Schematic Diagram - Digital Board (3/4) - Sony STR-DH730 Service Manual

STR-DH730/DH830
5-13. SCHEMATIC DIAGRAM – DIGITAL Board (3/4) –
1 2
A
DIGITAL BOARD (3/4)
IC2351
B TORX147L(SONY)
JSR1124
IC2351
DIGITAL OPTICAL
C2370 10
RECEIVE
GND
SAT/CATV
0.95 JL2871 R2351 100
OPTICAL OUT
3.3 C2351 0.1
IN
VCC
DIGITAL
(ASSIGNABLE) J2301
1P
JL2872
C
BD/DVD
R2855
COAXIAL IN
75
IC2352
TORX147L(SONY)
JSR1124
IC2352
DIGITAL OPTICAL
RECEIVE
GND
0.95 JL2868 R2354 100
OPTICAL
OUT
D TV
IN JL2869
3.3 C2354 0.1
VCC
JL2870
2
DIGITAL
BOARD
2
(1/4), (2/4)
(Page 24),
E
(Page 25)
3
F
16
DIGITAL
BOARD 9
(4/4)
(Page 27)
17
G
H
I
J
STR-DH730/DH830
• See page 45 for Waveforms.
3 4 5 6
C2361
R2356
0.1
470 FB2891
0uH
C2355
22
R2358
R2357 D2717
6.3V
470k
47k DA2J10100L
3.1 1.8 1.8
IC2303
8 7 6 5
TC7WHU04FU (TE12R)
IC2303
C2359
C2358
100
0.1
16V
IC B/D
WAVE SHAPER
1 2 3 4
3.1 0
R2759
100
FB2801
0uH
C2267 100 16V
C2270 0.1
R2111
10k
R2948 0
0 0 3.3 1.7 1.8 1.8 1.3 3.3
0
R2949 0
MC/SCL
3 2
DIR_CE
R2946 0 3.3
MS/ADR1
R2940 10k 3.3
MODE
HDMI_SPDIF
0
RXIN7/HDMI_SPDIF IC2006
ARC_SPDIF 2.8 PCM9211PTR
RXIN6/HDMI_ARC
IC2006
USB_SPDIF
2
RXIN5/USB_SPDIF MPIO_C0/X_STATE
0
RXIN4/TV OPT IN DIGITAL AUDIO
0 INTERFACE
RXIN3/SAT/CATV OPT IN MPIO_A2/HDMI_LRCK
RECEIVER
2.6
RXIN2/DVD_Coaxial In MPIO_A1/HDMI_BCK
DIR_RST
3.3
RST MPIO_A0/HDMI_MCK
RXIN1
R2311 VDDRX
47k
1.8 1.8 3.3 0 2.4
FB2007 21A102
R2815
1M
X2801
C2268
R2816
24.576MHz
4700p
220
R2050
C2273
680
0.1
C2814 C2815
C2269
7p 7p
0.068
C2266
100
16V
• See page 46 for IC Block Diagrams.
7 8 9
R2104
1k
IC B/D
0 0
MPIO_B1/SI_D
0
MPIO_B0/SI_C
SD3
MPIO_C3/SD3
0 SD2
MUTE
MPIO_C2/SD2
0 SD1
MPIO_C1/SD1
0 R2901 10k
3.3
SD0
MPIO_A3/SD0
0 LRCK
NON_LPCM
0 BCK
R2125
0 MCK 10k
0
NPCM/INT1
0
ERROR/INT0
0
5 2.4 0
FB2033
C2265 21A102
C2274
100
0.1
16V
26 26
10 11 12
DIGITAL BOARD (1/4)
(Page 24)
5
8 10 9
C2870
C2881
0.1 0.1
C2868 C2871
10 10
L2008
C2869 C2872
10uH
220 4V 220 4V
C2876
0.1
FB2884 FB2885
220ohm 220ohm
L2007
10uH
1.1V
C2875 C2873
C2874
0.1
10
10
C2877
R2059 1000
C2899
100
6.3V 0.1
R2099 10k
C2074 10
C2072 0.1
IC2804
C2069
TC74VHC157FT (EKJ)
0.01 6
IC2804
MUTING
1 3.7
1 SEL VCC 16
3.3
2 A0 ST 15
5 4
3 2
1 3.7
1 3.3 3.2 3.2
3 B0 A3 14
3.3 3
4 Y0 B3 13 R2173
22k
0 3.7
5 A1 12
Y3
R2941
1k
3.1
6 B1 A2 11
R2172
0.8
10 10k
7 Y1 B2
8 GND Y2 9
IC B/D
13 14 15
IC2803
MP2301ENE-LF-Z
IC2803
FB2886
220ohm
POWER OPERATION AMP
9
C2878
TAB
0.1
6 4.1
1 BST SS 8
5.5 5.6 R2892 1k
2 VIN EN 7 11
1.8 1.6
3 SW COMP 6
1.3 R2891
C2879
4 GND FB 5
1k DIGITAL
0.022
BOARD
6
(2/4)
(Page 25)
R2860 R2889
R2886
470 4.7k
10k
12
DIGITAL
4
BOARD
7
(2/4)
(1/4)
(Page 24) (Page 25)
IC2010
SI-3010KM-TLS
IC2010
+3.3V REG
1
DIGITAL
BOARD
8
15
(2/4)
(Page 25)
C2114
22
DIGITAL
BOARD
10
18
(4/4)
(Page 27)
19
DIGITAL
20
BOARD
11
21
(4/4)
22
(Page 27)
23