Kenwood KTC-SR901 Service Manual page 6

A B
Q Q
(X14-6900-10)
UN5213
3 7 6 3 1 5 1 5 0
UN5215
1
A1
ANT
DTA124EUA
DTC124EUA
ANT CHECK
DTC144EUA
2
NJM4565M-TE2
3
DAN202U
TA78L05F
T E
L 1 3 9 4 2 2 9 6 5 1 3
4
DAP202U
DA204U
5
MA142WA
MA142WK
UN5212
M5237ML
6
w w w
NJM2123V-TE2
7
C D
+8V
+3.3V
TUNER
1
NC
2
GND
3
VCC LNA
4 C130
GND
5 0.01
C18 180P R1
6
VMAIN 270
C19 0.1 R2
7
C20 1000P 270
GND
8
C12 1000P
SCLKA CK
9
MOSIA DI C13 0.1
2.0V 51
10 REFNQY
MISOA DO
C10 1000P
11
SCSNA 125 1.0V
12
C11 0.1
CAGCOP 28 2.8V 52
REFPQY
13
CAGCON 29
C8 1000P
14
ADCKN 38
15 C9 0.1 2.4V 53
ADCKP 39 CMY
16 54
TAGCON 47 GND
17 C17 150P
TAGCOP 48
C16 0.1 1.6V 55
REFNY
C15 150P
3.2V
C14 0.1 56
REFPY
57
GND
5.0V 58
D5V DITHR
59
GND
60
GND
61 AD CONVERTER
GND
62
GND
63
GND
64
GND
65
GND
60M 66
CKP CKO
60M 67
CKN CKOB
68
36 B9Y
69
35 B9BY
70
34 B8Y
71 1.2V
33 B8BY 0.8V
72
32 B7Y
73
31 B7BY
1.2V
74
28 B6Y 0.8V
75
27 B6BY
D3.3V
1
1 OA2DN5
2
2 OA2DP5
3
3 OA2DN6 3.3V
1.2V
4 0V
4 OA2DP6
0.8V
5
5 OA2DN7
6
6 OA2DP7
7
7 OA2DN8
8
8 OA2DP8
3.3V 9
D3.3V VDD
10
VSS
11
C50
11 OA2DN9
0.1 12
12 OA2DP9
13
C251
13 TA2DN0
10u10 14 1.2V
14 TA2DP0 0.8V
+ 15
15 TA2DN1
C52
16
0.1 16 TA2DP1
17
17 TA2DN2
IC3
18
18 TA2DP2
3.3V 19 DIGITAL
D3.3V VDD
DOWNCONVERTER
20
VSS
C53
21
0.1 21 TA2DN3
22
22 TA2DP3
C55
23
23 TA2DN4
0.1
1.2V
24
24 TA2DP4
0.8V
25
25 TA2DN5
26
26 TA2DP5
27
27 TA2DN6
28
28 TA2DP6
3.3V
29
D3.3V VDD
30
VSS
31
31 TA2DN7
32
32 TA2DP7
3.3V
33 1.2V
0V
33 TA2DN8 0.8V
34
34 TA2DP8
35
35 TA2DN9
36
36 TA2DP9
x a o
. i
E F
L1 1uH
D5V
L2 1uH
+5V
R4 C31 180P
R3
100 270
R5 C32 0.1
270 C33 1000P
C40 1000P
C41 0.1
25 2.0V
REFNQX
133
C38 1000P
1.0V 134
C39 0.1
24 2.8V 135
REFP QX
136
C36 1000P
137
23 2.4V C37 0.1
CMX 138
22
GND 139
C45 150P
140
21 1.6V C44 0.1 141
REFNX
C42 150P
143
20 3.2V C43 0.1
REFPX
3.3V
19
D3.3V
GND
18
146
PD
17
147
IC2 I50
16
148
I100
15
149
I200
0V
14 C70
GND 150
0.1
13
GND
0V
12
152
GND
3.3V
11
153
GND
10 60M
154
B0BX 134
9
155
B0X 135
8
156
B1BX 136
7
B1X 137 157
1.2V 6
C72
158
0.8V B2BX 138
0.1
5
B2X 139
4 2.5V
B3BX 140
D2.5V
3
B3X 141 C71
1.2V 161
2 0.1
0.8V B4BX 142
162
1
B4X 143
163
164
165
Q Q
3 7
166
167
168
3.3V
D3.3V D3.3V
C301
0.1
171
C34
172
0.1
3.3V 173
C35
174
10u10
175
+
176
108
T1SAP0 10
107
T1SAP1 11
106
T1SAP2 12
105
3.3V T1SAP3 13
0V 104
T1SAP4 14
103
T1SAP5 17
102
T1SAP6 18
101 3.3V
VDD D3.3V
100
VSS
99
T1SAP7 19
98
T1SAP8 20
97
T1SAP9 21
96
T1SAP10 22
95
T1SAP11 23 C51
94
0.1
T1SAWRN 24
3.3V
93
T1ISAN 25
0V C54
92
0.1
T2TIMWRN 26
91
T2TIM0 27
C250
90
10u10
T2TIM1 28
89
+
T2TIM2 29
88
C56
T2TIM3 30
0.1
87
T2TIM4 33
86
C57
T2TIM5 34
0.1
85
VSS
128M
84
VDD D3.3V
SDRAM
83
3.3V
T2TIM6 35
82
T2TIM7 36
81
T2SAP0 37
80
T2SAP1 38
79
T2SAP2 39
3.3V 78
T2SAP3 40
0V
77
3.3V T2SAP4 41
0V 76
T2SAP5 42
75
T2SAP6 43
74
T2SAP7 44
73
T2SAP8 47
u 1 6 3
y
D3.3V
G H
2 4
8 9
+8V
+3.3V
+5V
D5V
D3.3V
2.5V
D2.5V
133
EMADDR3
134
EMADDR4
135
EMADDR5
136 3.3V
EMADDR6
0V
137
EMADDR7
138
EMADDR8
139
EMADDR9
140
EMADDR10
141
EMADDR11
142
EMADDR12
143 3.3V
EMADDR13 0V
144
VSS
145
VDD3
146
EMADDR14
3.3V
147
EMWEN
0V
148
EMCASN
149
EMRASN
150
EMCSN
151
VSS
152
EMD QM
153
EMCKE
154
EMCK
155 IC6
EMD Q0
3.3V
156
EMD Q1 DE-MODULATOR,
0V
157
COMBINER
EMD Q2
158
EMD Q3
159
VSS
160
VDD2
161
EMD Q4
162
EMD Q5
163
EMD Q6
3.3V
164
EMD Q7
0V
165
EMD Q8
166
6 3 1 5 1 5 0 8
EMD Q9
167
EMD Q10
168
EMD Q11
169
VDD3
170
VSS
171
EMD Q12
172
EMD Q13
173 3.3V
EMD Q14
0V
174
EMD Q15
175
T1TIMWRN
176 3.3V
T1TIM0 0V
3.3V
0V
IC5
IC8
4M
SRAM
3.3V
0V
m
c o
D3.3V
.
I J
2
9 8 9 9
3.3V
88 3.3V
E1TDMSYEN
87
GPIO0
86
GPIO1
85
GPIO2
84
GPIO3
83
GPIO4
82
RESERVED
81
TDI
80
TDO
79 3.3V
TMS
78
TCK D3.3V
77 0V
TRST
76 3.3V
CSINTN TN
3.3V 75 R17 10
0V CSSDO DO
74 2.5V
VDD2 D2.5V
73 C81
VSS
72
0.1
3.3V
CSSDI DI
71
0V
CSSSN SN
70
CSSCK CK
69 3.3V
RESETN RST C82
0.1
68
VSS
67 60M
CKP CKP
66 60M
CKN CKN
65 3.3V
VDD D3.3V
64
OSTAT3 64
63
OSTAT2 63
62
3.3V OSTAT1 62
0V 61
OSTAT0 61
60
OSYM0 60
59
OSYM1 59
58
C83
OSYM2 58
57 0.1
9 2 4 9 8 VSS 2 9 9
2.5V
56
VDD2 D2.5V
55
OSYM3 55
54
OSYWRN 54
53
OSYFR 53
52
3.3V T2ISAN 52
0V 51
T2SAWRN 51
50
T2SAP11 50
49
T2SAP10 49
48
T2SAP9 48
47
T2SAP8 47
3.3V 46 2.5V
VDD2 D2.5V
0V
C85
45
VSS
0.1
D2.5V
D3.3V
3.3V
0V
D3.3V
1/3