Sony Trinitron KV-ES34M61, Руководство по обслуживанию

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A
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B
C
D
E
F
G
H
I
J
KV-ES34M61/ES34N90
RM-916 RM-958
– 181 – – 182 – – 183 –
(13) Schematic Diagram of DH Board
– F2 Board –
PRINTED WIRING BOARDS
F2
[AC SWITCH]
– DH Board –
DH
[MAGNETIC FIELD CORRECTION]
Schematic diagram
? DH
board
1
2
3
4
VCC
GND
REF
X OUT
6
7
8
NC
REG
NC
1 2 3 4 5 6 7 8 9 10
1
2
3
4
5
6
C3808
D3807
D3808
D3809
D3810
R3856 R3857 R3853
JW3801
C3820
CN3801 CN3803
R3805
C3801
C3804
C3805
C3807
C3816
C3819
C3822 CN3802
D3805
IC3805
IC3807
NL3801
Q3807
Q3808
Q3809
Q3810
Q3811
Q3812
R3802 R3803
R3804
R3807
R3808
R3809
R3810
R3811 R3812
R3814
R3823
R3825
R3828
R3839
R3845
R3846
R3847
R3848
R3849
R3850
R3851
R3852
R3854
#
#
PROTECT
#
PROTECT
#
PROTECT
#
PROTECT
# # #
#
#
TAB CONTACT TAB CONTACT
820
5V
*
*
*
*
*
*
* *
*
SW
*
N/S DRIVE
*
SENSOR UNIT
*
*
*
*
N/S DRIVE MUTE
*
BUFFER
*
BUFFER
*
N/S DRIVE MUTE
* *
*
*
*
*
*
* *
*
*
*
*
*
*
*
*
*
*
*
* *
*
GND
7V
DEGAUSS
V
S
1
O
U
T
1
-I
N
1
+
IN
1
G
N
D
+
IN
2
-I
N
2
O
U
T
2
V
S
2
V
C
C
11V
N/S(E)
N/S(B)
TO A BOARD
CN1138
(MAGNETIC FIELD CORRECTION)
7V
7V
7V
7V
7V
11V
11V
5
V
5
V
12.2
0
2.5
2.2
0
0
5.4
6.8
2.5
3.2
0
3.2
2.5
0
0
5.0 5.0
0
0
0
2
.0
2.8
0
2.8
2.0
3
.4 4
.1
2
.8
2
.8
0
0
2
.8
2
.8
2
.4
6
.7
TO BEZEL
TO COATING
EARTH
B-SSS10325-...-DH.-ES34