Sony SLV-7700KME, Service Manual

Page: 44 / 135

SLV-7700KME/7700KML
4-7. KARAOKE, AUDIO I/O BLOCK DIAGRAM
4-13 4-14
LINE-2
IN
L
13
BOARD
I0-65
CN704
SURR1
AUDIO
R
J401
VIDEO CD
DIRECT OUT
L
AUDIO
R
J602
7
5
L2 IN
R2 IN
CN402
3
5
TU-168 BOARD
12
2
13
1
14
15
10 11
IC706
7 5
TU A
V/A SW
IC703
3
5
CN705 CN604
7
5
LINE-1
IN
L
AUDIO
R
J601 IC519
7 5
1 3
IC507
1 3
7 5
REC L
12
14
15
13
1
5
2
3
10 9
IC520
IN A IN B
IC521
1 3
7 5
REC R
CD-169 BOARD
TO/FROM
VIDEO CD
BLOCK(2/2)
CN304
17
19
15
4
9
CN605
ADATA
BCLK
LRCK
384FS
RESET
NP IN
Q590
MA-303 BOARD
TO/FROM
AUDIO BLOCK
CN801
9
2
5 6
3
8
IC500
LEVEL
SHIFT
D IN 2
BCK IN 3
LRC IN 1
XT1 5
MUTE 25
DM2 27
DM1 26
16 VOUT L
13 VOUTR
IC509
D/A CONV.
EMPH
3 7
IC511
LPF
3 7
IC512
LPF
IC501
KARAOKE DSP
SI
86
25 AO1P
26 AO1N
3
IC504
LPF
2
7
40 AO2P
39 AO2N
3
IC505
LPF
2
7
BCK 87
LRCK
88
BFOT 82
XRST 9
AIN1 29
AIN2
36
AIN3 22
RVDT 3
SCK 4
XLAT 5
REDY 6
IC503
1 3
7 5
10
5
8
11
7
CN605
SO
SR CLK
K LAT
P MUTE
SR DT1
14
23
CN602
NT PB
12
1
PB EE R
PB EE L
MIC
CD-169 BOARD
TO/FROM
DISPLAY CONT
BLOCK
CN304
6
K REDY
3
CD MUTE
1 2
IC502
5
4
CN601
BOARD
MJ-92
5
4
CN602
5
6
5
6
CN291
Q298
BUFF
IC601
7 5
Q299
BUFF
8
9
MIC
VOL2
RV291
MIC
VOL1
RV290
HI-66 BOARD
CN290
8
9
CN601
1 3
1
MIC IN
2
CN601
CN603
IC705
AV CONT.
S/P CONV.
8 Q4
CLK 3
DATA 2
Q1 5
Q3 7
Q2 6
1N B IC751 4
1N A IC751 2
1N B
1N A
EMPH
TO
VIDEO
BLOCK
7 6
IC502
MICDRYON
Q521
Q631
Q520
Q630
4 Q0
9 Q5
10 Q6
11 Q7
12 Q8
13 Q9
14 Q10
15 Q11
S.D
SURR2
B.B
A OUT C
A OUT B
A OUT AL
A OUT AR
MB-77 BOARD
IC518
1 3
7 5
L IN
22
R IN 1
SW1 8
SW2 9
B.B 7
SURR1
SURR2
B.B
IC506
SURROUND
PROCESSOR
12 L OUT
11 R OUT
IC518
1 3
7 5
IC510
VCD
MIX
Q600
2
13
14
5
15
12
1
3
11 10 9
EE L
VCD L
VCD R
KARA L
SURR L
SURR R
PB EE L
A OUT C A OUT B A OUT AL
IC515
2
13
14
5
15
12
1
3
11 10 9
EE R
VCD L
VCD R
KARA R
SURR L
SURR R
PB EE R
A OUT C A OUT B A OUT AR
IC516
Q664
MUTE
1 3
7 5
IC518
MUTE
SW
Q665
Q660
POWER
DET
Q690
Q663
MUTE
Q661
MUTE
Q662
MUTE
18
16
10
22
20
REC L
REC R
VCD M
LINE OUT L
LIN OUT R
CN602
MA-303 BOARD
TO
AUDIO BLOCK
CN801
LINE-2
OUT
L
BOARD
I0-65
AUDIO
R
J402
7
5
L2 OUT
R2 OUT
CN402
3
5
LINE-1
OUT
L
AUDIO
R
CN604
16
33 XTLI
32 XTLO
X502
33.87MHz
J601
J602
(SEE PAGE 4-18)
(SEE PAGE 4-8)
(SEE PAGE 4-10)
(SEE PAGE
4-5)
(SEE PAGE 4-8)
IC501 #™ REC/PB
5.8Vp-p (33.87MHz)