Numark MIXSTREAM PRO, Service Manual

Page: 44 / 54

1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
3
200 Scenic View Dr.
Cumberland, RI 02864 7 3/17/2021 Sheet: of
PowerAndReset.SchDoc
INM-PCB-NH08-RearPanel.PrjPcb
Originally Drawn By:
Project:
Sheet:
Variant: Default
Last Modified By:
Last Modified:
Copyright 2021, inMusic Brands
All Rights Reserved
Rev J
nPBIN
nRECOVERY
VIN_MON
DEBUG_RX
DEBUG_TX
LED_HEARBEAT
1
3
2 J2
GND_ESD
1,000pF
50V
C2
D2
SMA6J24CA
1,000pF
50V
C3
GND
150uF
25V
+ C4
+12VDC
1
4 3
Q1
FDD4685
100K
R2
3
1
2
Q2
MMBT4401
10.0K R8
GND
POWER BUTTON
51.1K R10
To PMIC nPBIN Input
S1
RESET
GND
To SoC Recovery Input
RECOVERY GND
To SoC ADC Input
D4
MMSD4148T
0.1uF
50V
C19
1.00K
R17
15.0K R15
GND
150uF
25V
+
C5
GND
+VIN
LED1
RED
1.00K R24
GND
1
2
3
4
J3
DEBUG UART
GND
1
2 3
Q3
BSS138
47.5K
R22
47.5K
R23
+3.3V::IO
D5
MMSD4148T
D7
ESD5B5.0ST1G
D6
To SoC UART2
>20V
[17.5V ... 20V]
< 17.5V
<10V
1.25V
[1.09V ... 1.25V]
< 1.09V
< 0.625V
Wall adapter present but invalid
Wall adapter present and valid
Wall adapter absent, invalid, or on battery
Wall adapter and/or battery invalid
+VSYS VIN_MON Interpretation
1
3
2
D3
BAT54C
AAM
1
VIN
2
SW
3
GND
4
BST
5
EN/SYNC
6
VCC
7
FB
8
U1 MP2315
20.0 R1
0.00 R7
20.0K R4 40.2K R5
0.1uF
50V
C1
22u
F
6.
3
V
C
7
33pF
50V C11
22u
F
6.
3
V
C
8
+5V::SOM
0.1uF
50V
C6
L1
5.6uH
7.50K R6
2
2
u
F
2
5
V
C
9
0
.1
u
F
5
0
V
C
1
0
AAM
1
VIN
2
SW
3
GND
4
BST
5
EN/SYNC
6
VCC
7
FB
8
U3 MP2315
20.0 R16
0.00 R21
33.2K R18 40.2K R19
0.1uF
50V
C20
22u
F
6.
3
V
C
2
2
33pF
50V C26
22u
F
6.
3
V
C
2
3
+3.3V
GND
0.1uF
50V
C21
12.7K R20
2
2
u
F
2
5
V
C
2
4
0
.1
u
F
5
0
V
C
2
5
AAM
1
VIN
2
SW
3
GND
4
BST
5
EN/SYNC
6
VCC
7
FB
8
U2 MP2315
20.0 R9
0.00 R14
20.0K R11 40.2K R12
0.1uF
50V
C12
22u
F
6.
3
V
C
1
4
33pF
50V C18
22u
F
6.
3
V
C
1
5
+5V
0.1uF
50V
C13
L3
5.6uH
7.50K R13
2
2
u
F
2
5
V
C
1
6
0
.1
u
F
5
0
V
C
1
7
VIN
1
GND
2
CE
3
NC
4
VOUT
5
U4
AP2125K-1.8
22uF
6.3V
C27
22uF
6.3V
C29
+1.8V
GND
+3.3V
0.1uF
50V
C28
4
5
6
S
W
1
B
1
2
3
S
W
1
A
GND
+3.3V::PMU
+
-
J4
BATTERY HOLDER
+VCC_RTC
GND
L2
GND
GND
+VSYS
Power FET latched by PMIC startup
+5V::SOM
+5V
+3.3V
+1.8V
VIN MON
DEBUG LED
1
3
2
D21
BAT54C
+3.3V
+VCC_RTC
1.00K
R3
1
2
3
Q13
BSS138
10.0K R114
10.0K
R120
GND
nRESET_SOC
To SoC Reset Input
GND_AMP GND
0.0 R132
0.0 R133
S2
D1
PMEG3050BEP
L4
4.7uH
1,000pF
50V
C115
1,000pF
50V
C125
1,000pF
50V
C129
1,000pF
50V
C137
1,000pF
50V
C141
1,000pF
50V
C142
1,000pF
50V
C143
1,000pF
50V
C144
1,000pF
50V
C145
1,000pF
50V
C146
+3.3V
GND
Distributed Plane Decoupling
DCDC Sync Clock ~725 kHz
VCC
8
GND
4
U16D
SN74LVC3GU04
+5V::SOM
0.1uF
50V
C114
GND
VCC
5
GND
3
U18B
74LVC1G125
+5V::SOM
0.1uF
50V
C147
GND
Sync and IO Rails Enabled by PMIC
+3.3V::IO
+5V::SOM
1
2
3
Q14
BSS138
10.0K
R119
10.0K R118
1 7
U16A
SN74LVC3GU04
100K R115 2.21K R116
100pF
50V
C113
2 4
1
U18A
74LVC1G125
GND
49.9 R117 6 2
U16C
SN74LVC3GU04
3 5
U16B
SN74LVC3GU04
1,000pF
50V
C149
1,000pF
50V
C150
1,000pF
50V
C148
3
.6
5
K
R
1
3
6
Mounting Holes
MTG1 MTG2 MTG3
GND_ESD GND_ESD
1,000pF
16V
C151
GND_AMP
AN_PWR_EN
1.02K
R143
22uF
25V
+
C153
0
.1
u
F
5
0
V
C
1
5
4
7.87K
R139
1
0
u
F
5
0
V
C
1
5
5
VIN
1
ON/OFF
2
VOUT
3
VADJ
4
GND
5
VOUT
6
U19 NJM2387
1.26V
+11VA
GND
+11VA
10uF
10V
C189
0.47uF
16V C186
20.0K
R199
1
0
u
F
2
5
V
C
1
9
0
1,000pF
50V C185
20pF
50V C187
1
0
u
F
2
5
V
C
1
9
1
SW
1
BOOT
2
VCC
3
FB
4
EN/SYNC
5
AGND
6
VIN
7
PGND
8
TAB
9
U25 LMR23630AF
200K R198
Ripple: 0.125 Vpp @ 750kHz -33dB @ 750 kHz
22uF
25V
+
C188
0.0 R195 100K R197
5.11
R196
L15
100uH
1.0V
L16
47uH
0
.1
u
F
5
0
V
C
1
9
3
1
0
u
F
5
0
V
C
1
9
4
1
0
u
F
5
0
V
C
1
9
2
GND
GND
-11VA
GND
-11VA
4
5 1
2
3
6
7
8
Q25
FDS4435BZ 10.0K
R154
3.32K R169 1
2
3
Q26
BSS138
GND
+VSYS::SW
PS_SYNC
Audio Power Switch
+VSYS::SW
U27
LM431
6
5
7
U26 B
LM3 93
2
3
1
U26 A
LM3 93
-
4
+
8
U26C
LM393
3.01K
R193
10.0K R171
10.0K
R144
16.9K R191
0
.1
u
F
5
0
V
C
2
0
9
GND
+11VA
0
.1
u
F
5
0
V
C
2
1
0
GND
+5V
+2.78V (+12V input)
+2.5V Ref.
POWER FAIL DETECT
TP_POWERFAIL
TP_FAILREF
+VSYS
POWER_FAIL
DETECT VOLTAGE = 11V
+11VA
0.1uF
50V
C216
0.1uF
50V
C217
0.1uF
50V
C218
0.1uF
50V
C219
0.1uF
50V
C220
0.1uF
50V
C221
0.1uF
50V
C222
0.1uF
50V
C223
0.1uF
50V
C224
GND
GND_ESD
EMC OPTION
MTG4
GND_ESD
MTG5
GND
MTG6 VIN
1
GND
2
CE
3
NC
4
VOUT
5
U20
AP2112K-3.3
1uF
16V
C157
+3.3VA
1uF
16V
C158
+5V
GND
+3.3VA
0.00
R50