A
B
C
D
E
G
2
F
1
3
4
5
6
7
8
9
10
HV BOARD CIRCUIT DIAGRAM
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
CTIMR
OVP
ENA
SST
VDDA
GNDA
REF
RT1
FB
CMP
NDR-D
PDR-C
LPWM
DIM
LCT
PGND
RT
CT
PDR-A
NDR-B
IC1
C2
C3
C4
C5
C6
C7
C8
C11
C12
C16
R18
R13
R3
R2
R1
F1
C1
C14
ZD1
C13
R8
1
2
3
4
5
6
7
8
U1
1
2
3
4
5
6
7
8
U2
1
3
2
D1
R7
Q2
R17
R6
3
Q8
Q7
R19
R20
3
Q5
Q4
R15
R14
R9
R21
R16
R26
C17
1
3
2
D2
R6
Q6
Q3
VCC
VCC
VCC
VCC
C18
R10
1
2
3
4
CN2
C20
R23
1
3
2
D6
R22
C22
1
2
3
4
CN3
5V
5V
5V
5V
5V
A
B
B
A
C
C
C
3
Q1
F2
1
2
3
4
6
7
T1
1
2
3
4
6
7
T2
1
2
3
4
6
7
T3
1
2
3
4
6
7
T4
C19
C23
F3
F
F
1
3
2
D3
1
3
2
D5
1
3
2
D7
C21
X
X
X
X
1
2
3
4
5
6
7
8
U3
1
2
3
4
5
6
7
8
U4
Y
Y
Z
Z
VCC
VCC
H
H
I
I
C15
C
VCC ON/OFF DIM
GND
C24
C31
L1
C32
C33
C29
C30