U
V
W
X
Y
Z
AA
AB
AC
AD
22K
22K
22K
22K
22K
22K
10K
22K
22K
47K
47K
47K
47K
22K
22K
10K
10K
IC1
IC13
IC12
IC81
IC82
GX-401EF2 (1/2)
A
Q607
Q609
CN81
Q606
Q608
D604
Q605
D602
Q3
CN2
CN1
Q110
Q107
Q109
D103
Q108
Q104
Q102
Q103
Q101
A11
ANT.
W11
D101
AM 8V
FM 8V
AVR
LAMP
Q802
Q604
A61
D601
Q603
Q601
DC/DC AVR
DC/DC
RESET
TUNER
ACC DET
Q709
BU DET
D903
D713
Q801
Q804
Q805
Q904
MUTE
2/2
CN1
X25-
RDS
SEPARATION
PB. LEVEL
TAPE EQ AMP
PB. LEVEL
DRV.
9.8V
4.4V
1.4V
5.0V
4.0V
4.0V
8.0V
4.0V
4.0V
4.0V
5V
0V
0V
5V
2.4V
2.4V
5.0V
5.0V
3.7V
3.7V
4.0V
0.3V
4.0V
4.0V
2.4V
0V
0/4.0V
0/4.1V
0/4.1V
0/4.7V
0/4.4V
8.0V
3.7V
4.0V
4.0V
4.0V
4.0V
2.4V
4.0V
4.0V
4.0V
3.7V
4.0V
4.0V
4.0V
3.7V
4.0V
4.0V
4.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/2.5/5.0V
0/5.0V
5.0V
0/5.0V
0/5.0V
5V
0V
0V
5V
0/5.0V
5.0V
0V
5V
0V
0V
0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
5.0V
5.0V
0V
0/5.0V
0/5.0V
0/5.0V
0.7/5.0V
0V
5V
5.0V
0.5/1.5V
5V
0V
0/5.0V
0/4.0V
0/5.0V
0/5.0V
5.0V
5V
0V
5V
0V
0V
5V
5V
0V
0/5.0V
0/5.0V
0/5.0V
5V
0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0/5.0V
0V
5V
12MHz
32.768kHz
4.332MHz
5.0V
BU5
23.0V
BU
5.0V
10.0V
4.0V
4.0V
8.0/0V
8.0/0V
0/5.0V
R608 4.7
R605 4.7
R604 4.7
R603 4.7
LAMP-10V
LAMP-GND
1
FL +B
4
FDC+
3
2
C611
0.22
100
R606
100
R607
SC-REQ
SC-D
A
T
A
MC-D
A
T
A
MC-CLK
SC-CON
FL-GND
BU
5
V
10
D-GND
7
FDC-
6
5
D-GND
9
8
RESET
13
11 12
14 15
SC-B
USY
MC-REQ
NC
18
17
16
NC
DSI
19 20
C610
10u25
L801
4.7uH
11
6
M-OUT(L)
M-OUT(R)
0.33u50
C15
0.33u50
C16
17
0.039
C33 0.1
MSGV(R)
MAOUT
MSI
MSDET
C9
R13
R14
0.47u50
C11
2.2K
0.01
C8
0.47u50
R11
C4
C7
20
19
18
68K
2200P
C13
0.1
25
MSGV(S)
N.C
22
21
N.C
DET(L)
24
23
EQOUT(L)
PBOUT(L)
28
N.C
RAI(L)
27
26
TIN(L)
30
29
R10
47
VCC
MSOUT
MSGV
F/R
NOR/MTL
ON/OFF
10K
R12
13
16
15
14
12
11
C10
22u6.3
EQOUT(R)
TIN(R)
BIAS
RAI(R)
PBOUT(R)
N.C
DET(R)
N.C
T/R
6
9
10
7
8
3
4
5
1
2
C14 0.1
R15 18K
0.01
C129
34
10K
VR1
820P
R25 430K
R23 16K
R21 18K
0.012
C17
NFI(L)
RIN(L)
RIP
FIN(L)
31
32
33
R27
C19
47K
33u10
R29
0.1
150
1u50
47K
R31
820P
C25
R26 430K
VR2
0.1
C24
47K
38
GND
GND
FIN(R)
VREF
35
36
37
RIN(R)
NFI(R)
39
40
R28
C20
R24 16K
18K
R22
0.012
47K
820P
R32
820P
C26
33u10V
C22
150
R30
FSEL
TM
EXTRES
10K
10u10
C130
FILOUT
ARI
GND
8
7
9
10
1
2
3
4
5
Lch
1
2
3
GND
Rch
FM SD
2.7K
10u10
L17
4.7uH
C127
R124
C121
10K
R125
1200P
C119 18P
R118
5.6K
10u10
C124
VCC
OSCI
OSCO
T57
RDCX
2
OSEL
VREF
RDD
A
MPX
5
4
3
QU
A
L
1
15
4.332
12
13
14
X11
16
12P
C128
12P
C126
R129
R126 10K
R122 33K
6P
R127 10K
10K
22
R128
82K
C117
0.022
R114
R115
10K
100K
10K
R117
100K
C111
10u10
470P
C133
0.01
C109
D GND
P-ON 5V
PLL CLK
PLL DATA
PLL CE
HI UP ADJ
IF GND
B
/IF MODE OUT
AM DET OUT
FM DET OUT
FSD OUT
22K
1K
R103
3.3uH
22K
R105
L14
1K
R101
R102
10u10
C131
C101
0.01
0.01
C104
15K
R106
C134
150P
VCO GND
K2IVIH
REQUEST
RDS OUT
IF SELECT
2
4
5
6
8
7
3
9
10
13
12
11
15
16
17
18
19
14
20
21
23
24
22
AM ANT
FM ANT
RF GND
1
L11
3.3uH
L13
2
1
10u10
C132
0.01
C102
75
74
73
94
6
5
GND
3
4
2
7
8
VDD
1
C120
R123
4
9
4
9
96
59
93
95
11
10
13
MHz
81
82
NR
86
84
85
83
88
89
C18
C12
C21
C23
39
37
34
32
37
32
38
39
34
220K
68
69
70
62
63
71
76
1K
74
1K
55
52
51
53
54
56
R850 1K
R836 47K
55
56
1K
R858
R857
R848
R846
100K
22P
47
R CLK
ILLM OUT
CH REQC
SC REQ
100K
50
48
49
A
VREFO
SMALL
A
VDD
R REEL
F REEL
PHONE
XT1
NC
ACC DET
RESET
BU DET
45
R845 1K
46
R839 1K
R841 1K
43
44
71
72
68
69
70
67
65
66
73
64
62
63
58
59
60
61
57
2.2K
R861 120K
C812 1000P
C808 0.1
R862 27K
R833 47K
R859 10K
58
59
R867 470
C816
0.01
R865 470
R863 100K
R921
60
470
63
R866
62
1K
R864
C815
76
R873
R869
R870 47
R871 100K
R868
65
100K
100K
67
R874
66
100
0.1
R851 10K
R876 470
R875 470
R877 470
R878 2.2K
R879 2.2K
69
70
100K
68
73
71
470
NC
SMETER
MODE3
NOISE
SC B
USY
A
VSS
SC CON
CH D
A
T
A
C
A
VREF1
CH CLK
CH D
A
T
A
H
MC D
A
T
A
MC CLK
SC D
A
T
A
NC
PLL CE
MC REQ
80
78
79
76
75
77
R884 1K
R882 1K
R880 2.2K
74
75
78
79
85
DSI
PLL D
A
T
A
PLL CLK
SUB P
NC
QUAL
NC
SUB M
81
82
MSGV
MUSIC
MTL OUT
84
83
88
DOLBY
METAL
F/R
86
87
EQ MUTE
89
R891 4.7K
R885 2.2K
R886 2.2K
82
81
R918
22K
R890
1K
85
84
83
R895 22K
R894
10K
R893
R892 22K
1K
88
87
86
R883 100K
R922
C817
0.01
R896 22K
470
89
R807 100
7
29
30
C806
22P
C807
0.1
C814
37
VDD
X2
X1
VSS
XT2
40
32.768kHz
R838 680K
X82
41
42
X81
12.000MHz
38
39
NC
NC
ANT CONT
M MOTOR
DC/DC
CH MUTE
33
R837
1K
34
36
35
100K
31
32
R830
CH RST
31
36
R828
30
2.2K
10
14
13
18
15
17
16
12
19
20
25
24
23
22
26
27
28
CD 12EJE SW
MUTE
CH CON
P ON
CD LOS SW
TYPE2
TEST
21
CH REQH
TYPE1
CD I2CD
A
T
A
CD MUTE R
NC
NC
REF CONT
NC
CD I2CCLK
CD MUTE L
BEEP
11
NC
VDD
9
8
CD MRST
CD MST
O
P
C800
29
2.2K
R826
0.01
R822
470
C801
26
0.01
R821
470
R835 100K
R920
R819 47K
R817 47K
2.2K
R823
R832
47
25
R834 100K
14
R820
R812 100
4.7K
R811 100K
17
15
R809 1K
R818 100K
R810 100
R808 2.2K
11
8
10
R913
R911
R881
R887
95
MODE2
MODE1
91
90
WIDE
AFC
NARROW
IF MODE
94
92
93
2
CD LOE/LIM SW
CD MO
T
O
R
5
CD LO/EJ
6
4
3
P MUTE
P STBY
98
FM SD
SDA IC2
SCK IC2
97
96
A SEL
AM+B
VSS
FM+B
1
99
100
R900 1K
R888 100K
91
90
R923
C818
0.01
1K
470
R899 1K
R897 1K
R898 4.7K
95
94
93
92
1K
R912 10K
98
97
1K
R910 1K
96
R914 10K
R803 4.7K
R802 100K
R806 1K
R805
2.2K
6
5
R804
7
1
2
5
4
0.1
C615
0.1
330u10
3
6
5
4
R614
22K
2
1
22uH
L62
L61
22uH
C603 0.1
R602 10K
R601
470
C616
C614
4.7u16
C809
0.1
4.7K
VSS
4
3
NC
1
OUT
2
VDD
C810
R852
3
12
1200P
1200P
R723
C723
13K
R905
2.2K
C904
22K
R722
R721
10K
2.2K
R824
R915
10K
R827
330K
10K
R906
13K
R908
22K
R907
3
44
46
4
5
R831
4.7K
2.2K
R DATA
48
GND
+B
FDC+
FDC-
BU
GND
100u16
C613
100u16
C604
0.1
C605
4.7u35
C612
47
R872
99
27
43
43
49
49
AM VCC
FM LO/DX
AM LO/DX
FM VCC
+
54
53
28
1K
R815
100
R816
12
47
47
50
47K
R855
4.7K
R856
470
R829
470
R849
100
R847
50
1K
R800
1K
R801
100K
R840
R-L
R-R
COM
F-L
F-R
21
33
4
3
1200P
C118
2200P
C113
58
92
2.2K
R116
120P
C122
470P
C123
270P
C125
4.7uH
L15
0.01
C108
R130 2.7K
4.7uH
L16
L12
100u35
C608
0.01
C606
1/2W
5.6K
R611
1/2W
5.6K
R612
33
47u16
C602
0.1
C601
1W
2.2
R610
38
44
46
100K
R843
1M
R825
22K
R609
100u10
C3
R104 1M
1
C103
8200P
C112
470P
C115
82P
C116
15K
R121
10K
R120
5.6K
R119
1000P
C114
2.2K
R853
32
VR11
R860
50
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
++
