85
16.4. Main(D-Amp) Circuit
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
B
MAIN(D-AMP) CIRCUIT
SCHEMATIC DIAGRAM - 13
SA-AKX34PH/PN MAIN(D-AMP) CIRCUIT
2/2
1/2
TO MAIN(D-AMP)
CIRCUIT (2/2)
P1
3
1
4
2
: AUDIO OUTPUT SIGNAL LINE
: -B SIGNAL LINE
: +B SIGNAL LINE
B
TO
MAIN(MICON)
CIRCUIT (ZJ2001*)
IN SCHEMATIC
DIAGRAM - 7
MI: MAIN(MICON): SCHEMATIC DIAGRAM - 5 ~ 12
DA: MAIN(D-AMP): SCHEMATIC DIAGRAM - 13 ~ 14
NOTE: “ * ” REF IS FOR INDICATION ONLY
TO SPEAKERS
R5615
2.7K
10K
R5616
8.2K
R5617
R5618
100K
R5619
150K
R5621
100K
R5622
150K
C5626
6.3V100
B1ABCF000176
Q5604
Q5603
B1ABCF000176
SPEAKER PROTECTION
SWITCH
SPEAKER PROTECTION
SWITCH
R5614
2.7K
B1ADCE000012
+5V VOLTAGE SUPPLY
SWITCH
Q5600
R5611
10K
R5612
10K
R5613
10K
Q5602
B1ABCF000176
MUTING SWITCH
B1ABCF000176
MODE SWITCH
Q5601
SW+5V
4
3
2
1
G2
G1
JK5601
C5834
0.01
C5836
0.01
LCH
RCH
QR5600
QR5601
B1GBCFJJ0051
FREQUENCY HOPPING
R5609
1K
D5602
DZ2J051M0L
2
4
3
1
6
5
ZJ5000*
L5601
J0JKB0000020
0.1
C5617
C5611
0.1
J0JKB0000020
L5600
0.1
C5616
0.1
C5610
C5613
1000P
C5606
1000P
C5612
1000P
C5607
1000P
R5608
0
C5620
0.1
R5624
10K
R5623
120K
R5626
27K
R5625
180K
R5628
1.5K
R5627
33K
Q5605
B1GDCFJJ0047
SWITCH
B1ABGC000005
OSC
RIGHT +
LEFT +
LEFT -
RIGHT -
OUTP_GND
OUTP_GND
OUTP_GND
-35V_SENSE
+35V_SENSE
-35V_SENSE
+35V_SENSE
SW+5V
PW_+35V
MI
OUTPUT_GND
MI
PW_-35V
MI
AGND
MI
LEFT_CH
MI
RIGHT_CH
MI
MUTE_F
MI
F_HOP
MI
DC_DET_AMP
MI
MODE_DA
MI
AGND
LEFT_CH
RIGHT_CH
OSC
Summary of Contents for SA-AKX34PH
Page 13: ...13 5 General Introduction 5 1 Media Information ...
Page 14: ...14 6 Location of Controls and Components 6 1 Remote Control Key Button Operation ...
Page 15: ...15 6 2 Main Unit Key Button Operation ...
Page 16: ...16 7 Installation Instructions 7 1 Speaker and A C Connection ...
Page 24: ...24 9 Troubleshooting Guide 9 1 Part Location 9 1 1 SMPS P C B Fig 1 SMPS P C B ...
Page 25: ...25 9 1 2 Main P C B Front side Fig 2 Main P C B ...
Page 26: ...26 9 1 3 Main P C B Back Side Fig 3 Main P C B ...
Page 28: ...28 9 3 D Amp IC Operation Control ...
Page 33: ...33 11 2 Main Components and P C B Locations ...
Page 63: ...63 13 Simplified Block Diagram 13 1 Power Block Diagram ...
Page 72: ...72 ...
Page 100: ...100 ...
Page 110: ...110 ...
Page 114: ...114 ...