I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
K
L
J
M
O
P
N
A
MAIN (DAMP) CIRCUIT
SCHEMATIC DIAGRAM - 14
SA-MAX750 MAIN (DAMP)
CIRCUIT
2/4
4/4
1/4
3/4
TO MAIN (DAMP)
CIRCUIT (1/4)
TO MAIN (DAMP)
CIRCUIT (4/4)
P1
AA
5
6
7
8
: AUDIO OUTPUT SIGNAL LINE
: +B SIGNAL
: -B SIGNAL
GND
PW_-37V
PW_-37V
SW+
FR+_HI
1
C5074
1
C5046
4
6
5
2
1
3
Q5601
B1CBRK000001
C5612
1
C5830
50V3300
50V3300
0.1
C5823
PW_-5V
R5612
47K
0.1
C5822
C5831
PW_5V_IR
R5808
10K
R5705
47K
R5805
47K
2200P
C5703
C5704
2200P
R5806
150
2200P
C5803
R5706
150
C5804
2200P
100P
C5702
8.2K
R5703
2.2K
R5804
C5811
10
100P
C5802
8.2K
R5803
150
R5606
2.2K
R5604
C5611
10
2.2K
R5704
C5711
10
10
R5056
R5823
10
22
R5814
22K
R5809
10K
R5810
C5805
2200P
C5705
2200P
22
R5714
22
R5614
47K
R5512
4.7
R5088
C5605
2200P
C5006
2.2
C5007
2.2
C5012
1
22
C5008
22
C5806
R5812
47K
B0ACCK000005
D5701
D5801
B0ACCK000005
D5802
B0ACCK000005
B0ACCK000005
D5702
4.7
R5811
4.7
R5711
R5722
47K
R5709
22K
22
C5706 R5708
10K
R5072
1K
10K
R5710
47K
R5712
D5003
B0ACCK000005
22
R5713
22
R5813
4.7
R5611
R5608
10K
D5502
B0ACCK000005
R5613
22
R5622
47K
R5610
10K
B0ACCK000005
D5602
4.7
R5511
R5013
10K
C5606
22
C5010
0.1
B0ACCK000005
D5501
4
6
5
2
1
3
Q5602
B1CBRK000001
B0ACCK000005
D5601
1
C5613
R5609
22K
C5603
2200P
C5602
100P
8.2K
R5603
R5505
47K
47K
R5605
C5503
2200P
R5506
150
C5511
10
100P
C5502
2.2K
R5504
8.2K
R5503
22
R5514
2200P
C5604
R5508
10K
22
R5513
R5522
47K
R5509
22K
10K
R5510
R5012
8.2K
R5015
4.7K
C5505
2200P
4
5
T1
45
46
44
48
47
2
1
3
32
34
36 35
33
42
40
41
43
37
39
38
8
15
17
16
13
14
9
6
7
27
25
22
23
20
19
21
24
26
18
30
31
28
29
THERMAL
PAD
11 12
10
C0ZBZ0001673
AUDIO AMPLIFIER DRIVER
IC5002
C5504
2200P
C5506
22
PW_-26V_COM
PW_+37V
PW_+37V
4Y
[36]VREF
IN4
LO4
IN3
NC
COM
VCC
VB4
CSH3
VB3
VS3
HO4
VS4
VS3
VS4
1
C5077
1
C5053
4
6
5
2
1
3
Q5801
B1CBRK000001
1
C5813
1
C5812
4
6
5
2
1
3
Q5802
B1CBRK000001
GND
PW_-37V
1
C5078
1
C5052
4
6
5
2
1
3
Q5701
B1CBRK000001
1
C5713
1
C5712
4
6
5
2
1
3
Q5702
B1CBRK000001
AMPLIFIER
AMPLIFIER
1
C5073
1
C5045
4
6
5
2
1
3
Q5501
B1CBRK000001
C5512
1
4
6
5
2
1
3
Q5502
B1CBRK000001
AMPLIFIER
AMPLIFIER
AMPLIFIER
AMPLIFIER
AMPLIFIER
AMPLIFIER
1
C5513
VS4
VS3
[25]HO3
HO3
HO3
LO3
LO3
LO3
CSH4
COMP3
VDT
COMP4
[35]OCSET
FR+_LO
IN1
VAA
IN2
COMP2
LO1
CSH1
[1]NC
[47]COMP1
[48]CSD
NC
LO2
LO1
LO2
LO1
LO2
VCC2
NC
NC
NC
VB1
VS2
VS1
HO1
VB2
HO2
HO1
HO2
HO1
HO2
CSH2
NC
NC
SW-
GND
COM2
VSS
NC
DGND
Summary of Contents for SA-MAX750LMK
Page 13: ...5 General Introduction 5 1 Media Information ...
Page 14: ...6 Location of Controls and Components 6 1 Remote Control Key Button Operation ...
Page 15: ...6 2 Main Unit Key Button Operation ...
Page 17: ...7 1 1 Service Mode Table ...
Page 24: ...8 Troubleshooting Guide Contents for this section is not available at time of issue ...
Page 27: ...9 3 Main Components and P C B Locations ...
Page 83: ...PSG ...