3-35
3-36
6. AMPLIFIER CIRCUIT DIAGRAM
A
1
2
3
4
5
6
7
8
9
10
11
12
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
Amplifier
2011. 01. 20
Rev 1.1
AMUTE
+VCC
AGND
-VCC
AUX-L
M5V
-VCC
AMP-R
SpeakerL
SpeakerR
AUX-R
AM
UTE
AMP-L
SpeakerL
SpeakerR
TUN-L
CD-L
TUN-R
CD-R
GND
AUXR
PGND
AUXL
REC-L
REC-R
+VCC
AUX-L
AUX-R
AUXR
AUXL
+8V2
+M5V
+VCC
+VCC
-VCC
PGND
+8V2
AGND
AGND
+8V2
+8V2
AGND
CD-R
FRE-DET
+12V
VOL-CLK
A-MUTE
VOL-DATA
TUN-L
CD-L
TUN-R
+VCC
-VCC
REC-R
REC-L
AUXR
(3)
AUXL
(3)
TO SMPS
6Ω/30W
6Ω/30W
R730
560R
R730
560R
FB721
300RH
FB721
300RH
R793
1K
R793
1K
R815
22K
R815
22K
R
8
32
22K
R
8
32
22K
C820
472pF
C820
472pF
ZD702
3.3V
ZD702
3.3V
R857
0R
R857
0R
R726
20K(nc)
R726
20K(nc)
CON703
TO Earphone board
CON703
TO Earphone board
1
2
3
4
5
6
C829
0.1uF
C829
0.1uF
+
C701
220uF/10V
+
C701
220uF/10V
C
8
27
471pF
C
8
27
471pF
+
EC703
470uF/35V
+
EC703
470uF/35V
+
C712
470uF/10V
+
C712
470uF/10V
R753
22K
R753
22K
R781
4K7
R781
4K7
+
EC706
220uF/25V
+
EC706
220uF/25V
R872
3K9
R872
3K9
R854
220K
R854
220K
R737
1K(NC)
R737
1K(NC)
D706
IN4148
D706
IN4148
R801 8K2
R801 8K2
CON541
TO AUX
CON541
TO AUX
1
2
3
R729
33K
R729
33K
C727
0.1uF
C727
0.1uF
C807
472pF
C807
472pF
R860
47K
R860
47K
C724
120P
C724
120P
R720
10K
R720
10K
+
C1
1uF/50V
+
C1
1uF/50V
C823
0.1uF
C823
0.1uF
R818
1M
R818
1M
R858
0R
R858
0R
R875
120K
R875
120K
C816 1uF
C816 1uF
Q709
8050(NC)
Q709
8050(NC)
1
2
3
C5
102pF
C5
102pF
R805
4K7
R805
4K7
R725
1K
R725
1K
R722
1K
R722
1K
R747
4K7
R747
4K7
R842
47K
R842
47K
Q711
8050
Q711
8050
1
2
3
C739
33P(NC)
C739
33P(NC)
D805
IN4148
D805
IN4148
C8
102pF
C8
102pF
C808
472pF
C808
472pF
Q706
8550
Q706
8550
2
1
3
R838
4K7
R838
4K7
R738
1K
R738
1K
R734
10K
R734
10K
D804
IN4148
D804
IN4148
C814 1uF
C814 1uF
R716
1K
R716
1K
C721
0.1uF
C721
0.1uF
C803
1uF
C803
1uF
+
C741
10uF/16V
+
C741
10uF/16V
C740
33P(NC)
C740
33P(NC)
C809
2.2uF
C809
2.2uF
C885
1uF
C885
1uF
Q882
8050
Q882
8050
2
1
3
WP701
Speaker
WP701
Speaker
1
1
2
2
3
3
4
4
C715
2.2uF
C715
2.2uF
C802
1uF
C802
1uF
C800
100pF
C800
100pF
R746
1K
R746
1K
R739
4.7R
R739
4.7R
C6
102pF
C6
102pF
C
8
30
471pF
C
8
30
471pF
C852
1uF
C852
1uF
C719
102P
C719
102P
FB18
300RH
FB18
300RH
+
C837
1000uF/16V
+
C837
1000uF/16V
R841
47K
R841
47K
R806
4K7
R806
4K7
R733
10K
R733
10K
R721
NC
R721
NC
R837
4K7
R837
4K7
R728
1K
R728
1K
D701
IN4148
D701
IN4148
CON701
CON701
1
2
3
R859
47K
R859
47K
D204
IN4148
D204
IN4148
R742
100K
R742
100K
C722
0.1uF
C722
0.1uF
R
8
40
10K
R
8
40
10K
FB19
300RH
FB19
300RH
C821
0.1uF
C821
0.1uF
R
8
03
18K
R
8
03
18K
R732
33K
R732
33K
C810 1uF
C810 1uF
+
C826
4.7uF/16V
+
C826
4.7uF/16V
R748
4K7
R748
4K7
Q805
8050
Q805
8050
2
1
3
+
EC702
470uF/35V
+
EC702
470uF/35V
C718
102P
C718
102P
C801
100pF
C801
100pF
ZD703
8V2
ZD703
8V2
C824
0.1uF
C824
0.1uF
Q710
8050
Q710
8050
1
2
3
Q705
8050
Q705
8050
1
2
3
C853
1uF
C853
1uF
R855
220R
R855
220R
D705
4148
D705
4148
1
2
+
EC704
100uF/25V
+
EC704
100uF/25V
R763 1K
R763 1K
R719
4.7K
R719
4.7K
C764
0.1uF
C764
0.1uF
R717
100K
R717
100K
R743
4.7R
R743
4.7R
R819
56R
R819
56R
FB21
300RH
FB21
300RH
C702
0.1uF
C702
0.1uF
C714
2.2uF
C714
2.2uF
R836 22K
R836 22K
R812
4K7
R812
4K7
Q806
8050
Q806
8050
2
1
3
+
C845
4.7uF/16V
+
C845
4.7uF/16V
Q713
8550
Q713
8550
1
2
3
R764 1K
R764 1K
Q708
8050
Q708
8050
1
2
3
C825
0.1uF
C825
0.1uF
R740
10K
R740
10K
R754
10K
R754
10K
C723
0.1uF
C723
0.1uF
C817 1uF
C817 1uF
+
C765
47uF/16V
+
C765
47uF/16V
C854
100pF
C854
100pF
R816
120K
R816
120K
R718
2K
R718
2K
R853
4K7
R853
4K7
R824
22K
R824
22K
+
C731
10uF/16V
+
C731
10uF/16V
D702
IN4148
D702
IN4148
C875
1uF
C875
1uF
R807
4K7
R807
4K7
C7
102pF
C7
102pF
C806
2.2uF
C806
2.2uF
C725
120P
C725
120P
R852
1K
R852
1K
R800 8K2
R800 8K2
R878
3K9
R878
3K9
Volume
Volume
Surround
BASS
BASS
Treble
Treble
Surround
U503
BD3490FV
Volume
Volume
Surround
BASS
BASS
Treble
Treble
Surround
U503
BD3490FV
L1
1
R1
2
L2
3
R2
4
L3
5
R3
6
L4
7
R4
8
RO
9
LO
10
VL
11
RV
12
TCR
13
TCL
14
BC
BR
15
BC
AR
16
BC
AL
17
BC
BL
18
outR
19
SBR
20
SR
21
SBL
22
outL
23
VC
C
24
CLK
25
GND
27
FIL
28
SD
A
26
C815 1uF
C815 1uF
R735
22K
R735
22K
R8
04
1
8
K
R8
04
1
8
K
Q707
8050
Q707
8050
3
2
1
R736
10K
R736
10K
R731
560R
R731
560R
R851
1K
R851
1K
+
-
-
+
U702
TDA7292
+
-
-
+
U702
TDA7292
OUTL
4
IN-R
10
+V
CC
3
IN1
7
IN2
11
MU
TE
5
IN-L
8
GND
9
OUTR
2
-V
CC
1
-V
CC
6
FB719
300RH
FB719
300RH
C811 1uF
C811 1uF
SP701
Speaker OUT
SP701
Speaker OUT
GND
1
L
2
GND
3
R
4
R745
20K(nc)
R745
20K(nc)
C855
100pF
C855
100pF
R727
220R
R727
220R
R741
100R
R741
100R
R8
39
1
0
K
R8
39
1
0
K
R724
10K
R724
10K
R723
2K
R723
2K
R8
33
2
2
K
R8
33
2
2
K
Содержание XA66
Страница 11: ...2 2 MEMO ...
Страница 13: ...2 5 2 6 MEMO MEMO ...
Страница 15: ...2 8 A60 3 SPEAKER SECTION XAS66F ...
Страница 33: ...3 18 MEMO ...
Страница 35: ...3 21 3 22 BLOCK DIAGRAMS 1 MAIN BLOCK DIAGRAM 7UDQVIRUPHU 7UDQVIRUPHU ...
Страница 45: ...3 41 3 42 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 46: ...3 43 3 44 2 SMPS P C BOARD 3 MCU P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 47: ...3 45 3 46 4 KEY P C BOARD 5 FRONT P C BOARD 6 EARPHONE P C BOARD ...