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AUDIO CHANNEL SCHEMATIC DIAGRAM - SCHEMA DES CIRCUITS AUDIO - SCHALTBILD MEHRKANAL AUDIO - SCHEMA DEI CIRCUITI AUDIO - ESQUEMA DE LOS CIRCUITOS AUDIO
(AUDIO 20" BI)
C510
0.1µ
16V
AUD_L
C511
0.1µ
16V
AUD_R
R507
10K
MUTE
C507
R517
100µ
20K
16V
(el)
AUD_L
S-GND
AUD_R
EAR_MUTE
CN602=>
R515
CN602
47K
LCD03B
First issue 10 / 03
AUD_L
R505
47K
R501
26,1K
C501
R503
1000P
10K
50V
R506
47K
S_GND
S_GND
R502
26,1K
C508
0.22µ
16V
Q505
R504
R518
2N3904
47K
10K
C502
10009
Q506
50V
2N3904
R516
20K
S_GND
S_GND
VCC
R513
20K
R513
47K
Q503
2N3904
Q504
R512
2N3904
20K
R514
S_GND
20K
S_GND
C506
C505
C509
0,1µ
470µ
470µ
25V
25V
25V
(ELI
IEL)
P_GND
TDA7266
3VCC
13
C504
0,22µ
16V
4
IN1
7
ST-BY
C503
10µ
16V
9
(EL)
S_GND
S_GND
Vref
12
IN2
6
MUTE
8
PW-GBD
P_GND
Q501
R509
2N3904
47K
ZD 501
Q502
R511
9.1V
2N3904
47K
R508
20K
R510
20K
NOTES:
1. Resistor values are in ohm, K = 1,000 ohm, M = 1,1000 000 ohm
2. All resistors are SMD 0603 5% exept where otherwise indicated
3. All capacitors are SMD 0603 5% exept where otherwise indicated
4.
R564
2K
+19V
VCC 2
R565
2K
R566
ZD557
2K
12V
IC501
R567
2K
PWR_GND
OUT1+
1
BD501
CN601
(0805)
(Bead)
1
BD502
OUT1-
2
2
(Bead)
BD503
3
(Bead)
BD504
4
(Bead)
OUT2+
15
14
OUT2-
+12V
Represents PCB common ground
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