SLV-EX5/EX8S/EX9S
3.8
3.8
3.8
6.1
4.6
0
0
4.5
0
3.9
3.9
3.9
3.9
3.9
3.9
0.8
3.9
0.8
3.9
3.9
R4.1/P0.6
R0.2/P3
R4/P0.6
R4/P0
0.8
4.6
4.6
4.8
R4.1/P0.6
11.7
6.1
3.8
3.8
3.8
3.8
3.8
4.9
-0.6
-0.6
0
-0.4
5
0
R11.5/P0.4
R0.1/P11.8
11.8
R10.6/P0.3
0.1
0.2
R-14.5/P0
R-21.1/P0.7
0
R-20.9/P0.7
R-21/P4.9
5
R5/P0
B+
B+
B+
B+
B+
B+
EX5
EX8S/EX9S
EX5
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
B+
B+
EX5
C322
50V
10u
25V
47u
C314
50V
10u
C308
1k
R333
JL331
25V
47u
C310
50V
2.2u
C312
8200p
C315
220p
C373
10k
R301
2SA1162Y
-TE85L
Q337
JL335
1k
R321
JL305
JL306
JL303
2200
R311
0
R324
T371
1
2
3
4
5
6
7
8
50V
10u
C319
0.22u
C326
7P
CN331
1
A ERASE HEAD
2
BIAS GND
3
REC A HEAD
4
PB A HEAD
5
CTL GND
6
Y CTL (Y)
7
X CTL (X)
2SD601A-QRS-TX
Q373
10k
R376
16V
47u
C307
2SC4040-TL2-Q
Q375
470
R329
JL333
JS360
2SC2712Y-TE85L
Q339
JS371
JS333
R313
3.3M
JL334
50V
10u
C316
3300
R331
1k
R320
10k
R375
0.1u
C379
0.1u
C323
22k
R379
27k
R306
4.7
R380
16V
47u
C378
50V
10u
C313
0
R327
27k
R312
2SC2712Y-TE85L
Q338
39k
R308
0.5%
0.01u
C324
1k
R332
JS302
100uH
L301
1500p
C376
50V
10u
C318
UN2115-QRS(TX)
Q376
50V
10u
C311
TDA9605H/N2,557
IC360
1
TU M
2
TU L
3
TU R
4
L2 L
5
L2 R
6
L3 L
7
L3 R
8
NC
9
NC
10
L1 L
11
L1 R
12
ACL
13
RF OUT
14
MUTE
15
MUTE
16
L OUT
17
R OUT
18
MUTE
19
NC
20
NC
21
NA OUT
22
NA IN
23
DCFBL
24
EMPHL
25
DCL
26
DETL
27
GND
28
IREF
29
VREF
30
DETR
31
DCR
32
EMPHR
33
DCFBR
34
Vcc 12V
35
PB IN 2
36
REC OUT
37
PB IN 1
38
HM SW
39
GND
40
Vcc 5V
41
AF SWP
42
S DAT
43
S CLK
44
AF ENV
10k
R330
50V
10u
C320
Q374
MUN2113T1
1.2mH
L371
JL336
0.01u
C377
0.22u
C327
8200p
C309
0.01u
C304
330
R371
0
R328
18k
R322
JL307
47k
R370
JL302
100uH
L302
330
R372
10k
R378
2200
R307
JL304
0.22u
C325
2SD601A-QRS-TX
Q372
JS332
0
0
R323
0.001u
C371
JL301
0.015u
C375
100V
JL332
PS331
50V
1u
C317
50V
10u
C336
JS304
2.2u
C303
0
JS372
0
JS373
JS361
JS204
JS330
GND
DGND
AN_GND
AU_GND
LINE_IN2_L
LINE_IN2_R
LINE_IN3_L(SAT)
LINE_IN1_L
LINE_IN1_R
UN5V
LINE_OUT_R
LINE_OUT_L
SW_12V
SW_5V
LINE_OUT_L
NORMAL_AU
SCK
SDA
CTL_+
AFSWP
CTL_-
AFENV
AU_GND
LINE_IN3L(SAT)
SW_5V
NAPB
PB_A_HEAD
REC_A_HEAD
FULERA
RECP
MOD_AUDIO
AUDIO_CH2
AUDIO_CH1
AFENV
AUDIO_COM
NORMAL_AU
NA_HF_OUT
TUNER_R
TUNER_L
TUNER_M
1
A
NAPB
JS914
AN_GND
HT2
HT1
HT3
HT42
HT43
H41
H11
H5
HA21
H10
H4
H4
H5
H6
H10
H11
HA22
HT43
HT42
A4
CN7
CN6
H44
H41
B33
A91
HC35
HC37
H44
H44
HT1
HT2
HT3
HT13
HC36
HA21
HA22
HC35
HC36
HC37
H44
CN7
CN6
A4
A91
B33
H6
0.315A
MA-377 BOARD (4/7)
MA-377 BOARD(1/7)
(SEE PAGE 4-10)
MA-377 BOARD(1/7)
(SEE PAGE 4-10)
MA-377 BOARD(2/7)
(SEE PAGE 4-13)
(SEE PAGE 4-19)
MA-377 BOARD(5/7)
MA-377 BOARD(2/7)
(SEE PAGE 4-13)
(SEE PAGE 4-19)
MA-377 BOARD(5/7)
MA-377 BOARD(6/7)
(SEE PAGE 4-21)
AUDIO
ERASE
HEAD
HEAD
AUDIO
REC/PB
CTL HEAD
4
B
E
F
H
J
C
G
D
I
9
5
13
11
14
3
7
2
12
8
10
6
17
16
15
Hi-Fi AUDIO
IC360
8
MA-377 BOARD(1/7)
(SEE PAGE 4-10)
4
14
9
HEAD
CONTROL
SWITCH
SWITCH
Q372,373
HEAD
PROCESS
BIAS ERASE OSC
SWITCH
Q337
MUTE
CONTROL
Q338,339
MUTE
21
11
22
23
REC/PB
Ref.signal
REC
SIGNAL PATH
PB
SIGNAL
REC
AUDIO
PB
4-17
4-18
MA-377 (Hi-Fi AUDIO) SCHEMATIC DIAGRAM
• See page 4-5 for printed wiring board.
– Ref. No.: MA-377 board; 1,000 series –
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
Hi-Fi AUDIO
MA-377 (4/7)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299