BBK MA-1000S, MA-2000S SIGNAL PROCESSING PART 4
54321
6
F
V101
9015
R124
RR102
R295
200
R296
+5VP
200
+5VP
P_TSEL
E
MA-1000/MA-2000 SIGNAL PROCESSING PART-4
D
P_TSEL
P_DDA
P_DCK
P_DST
P_MUTE
P_CH
P_CE
P_DI
P_CL
P_DO
P_CLK
P_REM
P_DATA
P_LAT
P_TUN
+5VCP
PGND
P_LED2
P_LED3
P_DDA
P_DCK
P_DST
P_MUTE
P_CH
P_CE
P_DI
P_CL
P_DO
P_CLK
P_REM
P_DATA
P_LAT
P_TUN
+5VCP
PGND
LED2
LED3
1234567
1234567
8*4.7K
C163
104
9
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
PGND
9
8
R125
5.6K
PGND
N116
P10(T2)
P11(T2)
P12
P13
P14
P15
P16
P17
RST/VPD
P30(RXD)
P31(TXD)
P32(INT0)
P33(INT1)
P34(T0)
P35(T1)
P36(WR)
P37(RD)
XTAL2
XTAL1
VSS
P89C238MBP/B
10K
C164
10u/16V
P00(AD0)
P01(AD1)
P02(AD2)
P03(AD3)
P04(AD4)
P05(AD5)
P06(AD6)
P07(AD7)
/EA(VPP)
P27(A15)
P26(A14)
P25(A13)
P24(A12)
P23(A11)
P22(A10)
P21(A9)
P20(A8)
1N4148
VD123
VCC
ALE
/PSEN
RH-357508
C162
104
L108
C172
47u/16V
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
4.7K
21
R115
+5VP
RR103
8*4.7K
+5VP
4.7K
R116
3
4
VSS
SDA5SCL6TEST7VDD
R184 470
R185
INT_49
DSPRST
SDA
SCK
DARST
49326_DI
49326_CK
49326_CS
49326_DO
8415_INT
8415_ERR
P_SCL
P_SDA
4.7K
R117
R186 4.7K
R187 4.7K
XTAL1
XTAL2
470
C
R126 10K
C165
331
R128
100K
R131
100K
R127
6
22K
5
N111B
4558
R129 10K
C167
331
C168
R130
22K
104
2
3
N111A
4558
8 4
-6.8V
C166
7
10u/16V
1
C169
10u/16V
C170
104
Ain-R
Ain-L
Ain-R
Ain-L
DR
1K
R179
DR
B
R180
DL
DL
1K
+6.8V
PGND
N11524C02
A01A12A2
C171
104
8
+5VP
DA_SL
10u/16V
C175
DA_SL
P_SCL
R133
5.6K
C176
272
P_SDA
C187
10u/16V
C190
10u/16V
R136
5.6K
C179
272
R139
15K
C182
473
R142
5.6K
C185
272
R145
5.6K
C188
272
R148
5.6K
C191
272
DA_SR
DA_SW
DA_C
DA_R
DA_L
DA_SR
DA_SW
DA_C
DA_R
DA_L
10u/16V
10u/16V
10u/16V
C178
C181
C184
R132 10K
C174
6
5
R135 10K
2
3
R138 47K
6
5
R141 10K
2
3
R144 10K
6
5
R147 10K
2
3
221
7
C137
N112B
4558
C177
221
N112A
8 4
10u/16V
-6.8V
C192
104
1
C138
10u/16V
4558
C193
104
+6.8V
C180
472
N113B
4558
C183
221
C194
104
N113A
4558
8 4
C186
221
N114B
4558
C189
221
C200
N114A
4558
8 4
C139
7
10u/16V
SR IN
SR IN
SW IN1
SW IN1
SL IN
-6.8V
+6.8V
C140
1
10u/16V
C195
104
7
C141
10u/16V
L110
10uH
47u/16V
C197
104
C199
FR IN1
C IN
FL IN1
-6.8AV
+6.8AV
47u/16V
SL IN
FR IN1
C IN
FL IN1
-6.8AV
+6.8AV
L109
10uH
C196
104
C198
+6.8V-6.8V
-6.8V
104
1
C142
10u/16V
C201
104
R134
3.9K
R137
3.9K
R140
10K
R143
3.9K
R146
3.9K
R149
3.9K
+6.8V
F
E
D
C
B
+5V
A
A
1 2 3 4 56
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