STR-KS370
STR-KS370
19
19
5-8. SCHEMATIC DIAGRAM - MAIN Board (1/5) -
• See page 10 for Waveforms. • See page 33 for IC Block Diagrams. • See page 38 for IC Pin Function Description.
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
+3.3V
HDMISPDIF
DGND
1k
R1733
100
R1730
100
R1722
100
R1721
100
R1720
1k
R1732
E
EB1700
37 38 39 40 41 42 43 44 45 46 47 48
1k
R1734
100
R1726
100
R1753
FB1708
100
R1723
R1738
10k
220
R1731
0.01
C1738
100
R1729
12.288MHz
X1700
0.022
C1717
1M
R1741
1000p
C1736
100
R1718
100
R1717
JL1076
FB1710
FB1702
FB1701
E+6V
AGND
A+9V
BD3842DATA
BD3842CLK
TC74VHC153A
TC74VHC153B
DCACON/OFF
R1735
3.3k
CL1711
C1741
1
CL1702
NJM4565M(TE2)
IC1705
R1740
47k
C1740
1
CL1703
10uH
L1701
R1736
4.7k
R1746
47k
R1739
47k
C1743
1
CL1701
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18P
CN1701
DGND
VBUS(5V)
NC
VIDEO5V
DMPORT RX (UCOM TX)
DMPORT TX (UCOM RX)
DET
DGND
WM DET
WM A/D
(Lch)AGND
(Rch)AGND
Lch
Rch
WM RX
WM TX
VIDEO
VGND
C1742
1
C1086
0.1
R1747
47k
+5V
FB1704
FB1703
DMPORT_DET
DMPORT_TX
DMPORT_RX
10k
R1737
RT1N141C-TP-1
Q1700
HDMI_MUTE
ARC_SPDIF
SAIR-OUT-R
SAIR-OUT-L
10V
470
C1761
10V
470
C1719
10
C1726
50V
50V
10
C1724
16V
C1723
100
C1700
16V
47
0.1
C1706
0.1
C1707
C1705
0.1
C1760
0.1
C1722
100
16V
C1759
100
16V
R1719
100
0.1
C1716
0.1
C1747
50V
10
C1752
50V
10
C1748
IC1703
PCM1808PWR
50V
10
C1751
0.1
C1749
0.1
C1750
100
R1750
100
R1751
MA2J1110GLS0
D1700
C1746
1000p
MA2J1110GLS0
D1701
R1713
100
FB1707
50V
1
C1745
50V
1
C1744
0
R1727
0
R1728
0
R1725
0
R1724
1
C1708
1
C1703
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
25P
CNS201
RDS DATA
RDS CLK
DO/ST/SD
CL
DI
CE
TUNED SD
AGND
TC74VHC153 B
+9AV
TC74VHC153 A
TUNER GND
OPT OUT
DMPORT L
DGND
DMPORT R
DGND
ANALOG OUT R
+3.3V
ANALOG OUT L
BD3842 DATA
SAIR OUT R
BD3842 CLK
SAIR OUT L
DCAC ON/OFF
ST-CE
RDS_CLK
ST_CLK
ST_DI
RDS-DATA
ST_TUNED
SD-DO
330
R1715
220
R1716
33p
C1730
33p
C1729
100p
C1755
100p
C1756
0.1
C1709
HDMI_SD1
DIR_NONAU
DIR_CLK
TC74VHC157FT(EKJ)
IC1702
DIR_ERR
DATA_DIR
SI_E
MULTI_PCM
TC74VHC157FT(EKJ)
IC1701
DIR_RST
100
R1704
FB1706
HDMI_SD3
100
R1707
DIR_DO
DIR_XSTATE
SI_B
100
R1706
HDMI_SD0
DIR_DIN
C1702
0.1
C1718
10
50V
LRCK
HDMI_BCK
100
R1705
BCK
SI_C
100
R1701
DIR_RERR
220
R1700
HDMI_SD2
100
R1703
DIR_ZERO
SI_D
DIR_CSFLAG
0.1
C1714
C1762
10
50V
FB1705
DIR_CE
HDMI_LRCK
MCK
EMG_MUTE
HDMI_MCK
0.1
C1710
TK11150CSCL-G
IC1700
R1742
22k
R1743
22k
R1744
22k
R1745
22k
16V
47
C1701
0.1
C1715
0.1
C1711
0.1
C1712
DIR_DO
DIR_DIN
DIR_ERR
DIR_RERR
DIR_CSFLAG
DIR_RST
HDMI_SD2
DIR_ERR
DIR_RST
HDMI_MCK
DIR_XSTATE
DATA_DIR
DIR_CE
HDMI_SD1
HDMI_SD0
HDMI_SD2
DIR_CSFLAG
DIR_NONAU
HDMI_SD1
HDMI_BCK
DIR_DO
DIR_DIN
HDMI_SD3
HDMI_SD3
DIR_ZERO
HDMI_LRCK
DIR_CLK
HDMI_LRCK
HDMI_SD0
HDMI_BCK
DIR_CE
DIR_CLK
HDMI_MCK
DIR_NONAU
DIR_ZERO
DATA_DIR
DIR_XSTATE
DIR_RERR
IC1701
SIGNAL SELECTOR
IC1702
IC1705
LINE AMP
(CHASSIS)
IC1703
A/D CONVERTER
IC1700
+5V REGULATOR
DMPORT
DC5V
0.7A MAX
MUTING
SWITCHING
FB1700
6.3V
1000
C1512
MAIN BOARD (1/5)
0
2.8
0.3
3.3
3.3
0
3.3
1.7
1.7
1.7
2.5
3.3
3.3
1.6
1.6
0
3.3
3.3
3.3
3.3
0
1.8
0
0
3.3
3.3
3.3
2.5
5
3.4
1.7
1.7
1.7
3.1
0
5
1.3
3.3
6.3
1.3
3.4
2.5
2.5
5
0
5
5
5
5
8
1.7
0
1.7 1.3
0
1.3
3.4
0
0
3.4
0.3
0.2
0
0
0
0
0
0
0
1.7
0
1.7
1.7
0
1.7