AUDAC SMA Series User manual

SMA500
Service Manual
V1.0
www.audac.eu

2
Service Manual
SMA500
All items within the bill of material (BOM) list that has a corresponding Audac part number (AU) can
be ordered within PVS dealershop https://my.pvs.global/ if any of these parts can not found within
the dealer shop please contact the Support & Training department [email protected]
©
This document and all information contained herein is the sole property of PVS (and/or its affiliated companies). No intellectual property rights are granted by the
delivery of this document or the disclosure of its content. This document shall not be reproduced by a third party without the express written consent of PVS (and/or the
appropriate affiliated company).
The SMA Series are dual channel (stereo) power amplifiers providing a new standard for affordable audio
amplification in both fixed and mobile audio installations. Their advanced features and availability in different
output powers for 350 Watt, 500 Watt and 750 Watt provide an enormous flexibility for numerous applications.
The WaveDynamics™ DSP processor in combination with the 2.5” LCD display gives an unmatched user expe-
rience with intuitive functions overview for easy configuration.
PVS reserves the right to change product specifications or this publication without notice.
The PVS Support & Training department maintains a continuous effort to improve the quality and usefulness of its
publications. To do this effectively, we encourage user feedback.
Please comment on the completeness, accuracy, organization, usability, and readability of this manual by an
e-mail to [email protected]

3
Revision History
Date Rev From Rev To Description
003/19 - V1.0 Frist release

4
Index
GENERAL OVERVIEW: 2
REVISION HISTORY 3
EXPLODED VIEW 5
EXPLODED VIEW PARTS LIST 6
BLOCK DIAGRAM 8
POINT TO POINT 9
TECHNICAL SPECIFICATIONS 10
PERSONAL NOTES 11
SCHEMATIC
AMPLIFIER 12
FRONT CPU 13
FRONT CODEC 14
INPUT 15
OUTPUT 16
POWER SUPPLY 17
POWER LED 18
POWER SW 18
BOM
PCBA AMPLIFIER SMA/SMQ 500 AU513501500 19
PCBA DSP BOARD FOR SMA V1.25 AU513502132 22
PCBA XLR INPUT SMA SERIES AU513503102 24
PCBA TERM. BLOCK INPUT SMA SERIES AU513503112 24
PCBA OUTPUT (SET) FOR SMA SERIES AU513504202 24
PCBA POWER LED 25
PCBA POWER SW 25
PCBA POWER SUPPLY SMA500 AU513505502
PCB VIEW
PCBA AMPLIFIER SMA/SMQ500 30
PCBA DSP BOARD FOR SMA V1.25 32
PCBA XLR INPUT SMA SERIES 34
PCBA TERM. BLOCK INPUT SMA SERIES 36
PCBA OUTPUT (SET) FOR SMA SERIES 38
PBCA POWER SUPPLY SMA500 42

5
EXPLODED VIEW

6
REF NO. DESCRIPTION AUDAC Part code Q'TY
BOX KIT 548X512X159MM 1
1 PLA POWER BUTTON KNOB AU061626004 1
2 PLA SQUARE BUTTON FOR PUSH KNOB AU063500012 2
3 PLA BIG KNOB MWX65/DW5066/WP523 AU065065102 1
4, 5 FRONT KIT (FILTER, 8XM4) SMA500 1
6 PCBA AMPLIFIER SMA/SMQ 500 AU513501500 2
7 PCBA DSP BOARD FOR SMA V1.25 AU513502132 1
8 SWITCH BRACKET 1
9 SW SWITCH POWER AU442204000 1
10 SUPPORT 1
11 FUSE HOLDER
FUSE (T8AH 250V) 1
FUSE (12A/250V) 1
FUSE (5,2*20mm.T16AH/250V) 1
12 AC INLET 1
13 POWER LED PCB ASS'Y 1
14 LED HOLDER 1
15 CONNECTOR WIRE(CON ASS'Y 1P UL1015 #18) 1
16 FAN DC 80x80x25MM 24VDC 0.17A AU352480170 1
17 PCBA XLR INPUT SMA SERIES AU513503102 1
18 PCBA TERM. BLOCK INPUT SMA SERIES AU513503112 1
19 RACK EAR 2
20 SIDE PANEL 2
21 FAN COVER 1
22 BOTTOM BASE ASS’Y 1
23 PULLEY WASHER 1
24 VFS COVER PLATES 1
25 EURO-TER OUT PCB ASS'Y 1
26 REAR KIT (7 SCREW) SMA350 1
27 TOP COVER 1
28 PCBA OUTPUT (SET) FOR SMA SERIES AU513504202 1
29 AIR GUIDE 1
30 SELF-LOCKING NUT 2
31 PCBA POWER SUPPLY SMA500 AU513505502 1
32 5P 2,5CONNECTOR WIRE(L=100mm,AWM2468
AWG26)
AMP PCB WA104 TO SMPS PCB WA104A,WA104B 2
33 5P 2,5CONNECTOR WIRE(L=200mm,AWM2468
AWG26)
SMPS PCB WA104C TO AMP PCB WA104 1
34 5P 2,5CONNECTOR WIRE(L=280mm,AWM2468
AWG26)
SMPS PCB WA104D TO AMP PCB WA104 1
35 12P 1,0 FFC CABLE(L=70mm,+/-) DSP PCB P201 TO AMP PCB WA103B 1
36 CAB 12P FFC P1.0 OPPOSITE SIDE 200-
210MM
DSP PCB P200 TO AMP PCB WA103B AU523501221 1
EXPLODE VIEW PART LIST

7
REF NO. DESCRIPTION AUDAC Part code Q'TY
37 CAB 12P FFC P1.0 OPPOSITE SIDE 200-
210MM
DSP PCB P101 TO AMP PCB WA103B AU523501221 1
38 12P 1,0B TYPE FFC WIRE(L=280mm) DSP PCB P100 TO AMP PCB WA103B 1
39 12P 1,0 FFC WIRE(12P*470mm*1,0A TYPE,+/+) DSP PCB P103 TO XLR JACK INPUT PCB WA102A 1
40 CAB 10P 28AWG 2* XH CON 470MM DSP PCB P2 TO EURO-TER INPUT PCB CN501 AU523501047 1
41 12P 1,0 FFC WIER(L=50mm) XLR JACK INPUT PCB WA101B TO EURO-TER
INPUT PCB WA101A
1
42 AC CORD(L-1900mm, 18AWG LP-34A H05VV-
FLS VDE)
1
43 BAR CODE LABEL SMA350 1
CON CBL 2P TERM. BLOCK 5.08MM GREEN AU710802021 2
CON CBL 3P TERM. BLOCK 3.81MM GREEN AU710804031 2
S1 SCREW(TTS ø3*8) 10
S2 SCREW(C-1018,B,M3) 2
S3 SCREW(TTS 4*4,0) 1
S4 SCREW(M4*10) 1
S5 SCREW(M3*8) 33
S6 SCREW(STB,4*8,TTS) 2
S7 SCREW(TTS4*6 B-HEAD BLACK) 31
S8 SCREW(BTB,3*5,ZB) 10
S9 SCREW(TTB 5*8) 4
S10 SCREW(TTS3*6 B-HEAD BLACK) 12
S11 SCREW(3*8mm TTB) 8

8
BLOCK DIAGRAM
7 Band
EQ
Time
Alignment Lockable
Speaker
Protection
Dynamic
Bass
Speaker
Presets
Energy
Limiter
Digital
Audio Filters
Energy
Input 1 Input 2 Input 3 Input 4
OFF
ANALOGUE
GAIN
INPUT SELECT
Level
AMP
TEMP
CPU
DSP
VU READ
RS232
Front
USB
ADC ADC ADC ADC
ADC
ADC
FUNCTIONProt
Clip
-20dB
Sig
CH1 CH2
POWER
ON
SMA750
AUDAC
7 Band
EQ
Time
Alignment
Speaker
Protection
Speaker
Presets
Dynamic
Bass
Limiter
Digital
Audio Filters
CHANNEL 1
CHANNEL 2
CHANNEL 3
CHANNEL 4
DAC

9
POINT TO POINT
XLR JACK INPUT PCB SPEAKCON OUT PCB
AC
SMPSPCB
DSP PCB
EURO-TER OUT PCB
EURO-TER INPUT PCB
WA101A
WA101B WA102A
CN501
WA103B
WA103B
T102
T101
WA104 WA105
T102
T101
WA104 WA105
AMP1 PCB
AMP2 PCB
DC FAN
P2
P101
P100
P3
P103
P1
CN601
POWER SW
POWER LED PCB
WA301
CN301
CN302
WA105C WA105A
WA103
W101A W102A W201A W202A
W101 W102 W201 W202
RED BLACK RED BLACK

10
Technical specifications
Frequency Response (± 3 dB) 20 Hz - 20 kHz
Signal / Noise > 95 dB
THD+N (@ 1 kHz) < 0.05% (1/2 Rated Power)
Crosstalk (@ 1 kHz) > 70 dB
Technology Class-D
Inputs Sensitivity (1W/1m) -19.5 dB ~ 27 dB
Impedance 10 kΩbalanced
Connector XLR & 3-pin Euro Terminal Block (3.81 mm)
Outputs Connector Speakon & 2-pin Euro Terminal Block (5.08mm)
Common mode rejection ratio 70 dB
Damping factor > 200
Protection Amplifier DC Short circuit
Over heating
Over load
Signal limiting
Loudspeaker Power limiter
Access Password and USB key protection
Cooling Temperature controlled FAN
Operating temperature 0° ~ 40° @ 95% Humidity
Power Supply Switching mode
Source 230 ~ 240 V AC / 50 ~ 60 Hz
RMS Power @ 4 ΩStereo 2 x 500 W
@ 8 ΩBridge 1000 W
@ 8 ΩStereo 2 x 300 W
Dimensions (W x H x D) 482 x 88 x 420 mm
Weight 7.400 kg
Mounting 19”
Unit height 2 HE
Construction Steel
Colours Black
Packaging Cardboard box
Shipping weight & volume 10.400 kg - 0.046 Cbm

11
Personal Notes

12
AU513501500 AMPLIFIER SMA/SMQ 500
+86V (B+) 74.5V GND -86V (B-)
+15V
GND
-15V
+24V
3.3 T-SEN
SIG -
SIG +
GND
CLIP
SIG OUT
GND
PROTECTION
TEMP PROTECTION
+5V MUTE
GND
CLOCK 400KHz
GND
150K
750
680uF/100V 680uF/100V
1 3
AU513501500 1.1
Title: Number: Revision:
Sheet of
Drawn By: DC
SMA/SMQ 500
Project:
PCBA AMPLIFIER UPPER

13
AU513502132 DSP BOARD FOR SMA V1.25 CPU
1K8
R5
1K8
R4
SDA Dis_BL
8
A0
1
A1
2
A2
3
4
SDA
5
SCL
6
NC 7
VCC VSS
FM24CL64B-G U1
SCL
SCL SDA
MCLR
RXD TXD
100nF
C6
100nF
C7
100nF
C1
MOSI SCK
EEPROM
3V3 3V3
GND
GNDGND
GND
GND
GND
3V3
3V3
GND
GND
Dis_WR
4K7 R14
Dis_BL
GND
3V3
GND
RESET
3V3
3V3
C11
100nF
GND
MISO
10µF/10V
C5
10µF/10V
C10
BC817
T1
1
44 2
43
3 42
4
41
5
40 6
39
7
38
8
37 9
36 10 35
11
34
12
33 13
32 14
31
15
30 16
29
17
28
18
27
19
26 20
25
21
24
22
23
Header 2x22 1.27mm pitch
LCD1
DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10
DB10 DB11 DB12
DB13 DB14 DB15 DB16
DB17
PGC PGD
Dis_RD Dis_CS
Dis_RS
Dis_RS
GND2V8
2V8 2V8
GND
RESET
100nF
C8
100nF
C9
3V3 3V3
GND GND
CS_DSP1
Vin Vout
GND LD1117S33CTRVR1 3V3
100nF
C14
10µF/10V
C15
GND
GND
220µF/25V
C18
220µF/25V
C12
220µF/25V
C22
GND
+15V
-15V
13
10
11
8
12
9
14 7
C1+
1
C2+
4
GND
15
C1-
3VCC 16
C2-
5
V- 6
V+ 2
U3 MAX3232CSE
TXD RXD
3V3
100nF C23
3V3
100nF
C13
100nF
C17
100nF
C21
100nF
C16
GND
GND
GND
GND
Data Output
1
2 3 4 5
6 7
8 9
10
Header 5x2 2.54mm pitch
P2
GND
-20dB CS_DSP2
Dis_RD
+5V
SEL_1
SEL_3
SIG SIGNAL2_I
SIGNAL1_I
TEMP_1_I TEMP_2_I SIGNAL4_I
SIGNAL3_I
TEMP_3_I TEMP_4_I
GND
CLIP_1_I CLIP_2_I CLIP_3_I CLIP_4_I
1
2 3
4
5
JST B5B-XH-A P3
+15V
-15V
GND
+5V
GND
5K1 R13
GND
USB_DSP
SEL_2
SEL_4
SIG
GND
10K R17
-20dB
BC817
T4
GND
10K R16
BC817
T3
GND
10K R15
BC817
T2
CLIP
L_CLIP
L_-20dB
L_SIG
10µF/10V
C24
3V3
GND
TMS/RA0 17
TCK/RA1 38
SCL2/RA2 58
SDA2/RA3 59
TDI/RA4 60
TDO/RA5 61
TRCLK/RA6 91
TRD3/RA7 92
PMA7/VREF-/CVREF-/RA9 28
PMA6/VREF+/CVREF+/RA10 29
SCL1/INT3/RA14 66
SDA1/INT4/RA15 67
PGD1/EMUD1/AN0/CN2/RB025
PGC1/EMUC1/AN1/CN3/RB124
C2IN-/AN2/CN4/RB2 23
C2IN+/AN3/CN5/RB322
C1IN-/AN4/CN6/RB4 21
VBUSON/C1IN+/AN5/CN7/RB520
PGC2/EMUC2/AN6/OCFA/RB626
PGD2/EMUD2/AN7/RB7 27
C1OUT/AN8/RB832
C2OUT/AN9/RB933
CVREFOUT/PMA13/AN10/RB10 34
PMA12/AN11/RB11 35 PMA11/AN12/RB12 41
PMA10/AN13/RB13 42
PMALH/PMA1/AN14/RB14 43
PMALL/PMA0/AN15/OCFB/CN12/RB15 44
T2CK/RC16
T3CK/RC27
T4CK/RC38
SDI1/T5CK/RC49
OSC1/CLKI/RC12 63
SOSCI/CN1/RC13 73
SOSCO/T1CK/CN0/RC1474
OSC2/CLKO/RC15 64
SDO1/OC1/INT0/RD0 72
OC2/RD1 76 OC3/RD2 77
OC4/RD3 78
(PMENB)(PMWR)/OC5/CN13/RD4 81
(PMRD/PMWR)(PMRD)/CN14/RD5 82
PMD14/CN15/RD6 83 PMD15/CN16/RD7 84
IC1/RTCC/RD8 68
IC2/SS1/RD9 69
IC3/SCKI/PMCS2/PMA15/RD10 70
IC4/PMCS1/PMA14/RD11 71
PMD12/IC5/RD12 79
PMD13/CN19/RD13 80
CN20/U1CTS/RD1447
U1RTS/BCLK1/CN21/RD15 48
PMD0/RE0 93
PMD1/RE1 94
PMD2/RE2 98 PMD3/RE3 99
PMD4/RE4 100
PMD5/RE5 3 PMD6/RE6 4
PMD7/RE7 5
INT1/RE8 18
INT2/RE9 19
PMD11/RF0
87
PMD10/RF1
88
U1RX/RF2
52
USBID/RF3
51
PMA9/U2RX/CN17/RF4
49
PMA8/U2TX/CN18/RF5
50
VUSB
55
VBUS
54
U1TX/RF8
53
U2CTS/RF12
40
U2RTS/BCLK2/RF13
39
PMD8/RG0
90
PMD9/RG1
89
D+/RG2
57
D-/RG3
56
PMA5/SCK2/CN8/RG6
10
PMA4/SDI2/CN9/RG7
11
PMA3/SDO2/CN10/RG8
12
PMA2/SS2/CN11/RG9
14
TRD1/RG12
96
TRD0/RG13
97
TRD2/RG14
95
RG15
1
MCLR
13
ENVREG
86
VCAP/VDDCORE
85
VDD
2
VDD
16
VDD
37
VDD
46
VDD
62
AVDD
30
AVSS
31
VSS
15
VSS
36
VSS
45
VSS
65
VSS
75
PIC32MX460F512L-80I/PT
U2
10
R9
C26
100nF
GND
3V3
1 2
8MHz
Y1
27pF
C29
27pF
C28
GND
GND
USB_EN
USB_OC
USB_VBUS
100nF
C25
GND
3V3
100nF
C27
3V3
GND
USB_D+
USB_D- PROT_2_I PROT_1_I PROT_3_I PROT_4_I
MODE2 CLIP
1
2 3
4
Wurth 614 004 135 023 14.9mm height
P4
GND
100µF/10V
C31
USB
GND
USB_D- USB_D+
GND
GND
+5V
USB_EN USB_OC
B
4
A
6
GND5
GND2
U4 SN65220DBVT
USB_VBUS
EN
4
IN 5
OUT1
GND
2
OC
3
U5 TPS2041BDBVR
GND
10K
R19
3V3
10µF/10V
C30
100µF/10V
C32
Dis_WR Dis_CS
CS_AVB
100R20
100R21
GND
10K R22
BC817
T6
PROT
L_PROT
PROT
LN1 LN2 LN3
AST
5AST
4
TRIG+
8TRIG-
6
EXT RES
9Q11
GND
7
Q10
R
2
C
1
R-C COM
3
VCC 14
RETRIG
12
OSCO 13
HEF4047BTIC1
GND
GND
GND
GND
100nF
C20
100pF
C33
12k
R23
+5V
M_CLOCK
MUTE_1_O MUTE_2_O
MUTE_3_O MUTE_4_O
10K R24
3V3
MCLR
PGD PGC
ICD Debug
10K
R11
GND
3V3
3V3
1
2
3
4
5
6
Header 6 2.54mm pitch
P5
LN1 LN2 LN3
3V3
GND
100nF
C19
1
2
3
4
8
7
6
5
Supplied by PVS
U6
GND
A0
B1
C2
D3
E4
Rotary encoder
SW1
4K7
R133
4K7
R137
4K7
R132
Rot_A Rot_B Switch
10K R141 10K
R142
10K
R158
100nF
C100
100nF
C101
100nF
C150
GND
GND
3V3
Rot_A Rot_B Switch
Sw_Ch2 Sw_Ch1 Sw_Ch3
Sw_Ch4
1
2
P1 Header 2
GND
+5V
100µF/6V3
C35
100µH
L1
3V3
VIN
1
GND 2
SHDN
3
NC
4
VOUT 5
TC1016-2.8VCTTRVR2
10µF/10V
C37
100nF
C36
GND
2V8
2V8
MODE1
GND
0
R10
MODE1
SMQ
GND
MODE2
0
R7
1 4
Ref product BOM 1.1
Title: Number: Revision:
Sheet of
Drawn By: DC
SMA
Project:
SCH DSP BOARD FOR SMA V1.25 CPU

14
MCLK
2
RAUX
14 LAUX
6
JACKDET/ MICIN
4
IN_R+
12 IN_R-
13
MICBIAS
5
IN_L-
11
IN_L+
10
25
9
22
CLATCH 3
CCLK 32
COUT 31
CIN 30
TDM_CLK 28
TDM_FS 29
TDM_IN 27
TDM_OUT26
ROUTN16
ROUTP15
LHP 20
MONOOUT 21
RHP 19
LOUTN17
LOUTP 18
23
8
1
24
DGND AGND
DVDDOUT
IOVDD
AVDD
AVDD
CM
7
33
EP
ADAU1761 U102
MOSI MISO SCK
10µF/10V C138
100nF C137
GND
GND
GND
10µF/10V C118
100nF C117
GND
100nF C120
GND
3V3
100nF C112
100nF
C119
GND
GND
100 R161
GND
100R169
12.288MHz
OE
1
2
Out 3
4
VCC GND
O100
3V3
10K R175
3V3
GND
47µH
L100
GND GND
CS_DSP1
100nF C147
GND
3V3
BAT754S
D108
AVDD
BAT754S
D109
AVDD
AVDD
10µF/10V
C129
10µF/10V
C111
MCLK
33 R173
10µF/10V
C126
5K1 R163
10µF/10V
C128
5K1 R155
10µF/10V
C108
10µF/10V
C132
10µF/10V
C110
22pF
C106
22pF
C115
GND
33KR152
33KR147
10K R149
8
1
4
3
2
LM833DG U104A
+15V -15V
10µF/10V
C130
22pF
C125
22pF
C134
GND
33K
R167
33KR157
10K R160
10K R162
84
7
5 6
LM833DG U100B
+15V -15V
10µF/10V
C133
10µF/10V
C135
4,7µF/25V
C140
4,7µF/25V
C139
-15V+15V
GND GND
IN1 IN2
OUT1+
OUT2+
L_SIG
Green LD107
68
R130
L_-20dB
Green LD105
68
R121
Yellow LD103
68
R109
L_CLIP
Green LD106
68
R129
Green LD104
68
R120
Yellow LD102
68
R108
Red LD100
68
R100
1.2nH
L101
9.1pF C121
GND
BC807 T104
2K2 R114
3V3
SEL_2
GND
10KR118PROT_1_A
BC817 T107
3V3
10K R110
Red LD101
68
R101 PROT_1_I
GND
10KR131PROT_2_A
BC817 T113
3V3
10K R127
PROT_2_I
12K
R111
1K
R116
BC817 T106
24K
R106
3V3
CLIP_1_I
12K
R134
1K
R135
BC817 T114
24K
R126
3V3
CLIP_2_I
CLIP_1_A
CLIP_2_A
GND
GNDGND
GND
GNDGND
GND
open
R159
GND
open R166
GND
GND
CLIP_1_A PROT_1_A SIGNAL1_A
TEMP_1_A
GND GND
OUT1+
GND
CLIP_2_A PROT_2_A SIGNAL2_A
TEMP_2_A
GND
GND
OUT2+
68K
R104
2K8
R107 1N4148
D100
GND
SIGNAL1_I
13K
R112
2K2
R117
GND
TEMP_1_I
68K
R124
2K8
R128 1N4148
D104
GND
SIGNAL2_I
13K
R136
2K2
R138
GND
TEMP_2_I
22pF
C109
22pF
C127
GND
5K1 R156
5K1 R151
10K R153
10K R154
8
1
4
3
2
LM833DG U103A
+15V
-15V
22pF C131
22pF
C144
GND
5K1 R174
5K1
R164
10K R170
10K R172
84
7
5
6
LM833DG U103B
+15V -15V
4,7µF/25V
C146
4,7µF/25V
C145
-15V +15V
GND GND
47µF/25V
C124
47µF/25V
C116
47µF/25V
C136
47µF/25V
C143 220pF
C142
220pF
C123
1
2
3
4
5
6 7
8
9
10 11
12
Header 12 P103
GND
IN_1+ IN_1- IN_2+ IN_2- IN_3+ IN_3- IN_4+ IN_4-
IN_1+ IN_1-
IN_2- IN_2+
10µF/10V
C107
10µF/10V
C113
2.2µF/6V3
C102
2.2µF/6V3
C104
BC807 T102
2K2 R113
3V3
SEL_1
L_SIG
L_-20dB
L_CLIP
AVB_FS1
AVB_CLK1 AVB_IN1 AVB_OUT1
BC817 T103
3V3
0.22µF C148
GND
470K R105
BC817 T105
3V3
0.22µF C149
GND
470K R115
AVB_FS1 AVB_CLK1 AVB_IN1 AVB_OUT1 MOSI MISO SCK CS_AVB AVB_CLK2 AVB_IN2 AVB_OUT2 AVB_FS2
GND
+5V
100
R119
100
R122
100
R125
L_PROTL_PROT
MUTE_2_A MUTE_1_A
BC817 T100
10K R102
MUTE_1_O
GND
BC817 T101
10K R103
MUTE_2_O
GND
1 2
3 4
5 6
7
8 9
10
11
12
Header 12
P101
TE CONNECTIVITY/AMP 1-84984-2
1 2
3
4 5
6
7
8 9
10
11
12
Header 12
P100
TE CONNECTIVITY/AMP 1-84984-2
GND GND
M_CLOCK M_CLOCK
1
2
3
4
5
6
7 8
9
10
11 12
13
14
15
16
17
18
Header 2x9 2.54mm pitch
P104
-15V
+15V
10K R123
10K R139
2K2 R140
GND GND
2K2 R165
OUT2-
OUT1-
10µF/10V
C152
8
1
4
3
2
LM833DG U100A
OUT2-
GND
10µF/10V
C151
GND
10K R150
84
7
5
6
LM833DG U104B
OUT1-
4,7µF/25V
C105
4,7µF/25V
C103
-15V+15V
GNDGND
10K R2
3V3
GND
SW-SPST
S2
100nF C3
GND
Sw_Ch2
10K R1
3V3
GND
SW-SPST
S1
100nF C2
GND
Sw_Ch1
4K7 R143
3V3
2 4
Ref product BOM 1.1
Title: Number: Revision:
Sheet of
Drawn By: DC
SMA
Project:
SCH DSP BOARD FOR SMA V1.25 CODEC
AU513502132 DSP BOARD FOR SMA V1.25 CODEC

15
CH1+ CH1- GND CH2+ CH2- GND GND GND
1 5
XLR INPUT AU513503102, TERM. BLOCK INPUT AU513503112
Title: Number: Revision:
Sheet of
Drawn By: DC
SMA
SERIES
Project:
INPUT
1.1
AU513503112 INPUT SMA SERIES

16
1 5
AU513504202
Title: Number: Revision:
Sheet of
Drawn By: DC
SMA
Project:
OUTPUT (SET) FOR SMA SERIES
1.1
AU513504202 OUTPUT (SET) FOR SMA SERIES

17
+86V (B+) GND +74.5V -86V (B-)
+86V (B+) GND +74.5V -86V (B-)
+3.3V (TEM_SEN) +24V -15V GND +15V +3.3V (TEM_SEN) +24V -15V GND +15V
+15V GND -15V GND +5V
86V (B+)
86V (B-)
+12V
+12V
+12V
1800uF/2001800uF/200
2700uF/100
2700uF/100
8A/250V
1 3
AU513505502 1.1
Title: Number: Revision:
Sheet of
Drawn By: DC
SMA 500
Project:
PCBA POWER SUPPLY
AU513505502 POWER SUPPLY SMA500

18
1
Ref product BOM 1.1
Title:
Number: Revision:
Sheet of
Drawn By: DC
SMA/SMQ
Project:
SCH PWER LED UPPER
1 3
AU442204000 1.1
Title:
Number: Revision:
Sheet of
Drawn By: DC
SMA/SMQ
Project:
PCBA SW SWITCH POWER LOWER
POWER LED PCB
POWER SW PCB

19
PCBA AMPLIFIER SMA/SMQ 500 AU513501500
REF NO. DESCRIPTION PVS ORDER
NUMBER
Q'TY
WA103B, 12P FFC CONNECTOR DIP,180°,52806-1210 1
WA104, 5P SOCKET P=2,54mm CKM2503WV-5P-2,54mm 1
WA105, 4P BASE P=3,96mm CKM3962WV-4P-3,96mm 1
LD101, LED 6224-10ID-A,RED 1
R142, R143, R152, R153, METAL OXIDE RESISTOR 2.2KΩ, 2W 4
R130, M.O.RES 10Ω,J 3W AXIAL 74mm 1
C133, C134, ELEC. CAPACITOR 680μF/100V,M,105,16mm 2
C110, MPC CAPACITOR 0,1μF/400V,J, P=15mm 1
C131, ELEC. CAPACITOR 470μF/35V M 105,TAPING 10x17 1
C112, CAPACITOR 0,22μF/400V,K,400V,BULK,MPP224 1
C140, MAYLAR CAP 0,047μF/400V M TAPING STRONG: 1
C127, C128, ELEC. CAPACITOR 4,7μF/100V,8x12 2
C113, MYLAR CAP 0,1μF/250V M TAPING 1
D103, DIODE MUR120RLG 1
L105, POWER INDUCTOR 22μH,7G23B-220M-R 1
RLY101, RELAY 845H-2C-C,24VDC 1
L106, POWER INDUCTOR 3.9μH 1
L107, INDUCTOR 1,0μH,15%,DIP 1
T101, T102, CONNCTOR PCB PIN TERMINAL-250 2
IC BRACKET 1
TH101, PTC THERMISTOR TKINKING:PTMS2331RP716B 1
Q105, Q106, MOSFET RFB4227PbF, 65A/200V, TO-220AB, IR AU474244227 2
MICA SHEET 1
SCREW TTS3x6 B-HEAD BLACK 1
SCREW M3x14 1
HEATSINK ASS'Y AL 58x15,5x62 1
R115, CHIP RESISTOR 9,1KΩ, 1/8W, F, TP 0805, 150V 1
R146, R147, R154, R155, CHIP RESISTOR 10KΩ, 1/8W, J, TP 1206, 150V 4
R118, RESISTOR 2KΩ,1/8W F TAPING 0805 150V 1
R172, CHIP RESISTOR 270KΩ, 1/8W, J, TP 0805, 15V 1
R132, CHIP RESISTOR 30KΩ, 1/8W, J, TP 0805, 150V 1
R109, R138, R173, CHIP RESISTOR 1KΩ1/8W SMD0805 F TP 3
R133 CHIP RESISTOR 750Ω1/8W SMD0805 F TP 1
R145, CHIP RESISTOR 1Ω, 1/3W, J, 1210, 200V 1
R105, R106, CHIP RESISTOR 100Ω, 1/8W, J, 0805, 150V 2
R162, R160, R175, R176, CHIP RESISTOR 100KΩ, 1/8W, 0805, J, TP 150V 4
R139, R140, R141, CHIP RESISTOR 20KΩ, 1/8W, 0805, J, TP, 150V 3
R104, R169, R170, R171, CHIP RESISTOR 22KΩ, 1/8W, 0805, J, TP, 150V 4
R103, R111, R114, CHIP RESISTOR 47Ω, 1/8W, 0805, J, TP, 150V 3
R151, CHIP RESISTOR 680Ω, 1/8W, 0805, J, TP, 150V 1
R190, R193, CHIP RESISTOR 6,8Ω, 1/8W, 0805, J, TP, 150V 2
R110, CHIP RESISTOR 750Ω, 1/8W, 0805, J, TP, 150V 1

20
REF NO. DESCRIPTION PVS ORDER
NUMBER
Q'TY
R117, ROHS,CHIP RESISTOR 75KΩ, 1/8W, J, TP 080 150V 1
R120, CHIP RESISTOR 4,7Ω1/4W J TP 1206, 200V 1
R107, R184, R124, R125, R183, R189, R192, CHIP RESISTOR 0Ω, 1/8W, 0805, J, TP 150V 7
R112, CHIP RESISTOR 1,5KΩ, 1/8W, 0805, J, TP, 150V 1
R174, CHIP RESISTOR 24KΩ, 1/8W, 0805, J, TP ,150V 1
R113, R119, SMD RESISTOR 8.2KΩ, 1/8W, F, 0805, 150V 2
R179, R180, CHIP RESISTOR 5,1KΩ, 1/8W, F, 0805, 150V 2
R148, R149, CHIP RESISTOR 510Ω, 1W, J, 2512, 200V 2
R101, CHIP RESISTOR 3,3KΩ, 1/8W, F,0805,150V 1
R108, CHIP RESISTOR 150KΩ, 1/4W, F, 1206, 200V 1
R116, R122, R123, R127, R134, R135, R136,
R137, R157, R159, R163, R164, R165, R167,
R168, R191, R194, R177, R178,
CHIP RESISTOR 10KΩ,1/8W, F, TP 0805, 150V 19
R102, CHIP RESISTOR 3,01KΩ, 1/8W, 0805, F, TP, 150V 1
R121, R128, R129, R156, R158, CHIP RESISTOR 10Ω, 1/8W ,1206, J, TP, 150V 5
R131, CHIP RESISTOR 2,2KΩ, 1W, J, 2512 1
R100, R166, R181, R182, CHIPRESISTOR 47KΩ, 1/8W, F, 0805, 150V 4
C100, CHIP CAPACITOR 220pF/50V, J, 0805 TAP, NPO 1
C120, CHIP CAPACITOR 33pF/50V,J,0805 TAP,NPO 1
C141, C142, CHIP CAPACITOR 22pF/50V,J,0805 TAP,NPO 2
C111, C114, C121, MLCC C4532X7R2E474KT, 0,47μF/250V, K, 1812 3
C107, C117, C124, C126, CHIP CAPACITOR 1000pF/250V, J, 0805 TAPING 4
C108, C109, C148, C149, CHIP CAPACITOR 150pF/250V, J, 0805 TAPING, 4
C160, CHIP CAPACITOR 0,01μF/50V, K, 0805 TAP, X7R 1
C143, C144, CHIP CAPACITOR 4,7μF/25V, K, 0805, TAP, X5R 2
C172, C173, CHIP CAPACITOR 0,1μF/100V, K, 1206 X7R 2
C130, CHIP CAPACITOR 0,1μF/100V, K, 0805, X7R 1
D101, D102, D107, D108, D109, D110, D111,
D112,
SMD DIODE LL4148 AXIAL TYPE L=3,8mm AU330004148 8
D105, D106, POWER RECTIFIER MURS160T3G, 1A/600V 2
D104, DIODE BAV21WS-7-F SOD-323 1
ZD106, ZENER DIODE MM1Z68V,TAPING,SOD-123 1
D113, CHIP DIODE SM4002A 1
ZD103, ZD104, CHIP ZENER DIODE MM1Z56, TAPING, SOD-123 2
ZD105, ZD107, CHIP ZENER DIODE MM1Z39, TAPING, SOD-123 2
ZD101, ZD102, ZENER DIODE ZMM5V6, 1/2W, SMD 2
Q115, Q117, PNP TRANSISTOR NSS40200LT1G, 4A/60V 2
Q114, Q116, NPN TRANSISTOR NSS40201LT1G, 4A/60V, SOT-2 2
Q109, Q112, NPN TRANSISTOR KTC3875-Y-RTK/P, SOT-23 2
Q110, Q111, PNP TRANSISTOR KTA1504S-Y-RTK/P, SOT-23 2
Q107, N-CHANNEL DIGITAL FET FDV303N, 0,68A/25V, 1
Q103, TRANSISTOR FZT855TA , NPN 150V 0,4A SOT-2 AU473501855 1
Q101, TRANSISTOR PZT2222A,NPN 40V 0,6A SOT223 1
Q104, TRANSISTOR FZT955TA PNP 140V SOT223 DIOD AU473501955 1
Q102, TRANSISTOR PZT2907A PNP 60V SOT223 UTC 1