Kenwood RD-VH7, Service Manual

Page: 21 / 32

AE AF AH AJ AL AN AG AI AK AM
2
1
3
5
7
4
6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Lch
A.GND
Rch
+12V
CD Rch
CD GND
CD Lch
TAPE REC SEL.
TUNER Lch
TUNER GND
TUNER Rch
MD REC SEL.
E. VOL DAT
E. VOL CLK
E. VOL CE
-12V 1
Lch
A GND
2
3
+12V 5
Rch 4
T MUTE 6
S-LEVEL 10
DE-EMPH
ST
7
8
SD 9
FM-DET 11
PLL-DO
PLL-DAT
12
13
PLL-CLK 14
PLL-CE 15
GND
+5V
2
1
4 WAIT
-10V 3
RESET 5
7 DATA OUT
SCLK 6
DATA IN 8
NC
B.L.GND
9
10
B.L.+5V 11
81
79
95
73
82
74
77
78
80
2.2K
R67
2.2K
R68
100K
100K
R29
2.2K
2.2K
R30
+12V
12V
+12V
2.2u50
C55
+
2.2u50
C56
+
100K
100K
R31
R32
R33
1K
1K
R34
1000P
C54
1000P
C53 39K
39K
C81
1000P
1000P
C82
R37 620
620 R38
100u10
C60
+
100u10
C59
+
18
19
C127
1
47K
R187
4
7
3
5
6
510
R86
2.2K
R88
R81
18K
21 22 23 24 25 27 28 29 30
CD RST
RW
C
CQCK
FSEQ
WRQ
SQOUT
Rch SL+
SL-
TGL
NC
D.OUT
Lch
AGND
20 19 18 17 16 15 14 13 12 11 8 9 7 6 4 5 2 3 1
DRF
COIN
SCLK
SRDT
LOADING
MUTE DQSY
LOADING
PT1
PT2 PT3
S401
PT4
+5.6V
MGND
S. DATA
S. BUSY
2
3
1
A1
55 56
C157 220P R165 100K C158 220P R166 100K
0.01
C161
100u10
C160
+
10u16
C99
+
33 32 39 23 28 40 38 20 29 26 24
41
42 50
92 93
49 46 43 44 19
8 7 6 5 4 3 2 1
SCOUT
CIN
VSSA
VDDA
MUX
VREF
RDDA
T
A
DUAL
9
10
11
12 13 14 15 16
TSTLD TEST VSSD VDDD OSC1 OSC0 T57 RDCLK
2.2K
R207 R208 100
C184
22P
C183
47P
4.332MHz
X3
47u6.3
C182
+
R212 47K R209 100
22K
R210
22K
R211
L2
1uH
R129
4.7
R124
100
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
30
29
28 27 26 25 24 23 22
21
20
19
18 17 16 15 14 13 12
11
10
9 8 7 6 5 4 3 2
1
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
CE NC
ENC1
ENC2
S.DA
T
A
S.BUSY
STBY
LED
ON LED
EJECT
LED
MD REC SEL.
T
APE REC SEL.
VCC
TIL
T
SENS.
VSS
NC
A
MUTE
-10V CONT
.
BIAS HIGH
BIAS MID
DSW0
DSW1
DSW2
STEREO
SD
RDS CLK
RDS DA
T
PLL
DO
PLL/E.VOL
CE
PLL/E.VOL
CLK
T MUTE
ENPHA
NC(CD ON/OFF)
NC
FAN H/L
FAN ON/OFF
POWER RE.
PROTECT
KEY1
KEY2
KEY3
PT4
PT3
A LEVEL IN
RDS LEVEL
AVSS
PROTECT2
VREF
AVCC
H.P IN
NC SQOUT CQCK NC FSEQ NC TO
L
COIN DIMMER NC WRQ DQSY REMOCON NM1 VCC XIN VSS XOUT RESET XCOUT XCIN CNVSS BYTE DISP
CLK
DISP
IN
DISP
OUT
W
AIT
DISP
RST
SP
RE.
H.P
RE.
S401
PT2
NC
NC
PT1
NC
LOADING MUTE
LOADING
SL+
SL-
RWC
DRF
CD RST
NC
NC
(E2PROM SCLK)
(E2PROM SDAT)
SCLK
SRDT
NC
R174 10K
75 76
GND
IN OUT
470u6.3
+
C156 0.01
C154 0.01
1K
R158
10K
R159
1u50 C153
+
100K R160
C152 0.01
1K
R161
X1 10MHz
C163
22P
C162
22P
32.768kHz X2
29 26 28 23 24 19 20
100
R189
100
R188
100
R186
100
R185
100
R184
100
R183
R224 100K R223 100K R222 100K R220 100K R219 100K R218 100K
32
33
38
39
40
41
42
43
44
46
49
50
100
R190
R142
100
100
R191
R193
100
100
R197
R225
100K
100K
R226
100K
10K
R232
47K
10K
82
81
85
87
86
R253 100K
C217 0.01
R254 100K
R266 10K
R149 100
C191 0.01
R265 10K
C192 0.01
100
R140
R141
100
92 93
95
89
90
91
100
R173
R252 10K
C166 1000P
C168 1000P
R251 10K
R250 10K
C167 1000P
100
R172
R171
100
R206 100
C164 0.01
R249 100K 94
88
R221
100
74 73 79 78 77 80
100
R204
R248 47K
R205
R203 100 R202 100
47K 47K
R201 100
100K
69 68
R238 100K
R239 100K
R240 100K
10 9 8 7 6 5 4 3 2 1
R69 200K
12
3
R70 47K
C252 4.7u25
R71 2.2K
1.5K
R72
KEY1 KEY2
KEY3
ON LED
EJECT
LED
STBY
LED
u-COM GND
ENC01
BACK UP
5.6V
ENC02
89 57 59 58
91
90 54 53
+5.6V
60 61
R267
100
100K
R237
0.01
C211
53 54 57 58 59
R236
10K
100
R198 R199
100
56
55
R169 100K
R170 100K
330
R167
R168
330
10K
R163
R233 100K R234 100K R235 100K
100
7
R216 100K
C165
0.01
R143 5.1K
6
R215 100K
5
R214 100K
R181 100
4 3
2 1
R213 100K R255 100K
100
R180
100
R179
R242 100K
R241 100K
75
76
R164 1K
10u16
C91
+
R89
R90 R84
R83
Q11
R87 2.2K
Q1,2
R162 10K
+B
60
61
100
R200
560
C186
330P C187
2.2u50
C188
+
L1
10uH
10
R192
OPT. OUT
OPT. GND
+5V
+5.6V
R31
1
39K
C159
R228
R227
R231
C189
0.01
100
R196
+5V
REMOCON
GND
A2
3
2
1
C1
1
0.01
+B
+B +B
PLL/E.VOL
DA
T
R243 100K R244 R245 100K
R246 R247
+B
+B
+B
+B +B
+B
+B
47K
R148
100
10
R147
C125
10u16
+
R217 47K
0.01
100u10
C218+
+B +B
+B +B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B +B
+B
+B
+B +B
+B +B +B +5V
+5V
+B
+B
12
3
B B B B B 10V
+B
+B
+B
+B
+B
+B +B
+B
+B
+B
+B
3
16
C79 1000P
C78 1000P
+B
B
B B
C155
+B
B
+B
+12V
+12V
+12V
+12V
+12V
+12V +12V +12V +12V +12V
+5V
+5V +5V
470K R182
+5V +5V +5V
+12V
1
2
3
4
1
2
3
2
1
3
MGND MGND
10
+5V +5V
+5V
+B
+B
+B
+B
+B
+B
+B
10K
R100
26
CN4
CN6
CN10
D43
Q32
Q17
Q18
5V AVR
AVR
-10V
ON/OFF
-10V
CN8
J4
WH1
D40
D32
(BOTTOM VIEW)
D31
Q1
Q2
A
D24
D25
D23
D26
Q40
RESET
IC
RESET
RDS
DEMODULATOR
MAIN u-COM
CN9
D2
Q11
S1
D35
D36
D34
D33
D37
D38
D30
D44
A MUTE
MUTE
OUT
DIGITAL
CONTROL
SYSTEM
OPTICAL
CN2
SENSOR
REMOTE
D45
D41
-CN11
X09-C/4
2/3
-CN5
2/3
X09-B/4
-E1
2/3
X14-A/6
-CN400
1/3
X09-D/4
2/3
X14-B/6
-CN1
A
C
1/3
X09-D/4
-CN405
DIGITAL
X-Y
POSITION
(TIL
T) SENSOR
(X09-632X-XX) (A/4)
IC7
IC4
IC9
(X14- ) (C/6)
E
F
D
A
C
B
5.5V
5.0V
5.8V
-9.6V -9.6V
-9.0V 4.9V
0V
0V
0.7V
0.7V
3.0V
3.7V
3.7V
5.4V
5.3V 4.8V
0V
5.0V 2.5V 2.5V
2.5V
2.5V 2.5V 1.3V
1.0V
0V
4.8V
0V
0V
0V
0.3V
0V
4.9V
4.9V
4.7V
4.9V
0V
0V
4.8V 5.1V 3.6V 0V 0V 4.8V 4.9V
4.9V
2.0V 2.2V 1.7V 1.3V 0V 4.6V 1.9V 0V 0V 4.9V 4.6V 0V
4.9V
0V
4.9V
5.2V
3.5V
0V
0V
0V
5.2V
5.2V
0V
5.2V
0V
0V
4.8V
4.8V
0V
0V
0V 0V 5.2V
0V 0V
0V 0V 1.6V 0V 0V 4.9V 0V 0V 4.9V 0V 0V 0V 0V 0V 5.3V 5.3V 0V 0V 5.0V 0V 0V 0V
RD-VH7(K) PCBSD1,2P( 99.10.30 3:12 PM y [ W 2
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