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SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
4-11
4-12
KARAOKE, POWER SUPPLY
MA-336 (4/4)
For schematic diagram
• Refer to page 4-15 for waveforms.
• Refer to page 4-15 for waveforms.
SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
4-13
MA-336 (VIDEO, AUDIO, SERVO/SYSTEM CONTROL, TUNER, KARAOKE, POWER SUPPLY) PRINTED WIRING BOARD
— Ref. No. MA-336 Board; 1,000 Series —
VIDEO, AUDIO, SERVO/SYSTEM CONTROL, TUNER, KARAOKE, POWER SUPPLY
MA-336
MJ-91
(MIC JACK, AMP)
[GA70K/GA77K/GF90K/GF99K]
(MIC JACK, AMP)
[GA70K/GA77K/GF90K/GF99K]
FR-140
(POWER,
EJECT SWITCHES)
(POWER,
EJECT SWITCHES)
JK-166
(LINE IN/OUT)
[GA66/GA77K/GF80/
GF90K/GF99K/PH99]
(LINE IN/OUT)
[GA66/GA77K/GF80/
GF90K/GF99K/PH99]
FR-142
(MODE CONTROL)
(MODE CONTROL)
FR-141
(TAPE OPERATION)
(TAPE OPERATION)
SR-35
(SURROUND)
[GA66/GA77K/GF99K]
(SURROUND)
[GA66/GA77K/GF99K]
MA-336
VIDEO, AUDIO,
SERVO/SYSTEM CONTROL,
TUNER, POWER SUPPLY
VIDEO, AUDIO,
SERVO/SYSTEM CONTROL,
TUNER, POWER SUPPLY
MA-336 BOARD
CN101
A-9
CN102
B-10
CN201
J-11
CN202
H-12
CN203
I-6
CN204
E-12
CN205
E-3
CN206
J-4
CN207
I-1
CN208
J-2
CN209
J-3
CN210
H-12
CN401
A-11
CN402
A-11
CN702
I-1
CN951
A-1
CNJ801 A-5
D201
G-6
D203
F-7
D250
H-5
D251
H-5
D581
C-8
D582
C-8
D807
I-12
D808
I-12
D809
I-12
D810
H-12
D951
C-1
D961
I-1
IC101
C-10
IC201
H-7
IC202
J-5
IC203
H-10
IC204
H-11
IC301
D-6
IC302
A-10
IC502
I-3
IC503
I-5
IC581
B-8
IC751
C-4
IC752
D-4
PH201
H-9
PH202
H-6
Q101
B-11
Q102
B-11
Q103
C-9
Q104
D-8
Q201
F-3
Q202
F-11
Q203
F-6
Q204
D-8
Q205
G-6
Q206
H-4
Q207
I-8
Q208
I-6
Q209
I-11
Q210
J-1
Q211
J-5
Q212
J-5
Q213
J-5
Q214
G-6
Q215
F-7
Q216
G-7
Q217
C-9
Q218
D-9
Q219
D-9
Q220
B-9
Q221
H-1
Q222
H-1
Q223
I-11
Q224
F-7
Q225
F-7
Q226
H-1
Q250
H-5
Q251
H-4
Q401
A-12
Q402
A-12
Q403
C-12
Q404
B-12
Q405
C-12
Q406
C-12
Q407
A-11
Q410
B-9
Q502
I-3
Q581
C-8
Q751
D-3
Q752
C-3
Q753
D-4
Q801
B-4
Q961
I-1
SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
@£
IC201
@£@¢
REC/PB
@¢
IC201
@∞
REC/PB
@∞
IC201
@§
REC/PB
@§
IC201
#¡
REC
@¶
IC201
#™
REC
@•
IC201
#•
REC/PB
@ª
IC201
#ª
REC/PB
#º
IC201
$º
REC/PB
#¡
IC201
$£$∞
REC/PB
#™
IC201
%º
REC/PB
#£
IC201
%¡
REC/PB
#∞
IC201
%¢
REC/PB
#§
IC201
&™
REC/PB
#¢
IC201
%£
REC/PB
5Vp-p
5Vp-p
5Vp-p
3.1Vp-p
3.1Vp-p
4Vp-p
4.1Vp-p
25Hz
758Hz
455kHz
1.18MHz
0.88MHz
25Hz
25Hz
25Hz
600Hz
4.6Vp-p
3.6Vp-p
2Vp-p
3.5Vp-p
H
H
4.2Vp-p
H
2.6Vp-p
4Vp-p
3.2Vp-p
8.86716MHz
10MHz
#¶
IC503
!¡
REC/PB
H
MA-336
BOARD (SERVO/SYSTEM CONTROL, KARAOKE BLOCK)
SR-35 (SURROUND) PRINTED WIRING BOARD
— Ref. No. SR-35 Board; 2,000 Series —
4-15
4-16
SURROUND
SR-35
MJ-91
(MIC JACK, AMP)
[GA70K/GA77K/GF90K/GF99K]
(MIC JACK, AMP)
[GA70K/GA77K/GF90K/GF99K]
FR-140
(POWER,
EJECT SWITCHES)
(POWER,
EJECT SWITCHES)
JK-166
(LINE IN/OUT)
[GA66/GA77K/GF80/
GF90K/GF99K/PH99]
(LINE IN/OUT)
[GA66/GA77K/GF80/
GF90K/GF99K/PH99]
FR-142
(MODE CONTROL)
(MODE CONTROL)
FR-141
(TAPE OPERATION)
(TAPE OPERATION)
SR-35
(SURROUND)
[GA66/GA77K/GF99K]
(SURROUND)
[GA66/GA77K/GF99K]
MA-336
VIDEO, AUDIO,
SERVO/SYSTEM CONTROL,
TUNER, POWER SUPPLY
VIDEO, AUDIO,
SERVO/SYSTEM CONTROL,
TUNER, POWER SUPPLY
SLV-GA30/GA50/GA66/GA70K/GA77K/GF80/GF90K/GF99K/P66/PH99
4-17
4-18
SURROUND
SR-35
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