Block Diagram - Tuner/Audio Section - Sony STR-DG710 Service Manual

5-2. BLOCK DIAGRAM — TUNER/AUDIO SECTION —
J298 (2/2)
TN1
TUNER UNIT
L-CH
R-CH
FM 75Ω R-CH
COAXIAL
SD 117 TUNER SD
ANTENNA
CE 27 TUN LAT
AM
DO/ST/SD 26 TUN DO
DI 80 TUNER_DATA
CL 79 TUNER_CLK
TU+9V
84 RDS CLK/XMDBPOWER
RDS INT
RDS DATA 86 RDS DATA/XMCOM
AEP,UK MODEL
7
C LINK DET 104 LINK DET
5
C LINK_RX
6
C LINK_TX
BUFFER
IC3002
13
J1311
L 3
DMPORT
14
R
R–CH
+6.5V
+5V REG
2
VBUS+5V 4
IC1906
4
VIDEO 5V
HDMI+4.1V
STR-DG710
VIDEO 3 IN/
PORTABLE AV IN VIDEO 1 SA-CD/CD/CD-R TV SAT
AUDIO AUDIO IN IN AUDIO IN AUDIO IN
L R L R L R L R L
-2 -3 -3 -4 -1 -2 -3 -4 -5
J402 (1/2)
EXCEPT US,CND MODEL
SYSTEM
R481
CONTROL
IC1907 (1/6)
VOL_DA 11
VOL_CL 10
XML
RCH XMR
XM
E
SECTION
XM RESET 3 XM RESET
(Page 21)
XMDACMC
XM DACMC 6
XM DBPOWER
XM COMMAND
US,CND MODEL
C LINK RX
KEY/DISPLAY
F
SECTION
C LINK TX
(Page 22)
1
F4001
RECT R2 AC
D4001
+6.5V REG
INPUT/POWER
D
2 2 1
IC4001
F4002
R2 AC
+4.1V REG
2 1
IC4100
DIR
R FUNCTION SELECT
IC401
-6
J406
30
32
34
SEL
24
SW
28
36
38
22
60 MCU
I/F
59
C
SEL
SW
SEL
SW
SEL
54 56 51
SBL OUT
SW OUT
DIGITAL
B C OUT
SECTION
SL OUT
(Page 18)
L OUT
SECTION
(Page 23)
17 17
VIDEO 1
AUDIO OUT
–7V +7V
L
-1
68 66
VEE VCC
44
41 L-IN
R-IN
R-CH 42
L
88
L-CH
SEL
R-CH 87 R-CH
SL
85 SL-CH
SEL
R-CH 84
SR-CH
86 C-CH
81 SW-CH
83 SBL-CH
52 49
STR-DG710
R
-2
J402 (2/2)
DIGITAL
A
SECTION
(Page 18)
INPUT/POWER
C
SECTION
(Page 23)
• Signal path
: TUNER (FM/AM)
: VIDEO (AUDIO)
: CD (ANALOG)
• R-ch is omitted due to
same as L-ch.
• Abbreviation
CND : Canadian model