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STR-DH590
STR-DH590
55
55
6-18. SCHEMATIC DIAGRAM - DCDC Board -
• See page 57 for Waveforms. • See page 58 for IC Block Diagrams.
13.9
8.9
3.3
13.3
0.7
14.2
10.2
4.6
13.8
0.7
13.9
7.9
2.2
3
0.7
5.6
14.2
11.9
6.3
13.8
0.7
5.6
21
23
20
22
0.047
C1708
10
C1804
10
C1822
10
C1803
10
C1823
0.1
C1841
10
C1802
0.1
C1821
10
C1842
10
C1843
10
C1863
10
C1845
0.047
C1707
25V
3300
C1701
10V
C1835
470
4P
CN1701
1
R3 AC (YEL)
2
NC
3
CENTER TAB
4
R3 AC (GRN)
4P
CN1711
1
STBY 10V
2
STBY GND
3
AC CUT
4
POWER-RY
8P
CN1721
AC_CUT
1
POWER_RY
3
STANDBY_3.3V
4
DCDC(DSP)_2.2V
5
DCDC_4.6V
6
DCDC_6.3V
7
HDMI_2.2V
8
SA10QA04
D1802
SA10QA04
D1801
F1701
250V
F1702
250V
0
R1726
0
R1727
10k
R1861
4.7k
R1879
10k
R1801
22k
R1819
5.6k
R1839
10k
R1841
10k
R1821
10k
R1859
TPS542941PWPR
IC1841
VIN1
1
VBST1
2
SW1
3
PGND1
4
EN1
5
PG1
6
VFB1
7
GND
8
VREG5
9
VFB2
10
PG2
11
EN2
12
PGND2
13
SW2
14
VBST2
15
VIN2
16
TPS542941PWPR
IC1801
VIN1
1
VBST1
2
SW1
3
PGND1
4
EN1
5
PG1
6
VFB1
7
GND
8
VREG5
9
VFB2
10
PG2
11
EN2
12
PGND2
13
SW2
14
VBST2
15
VIN2
16
0.1
C1801
1
C1840
22p
C1879
33k
R1877
1k
R1878
CL1871
0
R1876
CL1874
22
C1873
22
C1874
0.1
C1871
CL1872
0.1
C1861
10
C1862
CL1845
CL1841
22
C1854
22p
C1859
22
C1853
0.1
C1851
3.3k
R1858
47k
R1857
0
R1856
CL1856
CL1853
CL1815
CL1801
0.1
C1811
22
C1814
22p
C1819
22
C1813
CL1806
CL1803
5.6k
R1818
68k
R1817
0
R1816
E
ET1700
RB095B-90TL
D1701
CL1713
CL1712
CL1714
CL1711
1
C1820
0.1
C1831
CL1832
22p
C1839
22
C1833
22
C1834
560
R1838
10k
R1837
0.1
C1836
CL1831
CL1834
0
R1836
CL1701
CL1704
CL1703
CL1702
0.1
C1706
CL1700
C1725
0.1
0.1
C1724
FB1724
FB1725
CL1723
CL1724
CL1728
CL1725
CL1727
CL1726
CL1721
4.7uH
L1851
2.2uH
L1841
2.2uH
L1811
2.2uH
L1801
2.2uH
L1831
4.7uH
L1871
IC1841
IC1801
DC/DC CONVERTER
T3.15A
T3.15A
DCDC BOARD
T901
>06S
MAIN POWER
STANDBY
>07S
CN961
BOARD
(CHASSIS)
BOARD
H59-DIGITAL
(3/3)
2
NC
DC/DC CONVERTER
TRANSFORMER
10
11
12
13
14
F
1
C
D
6
E
2
B
3
A
4
5
7
8
9
(Page 56)
(Page 56)
Содержание STR-DH590
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