Numark Mixstream Pro Service Manual page 47

1
ADC INPUT BUFFER
C180 390pF
50V
22uF C215 R188 3.32K 2
GND
25V + 1
U24A
MIC_OUT 22uF C182 R189 3.32K 3
25V + OPA1678
C214 390pF
MIC_OUT = +8.15dBu :: Negative
50V
R200 3.32K
A
R190 3.32K
C181 22pF
50V
+3.3VA 6
R48 3.32K 7
U24B
R49 3.32K 5
OPA1678
C229 0.1uF, 50V
C230 10uF, 10V
GND
Clock Generator
MCLK: 22.5792 MHz (512 FS)
BCLK: 2.822 MHz (64 FS)
+3.3V LRCK: 44.1 kHz (FS) C51
4
X1 22.5792MHz
GND
VCC
C53 3 R45 100 10
0.1uF
+3.3V
50V 1 C232 C233
OFF
47pF 47pF
B GND
50V R105 50V
10.0K
2
11
GND
Q11
BSS138
C57
nCODEC_RESET 1
0.1uF
CODEC_RESET
C105
R29 50V
0.1uF
10.0K
50V
SOM Interface
BCLK_AZ05
I2S_BCLK
LRCK_AZ05
I2S_LRCLK
I2S_DAC1
I2S_DAC1
I2S_DAC2
I2S_DAC2
BCLK_AMP
BCLK_AMP
LRCK_AMP
LRCK_AMP
I2S_MIC
I2S_MIC
EMC OPTION
BCLK_ADC
LRCK_ADC
BCLK_DAC1
BCLK_DAC2
BCLK_AZ05
BCLK_AMP
C
LRCK_DAC1
LRCK_DAC2
LRCK_AZ05
LRCK_AMP
GND
R67 10.0K
MUTING CIRCUIT
Q15
MUTE 1
MUTE
C60
R145 BSS138 R146
0.1uF
10.0K 100K
50V
R194
0.00
GND
D
POWER_FAIL
1
2
1
D27 3 3
R186 3.32K BAT54S 2 +3.3VA
1
R185 33.2 D29 3 3
BAT54S 2 GND
MIC_AD_N
C46 10uF, 16V
C48 10uF, 16V
MIC_AD_P C50 10uF, 16V
R187 3.32K C55 10uF, 16V
C211 0.1uF, 50V
C212 0.1uF, 50V
R192 33.2
C213 0.1uF, 50V
C228 0.1uF, 50V
GND
C103
C112
+3.3V
0.1uF
50V U8
16 LV4040A
VCC
9
CLK Q0
7 L17 BCLK_ADC
Q1
6 BCLK_DAC1
L19
Q2
5 L20 BCLK_DAC2
Q3
3 BCLK_AZ05
L21
Q4
2 BCLK_AMP
L22
Q5
4
RST Q6
13 LRCK_ADC
L18
Q7
12 L23 LRCK_DAC1
Q8
14 LRCK_DAC2
L24
Q9
15 LRCK_AZ05
L25
Q10
1 L26 LRCK_AMP
Q11
GND
Headphone Power
8
+11VA
R30 3.01
GND R33 3.01
R140 3.01
C66
220uF
25V
C67
GND 220uF
25V
R141 3.01
R142 3.01
R147 3.01
-11VA
MAS_L_P C171 22uF
+
25V
R173
47.5K
R34 3.32K
+5V C40 22pF
R177
50V GND
47.5K
R38 3.32K 2
Q12
1 1 MAS_L_N C174 22uF
U21A
MMBT4403 +
3 25V
OPA1678
TMUTE
GND
C42
0.1uF
50V
-11VA
GND C175 22uF
+ 25V
R180
47.5K
R155 3.32K
C68 22pF
R183
50V GND
47.5K
MAS_R_P R157 3.32K 6
7 MAS_R_N C178 22uF
U21B
5 + 25V
OPA1678
GND
2
3
1
D28
2 BAT54S +3.3VA
C31 10uF, 10V
C231 C34 0.1uF, 50V
1 1uF C36 10uF, 10V
D30 25V C43 0.1uF, 50V
2 BAT54S
5 1 19
GND I2S_DAC1
MICBIAS AVDD IOVDD
6 22 BCLK_ADC LRCK_DAC1
IN1P BCLK
7 23 LRCK_ADC BCLK_DAC1
IN1M FSYNC
21 R57 47.5 I2S_MIC
SDOUT
8
IN2P
9 14 nCODEC_RESET nCODEC_RESET
IN2M SHDNZ
U9 C156 0.01uF
10 PCM1840 17 50V
IN3P MSZ
11
IN3M
15
FMT1
12 16 Clock Receiver
IN4P FMT0
13 2CH I2S Format
IN4M
20 Linear Filter, delay: 388us
MD1
3 18 DRE disabled
VREF MD0
2 24
AREG DREG
GND
AVSS VSS
C69 0.1uF, 50V 4 25 C70 0.1uF, 50V
10uF, 10V C104 10uF, 10V
10uF, 10V
GND
DAC 2 - HP
+3.3VA
C61 10uF, 10V
C62 0.1uF, 50V
C159 0.1uF, 50V
C160 0.1uF, 50V
U22
I2S_DAC2 14 6
DIN OUTL
LRCK_DAC2 15 DAC Out = +6dBV = 8.23dBu
LRCK
BCLK_DAC2 13 7
BCK OUTR
12
SCK
18 C161
LDOO
nCODEC_RESET 17
XSMIT
16 2 C162
FMT CAPP
11 4
FILT CAPM
C184 10 5 C167
DEMP VNEG
+HP 0.01uF
50V PCM5101A
I2S Format
GND Normal Filter, delay: 454us
-HP
FIL3
R172 150
1 Q21 C172
2SD2704K
470pF
D25
2 R174 1.00K 1.00K 50V
TMUTE 3
1 R175 1.00K 1.00K
C173
MMBD4148CA
1 470pF
GND
Q22 50V
R178 150 2SD2704K
FIL4
FIL5
R179 150
1 Q23 C176
2SD2704K
470pF
D26
2 R181 1.00K 1.00K 50V
TMUTE 3
1 R182 1.00K 1.00K
C177
MMBD4148CA
1 470pF
GND
Q24 50V
R184 150 2SD2704K
FIL6
3
4 5
+3.3VA
DAC 1 - MAIN
C30 10uF, 10V
C32 0.1uF, 50V
C35 0.1uF, 50V
C41 0.1uF, 50V
U7
14 6 GND DAC1-L
DIN OUTL
15 DAC Out = +6dBV = 8.23dBu
LRCK
13 7 DAC1-R
BCK OUTR
12
SCK
18 C49 0.1uF
LDOO
17 50V
XSMIT
16 2 C58 2.2uF
FMT CAPP
11 4 16V
FILT CAPM
C179 10 5 C59 2.2uF
DEMP VNEG
0.01uF 16V
50V PCM5102A
I2S Format
GND Normal Filter, delay: 454us
Phase inverted in AZ05 R40 10.0K
C47 220pF
50V
GND DAC2-L R41 8.87K R42 210 2
1 C63
U5A
DAC2-R C52 1,000pF 3
50V NJM4580D
0.1uF DIP Package
G = +1.04dB
50V GND
FC = 77.8kHZ
2.2uF
Q = 0.707 (BW)
16V
2.2uF R47 10.0K
16V
C54 220pF GND
50V
R51 8.87K R52 210 6
7 C64
U5B
Phase inverted in AZ05 C56 1,000pF 5
50V NJM4580D
DIP Package
GND
Gain = +2.11dB
XLR OUT Lch
MAS_L_P 3 OPA1678
1 C166 22uF
Max = +20dBu U23A
+
2 25V
Unity = +4dBu
J17
2 C163 22pF
47.5K
50V
G +
R176 12.1K R161 3.32K
3 D24
- 2
1 TMUTE 3
4 7
GND 1
MMBD4148CA
C198
100pF
GND 50V
47.5K
MAS_R_P 5 OPA1678
7 C164 22uF
U23B
6 + 25V
GND_ESD C165 22pF
50V
XLR OUT Rch
R166 12.1K R165 3.32K
Max = +20dBu
Unity = +4dBu
GND
J18
2 +11VA
G +
8 8
3
-
+ +
1 C168 C169
4 7 U6C U21C
0.1uF 0.1uF
- -
50V OPA1678 50V OPA1678
4 4
C199
100pF
GND 50V -11VA
Copyright 2021, inMusic Brands
All Rights Reserved
Originally Drawn By:
Last Modified By:
GND_ESD Last Modified: 3/17/2021
4 5
6
DAC LPF
Gain = +5.62dB
C37 1,000pF Fc = 103KHz
50V
R31 1.13K R32 2.15K 3 OPA1678
1 C195 22uF MAS_L_P
U6A
+
2 25V
C38
R162
1,000pF R35 1.82K
47.5K
50V R39 2.00K
GND GND GND
C45 1,000pF
50V
R152 1.13K R153 2.15K 5 OPA1678
7 C197 22uF MAS_R_P
U6B
+
6 25V
C65
R203
1,000pF R44 1.82K
47.5K
50V R46 2.00K
GND GND GND
To Front Panel
MIC_OUT = +8.15dBu :: Negative
MIC_OUT
TP7
+11VA
PHONES 40mW @32-ohm
TP8
-11VA
TP9
TP10
MUTE = -30.77dB
220uF R43 33.2 TP11
+ 16V TP12
R148
Q17
R25 1.00K 1.00K 1 C227 0.1uF
47.5K
2SD2704K 50V
D23 2 TP13
TMUTE 3
MMBD4148CA
1
Q18
R26 1.00K 1.00K 1 GND GND GND_ESD
R149
2SD2704K
47.5K
CABLE BUNDLE DETAILS
220uF R53 33.2 2 x Shielded Pairs
+ 16V
Microphone +11VA
Microphone PGND
Microphone -11VA
Microphone Signal
Microphone Ground
Headphones Left
Headphones Right
Headphones Ground
ESD Ground
FIL1
R27 150 R28 150 6
5
C33 C225
R163
R164 1.00K 1.00K 1 1,000pF D8 1,000pF
Q19 50V 50V
2SD2704K ESD5B5.0ST1G
Q20
RCA OUT
GND 2SD2704K GND_ESD
R168 1.00K 1 C39 D9 Max = +16dBu
R167
1,000pF ESD5B5.0ST1G Unity = +0dBu
50V
FIL2
R36 150 R37 150 3
2
C226
1,000pF
50V
+HP
8 8 8
+ + +
C170 C183 C152
U23C U24C U5C
0.1uF 0.1uF 0.1uF
- - -
50V OPA1678 50V OPA1678 50V NJM4580D
4 4 4
-HP
Project: INM-PCB-NH08-RearPanel.PrjPcb
Sheet: Audio.SchDoc
200 Scenic View Dr.
Cumberland, RI 02864 Variant: Default Sheet:
6
A
J6
1
B
2
3
4
5
6
7
8
9
C
J5B
RCA
4
GND
J5A
RCA
1
GND
D
Rev J
6 of 7