Sony STR-DA1200ES Service Manual ▷ View online
STR-DA1200ES
25
25
STR-DA1200ES
6-4. BLOCK DIAGRAM – ANALOG AUDIO Section –
26
26
27
7.1-L
36 7.1-SL
40 7.1-SBL
32 7.1-C
11 7.1-SW
INPUT SELECTOR
IC1001
ELECTRICAL VOLUME
IC1301
4
MD/DAT OUT
L
J604
J605 (1/2)
PHONO
IN
SA-CD/CD
IN
MD/TAPE
IN
J607 (1/2)
J608 (1/2)
J702 (1/2)
BUFFER
IC611
EQ AMP
IC301
BUFFER
IC613
BUFFER
IC616
BUFFER
IC617
BUFFER
IC619
BUFFER
IC621
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
17 PHONO
3 CD/SACD
40 CD/SACD
5 MD/DAT IN
38 MD/DAT IN
8 TV/SAT
35 TV/SAT
9 DVD/LD
34 DVD/LD
11 VIDEO2 IN
32 VIDEO2 IN
13 VIDEO1 IN
30 VIDEO1 IN
2 VIDEO3
41 VIDEO3
25 ATUN
28
2ND.OUT
15
COM
2ND-L
SCH-L
39 28
16
COM
J605 (2/2)
J701
18
MIC
19
MULTI
MD/DAT
OUT
AUTO
CAL MIC
R-CH
(NC)
FL
INPUT SELECTOR
IC401
10
VIDEO2 OUT
J607 (2/2)
R-CH
12
VIDEO1 OUT
J608 (2/2)
BUFFER
IC644
MIC AMP
IC703
24
OUT-L
25
LINE AMP
IC1201
MIX
IC1302
33
OUT-SL
LINE AMP
IC1221
37
OUT-SBL
LINE AMP
IC1231
LINE AMP
IC2010
29
OUT-C
14
OUT-SW
LINE AMP
IC1211
LINE AMP
Q708
FR
R-CH
R-CH
22
DATA
21
CLK
2
23
LAT
DATA
CLK
LAT-F
MIC
AUCOM-DATA
AUCOM-CLK
FUNC-LAT
22
DATA
21
CLK
23
LAT
DATA
CLK
LAT-F
22 DATA
21 CLK
23 LAT
DATA
CLK
D.MIX
DATA
PREVOL-LAT
VLAT
CLK
LAT-F
D.MIX
MIC
D.MIX
MIC
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (ANALOG)
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
TV/SAT
AUDIO
IN
VIDEO 2
AUDIO
IN
DVD
AUDIO
IN
VIDEO 1
AUDIO
IN
VIDEO 3 IN/
PORTABLE
AV IN
AUDIO
VIDEO 2
AUDIO
OUT
VIDEO 1
AUDIO
OUT
L
R
L
R
L
R
TU-L
8
SBL PREOUT
C PREOUT
W PREOUT
L PREOUT
FRONT-L
SL
SBL
C
SL PREOUT
12
11
1
9
25 D/A-L
34 D/A-SL
38 D/A-SBL
13 D/A-SW
30 D/A-C
D/A-L
D/A-SL
D/A-SBL
D/A-SW
D/A-C
MULTI
CHANNEL
INPUT
J1001
SUR
BACK
FRONT
L
R
L
R
SURROUND
L
R
J1002
CENTER
SUB
WOOFER
R-CH
R-CH
BUFFER
IC706
R-CH
20
ELECTRICAL VOLUME
IC1203
23
16 DATA
VRIN
OUT
13 CLK
17 LAT
DATA
CLK
VLAT
AMP
IC1202
20
ELECTRICAL VOLUME
IC1223
23
16 DATA
VRIN
OUT
13 CLK
17 LAT
DATA
CLK
VLAT
AMP
IC1222
20
ELECTRICAL VOLUME
IC1233
23
16 DATA
VRIN
OUT
13 CLK
17 LAT
DATA
CLK
VLAT
AMP
IC1232
20
ELECTRICAL VOLUME
IC1213
23
16 DATA
VRIN
OUT
20
23
VRIN
OUT
13 CLK
17 LAT
DATA
CLK
VLAT
AMP
IC1212
(Page 22)
(Page 23)
(Page 22)
(Page 22)
(Page 26)
(Page 26)
STR-DA1200ES
26
26
STR-DA1200ES
6-5. BLOCK DIAGRAM – POWER AMP Section –
• SIGNAL PATH
• R-CH is omitted due to same as L-CH.
: AUDIO (ANALOG)
13
6
SBL PREOUT
C PREOUT
W PREOUT
L PREOUT
FRONT-L
LIMITTER
PROTECT
SL
SBL
C
SL PREOUT
12
11
PRE DRIVE
Q1501 – 1505
BOOSTER
Q1507, 1508
BIAS
Q1521
CURRENT
DETECT
Q1522, 1523
CURRENT
DETECT
Q1524
LIMITTER
IC1901
LIMITTER
DETECT
Q1907, 1908
LEVEL
DETECT
Q1904 – 1906
BIAS
RV1501
HP SW
RELAY DRIVE
Q1402
HP-RY
RY1401
PHONES
J702
R-CH
RELAY DRIVE
Q4001
SP-A
RELAY DRIVE
Q4002
SP-B
RY4001
RY4002
R-CH
L
FRONT A
R
L
R
TM4002
+
−
+
+
+
FRONT B
SPEAKERS
−
−
−
PRE DRIVE
Q1701 – 1705
BOOSTER
Q1707, 1708
BIAS
Q1871
CURRENT
DETECT
Q1872, 1873
CURRENT
DETECT
Q1874
BIAS
RV1851
RELAY DRIVE
Q4102
REAR-RY
RELAY DRIVE
Q4101
SB-RY
RY4102
RY4101
R-CH
R-CH
L
SURROUND
R
L
R
TM4101
+
−
+
+
+
SURROUND
BACK
−
−
−
PRE DRIVE
Q1801 – 1805
BOOSTER
Q1807, 1808
BIAS
Q1771
CURRENT
DETECT
Q1772, 1773
CURRENT
DETECT
Q1774
BIAS
RV1751
PRE DRIVE
Q1601 – 1605
BOOSTER
Q1607, 1608
BIAS
Q1571
CURRENT
DETECT
Q1572, 1573
CURRENT
DETECT
Q1574
BIAS
RV1551
RELAY DRIVE
Q4003
RELAY DRIVE
Q1104
C-RY
PREOUT-RY
PREOUT-RY
HP SW
HP-RY
SP-A
SP-B
REAR-RY
SB-RY
C-RY
PREOUT-RY
HP SW
HP-RY
SP-A
SP-B
REAR-RY
SB-RY
C-RY
RY4003
CENTER
TM4001
+
−
PRE OUT
J1101
SUR
BACK
FRONT
L
R
L
R
SURROUND
L
R
J1102
CENTER
SUB
WOOFER
R-CH
R-CH
R-CH
RY1104
RELAY DRIVE
Q1103
RY1103
RELAY DRIVE
Q1102
RY1102
RELAY DRIVE
Q1101
RY1101
(Page 25)
(Page 25)
(Page 22)
(Page 29)
STR-DA1200ES
27
27
STR-DA1200ES
6-6. BLOCK DIAGRAM – VIDEO Section –
INH
• SIGNAL PATH
:VIDEO
14
TV/SAT
J6401 (1/2)
J6402 (1/2)
J6403
VIDEO
IN
DVD
VIDEO
IN
VIDEO 2
VIDEO
IN
VIDEO 1
VIDEO
IN
J6301 (1/2)
TV/SAT
IN
VIDEO
MONITOR
OUT
J6401 (2/2)
J6402 (2/2)
11
V2. OUT
15
V1. OUT
3 TV
5 LD
9 V2. IN
13 V1. IN
7 V3
14
SW1
10
SW2
VSEL1
VSEL2
4
SW3
VSEL3
6
SW4
VSEL4
2
SW5
1
M. OUT
6db AMP
Q6671, 6672
J703 (2/2)
VIDEO 3 IN/
PORTABLE
AV IN
VIDEO 3 IN/
PORTABLE
AV IN
VIDEO
VSEL5
VSEL1
VSEL2
VSEL3
VSEL4
VSEL5
22 VIN5
C
Y
C
Y
1 VIN4
14 VIN1
19 VIN3
23 SDCIN5
2 SDCIN4
13 SDCIN1
15
SW1
9
SW2
24
SW3
3
SW4
21
SW5
J6902
J6904 (1/2)
CN720
C
Y
11
SDCOUT1
10
VOUT1
8
VOUT2
VSEL1
VSEL2
VSEL3
VSEL4
VSEL5
14
SW1
10
SW2
4
SW3
6
SW4
2
SW5
15
V1.OUT
1
M.OUT
3 TV
5 LD
13 V1.IN
7 V3
C
Y
TV/SAT
S VIDEO
IN
DVD
S VIDEO
IN
VIDEO 1
VIDEO 1
S VIDEO
IN
S VIDEO
Y
J6901
J6904 (2/2)
C
S VIDEO
MONITOR
OUT
S VIDEO
OUT
Y
C
14
XCOM
12
0X
13
1X
11
A
6
INH
15
YCOM
2
0Y
1Y
10
B
C
4
ZCOM
5
0Z
3
1Z
9
VIDEO1
VIDEO
OUT
VIDEO2
VIDEO
OUT
C OUT
C IN
Y IN
OSD_ON
Y
B-Y
R-Y
P
B
/C
B
P
R
/C
R
Y
COMPONENT
VIDEO
ASSIGNABLE
P
B
/C
B
P
R
/C
R
Y
COMPONENT
VIDEO
DVD IN
P
B
/C
B
P
R
/C
R
Y
V OUT
Y OUT
+B SWITCH
Q6531, 6532
A +5V
+VCC
(OSD)
23
SIN
COUT
22
SCLK
YOUT
24
CS
VOUT
OSD DATA
OSD CLK
OSD LAT
M_MUTE
UPMUTE
UPMUTE1
MONITOR
OUT
J6301 (2/2)
15
16
OSD DRIVER
IC6501
BUFFER
IC6811
7
VIN3
11 VOUT3
1
VIN1
15 VOUT1
4
VIN2
13
10
VOUT2
MUTE2
3
MUTE1
VIDEO AMP
IC6671
INPUT SELECT
IC6902
OSD/VIDEO SWITCH
IC6651
INPUT SELECT
IC6901
INPUT SELECT
IC6431
7
SCDOUT2
1
V-CON
26
27
25
24
CH1OUT
CH1IN3
CH1IN2
CH1IN1
3
1
VIDEO SELECT
IC6331
5
6db AMP
Q6675, 6676
6db AMP
Q6673, 6674
VIDEO AMP
Q6521
VIDEO AMP
Q6523
VIDEO AMP
Q6522
MUTING
Q6677, 6678
22
CH2OUT
20
CH3OUT
CH2IN3
CH2IN2
CH2IN1
10
8
12
CH3IN3
CH3IN2
CH3IN1
15
17
13
2
SW1
VC-SEL
4
SW2
VC-MUTE
VC_SEL
VC_SEL2
23
PS
SYNC SELECT
IC6303
SYNC DETECT
IC6302
Q6302
D6302
D6672
D6671
OSD_SEL
8
EXS
CT6503
NTSC/PAL
SELECT
IC6502, 6503
X6502
14.31MHz
X6503
17.734MHz
OSD
CT6504
OSD
(Page 28)
(Page 28)
(Page 28)
STR-DA1200ES
28
28
STR-DA1200ES
6-7. BLOCK DIAGRAM – DISPLAY Section –
14
15
7 U2OUT
12
U2IN
34
CVBS/YIN
39
HSYNC
38
VSYNC
36
SCL
37
SDA
19 UOUT
18 YOUT
20 VOUT
26
XNTSC
6 V2OUT
30 SECAMREF
13
V2IN
Y
B-Y
R-Y
X6701
3.5795MHz
1
CERA
X6703
500kHz
32
CIN
BUFFER
Q6701
CHROMA DECODER
IC6701
4
ZCOM
3
1Z
5
0Z
14
XCOM
UP_SEL
13
1X
12
0X
OSD_ON
VIDEO SELECT
IC6751
YIN
CIN
UPMUTE1
11
D6732
9
C
A
9
AYO
2 ADIN
7
ACO
37 FIN
LOW-PASS FILTER
Q6621 – 6623, 6647
6 INH
BUFFER
Q6601, 6604
DIGITAL COMB FILTER
IC6601
DELAY
IC6721
• SIGNAL PATH
:VIDEO
VOUT
23
PNR
26
NTPL1
13
OE
12
LAT
11
CLK
14
S-IN
3
QD
2
QC
VSEL4
VSEL3
1
QB
15
QA
VSEL2
VSEL1
VSEL5
VC_SEL2
M_MUTE
UP_SEL
VC_SEL
UPMUTE
OSD_ON
INH
VCMUTE
9
S-OUT
DATA DECODER
IC6813
DATA DECODER
IC6812
1
BASS JOG1
2
BASS JOG2
ROTARY
ENCODER
S714
3
TREB JOG1
4
TREB JOG2
FUNCTION JOG1
FUNCTION JOG2
VOL JOG1
VOL JOG2
AD KEY1
AD KEY2
AD KEY3
CTL-A1 IN
ROTARY
ENCODER
S713
TUNING
TONE
149 150
ROTARY
ENCODER
S715
INPUT
SELECTOR
ON/STANDBY
S701 – 712,
S720, 721, 725
151 152
50 51
ROTARY
ENCODER
S722
MASTER
VOLUME
VOLUME
52
105
SW1
(1/2)
POWER
174
MEIN MENU JOG2
157
FL LAT
130
FL CLK
129
FL DATA
DD +12V
T701
D704 – 707
RECT
F1
F2
VH
DC/DC
CONVERTER
Q705, 706
88
OSD DATA
89
OSD CLK
OSD DATA
OSD LAT
OSD CLK
COM2-DAT
COM2-CLK
87
OSD LAT
95
UPCON CLK
94
UPCON DATA
98
SIRCS IN
V595 OE
V595 LAT
D701
(RED)
(GREEN)
D703
D702
MULT
CHANNEL
DECODING
REMOTE CONTROL
RECEIVER
IC701
COUT
YOUT
D6731
Q6731
16
13
OE
12
LAT
11
CLK
7
QH
6
QG
5
QF
4
QE
Y/C MODE
4
QE
3
QD
2
QC
1
QB
OSD_SEL
15
QA
14
S-IN
SYSTEM CONTROLLER
IC2054 (4/4)
FLUORESCENT
INDICATOR
TUBE
ND701
4
SYNC DETECT
IC6731
10
CPIN
16
SCP
28
X443/358
X6702
4.43MHz
LOW-PASS FILTER
Q6624, 6631 – 6633
LED DRIVE
Q701, 709 – 711
LED DRIVE
Q702
LED DRIVE
Q704
LED DRIVE
Q703
INH
Y/C MODE
19
MOD1
17
MOD2
D6901
D6902
D6902
D6733
V-CON
CTL
17
POWER KEY
Digital
Cinema
Sound
VIDEO AMP
Q6651 – 6653
155
LED LAT
154
LED CLR
161
SP-SW SB (A90)
160
SP-SW SA (A90)
5
SAND
21
- (R, Y) IN
11
VO (R-Y)
22
- (B, Y) IN
12
VO (B-Y)
23
- (B, Y) OUT
14
VI (B-Y)
24
- (R, Y) OUT
16
VI (R-Y)
(Page 27)
(Page 27)
(Page 27)
(Page 22)
(Page 29)
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