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Schematics
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6 Contr. Checked Disegn. Drawn INDUSTRIE ELETTROACUSTICHE Foglio Sheet 1 Fogli Sheets 2 Data/Date
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Manini
Porta 10/06/04
A Emissione documento / Production release N. Descrizione / Description
Manini
Porta
10/06/04
Contr.
Nome
Data Rev. A
Denominazione / Title ART 705AS - PREAMP BOARD
Codice / Part Number SE515628 Matricola
A termine di legge ci riserviamo la proprieta' di questo disegno con divieto di riproduzione e renderlo noto a terzi senza nostra autorizzazione scritta D D
+12V
R6 2K2 Q1 BC858 R10 10K 15
U1B GND COM OUT IN 2
-HV REF
+24V SERV
+HV REF
ULN2003A R1 4K7 8 +5V R12 10K U1A 16 ULN2003A U1C R73 10K +5V C1 1u X7R GND SERV R26 220K 13 14 ULN2003A 9 3 ULN2003A U1F 11 U1D GND COM OUT IN 4 ULN2003A J1 PIN ULN2003A R30 NOT USED R74 10K +5V +5V GND SERV 16 8 ULN2003A 10 6 U1G 7 J2 PIN C 1 U1E 12 5
GND SERV
CONN1 2 4 6 8 10 12 14 16 18 20 1 +24V SERV 3 TRANSFORMER-THERMAL-SWITCH 5 +HV REF 7 MUTE GND-FAN 9 11 CMD-RELAY-HIGH-AMP 13 CMD-RELAY-MID-AMP 15 CMD-RELAY-LOW-AMP 17 CMD-RELAY-MAINS 19 STRIP 10X2 GND SERV
-12V
-HV REF
C
+24V SERV U2 LM7805 IN GND OUT
D1 BAV99 +5V DC-SENS-LOW
U3 GND SERV 13 14 15 12 1 5 2 4 D4 BAV99 6 11 10 9 7 GND SERV 8 +5V D5 BAV99 C2 C9 10u/16 GND SERV GND SERV R41 100K C15 100n X7R GND SERV GND SERV 100n X7R RES1 4MHZ GND SERV X0 X1 X2 X3 X4 X5 X6 X7 INH A B C VEE VCC X 3
C13 GND SERV 100n X7R R11 10K 2 3 4 5 6 7 BAV70 D8 U4 PIC16F870 DIP 21 22 23 24 25 26 27 28 11 12 13 14 15 16 17 18 1 R39 R40 220 SIGNAL LED 220 LED1 GND SERV R38 220 GREEN SMD LED J3 PIN DATA-TX DATA-RX J4 8 19 PIN J5 PIN B 20 R37 220 POWER LED 2 PROT LED
C3 100n
C4 100n
C7 10u/16
+5V
LIM-ON GND SERV
R14 100K
PIN PIN GND
J6 J7
4051
1 9 10
B
SIGNAL R13 10K
C14 100n X7R
RB0/INT RB1 RB2 RB3 RB4 RB5 RB6 RB7 RC0/T1OSO/T1CKI RC1/T1OSI MCLR/VPP RC2/CCP1 RC3/SCK/SCL OSC1/CLKIN RC4/SDI/SDA RC5/SDO RC6 OSC2/CLKOUT RC7 VSS VDD VSS
RA0/AN0 RA1/AN1 RA2/AN2 RA3/AN3/VREF RA4/T0CKI RA5/AN4/SS
GND SERV
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GND SERV
GND SERV GND SERV AUDIO FILTER 4PRO-705AS-FILTER.SCH MUTE +12V GND -12V AUDIO GND IN-AMP-HIGH IN-AMP-MID IN-AMP-LOW LIMITER-OUT PEAK-ON CONN2 CONN3 STRIP 5 +12V -12V 1 2 3 4 5 1 2 3 4 5
+5V
MUTE +12V GND -12V AUDIO GND IN-AMP-HIGH IN-AMP-MID IN-AMP-LOW LIMITER-OUT PEAK-ON POWER LED PROT LED SIGNAL LED
2 4 6 8 IN-AMP-HIGH 10 IN-AMP-MID 12 IN-AMP-LOW 14 16 18 DC-SENS-LOW 20 POWER LED PROT LED SIGNAL LED
1 3 5 7 9 11 13 15 17 19
GND SERV
LK3 LINK SUB ONLY
R15 10K R16
NTC_SUB CURR-SENS-LOW CURR-SENS-MID
10K R17 10K
STRIP 10X2
A
A
PCB Code: PST352C
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Amplifier Code: 221.10.261
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1
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3
4
5
6 Contr. Checked Disegn. Drawn INDUSTRIE ELETTROACUSTICHE Foglio Sheet 2 Fogli Sheets 2 Data/Date
7
8
Manini
Porta 10/06/04
A Emissione documento / Production release N. Descrizione / Description
Manini
Porta
10/06/04
Contr.
Nome
Data Rev. A
Denominazione / Title ART 705AS - PREAMP BOARD
Codice / Part Number SE515628 Matricola
A termine di legge ci riserviamo la proprieta' di questo disegno con divieto di riproduzione e renderlo noto a terzi senza nostra autorizzazione scritta D D
+12V C27 47p R42 1K0 R18 10K C10 10u/16 R31 22K R47 47K
+12V R48 10K -12V TL074 U7B D9 R50 7 6 5 14 9 10 TL074 U7C -12V -HV REF C29 4u7/16 R44 1K0 TL074 C28 4u7/16 +HV REF U7D 13 12 C R51 100K
D6 BAV99
D7 BAV99
C24 1n0 3 C 2 C25 1n0 R43 1K0 R19 10K C11 10u/16
U11A 1 BA4560
+12V
10K BAV70 R49 1M0
16 15 14 13 12 11 10 9
C12 10u/16
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BIAS DIODE IN + IN OUT +V IN B OUT B
+12V R32 22K C26 47p R45 4K7 R46 22K
PEAK LED
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BIAS DIODE IN+ INOUT -V IN B OUT B U12 NE5517A -12V
PEAK-ON
U11B 5 +5V +12V CONN4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 FLAT26 -12V 6 BA4560 R52 47K POWER LED PROT LED PEAK LED SIGNAL LED INPUT + AUDIO GND INPUT AUDIO GND IN POT AUDIO GND OUT POT AUDIO GND LIMITER-OUT AUDIO GND IN MID-HIGH FILTER AUDIO GND IN LOW FILTER AUDIO GND AUX1 DATA-TX DATA-RX C17 100n X7R R36 18K POWER LED PROT LED PEAK LED SIGNAL LED R53 470 R54 1K0 7 100p NP0 R55 1K0 C30 3 2
U7A TL074 1 LIMITER-OUT
B
B
R70 220K C21 47n X7R 7 U10B TL074 R65 56K R66 33K C45 10n X7R 9 10 U10C TL074 C22 47n X7R 8 R67 56K R68 82K 13 12 C46 22n X7R U10D TL074 Q3 2SD2114K R25 10K MUTE 14 R9 2K2 IN-AMP-LOW
R35 18K
C18
2 3 R71 56K U10A TL074
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C19 100n X7R
C20
6 5 R72 82K
100n X7R
100n X7R
A
+12V VDD
VSS -12V
A
C5 100n
C6 100n
PST352C
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Amplifier Code: 221.10.261
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