Kenwood R-A100, Service Manual

Page: 25 / 44

CL CC CE CG CI CK CD CF CH CJ
(X14- ) (B/11)
IC3
IC52
(X14- ) (E/11)
ED1
MW
AM
FM
DSP
3 STEREO
TIMER
EON NEWS
PTY TP TA
RDS INFO. MEMO
LW 1 2
kHz
MHz EX.BASS
ms
dB PRO LOGIC
0.6V
0V
0V
0.6V
2.5V
2.5V
4.9V
4.8V
2.3V
2.2V
4.6V
5.5V
2.0V
5.3V
3.3V
2.6V
5.4V
4.9V
4.8V
5.5V
-29.7V
-29.7V
-29.0V
5.1V
4.6V
5.1V
5.5V
-32.3V
4.8V
-32.3V
-29.7V
-29.4V
-32.3V
-23.5V
-31.8V -18.0V -29.0V
4.6V
-29.4V
-29.7V
-29.7V
-29.7V
-29.7V
-29.7V
-29.7V
-29.7V
-29.7V
-21.0V
-32.0V
-32.0V
-29.1V
-20.6V
-18.1V
-20.6V
-20.6V
-20.6V
D43 D44
TIMER
1
LW
TA
TP
D10
(BOTTOM VIEW)
INTERRUPT
COMMUNICATION
u-COM
D35
Q102
Q101
D103
D102
D106
D101
D104
D107
DEMODULATOR
RDS
D100
Q100
RESET
WH5
D37 D36
CONTROL
J2
SYSTEM
J4
CN50
CN6
CN8
CONTROLLER
DRIVER
SEGMENT
Q7
IC
FL
RESET
RESET
Q6
D28
I
MUTE CONTROLLER
D105
SPACE
CHANNEL
Q5
MIC
J3
PRE OUT
SUB WOOFER
Q10
D39 D40
BUFFER
Q8
CN5
D33
D29 D30 D31
D34
ANODE CONNECTION
TUNED
MUTE
FM
2
MW
AM
PTY
EON
NEWS
RDS
INFO.
MEMO
3 STEREO
SRS 3D
AUTO
SLEEP
STEREO
DSP
EX.BASS
TAPE2
S.DIRECT
PRO LOGIC
MHz
kHz
dB
ms
11G 10G 9G 8G 7G 6G 5G 2G 4G 3G
(10G-2G)
C
CN4
WH3
D22
IC2
D21
R119
1K
C20
0.01
R104
1K
R103
R79
R62
100K
MAIN CLK
-30V
-30V
-30V
-30V
+5.6V
+5V
+5.6V
+5.6V +5.6V +5.6V
+5.6V
+5.6V
+5.6V
+5.6V
+5.6V
+5.6V
+5.6V
W228
71
P8
P7
P5
P6
P12
P11
P7
P10
G11
G1
VOICE
VOICE
ON/OFF
VOICE
5.6V
+5.6V
+5.6V
+5.6V
+5.6V
+5.6V
+5.6V
+5V
+5V
+5V
+5V
C18
0.1
1000P
C38
100K
C42
C24
1000P
C25
1000P
100
R217
C114
0.01
C19
0.01
X1
4.332MHz
C8 1000P
63
64
65
66
67
68
69
60
61
62
23
24
RWR
26
RWRREQ
27
28
14
13
12
10
11
4
7
9
8
6
5
3
2
1
1K
C14
100K
16
15
D0
D1
19
18
17
D3
D2
VSS
D4
25
22
REM
D6
D5
20
VDD
D7
21
RTREN
5
10K
R105
0.01 C23
150
R107
150
R106
S13 S12 S11
S9
S8
8
3
4
37 35
100K 100K
60
67 68
S11 S12 S13 S14 S15 S16 S10 S11 S12 S13 S14 S15 S16 S15 S14
36
37
3
9
19
20
72
R7 100K R6 100K
56
52
10
3
R231 100K R209 100K R216 100K
100K
100K
1800P
C115
10K
R227
0.01
C109
C113 1000P
R228 10K
R221 10K
1K
R226
10K
R230
R220
1K
C107
C108
22u16
+
+
22u16
1/4W
R240
100
R225
100K
C112
10u50
+
R236 100K
R238
R219
100
R233
R235
R239 100K
R205 100K
R237
R222
220
4.332MHz
X101
39P
C116
2.2K
R224
R212 R213
+
2.2u50
0.01
C110
L101 10uH
16
4
2
R208 22K
L100 1uH
C103 220
47K
100K
R215
1K
10K
R218
2
68
4
+
C118 100u10
C102
1u50
+
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
P87
P86
P85
P84
(LED G)PB3
AVSS
ADIN
FAO
FAI
MA2O
MA2IB
MA2IA
MA1O
MA1ID
MA1IC
MA1IB
MA1IA
MICIN
NC
AVDD
P82
P81
P80
RESB
VREF
3
OSCO
RDDATA
2
T57
1
14 15 16
-
+
22dB
16dB
10dB
28dB
32dB
29dB
+ -
- +
S.DATA
S.BUSY
D GND
3
2
1
1000P
C26
R130
100
R129
1000P
5
4
3
2
65 66 67 68 69 70
40 39 38 37 36 35
INP0
AD15
INP1(V.ON/OFF)
AD14
INP2(POWER)
AD13
VSS OUTP7 AD8 (V.DEPT)OUTP6 AD7 (LED R)OUTP5
9
8
7
6
4
3
2
1
11
12
13
14
15
5.6V
S.DATA
S.BUSY
D GND
CE
DET
POWER
RDS.DT
RDS.CLK
DEPT
VOICE
KR2
LED G
LED R
KR1
S.BUSY 5
S.DATA
D GND
MIC
4
3
2
5.6V 1
5
10
18
4 Lch
3
2
1
Rch
GND
MUTE CONT
+
1u50
+
C15
0.33F5.5
+
C22 100u6.3
C7 0.12
R96
1K
R56
10K R93
R89
1K
R88
C11
1u50
+
R84 10K
750 R77
71
35
60
73
67
37
16
70
C6 47u6.3
+
Q5
8
R38 220
3
R85 10K
R87
22K
W229
1K
10K
10K
R145
R146
R152
R142
R137
1K
C39
R110
22
C30
1u50
C32
1u50
+
C31 1000P 1K
R115 100K R113
R111
47
+
100u10
1
S.BUSY
S.DATA
D GND
MIC
+5.6V
C29
1/4W
C33 470P
R124 100K
1K
R117
22K
R118
R121 22K
0.01
470 470 470 470
10K R31
KR3
R98 R97
KR2
R29 10K 10K R28
KR1 S9
R95
R27 10K
R94
S8 KR0
6
R92 220 R91 220
7
R58 10K
9
5MHz
C13 0.01
C12
X3
S10
70 69 68
R70 100 R68 100 R67 100
S13
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1
G11
G10
G9
G8
G7
G6
G5
G4
G3
G2
G1
CP4 10Kx11
S16
S15
S14
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P13
P15
P16
P14
P12
col
- - - - - - - - Dp -
3G
m
-
f
g
c
m
r
e
p
-
d
n
p
-
d
p
-
d
r
n
r
n
c
e
c
e
f
g
m
f
g
m
p
-
d
p
-
d
r
n
r
n
p
-
d
p
d
r
n
r
n
c
e
c
e
f
g
m
f
g
m
c
e
c
e
f
g
m
f
g
m
8G
a
h
k
b
9G 10G 11G
k
b
k
b
a
j
h
a
j j
h
4G 5G 6G 7G
k
b
k
b
a
j
h
a
j
h
k
b
k
b
a
j
h
a
j
h
p p
-
d d
r r
n n
c c
e e
f
g
f
g
m
1G 2G
k k
b b
a a
j
h
j
h
P1
P8
P15
P13
P14
P5 P4
P9
P2 P3
NC 4G
G8
6 5 4
NP 11G
12 11
9 7 8
10
G5 G3 G2 G4 G6 G7
7G 9G 10G 8G 6G 5G
19 18 17 16 14 15 13
G9
G10
3G 2G 1G NC NC NC
25 23 24 21 22 20
NC NC NC NC NC NC
S3
Col
32 30 31 29 27 26 28
Dp
NC NC NC NC NC NC
38 36 37 34 33 35
S1 S2
NC NC NC NC P1 P2 P3
45 43 44 41 42 39 40
S4 S6 S5 S8 S7 S9
P4 P6 P5 P8 P7 P9
P4
P3
51 50 49 48 46 47
S13 S10 S11 S12 S14 S15 S16
P13 P11 P10 P12 P14 P16 P15
P2
P1
P6
55 54 52 53
NP F2 NP F2
g
m
e
r
p
d
n
c
f
h k
j
a
b
0.47u50
1
2
3
D GND
S.BUSY
S.DATA
1 5.6V
2 S.DATA
3 S.BUSY
4 D GND
5 CE
6 DET
7 POWER
8 RDS.DT
9 RDS.CLK
10 DEPT
11 ON/OFF
12 KR2
13 LED G
14 LED R
KR1 15
FL
FL
KS8
KS7
FL
KS5 KS4 KS2 KS2 KS1
E-VOL
GRID1
GRID2
GRID3
GRID4
GRID5
GRID6
GRID7
GRID8
GRID9
GRID10
GRID11
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
OUT IN
GND
100K
2 3 4 5 6 7 8 9
10 11 12
80 79 78 77 76 75 74 73 72 71 70 69 68
VDD KR3 KR2 KR1 KR0 ENC 2 ENC 1 HP.DET CE RST X2 X1
SEG10
VLOAD
SEG11 SEG12 SEG13 SEG14 SEG15 SEG16
POWER
VSEL1
INP0 INP1 INP2
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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R-A100(K) PCB/SD 2P 98.4.25 10:47 y [ W 8
www.freeservicemanuals.info 27/9/2013
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