702
1000V
R701 2.2M 680k
G2
JW(15MM) 1/2W 1/2W :EL0607
[RGB OUT]
0.022
C701
R703
FV FOCUS 0.0047
100k
2kV
1/2W
E
G4 1
B 11 G2 2
1 3
G1-1
J701 R705
4
10 RCV SOCKET 3 2.2
3W
13 5 H1
:RS
6 H2
H.STAT 4
11 7
G1-2
G1-3
C702 9 10 9 8 5
1 4
1000p KR KB
B 8 KG 6
7
C
2 3 R711
R713
R715 6.8k
6.8k 6.8k
R734 1/2W
1/2W 1/2W L703
100
1/2W JW(5mm)
L707 L705
JW(5mm) JW(5mm)
200V
R714 R712
R710
6.8k 6.8k
D 6.8k
3W 3W
R G 3W
:RS :RS
:RS
C746 C736
C703 470p 470p
4.7 L706 B L704 B L702
250V JW(5) JW(5) JW(5)
D703 D702
1SS119 1SS119
Q705
Q706 Q704
2SC2611
2SC2611
2SC2611 G AMP
E R AMP B AMP
2 2 2
151.4 159.9 151.1
Q709 R762
3 JW(5MM) 3 3
2SA10910 156.2
R OUT D708
159.8
8.9 8.3 8.8 8.4 8.9 8.3
1 1SS119 1 1
PROTECT
Q708 D707
D709
151.0 7.1
2SA10910 1SS119
1SS119 R722
R724 G OUT PROTECT
PROTECT 1k
1k
:FPRD
:FPRD
C710 C709 C708
R721
470p R723 D712 470p 470p
680k D711
B 270k 1SS119 B B
F :RN 1SS119
:RN
PROTECT
PROTECT
8.4
2.1 8.4 2.4 8.4
R727 R726
Q712 1.5k 1.5k Q710
Q711
2SC2785 2SC2785 2SC2785
R756
G R DRIVE B DRIVE
1.6 G DRIVE 1.2k
1.8
R729 R728 C712
C714 C713
R730 680p R757 180 150 680p
680p
180 B 1.2k
B
R733
R732 R731
33
33
JW701
5MM
R G B
H D717 D716
RD9.1ESB 1SS119
SLICE PROTECT
R738 100
C716
R739 100
100
R740 100
I
J
Schematic diagram Schematic diagrams
(a) (c), (vm)
H H H H H
board
– 33 –
[RGB OUT]
7 8 9 10 11 12
L701
22µH
1 1000V
2 200V
C704
3 GND
400V
:PP 4 H1
CN701
4P
WHT
:MINI
TO A BOARD
CN851
A51JUH71X
B
C737
470p
B
KG KB G2
D701
1SS119
V901
H PICTURE
TUBE
Q707
R760
2SA10910 JW(5MM)
B OUT
145.1
CV KR G1 G4 HV
151.1
7.5
R720
1k
:FPRD
D710
R719 T0 A BOARD FBT
1SS119
300k
PROTECT
:RN CN704
TAB(CONTACT)
1 GND
C BOARD WAVEFORMS
R725
1.5k
R755
B 1.2k
CN703
6P
33 WHT
:S-MICRO
1 IK
C717
2 GND
47p
3 9V
4 B IN
5 G IN
R IN
6
TO A BOARD
CN103
G G G G G
boards
– 34 –
(vm)
[VM OUT]
– VM BOARD –
LekSound&Vision'50
13 14 15 16 17 18
CN1701
8P
BLK
:S-MICRO
LekSound&Vision'50
+B 1
(1) NC 2
GND 3
9V 4
(2) VM MUTE 5
GND 6
VIDEO 7
(3)
GND 8
TO A BOARD
(1)CN609
(2)CN102
(3)CN111
LekSound&Vision'50
L1721
150µH
R1732
:FLR50
10µ
C1724
27p
19 20 21 22 23 24
VM
(VM OUT)
Q1766
2SC3311A
9V
VM AMP
C1772 R1777 R1780 R1788
Q1762
100 L1762 R1791 56k 1.2k R1783 1.5k
2SA1309A R1786
16V 39µH 330 JW(5MM)
D1761 33k
:FLR50 R1784 SLICE AMP 8.4 C1776
5.5 1.8
1SS119 100 10
7.8 5.4
9.1
D1764 D1763 C1771 1.5
3.9 4.7
1SS119 1SS119 10 Q1764
Q1761
4.6 2SC3311A 1.1
2SC3311A
R1766 CORING AMP
VM AMP
R1762 1.2k R1768 R1770 R1787
R1789
220 2.2k 33k 0.9 8.2k
470
3.2 R1778 R1781 C1751
R1736 12k 270 0.01
1.5k :MPS
C1780
10
R1774
150
C1764 3W
100 :RS
C1770
16V 0.1
Q1763
200V
R1769 Q1765
2SA1837 :PT R1782
1.8 2SC4793 R1785
L1761 C1761 VM DRIVE1 1.8
:FPRD 39
47µH 0.0047 VM DRIVE2 :FPRD
115 :FPRD
:FLR50 500V 59
E
R1775
R1764 59 1.1
1k C1775
39
C1763 :FPRD 100
R1728 L1723 R1722 1/2W D1768
10k R1721 33 D1767 16V
6.8µH 390 :FPRD 160V 115 0.6
560 MTZJ-39B MTZJ-39B
L1722 Q1722 :FLR50
5.9 DC BIAS
330µH 2SC3311A DC BIAS
1.9
:FLR50 2.5 1.2
C1722
0
560p
R1765 R1772 R1776 R1779
B C1778 C1779 Q1777
560 18k 18k 560
0.001 0.001 2SC2611
1.1 :FPRD
Q1723 :PT :PT DRIVE SW
R1727 R1724 R1723
3.3k R1725 1.8 150 2SC3311A 150
390 C1768
C1769 C1773
0.047 2.2 0.047
0
200V 160V 200V
R1753 :PT :PT
0
27k
Q1756
2SC3311A
AMP
0
– 35 –
25 26 27
NECK ASSY
VM
VM
E
Q1767
2SC3733-T
VM AMP
9.4
R1790
120
2W
:RS
R1851
10
R1812
4.7k
0
0.7
– 36 –