Kenwood RXD-790 Service Manual page 38

DL
1
RXD-790/
RXD-V860 V890
+5.6V
X09-A/5 X09-A/5
D.GND
-CN5 -CN5
AMUTE
6/8 5/8
E.VOL ATT
CH SP/Q
M
-32V
WH3
SEL STB
PROTECT
F.OFF
AC(FL)
AC(FL)
2
IC CLK
IC DATA
RXD-790/
12V
RXD-V860 V890
RDS DET/
X09-A/5 X09-A/5
ECHOB
-CN6 -CN6
PLL/
E.VOL CE
PLL DO
6/8 5/8
NC
HI TAP
N
POWER
WH4
RDS SLEVEL/
ECHOA
SD
3
STEREO
SPEANA
CN1
STB
CLR
IC CLK
X28-CN5
IC DATA
A-PH
2/8
B-PH
D
B PLAY
4
A PLAY
B PACK
A PACK
F REC
R REC
NC
SCOR
X32-CN7
STB
1/8 SUBQ
CD DATA
A SQCK
CD CLK
5 WH1
X32-A/2
PS IN
-CN7
PS LOAD
SENSE
4/8
CD XLATCH
F
IC CLK
WH1
NC
NC
CLR
X
X32-A/2
-CN13
MBUSY
CDATA
4/8
MDATA
6
V-CLK
H
CBUSY
X
WH8 DAC STB
ICDATA
DCOFF
X09-A/5
-CN19
5/8
O
7
DM
DISPLAY UNIT
(X14-449X-XX) (A/2) : RXD-790/V860/V890
(X14-465X-XX) (A/2) : RXD-V860/V890
E3
1 +5.6V
2
3 ( 31
)
4 27
5 17
6 -32V
7 8
R8
8 33
100
9 9
10 10
11 11
E4
1
2 9
3 +12V
4 17
5 12
R9 100
6 13
7
8 4
9 19
10 18
11 1
C20
0.01
12 2
C17
1000P
13
1
2
10
3 C28
4 R6 0.1
100
5 4
R7
6 5
100
C27
7 7
0.1
8 8
9 9
10 10
11 11
12 12
13
E1
R5 100
1 30
2 11
R4 100
3 22
4 21
5 20
R3 100
6 19
R2 100
7 26
8 25
R1 100
9 24
10 23
11 10
12
13
14 28
X
R31 47K
E8
8 34
R32 100
7 17
X
R107 100
6 18
X
R106 220
5 16
X
R102 100
4 15
3 14
2 12
1 6
DN
+12V
+5V
-29.3V
-29.3V
-29.3V
( KR3 )
( KR2
)
( KR1 )
(
KR0 )
X2
8.38MHz
C11 22P R54 470K
C10 18P
+
C9 1u50 R19 5.1K
( 33 )
REMOTE SENSOR
A1
( 31 )
C8
47u10
+
+5V
RESET
4.9V
Q1
0V
D11
R39
100K
R38
+
10K
4.9V
2
IC3
3
1
D10
R36
1K IC3
C5
0.022
RESET
+
IC
4.9V
+5.6V
-32V
DO
50
6G
49
5G
48
4G
47
3G
46
2G
45
1G
1.3V 44
KR3
0V 43
KR2
0V 42
KR1
0V 41
KR0
40
VSS
2.3V 39
XOUT
2.0V 38
XIN
2.4V 37
XC OUT
2.2V 36
XC IN
4.9V 35
RESET
0V 34
VCD M BUSY
0V 33
PROTECT
4.9V 32
REMO
31
A MUTE
4.9V
DP