SLV-ED15/ED25/ED33/ED39/ED55/ED66/ED85/ED88/ED89/ED95/EZ11/EZ22/EZ44/EZ66/EZ77
4-9
4-10
MA-377 (VIDEO, AUDIO) SCHEMATIC DIAGRAM
• See page 4-5 for printed wiring board.
– Ref. No.: MA-377 board; 1,000 series –
VIDEO, AUDIO
MA-377
0.01u B
C249
10uH
L202
*
C203
0.1u
F
C228
0.01u
C261
B
2.2u
F
C251
JL217
50V
4.7u
C229
1500p
B
C358
JL223
JL213
0.01u
C215
0.01u
B
C294
47k
R364
0.022u
B
C231
JL216
JL225
4700
R212
CL303
R216
100
4P
CN202
1
HF ADJ
2
PB RF
3
RF SWP
4
GND
10k
R201
6p
CH
C226
2.2u
F
C201
IC201
HA118217F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
*
CH
C230
R351
3900
100
R214
0.022u
B
C221
0.01u
B
C369
50V
4.7u
C290
JL232
*
CH
C232
JL212
100
R215
15k
R360
16V
10u
C238
0.01u
B
C239
LA7277M-TLM
IC291
1
C OUT
2
Y OUT
3
Y SYNC
4
V OUT
5
VCC
6
FIL ADJ
7
MONI 1
8
MONI 2
9
CLK
10
DATA
11
MAIN OFF
12
SUB
13
SUB
14
SUB
15
SUB
16
GND
17
REG
18
Y IN
19
MCOR 3
20
C IN
1u
B
C258
JL221
MUN2213T1
Q204
MUN2213T1
Q202
27k
R354
4700
R218
*
C202
0.1u
F
C241
0.47u
B
C220
0.1u
F
C235
4.433619MHz
X201
2.2u
F
C248
CL291
15k
R366
10u
C356
50V
JL205
1.5M
R365
0.01u
B
C237
JL360
0.033u
B
C206
16V
22u
C362
0.022u
C354
B
1u
B
C253
8200
R299
3.579693MHz
X202
0.1u
F
C233
330p
CH
C252
*
R209
2200p
B
C256
50V
1u
C365
JL237
2.2u F
C292
JL211
JL236
1k
R289
180k
R352
6800
R205
16V
10u
C245
JL202
JL204
47k 1/4W
R359
0.1u
C351
F
50V
4.7u
C223
22u
C355
16V
68p
C211
JL238
*
C204
0.5%
10k
R291
*
R202
15k
R363
4700p
B
C217
0.01u
B
C246
0.1u
F
C207
27k
R356
10k
R296
50V
4.7u
C298
0.01u
B
C295
JL227
2.2u
C225
F
0.22u
B
C247
JL233
UN2213-TX
Q203
0.1u
F
C208
47k
R367
JL210
0.01u
CH
C212
470
R319
1u
B
C224
JL224
50V
1u
C361
*
R208
9P
CN203
1
SECAM DET
2
SECAM ON
3
FSC
4
GND
5
PB C
6
C SYNC
7
SW 5V
8
GND
9
PB RF
JL291
0.1u
C289
JL201
JL214
BA7653AF-E2
IC202
1
IN1
2
INS
3
IN2
4
NC
5
IN3
6 VCC
7 OUT
8 GND
18k
R355
JL234
0.22u
B
C291
0.1u
F
C236
JL208
10u
C360
16V
100uH
L351
0.01u
C260
B
R361
0
1u
B
C216
1500p
B
C357
2200p
B
C255
16V
10u
C296
0.1u
F
C222
JL203
UN2213-TX
Q206
*
L203
68p
C210
4700p
B
C257
470
R217
JL222
4700
R207
0.01u
Y
C299
2SD601A
Q201
JS291
CL203
0.01u
CH
C213
JL207
*
C205
50V
4.7u
C364
JL235
JL228
2.2u
C259
JL231
10k
R350
4700p
B
C254
50V
4.7u
C353
JL215
0.1u
F
C240
50V
4.7u
C359
50V
3.3u
C209
1k
R213
50V
1u
C366
1500
R206
0.1u
F
C242
27k
R204
JL206
JL226
JL292
12uH
L204
R211
0
*
CH
C214
50V
3.3u
C243
0
R357
120
R353
*
L205
11P
CN201
1
LP CH2
2
LP COM
3
LP CH1
4
SP CH2
5
SP COM
6
SP CH1
7
FE
8
FE
9
AUDIO CH1
10
AUDIO COM
11
AUDIO CH2
16V
47u
C352
JL209
6P
CN204
1
LP CH2
2
LP COM
3
LP CH1
4
SP CH2
5
SP COM
6
SP CH1
2.2M
R219
100uH
L206
16V
47u
C234
150p
CH
C227
W001
0
JS203
4700
R368
0.01u
B
C244
10uH
L207
JS202
0
CL290
CL292
CL293
CL294
CL295
CL296
CL297
CL298
CL299
CL231
CL230
Q211
2SD601A-QRS-TX
1k
R224
220
R223
220
R222
47p
CH
C262
47uH
L215
UN2213-TX
Q210
10uH
L214
1k
R225
120k
R226
1k
R227
1k
R228
2.2u
F
C218
100
R294
100
R295
1000p
C219
L208
*
L209
*
L210
*
39p CH
C263
JS201
0
AU_GND
PB_A_HEAD
REC_A_HEAD
LINE_IN2_L
SW5V
AUDIO_OUT
L2_VIDEO
L3_VIDEO
VIDEO_OUT
GND
NORMAL_AU
NA_HF_OUT
AUDIO_CH1
AF_ENV
AUDIO_CH2
AUDIO_COM
SDT
ACK
MESEC
SECON
APC
CSYNC
QVD
VOUT
VCLK
VDAT
PAL
RFSWP
RFENV
INS
SDA
SCK
NAPB
NTSC
AMUTE
1
A
LINE_IN3L(SAT)
L1_VIDEO
B34
V76
V64
VV35
VV37
VV21
VV26
VV37
VV26
VV21
V50
VV46
VV44
VV46
VV44
HC36
HC37
HC35
HA21
AV2
HA22
V51
VV35
H44
V17
HT42
HT43
VS1
VS3
VS1
VS3
HA21
HA22
H44
HC37
HC36
HC35
V16
A99
A4
HT43
HT42
AV2
V84
V81
V76
VR63
VR62
V52
V51
V50
V17
V67
V97
V64
CN1
VR63
A4
V97
A99
CN1
V67
V50
V84
V81
V76
V52
HA21
VR62
MA-377 BOARD(7/7)
(SEE PAGE 4-25)
MA-377 BOARD(2/7)
(SEE PAGE 4-13)
MA-377 BOARD(2/7)
(SEE PAGE 4-13)
(SEE PAGE 4-19)
MA-377 BOARD(4/7)
(SEE PAGE 4-13)
MA-377 BOARD(2/7)
(SEE PAGE 4-21)
MA-377 BOARD(5/7)
(SEE PAGE 4-23)
MA-377 BOARD(6/7)
(SEE PAGE 4-19)
MA-377 BOARD(4/7)
(SEE PAGE 4-19)
MA-377 BOARD(4/7)
MA-377 BOARD (1/7)
(SEE PAGE 4-28)
SE-103 BOARD
(JIG)
LP CH2
SP CH2
SP CH1
LP CH1
AUDIO CH1
AUDIO CH2
SP CH2
LP CH2
LP CH1
SP CH1
05
11
14
3
7
5
9
I
D
G
C
J
H
F
E
B
4
10
6
16
15
12
8
2
13
17
18
M
K
L
IC201
VIDEO REC/PB AMP
VIDEO INPUT SELECT
Y/C PROCESS
NORMAL AUDIO PROCESS
SYNC SEP OUT
AV TAB
AV TAB
AV TAB
CCD C-IN
CCD GND
CCD TAB
CCD Y-IN
CCD TAB
CCD TAB
CCD Y-OUT
CCD TAB
CCD MODE COUNT IN
CCD VCC
CCD C-OUT
AV TAB
AV TAB
AV TAB
LINE IN1
CCD CLK IN
SQ IN
Y OUT
VIDEO 0UT FBC
COLOR IN
PB C-OUT
VIDEO OUT ALC
CCD CONT
C-CCD FB-IN
LEVEL DET
C-CCD DRIVE
VCC
IIC CLK
IIC DA
T
A
KILLER OUT
2fsc VCO DET
LC-VCO
DO OUT
GND
CCD SIG 2fsc OUT
CR-DET
3.58 X-tal IN
ACC DET
X-tal OSC OUT
REC APC
3.58/4.43 Xtal IN
PB APC/REC AFC
MESECAM DET
SEP C IN
PB C OUT
SP/EP
DRUM FF IN
CK DET
DISCRI
ENV OUT
GND
SP CH2(+)
SP CH2(-)
SP CH1(-)
SP CH1(+)
VCC
SP CH2(+)
SP CH2(-)
SP CH1(-)
SP CH1(+)
AUDIO ALC FILTER
AUDIO VCC
S/VHS
REC Y+C OUT
MUTE
AUDIO PB
EQ OUT
AUDIO PB IN (-)
AUDIO PB IN (+)
AUDIO PB EP SW
AUDIO REC OUT
AUDIO GND
B.G.
AUDIO LINE IN3
AUDIO LINE IN2
AUDIO LINE IN1
AUDIO BYP
ASS
AUDIO LINE OUT
VCC
MAIN EM OUT(REC)
S-DET
E-PEAK
G-EQ
CLAMP DRIVE
MAIN CLAMP IN
ME FBC(REC)
APL(PB)
Y
-CCD DRIVE
ME ALC/PB FM AGC
Y
-CCD CLAMP
Y
-CCD LPF OUT
CCD ADJ
FROM Y
-CCD
GND
LINE IN3
AGC DET
LINE IN2
MAIN DEEM IN(PB)
MAIN EM IN(REC)
MAIN DEEM OUT(PB)
ED39/ED89
CN951
CHECK
*L208,L209,L210
:EXCEPT ED15/ED25/ED33
ED39/EZ11/EZ22
:ED15/ED25/ED33/EDD39/
EZ11/EZ22
0
2.2uH
EXCEPT
ED39/ED89
:ED15/ED25/ED33/ED39/EZ11/EZ22
:EXCEPT ED15/ED25/ED33/ED39/EZ11/EZ22
22p
33p
*C214
:EXCEPT ED15/ED25/ED33/ED39/EZ11/EZ22
:ED15/ED25/ED33/ED39/EZ11/EZ22
*R202
100
220
EXCEPT EZ11/EZ22
EZ44/EZ66
ED39
/ED89
EZ11/EZ22/EZ44/
EZ66/EZ77
AFC FILTER
SWITCH
BUFFER
ED39/ED89
INVERTER
:EXCEPT ED15/ED25/ED33/ED39/
EZ11/EZ22
82uH
100uH
:ED15/ED25/ED33/ED39/EZ11/EZ22
*L203,L205
ED85/ED88/ED89/ED95/EZ66/EZ77
ED55/ED66/EZ44
EXCEPT ED85/ED88/ED89/ED95/EZ66/EZ77
:ED15/ED25/ED33/ED39/EZ11/EZ22
4700p
0.01u
:EXCEPT ED15/ED25/ED33/ED39/
EZ11/EZ22
*C202,C205
0.01u
2200p
:ED15/ED25/ED33/ED39/EZ11/EZ22
*C203,C204
:EXCEPT ED15/ED25/ED33/ED39/
EZ11/EZ22
ED15/ED25/
ED33/ED39/
EZ11/EZ22
…
ED15/ED25/ED33/
ED39/EZ11/EZ22
EXCEPT ED15/ED25/
ED33/ED39/EZ11/EZ22
10p
:ED15/EZ25/ED33/ED39/EZ11/EZ22
*C230
:ED66/ED88/ED89/ED95/EZ77
18p
:ED55/ED85/EZ44/EZ66
22p
3.3k
10k
:ED15/EZ25/ED33/ED39/EZ11/EZ22
*R208
:ED55/ED85/EZ44/EZ66
:ED66/ED88/ED89/ED95/EZ77
6.8k
27p
:ED55/ED85/EZ44/EZ66
:ED66/ED88/ED89/ED95/EZ77
*C232
:ED15/EZ25/ED33/ED39/EZ11/EZ22
18p
15p
:ED66/ED88/ED89/ED95/EZ77
*R209
:ED15/EZ25/ED33/ED39/EZ11/EZ22
3.3k
1.2k
8.8k
:ED55/ED85/EZ44/EZ66
IC202
VIDEO INPUT
SELECT
ED55/ED66/ED88/
ED89/ED95/EZ66/
EZ77
EXCEPT ED85/ED88/ED89/
ED95/EZ66/EZ77
ED88/ED89/ED95:MN,TH/EZ77
ED55/ED66/
ED95MI/EZ66
REC TRAP
SWITCH
BUFFER
Q203,204
PAL/NTSC SWITCH
ED55/ED66
ED66/ED88/ED89/
ED95/ED77
EXCEPT ED66/ED88/
ED89/ED95/
EZ77
IC291
ARC
ED66/ED88/ED89/ED95/EZ77
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
AUDIO
PB
CHROMA
VIDEO SIGNAL
SIGNAL PATH
Y/CHROMA
SIGNAL
Y
REC
9
7
8
6
3
4
5
2
1
2.6
2.5
2.3
4.1
1.9
1.8
2.7
2.5
4.9
2.9
2.3
1.8
4.9
1.1
0.2
0.2
4.6
4.6
B+
15
14
15 16
17
B+
0.4
2
2.5
4.9
2
4.9
4.9
3
4.9
0.1
4.9
3
2.8
2.8
1.9
2.8
2
1.4
2.1
3
1.9
2.2
2.7
3
2.3
2
R3.3/P0.6
R2.6/P3
R1.9/P1.3
R1.9/P1.3
4.9
2.4
2.4
2.5
2.5
2.5
2.8
2.6
0
2.5
2.2
1.3
2.4
R0/P3.8
2.4
2.5
2.4
2.4
4.9
R0.1/P2.2
R0.1/P2.2
R0.1/P2.2
R0.1/P2.2
R0.1/P2.2
0.3
4.9
0.1
0
2.5
4.9
0.1
0
R3.6/P2
2.7
4.5
2.4
2.1
1.8
2.3
2.1
2.8
2.8
4.7
4.7
R1/P2.6
0
4.7
4.7
4.7
2.1
3.1
3
0.1
2.3
2.1
1.9
2.8
2.4
0.1
R2.7/P1
1
3
4
5
6
7
8
9
2
12
13
12
11
10
B+
B+
B+
B+
B+
B+
R4/P1.5
R3.6/
P2.1
4.9
5
0
B+
B+
B+
B+
B+
1.6
0
1.6
4.9
4.9
1.6
2.3
4.9
0
5
5
0
1.2
0
B+
2.5
Summary of Contents for RMT-V298A
Page 7: ...1 2 ...
Page 8: ...1 3 ...
Page 9: ...1 4 ...
Page 10: ...1 5 ...
Page 11: ...1 6 ...
Page 12: ...1 7 ...
Page 13: ...1 8 ...
Page 14: ...1 9 ...
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