Karaoke Block Diagram - Sony SLV-GA30 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

3-5. KARAOKE BLOCK DIAGRAM

MJ-91 BOARD
(SEE PAGE 4-25)
IC501
CN502
MCJ501
12 9 MIC1
1 1
1
CN502
RV502
MIC IN
IC501
MIC 1
MCJ502
3 6 MIC2
3 3
2
CN501
RV503
MIC 2
S501
KARAOKE
GA40K/GA70K/GA77K
GF90K/GF99K MODEL
FR-142 BOARD
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
.
GA40K/GA70K/GA77K
GF90K/GF99K MODEL
MA-336 BOARD
IC501
CN209
MIC MIX MIC OUT
7 8
2 2 2 2
CN501
CN502
GA40K/GA70K
MODEL CN201
CN601
D501
PON KARAOKE PON
10 6
ON
OFF D502
D503
KR SW/ECHO VR
9 7
GA70K/GA77K
RV501
GF90K/GF99K
MODEL
ECHO
(SEE PAGE 4-21)
CN702
GA66/GA77K/GF99K
7 BUFF
MODEL
Q206
SR-35 BOARD
CN701
AUDIO PON
7
SR L IN
9
FROM
AUDIO
BLOCK
MA-336 BOARD
CN702
(SEE PAGE 3-8)
SR R IN
10
SR-C 1
FROM
x a o
6
y
SYSCON
SR-C 2
BLOCK 5
SR-C 3
MA-336 BOARD
4
i
CN702
(SEE PAGE 3-6)
16
3-9
http://www.xiaoyu163.com
SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
8
(SEE PAGE 4-11)
IC502
KARAOKE PROCESS
26 20
VR COMPRESS
ALC
VR
VR EXPAND LPF 15
SW
31
1
VOCUL
CUT
2
11
6 5 4
Q Q
3 7 6 3
(SEE PAGE 4-17)
GA77K/GF99K MODEL
IC701
VOCAL CANSEL
LOGIC
15
L
9
13
L+R
SW1 SW2
L-R
3
R
6
JS702
JS701
GA66 MODEL ONLY
u 1 6 3
.
http://www.xiaoyu163.com
2 4
9 9 8
IC503
SRAM
19 18 2
10
X501
455kHz
10
16 17 4
LINE OUT L CNJ801 L
LINE OUT R CNJ801 R TO/FROM
AUDIO
BLOCK
Q502
(SEE PAGE
MIC RFU RFU801 2
3-8)
LINE IN L CN702 1
LINE IN R CN702 2
GF90K/GF99K
1 5 1 5 0 8 9 2 4
KR SW/
FROM
ECHO VR Q250 B
SYSCON
BLOCK
LED POWER IC201 67
(SEE PAGE 3-5, 6)
IC702
SURROUND-B
SS/SURROUND-A
22 L CH 12 21
Q701 Q705
ATT ATT ATT ATT
QXPANDER
1 R CH 11 1
Q702 Q704
ATT ATT ATT ATT
20
8
SW
9 CONT
Q713
m
c o
3-10
2
9 9
9 8 2 9 9
IC703
CN701
SR L OUT
12 1
TO
VIRTUAL
AUDIO
AUDIO
BLOCK
PROCESS
MA-336 BOARD
SR R OUT CN702
13 2
(SEE PAGE 3-8)