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SCHEMATIC DIAGRAM-5
A
1
2
3
4
5
B
C
D
E
F
G
IN1
CTL-A
OUT1
Vdd
IN2
CTL-B
OUT2
CTL-C
CTL-D
IN3
CTL-E
IN4
GND
IN5
GND
MON
Q402
BA7625
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
IN1
CTL-A
OUT1
Vdd
IN2
CTL-B
OUT2
CTL-C
CTL-D
IN3
CTL-E
IN4
GND
IN5
GND
MON
Q401
BA7625
1
2
3
4
5
6
7
89
10
11
12
13
14
15
16
P403A
R410
100
(1/2W)
R409
100
(1/2W)
Y
C
C
Y
P401
MONITOR
DVD IN
*
Y
C
C
Y
P402
V1 IN
V2 IN
Q406
RN1441
Q405
RN1441
C7020
474J
Q404
2SA1162-GR
OR2KTA1054-GR
Q403
2SA1162-GR
ORKTA1504-GR
P7206
*
P504
*
P7001A
10
20
P702A
10
20
JL7003B
JL7003A
Q7001
MPD780208GF-095-3BA
MPD78P0208GF(TX-DS494)
10G
91
11G
90
12G
89
13G
88
14G
87
15G
86
1G
100
2G
99
3G
98
4G
97
5G
96
6G
95
7G
94
8G
93
9G
92
AM9K/_10K
26
AMUT 42
AVDD 34
AVREF 35
AVSS
25
BTADRH
52
BTADRL
51
CFGGAIN 45
CODECCS
59
DSPSCK
21
DSPSDI
19
DSPSDO
20
ECHO
29
ENC1
60
ENC2
61
ERF
57
FS96
58
FSWSCK
4
FSWSDO
3
FSWSLT
5
GAINCTL 47
HPIN
27
IC
13
K0 33
K1 32
K2 31
K3
30
KARCS
22
KARRST 44
MODE
28
P01
85
P02
84
P03
83
P04
82
P05
81
P06
80
P07
78
P08
77
P09
76
P10
75
P11
74
P12
73
P13
72
P14
71
P15
70
P16
69
P17
68
PLLCE
9
POWER
63
PROTECT
62
RDSDATA
6
RDSSIG
55
SCK
8
SDO
7
SPARL
66
SPBRL
67
SWMUTE
56
SYSIN 36
TUMUT 41
VCTLA
65
VCTLB
64
VDD 46
VDD0
1
VDD1
16
VLOAD
79
VOLSLT
17
VSS 40
X1
12
X2
11
XT1
15
XT2
14
ABOOT/_INT 43
CODECPD 48
DIRCS
50
DIRPD 49
DIRRST
24
DSPCS
23
POFF 37
RDSSCK 38
REMIN 39
RESET
10
SD
53
STBY/_RCVD
2
STEREO
54
SYSOUT
18
Q7004
15-BT-70GNK
1
2
3
4
10G
14
11G
15
12G
16
13G
17
14G
18
15G
19
1G
5
20
21
22
23
24
25
26
27
28
29
2G
6
30
31
32
33
34
35
36
37
38
3G
7
4G
8
56
57
58
59
5G
9
6G
10
7G
11
8G
12
9G
13
P1
39
P10
48
P11
49
P12
50
P13
51
P14
52
P15
53
P16
54
P17
55
P2
40
P3
41
P4
42
P5
43
P6
44
P7
45
P8
46
P9
47
5.6V
5.6V
P7003
P7002
R7083
100K*15
R7082
100*15
Q7002
RN1404
Q1001
BU1923
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
JL7001A
JL7001B
S7001
S7125
SP-B
S7135
PSET DN
S7134
PSET-UP
S7133
FM MODE
S7131
SW MODE
S7132
DIGITAL INPUT
S7127
DVD
S7126
AUDIO SEL
S7124
SP SEL
S7123
MEMORY
S7122
TU-DN
S7121
TU-UP
S7117
CD
S7116
PHONO
S7115
AM
S7114
FM
S7113
*
TAPE
S7112
VIDEO-2
S7111
VIDEO-1
S7107
DIMMER
S7106
DSP
S7105
DD/DTS
S7104
STEREO
S7103
DISPLAY
S7102
SP-A
S7101
POWER
U7001
PIC-26043TE2
D401
D402
D7008
D7006
D7005
D7007
D7003
D7002
D7010
D1001
D7001
SEL4110R
X7001
5MHZ
D7004
5.6B
D7009
9.1B
Q7003
RN2403
X1001
4.332MHZ
AF6146CG
L7003
22UH
L7001 22UH
L7002
22UH
R7092
10K
R7093 10K
R7079
10K
R7078
1K
R7076
1K
R7094
470
R7001
470
R421
75
R7155
0
R7037
10
R7039
10K
R7035
220
R7043
10K
R7041
10K
R7036
10K
R7033
10K
R7050 1K
R7046 1K
R7048 1K
R7038 220
R7040
220
R432
75
R431
75
R422
75
R404
10K
R406
10K
R411
75
R412
75
R442
1K
R441
1K
R405
10K
R403
10K
R408
1K
R407
1K
R401
75
R402
75
R7044
1K
R7159
*
R7158
*
R7118
R7122
R7114
R7110
R7106
R7102
R7116
R7112
R7108
R7104
R7123
R7119
R7115
R7111
R7107
R7103
R7151
0
R7156
0
R7090
4.7K
R7011
220
R7152
0
R7061
1K
R7157
0
R7154
0
R7153
0
R7053 10K
R7059
1K
R7019
*
R7018
*
R7084
100K
R7085
100K
R7055 10K
R7054
220
R7052
220
R7074 1K
R7072 1K
R7073
1K
R7075
1K
R7070 1K
R7071
10K
R7077
10K
R7042
220
R7030
2.7K
R7051
1
0
K
R7049
1
0
K
R7047
1
0
K
R7045
1
0
K
R7026
2.7K
R7028
2.7K
R7034
220
R7032
47K
R7031
10K
R7023
2.7K
R7022
0
R7009
47K
R7021
*
R7020
*
R7087
10K
R7086
220K
R7088
100
R7029
4.7K
R7027
4.7K
R7025
4.7K
R7017
10K
R7024
4.7K
R7016
220
R7015
1K
R7014
1K
R7013
220
R7012
220
R7010
1K
R7056
1K
R7057
1K
R7058
1K
R7060
1K
R7062
1K
R7063
10K
R7066
10K
R7069
1K
R7008
1K
R7007
220
R7006
220
R7005
220
R7004
1K
R7003
220
R7002
220
R7121
2.2K
R7117
1.2K
R7113
820
R7109
560
R7105
470
R7101
330
R7081
100
R7080
100
R7089
820
R7067
10K
R7065
100K
R7068
100K
R7064
10K
C7015
10/16
C7008
100/6.3
C431
2.2/50
C432
2.2/50
C422
2.2/50
C421
2.2/50
C402
470/6.3
C412
2.2/50
C411
2.2/50
C444
100/6.3
C443
100/6.3
C401
2.2/50
C7005
100/6.3
C7004
100/6.3
C7001
2.2/50
C7002
0.047
C7009
1/50
C7010
1/50
C7019
100/6.3
C7018
100/6.3
C1003
100/6.3
C1001
2.2/50
C7014
*
C7013
104Z
C449
223Z
C448
223Z
C7007
104Z
C7006
104Z
C442
101J
C447
104Z
C441
101J
C446
223Z
C445
223Z
C1005
330J
C7012
221J
C7011
221J
C7017
103Z
C7003
104Z
C1006
330J
C1002
103Z
C1004
561J
BTADRL
BTADRH
VCTLB
VCTLA
+5V
GND
AB/INT
DSPRST
KARARST
DIRPD
CODECPD
DSPCS
KARACS
DIRCS
CDCS
DSPSCK
RDSSCK
DSPSDO
DSPSDI
FS96
RI
FREQ
ERF
AV_REF
CFGGAIN
SWMUTE
VDD
VOLSLT
MODE
HPIN
RDSSIG
RDSDATA
FSWSDO
FSWSCK
FSWSLT
PLLCE
SDO
SCK
RDSDATA
DSPSDI
DSPSDO
DSPSCK
DSPRST
KARACS
DSPCS
RESET
CFGGAIN
K3
1G
K2
2G
K1
3G
K0
4G
5G
6G
7G
POFF
8G
RDSSCK
VCTLB
VCTLA
POWER
SD
STEREO
AMUT
TUMUT
POFF
VOLSLT
PLLCE
SCK
SDO
FSWSLT
FSWSCK
FSWSDO
RDS
GAINCTL
9G
REMIN
10G
5.6V
11G
TUMUT
12G
AMUT
GND
13G
14G
KARARST
-VP
15G
FAC1
P1
AB/INT
FAC2
P2
GAINCTL
P3
CODECPD
P4
DIRPD
P5
DIRCS
HP-R
HP-E
HP-L
HPIN
GND
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
SWMUTE
ENC2
ENC1
CDCS
FS96
ERF
POWER
SD
BTADRL
HP-L
HP-E
HP-R
VCTLB
RDSSIG
STEREO
BTADRH
VCTLA
PROTECT
PROTECT
HP-R
HP-E
HP-L
HPIN
GND
SPARL
SPARL
SPBRL
SPBRL
K0
K1
ENC2
ENC1
K2
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
15G
14G
13G
12G
11G
10G
9G
8G
7G
6G
5G
4G
3G
2G
1G
P1
K3
*
MDD
MPP
MWT/MWR MGT/MPA
MJ
HT-R490
R7018
47K
47K
47K
47K
47K
NO
R7019
1K
1K
1K
1K
1K
NO
R7020
NO
18K
12K
10K
3.3K
10K
R7021
10K
2.2K
3.3K
8.2K
12K
NO
R7158
NO
NO
NO
NO
NO
000J
R7159
000J
000J
000J
000J
000J
NO
S7113
YES
YES
YES
YES
YES
NO
P7026
2P
2P
3P
2P
2P
2P
P504
6P
6P
6P
6P
6P
3P
C7014
NO
104Z
104Z
104Z
NO
NO
NAETC-7056
TO NAAR-7044
TX-DS494 ONLY
HEAD PHONE
* HT-R490 P401 3P
* TX-DS494 P401 2P
TO NADG-7049
NAETC-7045
NAETC-7046
TX-DS494 ONLY
R7082-R7085
YES
NO
MASK MICON
ONE TIME MICON
FOR MPP TYPE ONLY
TO NAAR-7044
NADIS-7043
MASTER VOLUME
TO NAAF-6790
TO NAAF-6789
-29.3V
-29.3V
U20
VIDEO TERMINAL PC BOARD
U7
DISPLAY CIRCUIT PC BOARD
U9
HEAD PHONE
JACK PC BOARD
U10
MASTER VOLUME PC BOARD
TX-DS494/HT-R490