14
14
STR-K785
STR-K785
4-1. BLOCK DIAGRAM – MAIN SECTION –
• Signal Path
• R-CH is omitted due to same as L-CH.
AUDIO IN
AUDIO IN
AUDIO IN
AUDIO IN
PROCESSOR
DVD
IN
VIDEO 2
IN
J1301
3
5
6
2
IC1303(1/2)
DIGITAL AUDIO
I/F RECEIVER
IC1301
L
+7V
IC1303(2/2)
5
7
3
1
IC2000(1/2)
IC2000(2/2)
X1301
12.288MHz
AUDIO DSP
IC1503
SELECTOR
IC1501
IC1502
AUDIO CODEC
IC1452
AD CONVERTER
IC1401
ANALOG SOUND
SL
SL
C
SW
5
6
J402
J2000
J400
VIDEO 1
VIDEO 2
SA-CD/CD
DVD
IC1353
22
21
X1502
13.9MHz
1
5
TN1
TUNER PACK
FM
75
Ω
COAXIAL
AM
R-CH
ST-DI
ST-DO
CLK
CE
STEREO
TUNED
MUTING
FM SIG OUT
RDS INT
RDS DATA
AEP
FM
AM
R CH
L CH
TUNER +10V
10V
SYSTEM CONTROLLER
IC1101(1/3)
COAXIAL
OPTICAL
DIGITAL
VIDEO 1
IN
IC1352
OPTICAL
ANTENNA
AUTO CAL MIC
D1301
D1113
D1114
D1112
IC400
IC1131
Q471
+3.3V REG
88
87
86
VIDEO IN
J201
(1/2)
J203
VIDEO 1
VIDEO IN
VIDEO 2
VIDEO IN
DVD
MONITOR
+ V
J201(2/2)
VIDEO OUT
- V
J251
(1/2)
Y
P
R/
C
R
P
B/
C
B
Y
DVD
IN
VIDEO 2
IN
COMPONENT
VIDEO
P
R/
C
R
P
B/
C
B
Y
P
R/
C
R
P
B/
C
B
MONITOR
OUT
CONPONENT
VIDEO
J251
(2/2)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
8
1
5
1
7
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299