Audio Block Diagram - Sony SLV-7700KME Service Manual

SLV-7700KME/7700KML

4-4. AUDIO BLOCK DIAGRAM

RP-233 BOARD
IC760
AFM
M901
REC/PB AMP
DRUM
AUDIO
HEAD CN501 HA
3 5
CH1
11
2 REC ON VCC VCC
10
CH2 HA
1 8
7 CA
15 18
PB ON
AGC AGC
AGC
DET
CTL
HE901
ACE HEAD CN881
1
AUDIO
REC/PB
HEAD
2
T881,Q881
Q882
BIAS
AUDIO
ERASE SW12V
ERASE
4
OSC
HEAD
Q886
BIAS
SW
T891,Q891
FE901
CN891 Q892
FULL
BIAS
ERASE SW12V
1 ERASE
HEAD OSC
FOR HF ADJ
2
CHECK
16
MA-303 BOARD
RV522
VCO
1.4MHz
FE CN701
CN501
FM PB
16 3 3 21
RV541
24
PB RF
BPF
27
COM
FM REC
AGC
21 1 1 28
AMP
10
LOPE
46
AF SWP
1 6 6
REC
2 5 5
AF REC P
3 4 4
RV532
1.8MHz
AF ENV
NT/PAL
AF SWP
REC
AF REC P
NA REC P
FULL ERS
HF ADJ
4-7
RV521
VCO
1.3MHz
IC501
Q522
AUDIO PROCESSOR
19
FM PNR
MODEM 54
BPF L
MIX
52
AMP
DO
53
ENB PNR
MODEM
R
42 41 SW
REC
AMP
30 26 48 6 9 8
RV531
VCO VCO
1.7MHz IC551
HEAD SW
Q532 5
2 4
IC201 55
IC201 24
IC201 100
IC201 48
IC201 4 TO/FROM
SYSTEM CONT
IC201 16
BLOCK
(SEE PAGE 4-12)
IC201 36
IC201 56
Q631
BUFF
CN801
Q641
VCD M
TO/FROM 14 BUFF
KARAOKE .AUDIO I/O MIC
1
BLOCK
LINE OUT L
2
MB-77 BOARD
LINE OUT R
CN602
4
(SEE PAGE 4-13)
5
4
3
IC801
Q806
IC813
BUFF 3 Q804
Q805
4 3 AMS 7
BUFF 5
IC812
12
5 7
14
13
9
10
IC812
3 1
IC802
5 7
3 1
4-8
CN801
PB EE L
10
PB EE R
12
TO/FROM
KARAOKE .AUDIO I/O
BLOCK
MB-77 BOARD
CN602
(SEE PAGE
REC L
6
4-13)
REC R
8
NT PB
23
NT PB IC201 59
AF DATA IC201 80
AF CLK IC201 81
AF MUTE IC201 17
TO/FROM
AMS IC201 21
SYSTEM CONT
BLOCK
SOUND LEVEL IC201 58
NA PB IC201 98
VCD/VHS IC201 91
MIC LEVEL IC201 57
CN701
TO
MOD A TUNER BLOCK
2
TU-168 BOARD
CN703
(SEE PAGE 4-19)
CN901
TO
LEVEL METER L DISPLAY CONT
8
BLOCK
LEVEL METER R
9 HI-66 BOARD
CN301
(SEE PAGE 4-10)