33
6.12. Main (Karaoke) Circuit
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
A
MAIN (KARAOKE) CIRCUIT
SCHEMATIC DIAGRAM - 11
SA-MAX370GS,SA-MAX770GS MAIN (KARAOKE)
CIRCUIT
: +B SIGNAL LINE
IO: MAIN (I/O EXPANSION): SCHEMATIC DIAGRAM - 1
FA: MAIN (FAN LED): SCHEMATIC DIAGRAM - 2
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 3
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 6 ~ 7
: TUNER/AUX/MIC AUDIO INPUT SIGNAL LINE
: CD AUDIO INPUT SIGNAL LINE
DSP_SDO0
DSP_WCK
G_DSP_BCK
AGND
C4825
R4832
100K
DSP_WCK_A
DSP_SDO0_A
G_DSP_BCK_A
PW_SW3R3V
LB4803
PW_SW5R4V
R4820
100
IO
IO
IO
MI
MI
MI
IO
IO
LB4804
J0JCC0000317
J0JCC0000317
C4821
C4816
1
1
J0JDC0000104
LB4805
C4823
C4818
C4817
MIC_IN
R4822
R4823
C4820
C4819
10
0.1
10
0.1
100
100
0.1
10
8
6
5
7
4
2
1
3
D1H81034A042
RX4802
8
6
5
7
4
2
1
3
RX4801
D1H81014A042
2
1
13
5
4
10
11
8
7
9
6
3
12
14
C0FBAY000032
A/D CONVERTER
IC4802
DGND
SDTO
MCLK
MD0
DGND
LRCK
SCLK
AGND
VA
VREF
FMT
AINL
AINR
VD
MD1
DS
DS
DS
THERMAL
PAD
IC4803
C1AB00003800
DIGITAL AMPLIFIER
[26]PVDDPR
NC(OPEN)
PROT_N
SLEEP_N
XOUT
PLLVSS
[13]XIN
WCK_IN
IC_N
PLLVDD
DVSS
SDI0
BCK_IN
SDA
SCL
IOVDD
DVDD18
IRQ_N
DVSS
TESTb
WCK
BCK
IOVDD
SDO0
NC
SDO1
[39]DVSSR
[48]MCK_OUT
[37]AVSS
[38]REFA
SDI2
GPIO5
[2]GPIO6
[1]DVDD18
SDI1
OUTPR
OUTMR
PVDDMR
PVSSR
MUTE_N
TESTR
[25]NC(OPEN)
PVSSL
OUTPL
PVDDPL
NC
OUTML
PVDDML
1
4
2
3
IC4801
C0DBGYY03252
+1.8V VOLTAGE
REGULATOR
CN
VIN
GND
VO
4
5
T1
45
46
44
48 47
2
1
3
32
34
36
35
33
42
40
41
43
37
39 38
8
15
17
16
13 14
9
6
7
27
25
22 23
20
19
21
24
26
18
30
31
28
29
11
12
10
PW_SW15R0V
FA
J0JBC0000010
J0JBC0000010
LB4801
LB4802
2
3
1
4
H0J245500110
X4801
R4801
1.5K
R4802
1M
R4803
47K
47K
R4804
R4805
R4806
R4807
R4809
R4810
R4808
10K
10K
10K
220
220
220
R4811
220
R4815
R4813
R4814
R4812
220
220
220
100
R4816
R4817
R4819
R4818
220
220
220
220
R4821
100
C4802
C4801
1000P
10
C4803
10
C4804
0.1
C4805
10
C4806
1000P
C4807
10
C4808
1
C4809
12P
C4810
15P
C4811
C4812
1000P
1000P
C4814
C4813
47P
47P
C4815
0.1
C4827
C4826
1
1
DS
DS
I2C_SCL
I2C_SDA
IO
DSP_ERR
DSP_RESET2
IO
Содержание SA-MAX370GS
Страница 5: ...5 1 4 Caution For AC Cord ...
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