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5-25. SCHEMATIC DIAGRAM – AMP SMPS Section (2/2) (HCD-EX99) –
1
2
AMP SMPS BOARD (2/2)
A
F901
CN901
T6.3AH
2P
250V
LIVE
1
AC IN ~
JL901
JL902
NEUTRAL
3
B
VDR901
JL903
AMP SMPS
CL902
CL901
2
BOARD
GND1
(1/2)
E
(EX99)
C
(Page 40)
ET901
(CHASSIS)
IC931
IC B/D
IC931
STR-X6768N
DC-DC CONVERTER
*
D
S
D
GND
22.9
VCC
4.9
SS/OLP
6.1
FB
3.4
OCP/BD
E
F
G
IC965
IC B/D
IC965
STR-Y6763
DC-DC CONVERTER
*
D
S/GND
21.5
VCC/OVP
GND
H
5.2
FB/OLP
0.3
BD
NC
I
HCD-EX66/EX88/EX99
• See page 47 for IC Block Diagrams.
3
4
5
(HCD-EX99)
CL904
E
C902
C903
ET931
470p
470p
(CHASSIS)
250V
250V
D10XB60 F
TH902
L901
L902
4
3
4
3
C905
C907
0.22
0.33
R901
250V
250V
1.5M
1
2
1
2
1/2W
C909
1000p
250V
CL905
CL906
E
ET902
(CHASSIS)
C931
Q932
1000p
2SA1364-T111-1DE
1.5kV
POWER ON/OFF
C934
22.9
23.2
3.3
C937
C932
50V
47
1
100V
100V
17.2
R933
100
0.5%
C930
R932
470p
C935
220
R934
0.022
D931
8.2k
DA2J10100L
R930
R931
R936
0.22
0.22
D938
2.2k
2W
2W
DA2J10100L
C933
Q930
220p
R935
10
VOLTAGE DETECT
D937
1.3
DZ2J06200L
0.4
C936
R937
470p
1k
R965
R968
2.2
10
1/2W
D969
DZ2J180M0L
C966
Q965
0.1
+22V REG
Q965
2SC5053T100Q
C967
CL967
150p
21.5
25.3
R969
2kV
R966
4.7k
0.82
1W
CL965
17.6
CL969
D968
C968
DZ2J220M0L
CL966
1
CL968
R971
D972
15k
DZ2J220M0L
CL970
0.5%
R972
C972
1k
220p
0.5%
R967
47k
0.5%
C970
4700p
C969
4.7
6
7
8
C910
D902
100p
250V
RECT
R914
C912
0.1
0.01
~
1W
250V
~
C911
T901
C914
0.01
DC-DC CONVERTER
390
250V
TRANSFORMER (MAIN)
450V
9
10
8
11
7
12
C939
R943
R944
3300p
100k
100k
400V
3W
3W
6
13
5
14
D940
SARS03
4
15
16
2
17
R945
D941
22
D1NL20U-TR2
1
18
R941
10k
R942
PH930
10k
R938
PS2561AL1-1-V-W
3.3k
4
1
R946
1k
3
2
D934
D935
DZ2J150M0L
DA2J10100L
PH931
PS2561AL1-1-V-W
4
1
R939
R973
2.2k
2k
R947
3.3k
3
2
R974
R975
1.8k
1.8k
C938
D939
4700p
DA2J10100L
D967
DA2J10100L
T903
DC-DC CONVERTER
R998
C975
TRANSFORMER (SUB)
100k
470p
1W
500V
6
12
D970
D1NL20U-TR2
5
11
D975
EG01C LF-F7
4
10
D981
C971
R970
RK49LF-T1
22
100k
100V
9
2
8
R978
4.7
1
7
PH965
R992
PS2561AL1-1-V-W
100
1
CL971
4
CL973
R979
1k
CL972
3
2
CL974
41
41
9
10
11
D943
FMX-22SL
L930
2.2uH
R954
0
C943
C944
C950
1000
1000
22
63V
63V
63V
R957
4.7k
0.5%
R958
D944
4.7k
DZ2J180M0L
0.5%
R959
C947
R950
R956
33k
D985
0.1
1k
22k
0.5%
MC2838-T112-1
28.2
3
4
C989
22
R960
63V
2.2k
0.5%
2
1
R949
R977
10k
10k
Q933
R951
RT1N441M-TP-1
22k
0.1
R961
1k
2.7
0.1
Q934
30.1
2SC4154TP-1EF
2.7
C946
0.1
Q935
RT1N441M-TP-1
Q933-935
POWER CONTROL
C986
C983
2700
0.1
16V
L969
R988
10uH
R980
0
1k
R984
R989
220
10k
R985
0.5%
4.7k
0.5%
C982
R981
R986
0.01
C977
10k
4.7k
0.047
0.5%
0.5%
CL976
CL975
3
4
IC966
R987
2.2k
0.5%
VOLTAGE DETECT
2
1
HCD-EX66/EX88/EX99
12
13
14
JW931
JL932
PVDD_50V
JW930
JW932
JL933
PVDD_GND
JW933
CL930
CL931
E
ET930
(CHASSIS)
IC932
VOLTAGE DETECT
AMP SMPS
1
BOARD
(1/2)
(EX99)
(Page 40)
JW921
JL977
MAIN_ON
JW922
JL974
V2_GND
JL973
JW923
V2_13.4V
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