Sony STR-DA90ESG Service Manual ▷ View online
– 72 –
IC803, 804
SN761200N (S VIDEO BOARD)
IC811
SN761200N (VIDEO BOARD)
IC805
MB90095PF-G-186-BND (VIDEO BOARD)
IC810, 813
LA7217 (VIDEO BOARD)
1
2
3
4
5
6
7
8
9
15
10
11
12
13
14
16
DECODER
DECODER
MONITOR OUT
GND
IN5
GND
IN4
CTL E
IN3
CTL D
6dB
6dB
IN1
CTL A
V OUT1
VCC
IN2
CTL B
V OUT2
CTL C
27
GND
28
26
25
YOUT
COUT
VOUT
1
2
2
3
4
4
ANALOG
SWITCH
24
23
SERIAL
INPUT
CONTROL
VIDEO
SIGNAL
GENERATOR
CS
S.DATA
S.CLK
22
21 TEST
YIN
CIN
VIN
AVCC
5
6
7
8
FSCO
VBLK
VCC
EXS
4FSC
CLOCK
OSC
9
TO BLOCK
20
19
19
18
17
17
OUTPUT
CONTROL
NTSC/PAL
SIGNAL
GENERATOR
10
11
XS
HSYNC
VSYNC
VOC1
VOC0
VOC2
VOB
DISPLAY
MEMORY
CONTROL
CGROM
12
13
EXHSYN
EXVSYN
14
GND
16 XD
EXD
15
TO BLOCK
H/V
SEPARATOR
VRAM
DOT CLOCK
OSC
NC
Vcc
AFC CTL
VCO OUT
VCO IN
HD OUT
DET OUT
GND
EXC
VD OUT
4
SYNC OUT
3
F.B CLAMP
2
VIDEO IN
1
NC
AFC
32FH
VCO
LOCK
DET
COUNT
DOWN
SYNC
SEP
V.SEP
14
13
12
11
10
9
8
7
6
5
– 73 –
IC814
MB3512PFQ (VIDEO BOARD)
IC816, 818
MC74HC373AN (MEMORY BOARD)
36
35
33
32
31
30
29
28
27
26
25
34
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
45
44
42
41
40
39
38
37
43
46
47
48
PHASE
SHIFT
A
CC
A
CC
SW3
(Y.SW)
AND
PEDESTAL
CLAMP
PEDESTAL
CLAMP
PHASE
SHIFT
4fsc
AMP
PLL-B
GND
B/W DET
PHASE DET
X'tal
SYNC
SEPARATER
H
L
L
Y AMP
C AMP
L
L
H
H
4fsc
AMP
X'tal
L
H
PHASE DET
VCC
BGP
FSC
PS
XO
XI
XFO
XFI
PDF
CX
GND
C-B/
W
GND
(STAGE)
(STAGE)
V
CC
V-SW
B/W
C-B/W
GND
CK
PDF
XFI
XFO
XI
XO
PS
FSC
BGP
V
CC
SS-OUT
SVIN
SVF
GND
(STAGE)
A
CC
-F
VIN
A
CC
-F
VIN
GND
5D
6D
6Q
7Q
7D
8D
8Q
VCC
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
4D
4Q
3D
3Q
2D
2Q
1D
1Q
OC
OUTPUT
CONTROL
Q
D
OE
D
Q
OE
C
C
Q
D
OE
C
D
Q
OE
C
Q
D
OE
C
Q
D
OE
C
Q
D
OE
C
OE
(ENABLE)
5Q
C
Q
D
C
– 74 –
IC202
LC7821 (INPUT BOARD)
IC291
LC7821 (AUDIO BOARD)
IC001, 601, 651
STK350-230
(INPUT BOARD)
IC701
µPC2581V (INPUT BOARD)
IC901
NJM2103D (AC BOARD)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
CONTROL
LATCH
SHIFT RESISTER
LEVEL SHIFT
CL
DI
CE
VEE
L COM3
L7
L COM2
L5
L4
L2
VSS
S
RES
VDD
R COM3
R8
R7
R COM2
R6
R4
R2
R5
R COM1
R3
R1
L3
L1
L COM1
L6
L8
BUFFER
2
3
5
4
6
7
9
8
1
MUTE
+ VOUT1
– VOUT1
COMP1
MF1
IN1
GND
IN2
NF2
COMP2
– VOUT2
+ VOUT2
VCC1
VCC2
VEE
PROTECTOR
BIAS CIRCUIT
REG
DRIVE
PRE
DRIVE
11
10
12
13
15
14
DRIVE
PRE
DRIVE
1
2
3
4
5
6
7
8
9
TR3
R1
R2
TR4
TR6
TR7
R4
R9
TR5
TR1
TR2
R6
D4 D3
R7
R8
TR8
D1 D2
R5
R3
INPUT
NF
-VEOUT
+VEOUT
V
SS
GND
V
CC
SUB
1
2
3
4
5
6
7
8
V+
VSB/SESIN
VSA
RESET
GND
OUTC
VSC
CR
VREF
+
–
–
+
–
+
–
+
Q
R
S
– 75 –
SECTION 5
EXPLODED VIEWS
Les composants identifiés par une
marque
marque
! sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le neméro spécifié.
Ne les remplacer que par une pièce
portant le neméro spécifié.
The components identified by mark
! or dotted line with mark ! are
! or dotted line with mark ! are
critical for safety.
Replace only with part number
specified.
Replace only with part number
specified.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
delay should be anticipated when ordering these
items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Hardware (# mark) list and accessories and
packing materials are given in the last of the
electrical parts list.
electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color
Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
(1) CASE SECTION
2
1
1
1
3
3
4
5
not supplied
front panel section
#2
#1
#1
#1
#1
#1
1
3-704-366-01 SCREW (CASE) (M3X8)
* 2
4-982-090-01 CASE (414538E)
3
4-985-642-01 CUSHION
4
4-970-123-01 FOOT (F50180S)
5
4-970-124-01 CUSHION (F50180S)
Click on the first or last page to see other STR-DA90ESG service manuals if exist.