124
1
3
P1
4
I
D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 20
SA-AKX92PH D-AMP CIRCUIT
2/2
1/2
TO D-AMP
CIRCUIT (1/2)
: AUDIO OUTPUT SIGNAL LINE
: -B SIGNAL LINE
: +B SIGNAL LINE
K
TO
SMPS CIRCUIT
(CN5801)
IN SCHEMATIC
DIAGRAM - 22
B
TO
MAIN CIRCUIT
(CN2004)
IN SCHEMATIC
DIAGRAM - 4
1
17
2
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
C
D
B
E
G
H
F
C5051
1000P
C5052
1000P
1000P
C5050
C5053 1000P
FL(L)+
FLL_-
FL(H)-
FL(H)+
FLH_+
FL(L)-
SW(1)-
SW1_-
C5250
1000P
C5251
1000P
SW(1)+
SW1_+
R5200
10
220P
C5211
220P
C5203
C5201
0.015
C5200
0.1
C5150
C5152
C5151
C5522
0.1
10
R5211
C5523
0.1
100V22
C5240
50V220
C5509
50V220
C5508
C5223
0.47
R5206
5.6K
330P
C5224
6
5
8
9
11
12
10
14
15
13
7
2
1
4
3
17
16
CN5050
R5210
10
R5205
5.6K
C5222
0.47
1000P
C5221
0.1
C5213
0.1
C5207
VSSP
VDDP
C5208
0.1
C5209
0.1
C5212
33P
C5020
0.1
C5008
0.015
220P
C5010
0.1
C5019
R5004
10
R5005
10
220P
C5012
L5500
J0JKB0000020
0.1
0.1
C5514
50V220
C5512
50V220
C5513
0.1
C5519
0.1
C5515
L5501
J0JKB0000020
C5518
0.1
3
4
1
2
6
5
ZJ5500*
100V22
C5040
VSSP
VSSP
C5510
50V220
C5511
50V220
C5521
0.1
10
R5010
VDDP
VDD
C5520
0.1
VDDP
0.1
C5018
C5030
33P
3
2
1
ZJ5400
C5445
C5004
0.47
R5002
5.6K
C5002
0.47
5.6K
R5000
C5001
1000P
330P
C5006
C5025
0.1
C5024
0.1
10
R5011
IN_SW(1)
OSC
IN_FL(H)
IN_FL(H)
IN_FL(L)
IN_FL(L)
IN_SW(1/2)
C5014
0.68
C5015
0.68
R5006
22
R5007
22
R5031
5.6K
C5016
0.1
R5030
5.6K
0.1
C5017
2
4
3
1
L5000
G0A150L00003
C5000
1000P
5.6K
R5003
0.47
C5005
1000P
C5032
R5008
100
C5007
330P
R5001
5.6K
C5003
0.47
220P
C5011
0.1
C5023
0.1
C5021
C5028
0.1
C5234
1000P
C5225
0.68
2
4
3
1
G0A150L00003
L5200
C5228
0.68
22
R5209
R5033
5.6K
22
R5217
0.1
C5227
0.1
C5226
R5032
5.6K
R5207
5.6K
0.47
C5232
C5231
1000P
R5208
5.6K
0.47
C5233
R5204
100
C5216
330P
C5214
0.1
220P
C5218
0.1
C5219
0.1
C5217
C5031
0.47
C5009
0.015
220P
C5013
19
21
23
22
20
10
2
1
3
7
8
9
4
5
6
12
15
14
17
18
16
13
11
C5022
0.1
C5202
0.47
C5206
0.1
C5204
0.015
19
21
23
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
220P
C5205
R5201
10
POWER AMPLIFIER
POWER AMPLIFIER
MODE1
MODE2
SGND1
SGND1
OUT2
STABI
BOOT2
VSSP2
OUT1
VSSP1
VSSD
VSSA2
VDDP2
PROT
VSSA1
BOOT1
VDDP1
OUT1
VSSP1
PROT
VDDP1
BOOT1
OUT2
BOOT2
VSSP2
VSSD
VSSA2
VDDP2
STABI
VSSA1
IN1-
+35V_SENSE
SYS_GND
-35V_SENSE
+35V_SENSE
SYS_GND
OSC
IN1+
FAN_GND
-35V_SENSE
VDDA1
VDDA1
MUTE_F
MOD_DA
DC_DET
OSC
IN1-
IN1+
IN2+
MODE
MODE
IN2+
SGND2
SGND2
VDDA2
IN2-
VDDA2
IN2-
IC5000
C1BA00000497
IC5200
C1BA00000497
1000P
1000P
1000P
0.1
C5402
220P
C5411
0.1
C5410
0.1
C5409
C5421
0.47
0.015
C5422
C5403
0.1
220P
C5425
R5405
10
220P
C5426
100V22
C5440
220P
C5407
C5418
0.1
C5424
R5402
10
330P
C5412
R5118
5.6K
C5120
C5117
1000P
R5119
5.6K
C5121
0.47
C5419
0.1
C5413
0.1
C5423
33P
C5416
0.1
VDDP
R5410
10
R5411
VSSP
OSC
10
C5119
1000P
0.47
C5107
R5104
5.6K
R5103
5.6K
C5106
330P
C5404
0.015
0.47
C5406
0.1
19
21
23
22
20
10
12
15
14
17
18
16
13
11
OUT1
VSSP1
OUT2
VSSD
BOOT2
VSSP2
VSSA2
VDDP2
STABI
IN2+
MODE
SGND2
IN2-
VDDA2
2
3
5
6
1
7
8
9
4
SGND1
BOOT1
VSSA1
PROT
VDDP1
IN1-
OSC
IN1+
VDDA1
0.47
MODE1_2
R5037 5.6K
R5419
22
C5400
0.68
C5427
0.1
R5036
5.6K
R5400
22
C5401
0.1
2
4
3
1
L5400
G0A150L00003
C5428
0.68
R5404
100
C5431
1000P
IC5400
C1BA00000497
POWER AMPLIFIER
FHOP
K5302
0
K5202
0
B0HCSP000001
B0HCSP000001
B0HCSP000001
B0HCSP000001
D5002
D5004
D5001
D5003
B0HCSP000001
B0HCSP000001
B0HCSP000001
B0HCSP000001
D5402
D5404
D5401
D5403
B0HCSP000001
B0HCSP000001
B0HCSP000001
B0HCSP000001
D5202
D5204
D5201
D5203
K5001
0
K5405
0
C5154
C5153
1000P
1000P
IN_FR(H)
IN_FR(L)
IN_FR(H)
IN_FR(L)
FRH_+
FRL_-
C5454
1000P
C5453
1000P
C5452
1000P
C5451
1000P
FR(H)-
FR(L)-
FR(H)+
FR(L)+
0.1
C5450
C5405
0.1
C5027
0.1
C5220
0.1
AGND
AGND
FRONT R (WOOFER)
SUBWOOFER
SIGNAL A_GND
FRONT L (WOOFER)
FRONT L (TWEETER)
FAN
FHOP
DC_DET1
MUTE F_SW (MODE 2)
MUTE S_C (MODE 1)
MOD_DA
NC
AGND
AGND
FRONT R (TWEETER)
NOTE: “ * ” REF IS FOR INDICATION ONLY
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 ...