Block Diagram - Analog Audio Section - Sony STR-DA1200ES Service Manual

6-4. BLOCK DIAGRAM – ANALOG AUDIO Section –
J604
EQ AMP
L
IC301
PHONO
IN
R R-CH
J605 (1/2)
BUFFER
L
IC611
SA-CD/CD
IN
R R-CH
BUFFER
L
IC613
MD/TAPE
IN
R
R-CH
J607 (1/2)
BUFFER
L
TV/SAT
IC616
AUDIO
IN
R R-CH
BUFFER
DVD L
IC617
AUDIO
IN
R R-CH
J608 (1/2)
BUFFER
L
VIDEO 2
IC619
AUDIO
IN
R R-CH
BUFFER
L
VIDEO 1
IC621
AUDIO
IN
R R-CH
J702 (1/2)
BUFFER
VIDEO 3 IN/
L
IC706
PORTABLE
AV IN
R
R-CH
AUDIO
J1001
L
FRONT
R R-CH
L
SURROUND
R R-CH
MULTI J1002
CHANNEL
L
INPUT
SUR
BACK
R R-CH
CENTER
SUB
WOOFER
LINE AMP
(Page 22)
1 TU-L
IC2010
D/A-L
D/A-SL
(Page 23) 9
D/A-SBL
D/A-C
D/A-SW
STR-DA1200ES
INPUT SELECTOR
IC401
J605 (2/2)
MD/DAT OUT 4
17 PHONO
R-CH
J607 (2/2)
3 CD/SACD
VIDEO2 OUT 10
40 CD/SACD
5 MD/DAT IN
R-CH
38 MD/DAT IN
8 TV/SAT
J608 (2/2)
35 TV/SAT
VIDEO1 OUT 12
9 DVD/LD
34 DVD/LD
11 VIDEO2 IN R-CH
32 VIDEO2 IN
13 VIDEO1 IN
30 VIDEO1 IN
MIC AMP LINE AMP
2 VIDEO3
MIC 18
IC703 Q708
41 VIDEO3
25 ATUN
DATA MIC
DATA 22
CLK
CLK 21
LAT-F
LAT 23
MULTI 19
28 15 16
BUFFER
FL
IC644
R-CH FR
INPUT SELECTOR
IC1001
39 28
LINE AMP
26 7.1-L OUT-L 24
IC1201
MIX
IC1302
DATA
36 7.1-SL
CLK
D.MIX
40 7.1-SBL
LINE AMP
OUT-SL 33
IC1221
32 7.1-C
LINE AMP
OUT-SBL 37
IC1231
11 7.1-SW
OUT-C 29
LINE AMP
IC1211
OUT-SW 14
25 D/A-L
34 D/A-SL
DATA
38 D/A-SBL DATA 22
CLK
30 D/A-C CLK 21
LAT-F
13 D/A-SW
LAT 23
25
L
MD/DAT
OUT
R
L
VIDEO 2
AUDIO
OUT
R
L
VIDEO 1
AUDIO
OUT
R
J701
AUTO
CAL MIC
(NC)
ELECTRICAL VOLUME
IC1203
20 VRIN OUT
DATA
16 DATA
CLK
13 CLK
2 (Page 22)
VLAT
17 LAT
ELECTRICAL VOLUME
IC1223
20 VRIN OUT
DATA
16 DATA
CLK
ELECTRICAL VOLUME 13 CLK
VLAT
IC1301
17 LAT
26 25
ELECTRICAL VOLUME
IC1233
27
20 VRIN OUT
22 DATA
DATA
16 DATA
21 CLK
CLK
13 CLK
23 LAT
VLAT
17 LAT
ELECTRICAL VOLUME
IC1213
20 VRIN OUT
20 VRIN OUT
DATA
16 DATA
CLK
13 CLK
VLAT
17 LAT
25
STR-DA1200ES
• R-CH is omitted due to same as L-CH.
• SIGNAL PATH
: AUDIO (ANALOG)
FRONT-L
SL
11
SBL
C
AMP
23 L PREOUT
IC1202
AMP
23 SL PREOUT
IC1222
12
AMP
23 SBL PREOUT
IC1232
23 AMP
C PREOUT
IC1212
23
W PREOUT
VLAT
PREVOL-LAT
D.MIX
D.MIX
MIC
MIC
DATA 8
AUCOM-DATA
CLK
AUCOM-CLK
LAT-F
FUNC-LAT
(Page 26)
(Page 26)
(Page 22)