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SA-HT540E / SA-HT540EB / SA-HT540EG
SCHEMATIC DIAGRAM-10
B
POWER(DIGITAL AMP) CIRCUIT
H
FRONT FL
(AGND) GND
FRONT FR
(AGND) GDN
SUBW_OUT
(AGND) GND
SURW_OUT SL
(AGND) GDN
G
SURR_OUT
(AGND) GDN
CENTER OUT C
F
SIGNAL
MUTE_S
MUTE_F
HOP_DA
E
DC_DET
D_AMP +5V
GND
MOD_DA
D
L5501
J0JKB0000020
+30V
+30V
GND
GND
-30V
-30V
C
L5500
J0JKB0000020
B1ABCF000176
DC DETECT
Q5101
B1ABCF000176
DC DETECT
B
A
1
2
: MAIN SIGNAL LINE
:+B SIGNAL LINE
:-B SIGNAL LINE
C5002
R5000
0.1
5.6K
IN+_FL
HOP_DA
C5005
R5003
0.1
5.6K
IN+_FR
C5314
R5306
0.47
5.6K
IN+_SW
C5120
R5118
0.1
5.6K
IN+_SL
C5107
R5104
0.1
5.6K
IN+_SR
C5222
R5205
0.1
5.6K
IN+_C
C5004
R5002
0.1
5.6K
IN-_FL
C5003
R5001
0.1
5.6K
IN-_FR
C5317
R5307
0.47
5.6K
IN-_SW
C5121
R5119
0.1
5.6K
IN-_SL
C5106
R5103
0.1
5.6K
IN-_SR
C5223
R5206
OSC
0.1
5.6K
IN-_C
D_AMP +5V
SIGNAL
MUTE_S
MUTE_F
HOP_DA
DC_DET
D_AMP +5V
MOD_DA
IN+_FL
IN-_FL
VDDP
VDDP
LB5708
J0JKB0000020
VSSP
VSSP
DC_DET
Q5102
D_AMP+5V
SR+
R5021
47K
SIGNAL
R5022
33K
MOD_DA
3
4
5
R5501
R5505
1K
100K
R5503
100K
R5508
100K
Q5500
B1ADCE000012
R5506
6.8K
SWITCHING
X5500
H2A375300003
Q5501
375KHz
B1ADCE000012
SWITCHING
X5501
H2A415300001
415KHz
IC5000
C1BA00000407
AUDIO DIGITAL POWER AMP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C5026
0.1
C5012
C5013
220P
220P
R5010
10
R5011
10
R5610
8200
Q5603
B1ADCE000012
R5611
MUTING
8200
Q5601
Q5602
B1ABCF000176
B1ABCF000176
MUTING
MUTING
R5602
10K
Q5604
B1ABCF000176
MUTING
6
7
8
70
IC5500
C0JBAB000011
INVERTER
(CLOCK GENERATOR)
1
1A
VCC
14
2
1Y
6A
13
3
2A
6Y
12
4
2Y
5A
11
R5509
0
5
3A
5Y
10
R5507
1M
6
3Y
4A
9
8
7
GND
4Y
16
17
18
19
20
21
22
23
C5029
0.1
R5005
10
C5011
220P
L5001
G0B9R5K00001
1
2
3
4
C5023
0.1
L5000
L5002
ETQA15A150T
G0B9R5K00001
1
2
3
4
3
4
1
2
SA-HT540E/EB/EG POWER(DIGITAL AMP) CIRCUIT
9
10
1 1
FR+
FR-
FL-
FL+
12
13
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