– 154 –
– 155 –
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
H
I
J
– 153 –
KV-ES34K90
RM-959
(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
C3801
CN3802
R3846
C3805
R3847
Q3811
R3805
R3807
Q3810
R3848
R3804
D3805
R3802
R3803
Q3807
Q3808
C3804
C3816
R3854
R3839
C3819
R3814
R3810
R3845
Q3812
Q3809
C3807
IC3805
R3851
R3852
R3809
R3808
R3850
R3825
R3828
C3822
R3823
R3849
R3812
R3811
IC3807
NL3801
#
#
PROTECT
#
PROTECT
#
PROTECT
#
PROTECT
#
#
#
#
#
TAB CONTACT
TAB CONTACT
10
6P
1k
10
100
2SC3785TP-HFE
BUFFER
1.8k
470
:RN
2SA1175TP-HFE
BUFFER
1k
9.1k
1SS119-25TD
SW
1k
1k
DTC144ES-TP
DTC144ES-TP
0.01
10
10k
10k
1
330
4.7k
4.7k
2SC2785TP-HFE
N/S DRIVE MUTE
2SC3785TP-HFE
N/S DRIVE MUTE
0.01
LA6510
N/S DRIVE
5
100k
75k
150k
15
1k
0.47
0.1
:PT
15
0.47
15
470k
MAGNETIC
SENSOR UNIT
GAP,SPARK
5V
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-SSS10529-Korea-DH.-ES34