92
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 - 14
SA-AKX54PH/PN MAIN(D-AMP) CIRCUIT
2/2
1/2
TO MAIN(D-AMP)
CIRCUIT (2/2)
P1
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 ~ 13
DA: MAIN(D-AMP): SCHEMATIC DIAGRAM - 14 ~ 15
NOTE: “ * ” REF IS FOR INDICATION ONLY
TO SPEAKERS
R5615
1.2K
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
1.2K
B1ADCE000012
+5V VOLTAGE SUPPLY
SWITCH
Q5600
R5611
10K
R5612
10K
R5613
10K
Q5602
B1ABCF000176
MUTING SWITCH
B1ABCF000176
MODE SWITCH
Q5601
SW+5V
5
6
7
8
G2
G1
JK5601
C5834
0.01
C5836
0.01
FL_W
FL_T
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
FRONT L (HIGH) +
FRONT L (LOW) +
FRONT L (LOW) -
FRONT L (HIGH) -
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
FR_L_WOOFER
MI
FR_L_TWEETER
MI
MUTE_F
MI
F_HOP
MI
DC_DET_AMP
MI
MODE_DA
MI
AGND
FR_L_WOOFER
FR_L_TWEETER
OSC
FR_R_WOOFER
FR_R_TWEETER
FR_R_TWEETER
MI
FR_R_WOOFER
MI
C5600
C5605
C5602
C5601
C5604
C5603
0.01
390P
100P
0.01
100P
390P
5
6
4
1
2
3
9
11
13
14
12
10
7
8
IC5600
C0JBAB000902
HEX INVERTER
6A
VCC
5Y
5A
4Y
4A
6Y
2A
1A
1Y
3Y
GND
2Y
3A
C5615
47P
X5601
H2A6023A0011
C5614
47P
R5603
D5600
B0ACCK000012
R5601
22
D5601
B0ACCK000012
X5602
H2A7003A0011
R5602
1M
1M
R5607
100
R5610
0
R5605
0
C5623
R5606
1M
C5624
10
0.1
3
2
4
1 FRONT R (HIGH) +
FRONT R (LOW) +
FRONT R (LOW) -
FRONT R (HIGH) -
FR_W
FR_T
C5740
0.01
C5738
0.01
Summary of Contents for SA-AKX54PH
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 18: ...18 8 2 Doctor Mode Table 8 2 1 Doctor Mode Table 1 ...
Page 25: ...25 9 1 2 Main P C B Front side Fig 2 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 66: ...66 ...
Page 76: ...76 ...
Page 78: ...78 ...
Page 120: ...120 ...