KDE-37XS955/42XS955 (UC) 3-19
1
A
B
C
D
E
F
G
H
I
K
J
2
12
13
11
10
9
8
7
6
5
4
3
14
15
(2)
Schematic Diagrams of A2FU Board
ATSC11V
+11V
+3.3V
STBY5V
+6.5V
+9V
+11V
+11V
+11V
SW9V
A5V
D5V
0
10.3
3.5
5.1
5.1
8.9
4.7
2.7
6.0
3.4
2.6
6.0
1.7
0
1.6
1.0
2.5
6.0
4.7
3.4
6.0
1.5
1.5
1.0
1.0
1.6
1.0
6.0
3.5
6.0
2.6
5.1
10.3
5.6
10.3
10.3
0
0
0
0
2.5
10.3
3.7
5.6
10.3
1.6
1.2
1.2
1.2
1.5
1.0
10.3
10.3
10.3
8.9
4.9
10.3
6.1
1.5
2.4
0
3.2
4.7
3.1
0
4.8
4.7
4.7
CN6009
G2F(1/2)BOARD
TO
CN6008
G2F(1/2)BOARD
TO
CN6004
G2F(1/2)BOARD
TO
CN010
A1U(3/3)BOARD
TO
SW
SW
TO(2/2)
D_DVP
DC-DC CONV.
B-SS12324<UC.>-A2FU-P1
TO(2/2)
SW
(POWER SUPPLY)
A2FU(1/2)
3.15A
PS2002
3.15A
PS2001
TO(2/2)
TO(2/2)
TO(2/2)
TO(2/2)
TO(2/2)
TO(2/2)
POW. CTRL
DC-DC CONV.
SW
POW. CTRL
TO(2/2)
TO(2/2)
9V REG
11V CTRL
11V SW
S
IRFR5305TR
Q2008
2SC4081T106R
Q2009
1
2
3
4
5
PQ09DZ1U
IC2004
IN
VC
OUT
NC
GND
16V
100
C2054
1608
16V
0.1
B
C2055
16V
10
C2056
1/10W
RN-CP
47k
R2075
1/10W
RN-CP
47k
R2077
CHIP
0
R2081
JL2005
ATSC_A9V
ATSC11V
JL2004
MM3Z6V2ST1
D2026
1/10W
RN-CP
3.3k
R2102
CHIP
0
R2125
1/10W
RN-CP
5%
2.2k
R2078
1/10W
RN-CP
5%
22k
R2076
1
C2104
UDZSTE-177.5B
D2027
STBY5V
SW9V
D5V
A5V
3.3V
11V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
40P
CN8206
STBY_5V
STBY_5V
GND
GND
SW_9V
SW_9V
SW_9V
GND
D5V
GND
D5V
D5V
GND
GND
A5V
A5V
A5V
A5V
GND
GND
GND
GND
GND
3.3V
3.3V
NC
11V
11V
GND
AC_RLY
GND
NC
GND
GND
GND
NC
GND
GND
GND
NC
AC_RLY
EMI
G
FL001
EMI
G
FL002
EMI
G
FL003
TO(2/2)
TO(2/2)
TO(2/2)
C2102
100p
C2101
100p
R2122
10
5%
JL2021
JL2020
JL2019
JL2018
JL2017
JL2016
RN-CP
1/10W
2.2k
R2018
R2012 10k
RN-CP
1/10W
C2016
CH
150p
50V
1608
1608
B
50V
1000p
C2014
GND
STB
VCC
VREF
INV1
FB1
SCP
DTC1
PVCC1
OUT1
PGND
OUT2
PVCC2
DTC2
FB2
INV2
NON2
CT
RT
SEL1
BD9851EFV
IC2002
12345
6789
10
11
12
13
14
15
16
17
18
19
20
GND
STB
VCC
VREF
INV1
FB1
SCP
DTC1
PVCC1
OUT1
PGND
OUT2
PVCC2
DTC2
FB2
INV2
NON2
CT
RT
SEL1
BD9851EFV
IC2001
12345
6789
10
11
12
13
14
15
16
17
18
19
20
R2103
150k
RN-CP
1/16W
RN-CP
1/16W
150k
R2022
0
R2042
C2032
B
0.47
10V
1608
C2031
B
0.47
10V
1608
16V
100
C2043
16V
100
C2042
16V
100
C2041
16V
100
C2044
RN-CP
1/10W
3.3k
R2047
MM3Z13VT1
D2011
D2007
PTZ-TE25-13A
C2021
B
10
25V
3225
JL2011
JL2003
JL2002
RN-CP
1/10W
10k
R2035
RN-CP
1/10W
68k
R2034
RN-CP
1/10W
15k
R2033
R2002
47k
RN-CP
1/10W
R2005
0
CHIP
10uH
L2002
1608
CH
50V
470p
C2035
D2010
PTZ-TE25-3.9B
10uH
L2004
RN-CP
1/10W
47k
R2016
C2005
B
10
25V
3225
C2007
B
10
25V
3225
MMDL914T1
D2025
Q2001
2SC4081T106R
C2034
CH
100p
50V
1608
C2036
B
1
10V
2012
D2008
PTZ-TE25-6.2A
C2033
CH
100p
50V
1608
EC31QS03L-TE12L
D2004
10uH
L2001
10uH
L2008
C2022
B
10
25V
3225
16V
100
C2001
EC31QS03L-TE12L
D2003
Q2003
FDS4435A
D4
D3
D2
D1
G
S3
S2
S1
1234
5
6
7
8
10uH
L2009
MMDL914T1
D2023
C2003
B
10
25V
3225
C2029
B
0.1
16V
1608
RN-CP
1/10W
10k
R2031
10uH
L2007
C2025
B
1
25V
3216
D2009
PTZ-TE25-3.9B
RN-CP
1/10W
18k
R2036
C2028
B
1
25V
3216
C2018
CH
100p
50V
1608
EC31QS03L-TE12L
D2006
RN-CP
1/10W
1k
R2050
10uH
L2006
C2038
B
1
10V
2012
C2026
B
1
25V
3216
C2027
B
1
25V
3216
RB521S-30-TE61
D2001
MMDL914T1
D2017
MM3Z6V2ST1
D2016
C2024
B
10
10V
3216
C2023
B
10
10V
3216
RN-CP
1/10W
3.3k
R2023
Q2006
FDS4435A
D4
D3
D2
D1
G
S3
S2
S1
1234
5
6
7
8
C2019
B
1
25V
3216
C2004
B
10
25V
3225
RN-CP
1/10W
15k
R2027
1/10W
RN-CP
470k
R2007
R2011 1.8k
RN-CP
1/10W
RN-CP
1/10W
470k
R2041
1608
CH
50V
470p
C2037
10uH
L2005
RN-CP
1/10W
47k
R2038
RN-CP
1/10W
47k
R2004
C2030
B
0.1
16V
1608
C2012
B
1
10V
2012
MMDL914T1
D2024
RN-CP
1/10W
47k
R2003
RN-CP
1/10W
3.3k
R2039
RN-CP
1/10W
100k
R2037
16V
100
C2002
RN-CP
1/10W
10k
R2025
1/10W
RN-CP
22k
R2046
1608
B
50V
4700p
C2013
RN-CP
1/10W
3.3k
R2040
RN-CP
1/10W
1k
R2048
R2013
0
CHIP
C2006
B
10
25V
3225
RN-CP
1/10W
10k
R2028
EC31QS03L-TE12L
D2005
RN-CP
1/10W
27k
R2019
R2014
0
CHIP
C2015
CH
470p
50V
1608
C2008
B
10
25V
3225
RN-CP
1/10W
10k
R2029
MM3Z6V2ST1
D2013
RN-CP
1/10W
680
R2017
Q2014
FDS4435A
D4
D3
D2
D1
G
S3
S2
S1
1234
5
6
7
8
RN-CP
1/10W
10k
R2026
R2015
47k
RN-CP
1/10W
10uH
L2003
RN-CP
1/10W
10k
R2021
1/10W
RN-CP
470k
R2009
Q2002
2SC4081T106R
C2020
B
1
25V
3216
C2017
CH
100p
50V
1608
C2011
B
1
10V
2012
RN-CP
1/10W
470k
R2043
RN-CP
1/10W
1k
R2049
RB521S-30-TE61
D2002
RN-CP
1/10W
3.9k
R2020
RB521S-30-TE61
D2015
1/10W
RN-CP
22k
R2045
RN-CP
1/10W
47k
R2024
MM3Z4V3ST1
D2014
R2006
0
CHIP
Q2004
FDS4435A
D4
D3
D2
D1
G
S3
S2
S1
1234
5
6
7
8
10uH
L2010
RB521S-30-TE61
D2012
RN-CP
1/10W
10k
R2030
AC_RLY
PANEL_ON
GND
SW9V
SW9V
GND
ATSC5V
GND
SUB18V
CN2004
7P
7
6
5
4
3
2
1
6.5V
POW_CTL
6.5V
11V
ATSC5V
SW9V
THERMO_G
FAN_DRV
FAN_ERR
POW_CTL
PS_PROT
+B_OVP
STBY5V
R2001
0
CHIP
2.5V
SUB11V
SUB11V
SUB11V
GND
GND
GND
SUB6.5V
SUB6.5V
GND
GND
CN2001
10P
10
9
8
7
6
5
4
3
2
1
THERMO_G
FAN_DRV
FAN_ERR
PANEL_ON
POW_CTL
PS_PROT
+B_OVP
STBY5V
GND
P_SW
AC_RLY
GND
TU32V
CN2005
13P
13
12
11
10
9
8
7
6
5
4
3
2
1
JL2001