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MA-361 (VIDEO, AUDIO) SCHEMATIC DIAGRAM (See Service Manual Page 4-13.)
– Ref. No.: MA-361 board; 1,000 series –
!
: Points added parts.
1
2
3
4
MA-361 BOARD(1/7)
A
IDA1
MA-361 BOARD(2/7)
ICL1
1
(SEE PAGE 4-17)
VR6
VSWP
MA-361 BOARD(3/7)
JOG
B
2
(SEE PAGE 4-20)
IC281
PQ05RD11
IC281
5V REG
1
2
3
4
R281
C
1k
PCONT
D6V
MA-361 BOARD(7/7)
3
B+
(SEE PAGE 4-28)
C281
C282
100u
100u
16V
16V
ANGND
C201
CN202
4P
0.01u
HF ADJ
1
JL213
D
PB RF
2
CHECK
JL214
RF SWP
3
JL226
GND
4
JL227
HFA
B+
AURP5V
MA-361 BOARD(3/7)
4
AC1
(SEE PAGE 4-19)
ARE
AC2
E
CN201
11P
JL201
AUDIO CH2
1
AUDIO CH2
1
JL202
2
AUDIO COM
2
JL203
3
AUDIO CH1
3
JL204
AUDIO CH1
4
FE
4
5
FE
5
JL205
F
6
SP CH1
6
JL206
7
SP COM
7
JL207
SP CH1
8
SP CH2
8
JL208
9
LP CH1
9
JL209
SP CH2
10
LP COM
10
JL210
11
LP CH2
11
LP CH1
G
LP CH2
H
I
J
NAPB
MA-361 BOARD(3/7)
2
(SEE PAGE 4-20)
A_RP
MA-361 BOARD(2/7)
K
1
FE
(SEE PAGE 4-17)
MA-361 BOARD(6/7)
T330
C331
5
BIGND
SB-D3245
(SEE PAGE 4-25)
100u
8
16V
4
2
JL330
L
3
CN330
3P
JL331
FULL
FE_HEAD
1
6
1
ERASE
HEAD
AU_GND
2
7
AU_GND
3
JL332
CN331
4P
R0.3/
AUDIO
PB_A_HEAD
1
0
REC/PB
JL333
M
HEAD
REC_A_HEAD
2
JL334
AUDIO
AU_GND
3
ERASE
HEAD
A_ERASE_HEAD
4
JL335
05
5
6
7
8
Q201,206
AFC FILTER
B+
SWITCH
C220
0.1u
Q201
X202
0
UN2213-TX
3.579545MHz
0
R213
1k
C218
C267
0.001u
330p
CH
C226
C223
C219
0.1u
L221
R217
2.2u
0.01u
10uH
470
50V
R4.9/
C221
P2.8
1u
R4.5/
50V
P2.1
B+
47k
80
79
78
77
76
75
74
73
72
71
3
2.8
DRUM FF IN
4
C208
1
0.033u
1.3
CK DET
C213
3.3u
2.3
50V
DISCRI
P0/
C209
P1.5
0.01u
ENV OUT
W901
GND
C203
C343
4700p
22p
2.4
SP CH2(+)
C204
2
2200p
2.3
$ %
SP CH2(-)
C205
2200p
2.4
SP CH1(-)
C206
C344
4700p
2.4
22p
SP CH1(+)
L202
4.9
10uH
VCC
C214
R0.1/
4700p
P2.2
SP CH2(+)
C207
C345
R0.1/
2.2u
22p
P2.2
$
SP CH2(-)
C215
C346
R0.1/
2200p
22p
P2.2
SP CH1(-)
R0.1/
C216
P2.2
2200p
$
SP CH1(+)
C323
10u
C217
4700p
0.3
50V
AUDIO ALC FILTER
R323
1.5M
5
1/4W
AUDIO VCC
JS304
S/VHS
C324
47u
25V
REC Y+C OUT
JL302
GND
2.6
AUDIO PB
EQ OUT
R302
12k
R301
330k
C301
0.01u
1
2
3
4
5
6
7
8
9
10
C310
C311
1u
22u
50V
16V
C309
R304
1u
270
C307
50V
47u
25V
C302
R303
10u
15k
50V
C304
R316
0.001u
0
C318
0.01u
B+
Q331
UN2115-QRS(TX)
SWITCH
11.9
C321
R322
0.01u
10k
L330
R11.8/
R345
1.2mH
P0.4
47k
JL321
C335
6800p
1
2
3
4
R0.1/
PP
P11.9
R331
0
R5.1/P0
R332
C332
27k
6
1500p
Q339
R337
C347
UN2213-TX
12k
220p
SWITCH
8
7
6
5
PET
C334
R11.5/
P0.4
0.01u
````
5
R333
IC321
JW
R-0.4/
P0.4
R341
HEAD SWITCH
4
12
1/4W
Q330
2SC4040-TL2-Q
BIAS ERASE
OSC
– 5 –
9
10
11
12
B+
L208
10uH
JL221
L205
12uH
JL223
C234
4.7u
C253
50V
0.22u
C227
4.7u
50V
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
SYNC SEP OUT
6
7
8
CCD C-IN
CCD CLK IN
IC201
HA118217F
CCD Y-IN
IC201
VIDEO REC/PB AMP
VIDEO INPUT SELECT
Y/C PROCESS
NORMAL AUDIO PROCESS
CCD Y-OUT
CCD MODE CONT IN
CCD C-OUT
12
13
12
11
LINE IN1
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
C312
4.7u
C247
50V
0.1u
R203
C233
C254
R204
C244
6800
0.1u
1u
R311
C256
120k
10u
1u
470
R207
50V
C246
10k
0.1u
C241
C235
0.1u
C249
10p
3.3u
50V
C230
C251
C255
2.2u
10u
2.2u
50V
50V
0.6
0.1
Q202
UN2213-TX
PAL/NTSC SWITCH
5
2.4
L269
R269
1.7
47uH
220
C269
56p
R271
CH
1k
R270
220
R0/P0.5
R5.1/P0
Q209
UN2213-TX
REC TRAP
SWITCH
Q332
2SC4040-TL2-Q
BIAS ERASE
T331
Q335
OSC
R347
UN2115-QRS(TX)
7
1k
R11.4/P04
R0.4/P0
SWITCH
$
1
R11.7/P0.4
B+
C336
11.9
1500p
R342
L331
15
R0.6/
PS331
1.2mH
1/4W
P0.4
3
400mA
R0.1/
P11.9
2
C339
Q340
R4.1/
8
R348
UN2213-TX
P0
0.1u
100k
SWITCH
C338
D321
220u
02DZ6.2-TPH3
16V
B+
PS330
400mA
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
13
14
15
16
B+
JL296
C298
R296
1u
10k
JL297
50V
C299
0.01u
14
20
19
16 15 17
9
1
2
0.4
AV TAB
C290
4.7u
50V
AV TAB
AV TAB
2
B+
CCD GND
2.5
C259
5
0.01u
CCD TAB
R222
2
JW
5
CCD TAB
5
CCD TAB
3.1
5
C264
CCD TAB
2.2u
0.2
5
CCD VCC
JS206
3.1
AV TAB
C265
330p
AV TAB
AV TAB
2.8
R215
C262
1u
0
C268
0.01u
C266
2.2u
F
R224
B+
10k
1.7
R225
10
10k
4.9
Q208
1
0.1
UN2213-TX
GND
R214
5.1
0
IC202
BA7653AF-E2
IC202
Q207,208
INVERTER
VIDEO INPUT
SELECT
B+
– 6 –
SLV-ED100KR
17
18
19
R300
1k
C294
R299
0.01u
8200
C295
0.01u
18
17
16
15
14
13
12
11
R298
0
IC291
Y/C MIX
3
4
5
6
7
8
9
10
JS209
MA-361 BOARD(3/7)
6
INS
(SEE PAGE 4-20)
R226
0
VIO
MA-361 BOARD(4/7)
7
(SEE PAGE 4-21)
ANGND
ACK
VPL1
MA-361 BOARD(2/7)
VQV1
1
(SEE PAGE 4-17)
VME
VCS1
VPC
VI1
VI3
MA-361 BOARD(6/7)
5
(SEE PAGE 4-25)
AUGND
R220
0
MOAD
MA-361 BOARD(3/7)
8
1.9
TUV
(SEE PAGE 4-20)
C274
0.01u
4.5
R221
2.5
0
C275
CN204
5P
0.01u
JL303
5
L2 VIDEO
4
AN GND
FL-110 BOARD
JL305
CN304
3
L2 IN R
(SEE PAGE 4-65)
2
AU GND
1
L2 IN L
JL304
C319
1u
16V
C320
TA
1u
16V
TA
LI2R
LI2L
MA-361 BOARD(3/7)
9
(SEE PAGE 4-19)
NAI
NAO
MA-361 BOARD(5/7)
10
NAI2
(SEE PAGE 4-23)
MA-361 BOARD(5/7)
11
AUGND
(SEE PAGE 4-24)
B+
MA-361 BOARD(7/7)
3
SW12V
(SEE PAGE 4-28)
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
CHROMA
Y
Y/CHROMA
REC
PB
VIDEO, AUDIO
MA-361 (1/7)
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