Schematic Diagram - Digital Section (2/3) - Sony STR-DG720 Service Manual

STR-DG720
Q Q
3 7 6 3 1 5 1 5 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
STR-DG720
5-15. SCHEMATIC DIAGRAM – DIGITAL Section (2/3) –
1 2 3 4
DIGITAL BOARD
A
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
(1/3)
(Page 31)
B GND
DSP_SELECT
DIR_XSTATE
VDD
CNP503
7P
HP DETECT 1
D1112 MA2J1110GLS0
HP RY 2
D1107 MA2J1110GLS0
MAIN C/SUR/SBL RY 3
D1110 MA2J1110GLS0
BOARD C
FRONT B RY 4
(2/3)
D1111 MA2J1110GLS0
C SW PREOUT RY 5
CN350
D1108 MA2J1110GLS0
(Page 27)
FRONT A RY 6
D1109 MA2J1110GLS0
SBR RY 7
US,CND MODEL AEP,UK MODEL
CNS508 9P CNS507 11P
CL017 R1261 1k
TN1 LCH OUT 1 L_CH 1 L_CH 1
CL016
ANTENNA VCC +9V 2 VCC 2 VCC 2
CL018 R1260 1k
RCH OUT 3 R_CH 3 R_CH
3
CL019
FM 75Ω GND 4 GND 4 GND 4
D COAXIAL
SD 5 SD 5 SD 5
CE 6 CE 6 CE 6
DI 7 DI 7 DI 7
AM
CLK CL
CL 8 8 8
CL020
DO/ST/SD 9 DO 9 DO 9
RDS INT 10 RDS INT
10
RDS DATA 11 RDS DATA 11
AEP,UK MODEL
E
CNS509
7P
CL063
F COMPOSITE SW4 1
CL062
COMPOSITE SW3 2
CL061
COMPOSITE SW2 3
VIDEO
M CL060
BOARD COMPOSITE SW1 4
CL059
CNS271
COMPONENT SW1 5
(Page 35)
COMPONENT SW2 6
CL057
PS (V-MUTE) 7
G
H
I
J
DSP_MISO,DSP_MOSI,DSP_RESET,
DSP_SPDICLK,DSP_SPDIDS
DIGITAL
2
K BOARD
DSP_INT
(1/3)
(Page 31)
DCAC_DSP_IN
DIR-DATAO
CLINK_DET
VDD1
DACCLK/XMDACMC,DAC_ATC,
DAC_DI,DAC_MUTE
DIGITAL
4 CLINK_RX
BOARD
L
CLINK_TX
(3/3)
(Page 33)
TUNER-GND,TUNER_L,
TUNER_R
x a o
PROTECTOR,,
y
VOL_CL,VOL_DATA
. i
M
http://www.xiaoyu163.com
• See page 24 for Waveforms.
• See page 50 for IC Block Diagrams.
• See page 61 for IC Pin Function Descriptions.
5 6 7 8
(2/3)
IC1902 IC1902
TA7809S
+9V REG
9 14.9
O I
3 G 1
R1468
8.2k FB1113
2
C1914 C1913
47
R1367 0.47
25V
4.7k
RDS_INT
RDS_DATA
TUNER_L
TUNER_R
TUNER-GND
R1025 100 0
V_SW4
Q Q
R1022 100 C1619 0.01 3.3
V_SW3
3 7 6
R1016 100 C1618 0.01
3.3
V_SW2
C1617 0.01
R1015 100 3.3
V_SW1
R1013 100 C1616 0.01
0
COMP_S1
C1615 0.01
R1012 100 0
COMP_S2
R1010 100 C1614 0.01 0
PS(V-MUTE)
C1613 0.01
DIR_XMODE 3.3
DIR_XMODE(RESET)
DIR_CKST R1042 100 3.3
DIRCKST
C1612 0.01
VSS
NO USE
NO USE
VSS
3.3
IC1010
VCC
DIR_CLK R1140 100 C1667 0.1 0
DIR_CLK
IC1010
DIR_CE R1134 100 0
DIR_CE(LAT) MB91353APMT-G-117E1
DIR_DI R1135 100 SYSTEM CONTROL
0
DIR_DI
DIR_DO R1313 100 3.3
DIR_DO
DIR_ERROR R1326 100
3.3
DIR_ERROR
HDMI_FSRATE R1327 100 1.6
HDMI_FSRATE
3.3
NMI
R1636 10k 0
MD2
C1605 0.1
MD1
MD0
C1620 0.1
3.2
INIT
R1635 10k 3.3
VCC 5
C1652 0.1
1.6
X1
1.1
R1964
0 X0
VSS
X0A
X1101
12.5MHz
R1039
10k
74ACT153_B R1118 100
74ACT153_A R1137 100
IC1005
IC1006
TC7W14FU(TE12R)
R1044
10k RESET
3.2 3.3
IC1005
VCC IC1006
u 1 6 3
R1011
TC7S08FU(TE85R)
100k 0
RESET
C1081
3.3 3.3 3.3
1
0 VCC
50V 3.2
0
GND GND
C1082
0.1
32 32
2 4
8 9 9
Note: When IC1131 on the DIGITAL board are damaged,
exchange the new DIGITAL board for the DIGITAL
board which IC damaged.
9 10 11 12
IC1031
IC1031
BA50BC0FP-E2
+5V REG
6.2 5
1 3
VCC OUT
C1031 GND C1032
470
0.47
2 10V
IC1013
IC1013 SI-3033KM-TL
+3.3V REG
IC B/D IC1904 3.3
1 2 3 4 5
+3.3V REG
5 4.3 3.3 3.3 R1120 C1022
0 470
10V
C1187
C1185
22 100
50V 10V
AEP,UK
MODEL
AEP,UK MODEL
R1094
R1058 220 10k
R1059 220 R1095
10k
FB1101
R1949 R1175
47k 1k
C1103
R1197 47 25V
100
R1188
C1140
10k
0.1
R1185
10k
US,CND
MODEL
1 R1193
47k (AEP,UK)
2 R1194
DAC CLK
0 (US,CND)
/XMDACMC
2.2k (AEP,UK)
NO USE
-0.2 C1129 0.01
VACS_CTRL
3 1 5 1 5 0 8 9
C1126 0.1
0
MODEL
3.1 R1164 0
RDS SIGNAL
C1125 0.1
0
VERSION
R1193 1
-0.4 R1194 2
DCAC_IN
3.3 C1124 0.1 R1072 3.3k
AD KEY2
3.3 C1122 0.1 R1073 3.3k
AD KEY1
C1123 0.1
VSS(GND)
C1142
AVSS/AVRL(GND)
0.1
3.3
AVRH(3.3V)
3.3
AVCC(3.3V)
3.3
DAVC(3.3V)
DAVS(GND)
C1132 220p
NO USE
NO USE C1131 220p
R1158 100
3.3
HDMI RESET
3.3 R1168 100 R1161 10k
FLASH1/HDMI_UART_TX
1.9 R1160 100 VOLJOG-2A
FLASH2/HDMI_UART_RX
0 R1162 100 VOLJOG-2B
CLINK_DET
3.3 R1021 100 PW-SW
CLINK_RX
3.3 R1144 22 SIRCS
CLINK_TX
3.3
EEPROM DATA
R1014 100
0
SUBT
C1604 FL_LATCH
VSS
0.1
3.3 FL_DATA
VCC
3.3 XMRESET FL_CLK
XMRESET
3.3 R1804 100 XMMIXMO INPUTJOG-4A
XMMOXMI
3.9 R1801 100 XMIXMO INPUTJOG-4B
XMMIXM0
NO USE
R1203 10k
US,CND MODEL
R1097
10k
AEP,UK MODEL
R1167
100
R1508 Q1105 Q1104
0 2SC4154TP-1EF m 2SC4154TP-1EF
IC1007
Q1103-1106
R1511
3.3 R1514 3.3
VOLTAGE DET STOP
27k CEC BUFFER
2.7 22k 3.2
IC1007
c o
Q1106
S-80929CNMC-G8ZT2G
ISA1602AM1TP-1EF R1447
D1106
2.7
1k
RB751V-40TE-17
3.2 0 R1119 0 1.6
R1116
10k 2.7
3.3 10k
R1509 R1512
C1701
0 3.1
220
R1128 0.1
. C1112 0
100
R1513 Q1103
100p R1515
10k 22k RT1N141C-TP-1
R1510
C1704 C1108
10k
4700p 0.1
2
8 9 9
13 14 15
(Page 47)
DCDC CONVERTER
R
CNP512
BOARD
3P
CN4102
1 DGND
CL023 (US,CND)
2 +6.3V
3 +4.1V
DCDC CONVERTER
Y
BOARD
CN4103
CNP505
(AEP,UK)
9P
CL025 (Page 47)
1 +15V
3 R2 GND (NC)
4 POWER RY
STANDBY
C1120 0.1 S
IC1904
5 STANDBY GND BOARD
BA33BC0T
CN913
6 STOP (AC-OFF-DET)
(Page 46)
8.8 CL022
7 STANDBY (+9V)
OUT VCC
3 GND 1
8 SUB-T (CEC)
MAIN
C1021 CL021
2
9 +7V (R4) BOARD
0.47 D
D1001 (3/3)
10 GND (R4)
1SR154-400TE-25 CN941
(Page 28)
US,CND MODEL
CNS503
7P
XMDACMS CL070
1 XMDAC_MS
DACCLK/XMDACMC CL069
2 XMDAC_MC
XMDACMDI CL068
3 XMDAC_MDI
XM (Page 41)
CL067 P
4 XMDBPOWER BOARD
2 4 9 8 2 9 9
XMMIXMO
CL066 CN101
5 XM_MOXMI
XMIXMO R1802 100 CL065 (US,CND)
6 XM_MIXMO
XMRESET
CL064
7 XM_RESET
CNS506
19P
R1183 10k
TUNING_JOG A
R1184 10k
TUNING_JOG B
NC
CL028
GND (+3.3V)
CL029
GND (+5V)
FB1311 CL026
+3.3V (STBY)
FB1308 CL027
+5V
R1181 10k
VOL_JOG 2A
R1088 10k
VOL_JOG 2B
DISPLAY
R1182 10k Q
PW_SW BOARD
CNS101
SIRCS
(Page 44)
AD2
AD1
R1078 100
FL_LAT
R1076 100
FL_DATA
R1077 100
FL_CLK
R1179 10k
INPUT_JOG A
R1180 10k
INPUT_JOG B
DCAC_IN
IC1131
EEPROM
IC1131
S-24CS16A0I-J8T1G
3.3
VCC
A0
C1139
0.1
A1 WCB
0
A2 SCL
3.3
SDA
GND
R1159
3.3k
R1156 0
R1157 0