TX-SR55
SCHEMATIC DIAGRAM 7
Display section
A
1
2
3
4
5
B
C
D
E
F
G
H
Q7802
RN1241-A
P2501B
TO NADG-8365
(SCH. 1)
RL7701
+
-
JL2501B
JL2501A
P7501A
TO NADG-8366
(SCH. 9)
JL7801B
JL7701A
JL7501B
JL7501A
JL7801A
Q7801
5
6
4
7
Q7801
NJM4565M-D
3
8
2
1
P7801
ANALYZER
L7803
022M
L7801
022M
L7804
022M
L7802
022M
L7703
022M
L7701
022M
L7704
022M
L7501
022M
L7502
022M
Q7503
2SC2712
F2
F2
F1
F1
1G
2G
3G
4G
5G
6G
7G
8G
9G
10G
11G
12G
13G
14G
15G
16G
P1
P2
P3
P4
P5
P6
P7
P8
P9
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
P23
P24
P25
P26
P27
P28
P29
P30
P31
P32
P33
P34
P35
P10
Q7501
HNA-16SM10T
1
2
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
58
59
Q7502
M66005-0001AFP
DIG01
12
DIG02
11
DIG03
10
DIG04
9
DIG05
8
DIG06
7
DIG07
6
DIG08
5
DIG09
4
DIG10
3
DIG11
2
DIG12
1
DIG13
64
DIG14
63
DIG15
62
DIG16
61
P0
18
P1
17
SCK
15
SDATA
16
SEG01
5
9
SEG02
58
SEG03
5
7
SEG04
5
6
SEG05
5
5
SEG06
5
4
SEG07
53
SEG08
52
SEG09
5
1
SEG10
5
0
SEG11
49
SEG12
4
8
SEG13
4
7
SEG14
46
SEG15
4
5
SEG16
4
4
SEG17
4
3
SEG18
4
2
SEG19
4
1
SEG20
40
SEG21
3
9
SEG22
38
SEG23
3
7
SEG24
3
6
SEG25
3
5
SEG26
3
4
SEG27
33
SEG28
31
SEG29
30
SEG30
29
SEG31
28
SEG32
27
SEG33
26
SEG34
25
SEG35
24
SEG36
23
VCC1
19
VCC2
6
0
VP
32
VSS
22
XIN
21
XOUT
20
~CS
14
~RESET
13
P7502A
TO NAPS-8389
(SCH. 6)
5.6V
-26V
Y
C
P2503
S
V
L
R
VIDEO4 IN
U2601
JL7701B
P2009A
TO NAVD-8407
(SCH. 8)
OR NAVD-8464
(SCH. 11)
JL7503A
TO NADG-8365
(SCH. 2)
S7617
LEVEL
UP
S7616
LEVEL
DOWN
S7614
Z2
LEVEL
S7613
ZONE2
S7612
REC OUT
S7629
S7644
TUNING
DOWN
S7643
RETURN
S7642
SETUP
S7641
TUNING
MODE
S7648
TUNING
UP
S7647
PRESET
DOWN
S7639
DIMMER
S7638
MEMORY
S7646
ENTER
S7645
PRESET
UP
S7637
DISPLAY
S7636
LISTEN.
MODE+
S7634
STEREO
S7633
TONE+
S7632
TONE-
S7631
TONE
S7621
DVD
S7622
VIDEO1
S7623
VIDEO2
S7624
VIDEO3
S7625
VIDEO4
S7619
PURE
AUDIO
S7618
MULTICH
S7628
CD
S7635
LISTEN.
MODE-
S7627
TUNER
TAPE
S7611
STANDBY
S7501
P2505
E7701
U7501
PIC-37043TH2
L2601
022M
P7705
HEADPHONES
R7809
10K
R7802
47K
R7804
47K
R7807
470
R7806
33K
R7808
470
R7805
220
R7584
82
R7586
82
R7589
82
R7591
82
R7582
82
R7588
82
R7628
12K
R7644
820
R7643
560
R7642
470
R7641
330
R7647
3.9K
R7637
3.9K
R7646
2.2K
R7638
12K
R7618
12K
R7617
3.9K
R7627
3.9K
R7616
2.2K
R7615
1.2K
R7636
2.2K
R7614
820
R7613
560
R7645
1.2K
R7631
330
R7632
470
R7633
560
R7634
820
R7635
1.2K
R7626
2.2K
R7621
330
R7625
1.2K
R7624
820
R7623
560
R7622
470
R7612
470
R7611
330
R7507
1K
R7506
1K
R7505
3.3K
R7504
3.3K
R7801
100
R7803
4.7K
R7583
180
R7581
220
R7503
27K
Q7701
KRC102S
OR RN1402
Q7584
KRC102S
OR RN1402
Q7582
KRC102S
OR RN1402
Q7583
KRC102S
OR RN1402
Q7581
KRC102S
OR RN1402
D7584
SEL2E10C
D7586
SEL2E10C
D7582
SEL2E10C
PURE AUDIO
D7583
SEL4910D-D
ZONE2
D7581
SEL4110R
STANDBY
D7801
MTZJ5.6B
D7501
UDZS8.2B
D7701
1SS352
OR 1SS355
D7504
1SS352
OR 1SS355
D7502
1SS352
OR 1SS355
D7508
1SS352
OR 1SS355
C7810
22/16
C7804
100/16
C7805
10/16
C7705
100/6.3
C7801
10/16
C7806
100/16
C7514
100/6.3
C7502
33/50
C7509
100/6.3
C2601
100/6.3
C7809
101J
C7802
330J
C7803
104Z
C7516
104Z
C7515
104Z
C7808
101J
C7535
104Z
C7807
104Z
C7511
104Z
C7512
101J
C7507
474J
C2503
104Z
C2504
104Z
C2501
471J
C2502
471J
C7513
104Z
C7504
473Z
C7505
473Z
C7506
473Z
C7501
104Z
C7503
104Z
C7536
104Z
C7533
104Z
C7534
473Z
C7510
101J
C7508
104Z
C7701
102J
C7702
102J
C2602
104Z
C7703
221K
C7704
101J
R2504
75
R2503
75
R2502
330
R2501
330
R2505
75
R7501
220
R7502
220
R2601
220
HPR1
HPE
HPL1
-VP
FAC1
FAC2
HPE
HPE
GND
GND
5.6V
P35
P34
P33
P32
P31
P30
P29
P28
P27
P26
P25
P24
P23
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
16G
15G
14G
13G
12G
11G
10G
9G
8G
7G
6G
5G
4G
3G
2G
1G
MICDET
MIC
V4E
+7V
-7V
+5V
MIC
V4E
+7V
-7V
MICDET
GND
GND
HPDET
HPDET
1G
2G
3G
4G
5G
6G
7G
8G
9G
HPR2
HPR2
P28
P29
P30
P31
P32
P33
P34
P35
10G
11G
12G
HPE
HPE
HPL2
HPL2
FLSDO
FLCLK
FLCS
FLRST
HPDET
HPRL
REMIN
+5V
GND
V4D
LEDPURE
K0
KI0
LEDZ2
LEDSTBY
K1
KI1
V4C
GND
V4Y
GND
K2
KI2
V-4
K3
KI3
-7V
-7V
+7V
+7V
V4E
V4E
+7V
MIC
MIC
VAJ
LEDVOL
VJA
GND
V4-L
VJB
V4E
VBJ
V4-R
V4E
MIC
+7V
-7V
REMIN
FLCLK
FLSDO
K0
K1
K2
K3
KI0
KI1
KI2
KI3
LEDVOL
LEDZ2
LEDPURE
LEDSTBY
VJB
VJA
HPRL
HPDET
FLRST
FLCS
MICDET
NASW-8411
NAVD-8409
NADG-8410
NADIS-8406
NAETC-8412
U26
U31
U29
U30
U32