Printed Wiring Boards And Parts Location - Sony KV-AR252M81 Service Manual

4-5. PRINTED WIRING BOARDS AND PARTS LOCATION

PRINTED WIRING BOARDS
C
[RGB AMPLIFIER, ROTATION CIRCUIT, LANDING CORRECTION CIRCUIT]
– H1 board –
CN3907
7
1
CN3905
Q3902
C3911
E B
R3916
E B
Q3901
R3914
R3912 R3910 R3909 S3903 R3920 S3908
S3905 S3904 S3902
R3908
CH+ CH- VOL+ VOL- VIDEO
– C board –
6
ROT SW
Q1802
CN1801 ROT CTRL
D1804
15V R1805
5V E
B
1 6 R1826
GND
VD+
1 R1807
R1816
Q1801
A704 R1808
Q1804
C1804
Q1800 B
E
D1803
R1814 E B
E R1806
B
R1804
R1809
E B
R1821
Q1803
10
A1800
1 R794 D755
IC1800
L751
R1802
R1824
CN1802
R757
R1823
3 1
R765
L753 D756
N/S N/S Q3802
NC
COIL+ COIL-
3 1
E B R758 L752
R3808 D754
R3804
LC(B) C754
LC(E)
R3803
GND
C3800
9
10
7V 8 KG
KR
KB
11V
R3805
7
11
G1-2
G1-3
6
H2
C3802
R781
R3810
R3807 5
H1
R3809
4
R3813
G1-1
3
R3814
NL700
G2
R3802
200V
13
RCV
C787
GND
H1
R3801
CN704
J751
D784
D3801
1000V
E C784
B J752
A707
R795
Q3800
A705
GND GND
D783
A708
CN707
CN702
KV-AR252M81
VM
[VELOCITY MODULATION]
1-689-957-12
(1-723-348-12)
CN3908
CN3904
9 5
R2
R3918
R3905
R3907
S3907 R3915
S3909
R
MENU SOUND MODE
– VM board –
C785
R797
C790
A703
R786
R754
A751 D785 CN5902 1
C789 GND
B OUT
D786
G OUT
C788
C5918
R784
R OUT
D787
GND
R713
1K
R775
C5912
9V
R764
C783
R776
E B
Q701
R756
L750
R763
D781
G4
1
1-860-469-11
(1-723-528-11)
R1
GND GND
A706
CN705 CN706
– 62 –
KV-AR252M81
RM-W102 RM-W102
H
1
[FRONT PANEL]
3 1
CN3906
1 1
9
C3902
1 CN3903 1 1 4 CN3901 1
3 6
CN3902
D3913
C3900
L3901
C3906
C3901
C3903
R3902
R3917
C3913
C3914
JW3914
D3902
R3924 J3901 J3904
J3902
L J3903
V
3
8 1
A5906
1-860-471-11
(1-723-528-11)
CN5904
E Q5901
Q5906
R5910
E B
C5903
Q5905 R5951
E B
R5909
R5936
D5906
D5905
B
E
R5915
Q5902
C5917
C5920
C5909
A5902
D5907
R5937
H
2
[FRONT PANEL]
– H2 board –
C3916
LED G
LED R
GND
SIACS IN
3.3V SEN
QP-
NC +B
NC
R1 QP+ GND
9V
GND
Q5910
B
VM
R5941
Q5907
R5952
C5902
R5942 L5903
R5939
R5901
R5906 L5902
L5904
D5901
Q5903
C5904
R5938
E B C5914
C5915
– 63 –
1-689-958-12
(1-723-348-12)
D3909
R2