123
17.8. D-Amp Circuit
1
3
P1
4
I
D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 19
SA-AKX92PH D-AMP CIRCUIT
2/2
1/2
TO D-AMP
CIRCUIT (2/2)
: AUDIO OUTPUT SIGNAL LINE
: -B SIGNAL LINE
: +B SIGNAL LINE
TO SPEAKERS
(FRONT/
SUBWOOFER)
2
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
3
2
1
ZJ5410
B1ADCE000012
Q5603
R5608
10K
R5604
1.2K
1.2K
R5611
R5603
10K
R5602
10K
Q5604
B1ABCF000176
R5609
10K
1M
R5507
390P
C5552
X5500
X5500
H2A6023A0011
H2A7003A0011
B0BC5R1A0266
D5503
10
C5555
0.1
C5554
1M
R5508
100P
C5553
R5510
1K
IN_SW(1/2)
VDD
R5505
100
47P
C5558
5
6
4
1
2
3
9
11
13
14
12
10
7
8
C0JBAB000902
HEX INVERTER
IC5500
OSC
MOD_DA
MUTE_F
FLL_-
DC_DET
SW1_+
100K
R5020
FLH_+
R5019
150K
Q5101
B1ABCF000176
6.3V100
C5133
R5110
8.2K
100K
R5328
AGND
1.2K
R5022
220
R5021
B1ABCF000176
Q5102
R5318
120K
SW1_-
C5601
16V10
C5331
1000P
MODE2
MODE1
MODE1_2
MODE2
SWITCH
SWITCH
Q5601
B1ABCF000176
SWITCH
DC DETECT
DC DETECT
6Y
5A
6A
VCC
4Y
4A
5Y
3A
2A
2Y
1A
1Y
3Y
GND
R5317
1.2K
150K
R5113
R5504
22
FHOP
0.01
C5550
D5501
100P
C5557
0.01
C5556
X5501
X5501
B0ACCK000012
D5501
B0ACCK000012
D5502
R5506
1M
C5551
390P
C5559
47P
6
4
3
5
9
8
10
7
1
2
JK5001
SUBWOOFER 1 +
FRONT L (LOW)+
FRONT L (LOW)-
FRONT L (HIGH)+
SUBWOOFER 1 -
FRONT L (HIGH)-
FRONT R (LOW)+
FRONT R (LOW)-
FRONT R (HIGH)+
FRONT R (HIGH)-
SW(1)-
FL(H)-
FL(L)-
FL(L)+
FL(H)+
FR(H)-
FR(L)-
FR(L)+
FR(H)+
SW(1)+
100K
R5111
R5114
1.2K
R5115
1.2K
FRL_-
FRH_+
R5671
0
R5515
0
R5513
100
R5512
0
IN_SW(1)
K5502
0
IC5300
C1BA00000497
POWER AMPLIFIER
MODE
SGND1
VSSD
OUT1
PROT
OUT2
BOOT2
VSSP1
VSSP2
STABI
VSSA2
VDDP2
VSSA1
BOOT1
VDDP1
OSC
VDDA1
IN1+
IN1-
IN2-
IN2+
SGND2
VDDA2
23
19
21
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
OSC2
C5315
1000P
5.6K
R5307
0.47
C5317
C5312
330P
R5306
5.6K
C5314
0.47
IN_SW(2)
VDDP
VSSP
50V220
C5516
50V220
C5517
C5525
0.1
C5524
0.1
10
R5310
OSC2
C5313
0.1
C5316
0.1
C5323
33P
R5311
10
C5540 100V22
0
R5304
100
R5302
10
220P
C5307
0.1
C5319
0.1
C5318
220P
C5325
1000P
C5333
K5500
220P
C5326
C5304
330P
R5308
5.6K
0.47
C5334
R5309
C5332
C5306
0.1
C5324
0.015
C5321
0.47
C5302
0.1
0.1
C5310
220P
C5311
0.1
C5309
C5322
0.015
C5303
0.1
R5305
10
C5305
0.1
5.6K
0.47
D5304
B0HCSP000001
B0HCSP000001
B0HCSP000001
B0HCSP000001
D5302
D5303
D5301
2
4
3
1
L5300
G0A150L00003
R5035
5.6K
R5034
5.6K
R5319
22
0.68
C5328
R5300
22
C5327
0.1
C5301
0.1
0.68
C5300
C5350
1000P
C5351
1000P
SW(2)+
SW(2)-
SW(2)-
SW(2)+
12
11 SUBWOOFER 2 -
SUBWOOFER 2 +
SW2_+
100K
R5218
120K
R5228
R5327
1.2K
SW2_+
SW2_-
K5255...AKX92
0
Summary of Contents for SA-AKX92PH
Page 13: ...13 5 Location of Controls and Components 5 1 Main Unit Key Button Operation ...
Page 14: ...14 5 2 Remote Control Key Button Operation ...
Page 15: ...15 5 3 Media Information ...
Page 27: ...27 7 2 4 Surround D Amp P C B Fig 4 Surround D Amp P C B Audio Digital Amp IC IC5900 ...
Page 33: ...33 9 2 Main Components and P C B Locations ...
Page 73: ...73 Step 9 Ground the 24P FFC with a short pin ...
Page 92: ...92 ...
Page 93: ...93 14 Simplified Block Diagram 14 1 Overall Simplified Block Diagram ...
Page 104: ...104 ...
Page 140: ...140 ...
Page 157: ...157 MMH1103 ...