HT-XT100
HT-XT100
25
25
4-6. SCHEMATIC DIAGRAM - MAIN Board (4/6) -
• See page 33 for IC Block Diagrams.
47uF/16V
CE4
47uF/16V
CE4
C14
3300pF//50V/X7R
C14
3300pF//50V/X7R
C2
NC/0
.1
uF
C2
NC/0
.1
uF
R21
22K
R21
22K
R2
0
7.5
K
R2
0
7.5
K
C21
330pF/16V/NP0
C21
330pF/16V/NP0
220uF/35V
CE2
220uF/35V
CE2
R3
10K
R3
10K
R2
2
0
R2
2
0
R
19
15K/
1%
R
19
15K/
1%
C17
0.1uF
C17
0.1uF
C3
0.
1uF
C3
0.
1uF
R6
47K
R6
47K
C6
10NF
C6
10NF
C
24
10uF/
1
6V/
X
7
R
C
24
10uF/
1
6V/
X
7
R
C537
NC/100pF/50V/NP0
C537
NC/100pF/50V/NP0
R18
0
R18
0
L2
10uH/2A
L2
10uH/2A
R550
NC/150
R550
NC/150
C1
6
0.
1uF/
25V/
Y
5V
C1
6
0.
1uF/
25V/
Y5V
Q2
AP2316
Q2
AP2316
FB5
300/2A
FB5
300/2A
C1
0.
1uF
C1
0.
1uF
R8
22K
R8
22K
C19
0.
1uF
C19
0.
1uF
FB3
300/2A
FB3
300/2A
C8
10uF/
16V/
X
7
R
C8
10uF/
16V/
X
7
R
R11
7.5K
R11
7.5K
C1
8
0.
1uF/
25V/
Y
5V
C1
8
0.
1uF/
25V/
Y
5V
R1
56
R1
56
C30
1uF/
16V/
Y5V
C3
0
1u
F
/1
6
V
/Y
5
V
R1
6
NC/5
6
R1
6
NC/5
6
100uF/
16V
CE
29
100uF/
16V
CE29
C2
8
0.
1uF/
25V/
X
7R
C
28
0.
1uF/
25V/
X
7R
C
11
0.
1uF/
25V/
Y
5V
C
11
0.
1uF/
25V/
Y
5V
C
194
22uF/
6.
3V/
X5R
C
194
22uF/
6.
3V/
X5R
D
542
NC
D
542
NC
C29
3300pF//50V/X7R
C29
3300pF//50V/X7R
C7
0.
1uF
C7
0.
1uF
C
20
N
C
/0.
1uF/
25V/
Y
5V
C
20
N
C
/0.
1uF/
25V/
Y
5V
C5
0.1uF/25V/Y5V
C5
0.1uF/25V/Y5V
C9
NC/0
.1
uF
/2
5V
/Y5
V
C9
NC/0
.1
uF
/2
5V
/Y5
V
L1
10UF/3A
L1
10UF/3A
C22
10NF
C22
10NF
D
543
NC
D
543
NC
U4
LD1117STR
U4
LD1117STR
47uF/16V
CE5
47uF/16V
CE5
U2
EUP3482A
U2
EUP3482A
U1
AP4435GM
U1
AP4435GM
C1
2
0.
1uF/
25V/
X
7R
C
12
0.
1uF/
25V/
X
7R
R14
47K
R14
47K
R
15
39K/
1%
R
15
39K/
1%
R17 22K
R17 22K
R549
NC/150
R549
NC/150
C
32
0.
1uF/
25V/
Y
5V
C
32
0.
1uF/
25V/
Y
5V
R13
56
R13
56
C
10
0.
1uF/
2
5V/
Y
5V
C10
0.
1uF/
25V/
Y5V
XS1
6PIN/2.0mm
XS1
6PIN/2.0mm
U3
EUP3482A
U3
EUP3482A
220uF/16V
CE6
220uF/16V
CE6
CE3
220uF/16V
CE3
220uF/16V
R9
300/1%
R9
300/1%
R250
NC/0
R250
NC/0
FB4
300/2A
FB4
300/2A
C
27
N
C
/330pF/
50V/
N
P
0
C
27
N
C
/330pF/
50V/
N
P
0
Q3
AP2316
Q3
AP2316
C13
NC/
330pF/
50V/
N
P
0
C13
NC/
330pF/
50V/
N
P
0
C538
NC/100pF/50V/NP0
C538
NC/100pF/50V/NP0
R2
3
NC/1
20
/1
%
R2
3
NC/1
20
/1
%
R2
20K
R
2
20K
C
26
0.
1uF/
25V/
Y
5V
C
26
0.
1uF/
25V/
Y
5V
C15
0.1uF
C15
0.1uF
C
25
N
C
/0.
1uF/
25V/
Y
5V
C
25
N
C
/0.
1uF/
25V/
Y
5V
R12
1K/1%
R12
1K/1%
C
31
4.
7uF/
16V/
Y
5V
C
31
4.
7uF/
16V/
Y
5V
C4
330pF/16V/NP0
C4
330pF/16V/NP0
FB6
300/2A
FB6
300/2A
FB1
300/2A
FB1
300/2A
R4
4.3K/1%
R4
4.3K/1%
Q1
NPN_3DG3904M
Q1
NPN_3DG3904M
C
23
0.
1uF
C
23
0.
1uF
R
10
10K
R1
0
10
K
R7
10K
R7
10K
C
E
7
220uF/
16V
C
E
7
220uF/
16V
R5
NC/56
R5
NC/56
FB2
30/3A
FB2
30/3A
220uF/35V
CE1
220uF/35V
CE1
++
++
++
++
++
++
++
++
G
D
S
input
Vout
ADJ/GND
output
BS
IN
SW
FB
COMP
GND
SS
EN
S1
S3
S2
G1
D4
D3
D2
D1
1
2
3
4
5
6
BS
IN
SW
FB
COMP
GND
SS
EN
G
D
S
STB_5V
POWER_18V
POWER_18V
1V2
AMP_VCC
STB_3V3
STB_3V3
STB_5V
STB_3V3
SYS_3V3
AMP_VCC
STB_5V
SYS_5V
AMP_VCC
3
4
1
2
1
2
3
5
6
4
8
7
1
2
3
4
5
6
7
8
1
2
3
4
5
6
1
2
3
5
6
4
8
7
PO
WER
_
18V
POWER ON/OFF
A
3
8
6
E
2
D
5
B
C
7
1
4
(4/6)
MAIN BOARD