Schematic Diagram - Digital Section (1/3) - Sony STR-DG720 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
5-14. SCHEMATIC DIAGRAM – DIGITAL Section (1/3) –
1 2 3
DIGITAL BOARD (1/3)
A
FB1350
C1370 IC B/D
IC1302
47 25V
IC1352
TORX147L(SONY)
SELECTOR
R1354
2
100
TV 0.1
C1316
1
IN 0.1
3.3
3 STROBE VCC
(OPTICAL)
C1354 3.3
0
0.1 B STROBE
2.1 0
1C3 A
IC1351
R1351
TORX147L(SONY)
0.1
100
B 1C2 2C3
2
SAT 0.1 0.1
1 1C1 2C2
IN
3.3
3
(OPTICAL) R1368
1C0 2C1
C1351
0
0.1
0
1Y 2C0
IC1351,1352
R1366
GND
2Y
DIGITAL 100
OPTICAL RECEIVER
(ASSIGNABLE)
C
J1301
1P R1355 C1361 R1356
75 0.1 470
DVD
IN
R1357
R1358
(COAXIAL) 47k
C1355 R1362 470k
FB1310
22 680k
50V
3.3 1.6 1.6
8 7 6 5
C1358
0.1
IC1303
D
WAVE SHAPER
C1359
1000
6.3V
1 2 3 4
2.5 1.5
R1359
100
E
CNS512
T E 17P
L 1 3 9 4 2 2 9 6 5 1 3
C1011
NC 1
F 0.01
GND 2
CL055
MCK 3
C1010 0.01
R1133
GND 4
220
R1139 0
BCK 5
R1141 0
LRCK 6
SD3
SD3 7
CL050
SD2
HDMI RE SD2 8
CL049 SD1
BOARD O
SD1 9
(2/2) CL048
SD0 10
CN3511
(Page 39) SPDIF 11
G
CL046 HDMI_ERROR
MUTE 12
CL045 HDMI_REG_CTRL
REG_CTL 13
CL044 HDMI_UART_TX
MAINCPU_UART_TX 14
CL073 HDMI_UART_RX
15
MAINCPU_UART_RX
CL072 HDMI_RESET
H_RESET 16
CL071 CEC
CEC 17
R1147 R1130 R1324
H
22k 100 100
1.5 3.3
IC1017
IC1017
TC7WH157FK(TE85R)
ERROR DETECT
I
3.3 0 3.3
C1114
0.1
R1063
100
J
K
w w w
L
STR-DG720
• See page 24 for Waveforms. • See page 49 for IC Block Diagrams.
4 5 6 7
FB1309
R1321
C1315
0
C1307 0.1
10 50V
C1314 C1909
R1041 R1323
0.1 0.1
100 10k
R1318 C1313
10k 100p
IC B/D
C1318
10
FB1302 50V
R1314
10k
0
DI
DISEL
C1907 3.3
DOUT
DOUT
0.1
0 3.3
ERROR
DINO
C1302 R1301 C1301 BPSYNC
DIN1
0.01 5.6k 0.1 2.5 IC1301
DIN2 AUTO_VREF
DGND
DGND IC1301
3.3 LC89056W-E 3.3
JR1005 DVDD
DVDD
DIGITAL AUDIO I/F RECEIVER
0 1.5
C1312
F3/P3/C3_VF/DATA02
R
0.1
2.9
F2/P2/C2_F2/DLMP
VIN_AGND
2.9
LPF F1/P1/C1_F1/FSB1
R1303 R1302 3.3
AVDD F0/P0/C0_F0/FSB0
33k 4.7k 2
3
CSFLAG
AGND
1
C1303 R1304 C1305
0.1 100 0.1
C1306
47
C1304
25V
0.01
C1319
FB1307
0.1
C1317
FB1306
0.1
R1308 X1301
100 12.288MHz C1310 18p
FB1305
R1310 R1325
1M 820 C1309 18p
D1301 R1319
MA2J1110GLS0 470
XMCK
FB1102
DIR_BCK
SD0
3.3
DIN3
DIN4
DIN2
DIN1
0 1.2
R1131 100
ADC_DOUT
DIR_LRCK
MCK
DIN3
IC B/D
IC1008
DIN4
CLOCK SELECTOR
DIN2
DIN1
LRCK
BCK
1.6
IC1016
TC74VHC393FT(EL)
1.6
R1530
100k
IC B/D
IC1016
CLOCK GENERATOR
x a o
y
. i
3
DIGITAL BOARD (3/3)
(Page 33)
http://www.xiaoyu163.com
• See page 58 for IC Pin Function Descriptions.
8 9 10
74ACT153_A
74ACT153_B
DIR_XMODE
DIR_CKST
DIR_CLK
DIR_CE
DIR_DI
DIR_DO
DIR_ERROR
R1311
100
C1078 10 3.3
VDDEXT
HDMI_FSRATE
GND
C1107 0.1 1.2
VDDINT
GND
DAI_P10 DPSOE
0
DAI_P11 DPSIA
Q Q
1.2
3 DAI_P12 DPSIB 7 6
SD1 3.3
DAI_P13 DPSIC
SD2 3.3
DAI_P14 DPSID
SD3
3.3
DAI_P15 DPSIE
C1119 0.1
1.2
VDDINT
GND
GND
R1023 220 1.6
DAI_P16 DPDVLRCK
R1017 100 1.8
DAI_P17 DPDVBCK
R1062 22
1.6
DAI_P18 DPLRCK
R1068 22 1.8
DAI_P19 DPBCK
C1083 0.1 1.2
VDDINT
1.6 2.1 1.8 1.7 2.1 2
GND
GND
C1084 0.1
3.3
VDDEXT
R1018 47 1.8
IC1008
DAI_P20 DPFSCK
TC74VHC157FT(EL)
GND
C1085 0.1 1.2
VDDINT
0
FLAG2 NONAUDIO*
2.1 1.2 1.6 1.8 1.6 FLAG3 SF_CE*
C1118 0.1 1.2
VDDNT
GND
C1087 0.1 1.2
VDDINT
R1142 FB1053
GND
100 C1088 0.1
1.2
VDDINT
R1054
GND
470
C1127 0.1 1.2
VDDINT
R1556
FB1503 GND
330
C1191 0.1 1.2
VDDINT
R1070 C1028 0.1 1.2
VDDINT
0
C1092 10
1.6 1.8 1.8 1.7
FB1106
IC1014
TC7WH74FU(TE12R)
1.6 3.3 1.9 3.3 3.3 3.3
IC B/D
IC1014
C1017 C1016
10 0.1
SWITCH
50V
u 1 6 3
31 31
2 4
8 9 9
11 12 13 14
FB1105
IC1002
BD12KA5FP-E2
C1080
FB1104
0.1
IC1002 3.3 1.2
VCC OUT
3 GND 1
+1.2V REG C1076 C1073
100 220
C1075 2 C1074
C1179
16V 10V
0.47 0.1
100
16V
C1063
100
C1062
10
1.2 C1061
VDDINT
WR*
AD0
AD1
GND
3.3 C1060
VDDEXT
AD2
3 1 5 1 5 0 8 9
AD3
GND
C1059
1.2
VDDINT
AD4
AD5
AD6
1.2 C1058
VDDINT
GND
C1057
3.3
VDDEXT
IC1009 GND
1.2 C1056
VDDINT
IC1009
ADSP21266SKSTZ-2C GND
DSP EX3
AD7
R1084
3.3
FLAG1
0 R1080
FLAG0
R1146
GND
1.2 C1055
VDDINT
GND
C1054
1.2
VDDINT
GND
1.2 C1053
VDDINT
GND
3.3 C1052
VDDEXT
GND
3.3
BOOTCFG1 R1071
3.3
BOOTCFG0 R1069
3.3
CLKCFG1 R1053
0
CLKCFG0
4
1.2 R1050
VDDINT
JL1008
R1049 470
C1104 C1113 C1048
0.01 0.1 8p
R1048 X1302
1M 25MHz
C1044
C1116 FB1112
8p
0.1
R1103 0
R1100 0
R1104 0
R1101 0
R1102 0
m
c o
.
STR-DG720
2
8 9 9
15 16 17
74ACT153_A,74ACT153_B,DIR_CE,
DIR_CKST,DIR_CLK,DIR_DI,
DIR_DO,DIR_ERROR,DIR_XMODE,
HDMI_FSRATE
CEC,HDMI_ERROR,HDMI_REG_CTRL,
DIGITAL
HDMI_RESET,HDMI_UART_RX, 1
BOARD
HDMI_UART_TX
(2/3)
GND (Page 32)
DSP_SELECT
DIR_XSTATE
VDD
16V
0.1
0.1
2 4 9 8 2 9 9
0.1
0.1
0.1
0.1
0
0
10k
0.1
0.1
0.1
0.1
10k
10k
10k
10k
C1051
0.1
DSP_MISO,DSP_MOSI,DSP_RESET,
DSP_SPDICLK,DSP_SPDIDS
DIGITAL
2
DSP_INT
BOARD
(2/3)
DCAC_DSP_IN
(Page 32)
DIR-DATAO