A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
I
J
SLV - EX50/EX80S/EX90S
Hi-Fi AUDIO
MA-402 (4/8)
MA-402 (Hi-Fi AUDIO) SCHEMATIC DIAGRAM
– Ref. No: MA-402 Board; 1000 series –
• See page 4-5 for printed wiring board.
IC301
TDA9605H/N2,557
*
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
0.22u
B
C326
0.22u
B
C327
50V
1u
C317
50V
10u
C318
50V
10u
C319
50V
10u
C320
50V
10u
C322
50V
10u
C308
50V
10u
C311
50V
2.2u
C312
50V
10u
C313
50V
10u
C316
25V
47u
C310
25V
47u
C314
16V
47u
C307
0.01u
B
C304
2.2u
F
C303
0.01u
B
C324
8200p
B
C309
8200p
B
C315
27k
R306
2200
R307
39k
R308
2200
R311
27k
R312
470
R329
10k
R301
18k
R302
3.3M
R313
1k
R304
1k
R305
470
R309
470
R327
10k
R314
3300
R317
1k
R318
1k
R319
2SA1162Y-TE85L
Q301
2SC2712Y-TE85L
Q302
2SC2712Y-TE85L
Q303
HA17
HA16
HA11
HA10
HA7
HA6
HT2
HT3
HT13
AFSWP
SDA
SCK
AFENV
HIFI_GND
SW12V
0.1u
F
C323
UN5V
HC35
HC37
JL361
JL360
JL362
JL363
JL364
JL365
JL366
JL367
JL369
JL370
JL372
JL373
JL374
JL375
AFENV
HC36
JL376
JL377
HA21
HA22
XX
L301
0.60mm
JS361
XX
L302
0.60mm
JS362
JL378
0
R322
0.22u
B
C328
HT1
JL379
JL382
JL383
CL301
JL384
AF_REC_P
JL385
470
R328
HIFI_GND
XX
C306
BIAS_GND
XX
JS301
470
R310
NA IN
NA OUT
AUDIO R OUT
AUDIO L OUT
L1 AUDIO R
L1 AUDIO L
L2 AUDIO R
L2 AUDIO L
RF OUT
TU AUDIO R
TU AUDIO L
Vcc 12V
PB IN2
REC OUT
PB IN1
HM SW
Vss D
Vcc 5V
AF SWP
SDA
SCL
AF ENV
TU L
TU R
L2 L
L2 R
L1 L
L1 R
ALC
RF OUT
L1 OUT L
NA OUT
NA IN
L2 OUT R
MUTE
MUTE
L2 OUT L
L1 OUT R
MUTE
AUDIO CH2
AUDIO REC
AUDIO CH1
AF ENV
TU AUDIO MOD
TU M
L3 R
L3 L
MA 402 (1/8)
(SEE PAGE 4-9)
0
-0.6
0
-0.6
5
-0.4
4.9
3.8
3.8
3.8
3.8
3.8
3.8
3.8
0
3.9
4.5
0
6.1
6.1
0
4.6
3.8
3.9
3.9
3.9
0.8
3.9
3.9
0.8
3.9
3.9
3.9
11.7
R4.1/
P0.6
R4/
P0.6
R4.1/
P0.6
R4/P0
4.8
0.8
4.6
4.6
R0.2/
P3
MA 402 (2/8)
(SEE PAGE 4-13)
MA 402 (8/8)
(SEE PAGE 4-27)
MA 402 (5/8)
(SEE PAGE 4-21)
MA 402 (6/8)
(SEE PAGE 4-23)
MA 402 (1/8)
(SEE PAGE 4-9)
B+
B+
B+
B+
6
10
17
19
18
6
IC301
B+
B+
B+
MUTE
MUTE
MUTE CONTROL
DCFBR
EMPHR
DCR
DETR
VREF
IREF
GND
DETL
DCL
EMPHL
DCFBL
PB
REC
AUDIO
SIGNAL
SIGNAL PATH
HI-FI AUDIO
PROCESS
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
EX80S/EX90S
4-19
4-20
MA-402 BOARD(4/8)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
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