Kenwood RXD-790, Service Manual

Page: 39 / 58

DQ DS DU DW DY DR DT DV DX DZ
EXPANDER
N.B. CIRCUIT
PRO LOGIC/
HITMASTER
3STEREO/ SDS 3D
D12
RXD-V860 (X14-4XXX-XX)
WH7
RXD-V890 (X14-4XXX-XX)
CIRCUIT
POWER
or DIGITAL.
MAIN u-COM
RXD-790 (X14-449X-XX)
WH6
D56
ECHO
DISPLAY AUTO
(HIT
(BOTTOM VIEW)
E7
D57
N.B
-LOG IC
or PRO
S42
(BEST
HITS) or
STEREO
D48
D13
ED1
Q4 Q3 Q5 Q7 Q6 Q11 Q10 Q9 Q8
D47
D46
S1
S13
S18
POP
INPUT
I/
TUNE
S7
S6
BAND
S10
S17
EQ OFF
REF
S16
CLASSIC
S15
MANU/
(BEST HITS)
S5
S14
ROCK
SRS3D
S9
S8
or 3 ST
S12
ENTER
MASTER)
MODE
S11
S2
RESET
BASS
S3
EX.
S4
S40
D39
D37
D38
D34
D35
D36
S41
D31
D32
D33
D30
D42
D41
D40
SPEANA
D8
D1
D27
D28
D29
D26
(BOTTOM VIEW)
-29.3V -29.3V -29.3V -29.3V
4.9V
0.2V
1.9V
1.0V
1.3V
4.1V
5.0V
2.5V
2.5V
2.5V
1.5V
2.5V
0V
0V
0V
5.0V
5.0V
0V
0V
0V
0V
5.0V
0V
0V
4.9V
4.9V
4.8V
0V
0V
4.9V
-29.3V -29.3V -29.3V -29.3V -29.3V
-29.1V
-22.8V
-20.3V
-27.8V
-19.5V
-25.4V
-27.5V -27.5V -32.5V -22.8V -19.,6V -26.1V -22.8V -22.8V -22.8V -29.3V -29.3V -29.3V -22.8V -19.,4V -19.4V -22.8V -29.3V -26.0V -29.3V
0.2V
0.2V
0V
5.0V
0V 0V 0V 0V 0V 0V
4.9V
0V 0V 0V 0V 0V 0V
5.1V 0.1V
0V 0V 0V
2.4V
-32.8V
-22.5V
-24.0V
-24.0V
-22.6V
-26.6V
-26.6V
4.9V
-22.7V
-12.9V
-25.0V
-22.8V
-26.0V
-24.7V
-22.7V
-16.2V
-19.5V
-25.9V
B19 B10 B1 B28 B28 B10 B19 B1 B28 B19 B10 B1 C1
2d 1d 2d 1d 2d 1d 2d 1d 2d
1d
8G 9G 10G
5G 4G 3G 2G 1G
S D R
EQ.ON O.T.T. ECHO N.B. EX.BASS
2 1 TUNED STEREO PROG. EDIT P.B.C. MEMORY PGM INTRO
SLEEP AUTO PTY TOTAL NEWS INFO. TP EON TA
REPEAT
RANDOM
DISC ALL
1 2
MHz
kHz
dB
DOLBY NR
A
REV.MODE
B
R13 100
220
220
6 7
9 8 7
11
R30,
31
NO
D46 D47 D12
D20,
21
MALAYSIA MALAYSIA MALAYSIA
H KOREA
652-11 SHANGHAI V
18
19
20
3 STEREO
PRO LOGIC
47K R29
10
R101
R24 1K
R23 1K
R93 47K
17
R43 47K
470P
C32
47K
R42
11
9
10 11
47K R92 R20 47K
12 13
28
9
10
1
C31
R30 47K
R33 100
R10 100
R48 47K
8
12
4
6
YES NO NO
106,107
E7 E8
YES YES
R30,102, D20,
D45
YES NO
UNIT No.
ABB.
M
490-20
NO
DESTINATION
COUNTRY
GENERAL MARKET
NO YES
106,107
YES
9
VCC
VCC
+VCC
WH7,
8
8
E7,
YES YES
106,107
R102,
YES
21,45
D20,
490-22
M
ABB.
UNIT No.
V 652-10
YES
GENERAL MARKET
COUNTRY
DESTINATION
SHANGHAI
WH8 R31 WH7
7 6
7
8
+12V
VDD
-32V
R34 47K
R35 47K
M38198MCA807FP
IC1
I M38199MF069FP
IC1
I M38199MF069FP
IC1
I
S5
28
93 83 84 85 94 95
P6/KEY6
P4/KEY4
P5/KEY5
E7
YES
NO
UNIT No.
0-71
0-11
0-21
WH7 WH8
R30,102,
NO NO
D45
21
YES
ABB.
X
COUNTRY
AUSTRALIA
DESTINATION
M
K U.S.A.
GENERAL MARKET
C30
0.047
10u50
C29
+
R31 E8
YES
18K
27K
SO
CS RELAY
SP RELAY
DOLBY ON
DCOFF
VSS
HI TAP
LED
LED
SRS LED
DATA
CLK
STB
CLR
VSS
CH SP
ECHO A
ECHO B
POWER
VDD
10
9
8
7
6
5
4
3
2
1
12
13
14
15
16
17
18
19
20
DOLBY STB
5 4 3 2 1
10K
R12
0.1
R60 220
R14
12K
R15
12K
12K
R16
+
C12
1u50
R59 220
4 5
11
10
2G
R62
R78
100K
R79
1G
1K
R61
1G
R65
R64
3G
1K
100K
3G
R63
R77
2G
1K
100K
1K
100K
5G
R67
R66
4G
1K
100K
4G 9G
R74
R76
8G
1K
100K
8G
R73
R72
7G
1K
100K
7G
R71
R70
6G
1K
100K
6G
R69
R68
5G
R46
220
R47
18 17 16 15 14
CS RELAY SP RELAY
HEAD PHONE
DOLBY ON
9G
1K
100K
KR0
KR1
KR2
KR3
68 67 66 65 64 63 62 61 60 59 58 57 56 55
10G
9G 8G 7G 6G 5G 4G 3G 2G 1G
P17
43
P18
42
P19
41
P20
40
P21
39
P22
38
P23
37
P24
36
P25
35
P26
34
P27
33
P28
32
P29
31
P30
30
P31
29
P32
28
P33
27
P34
26
P35
25
P36
24
P37
23
P38
22
P39
21
P40
20
P41
19
P42
18
NX
17
NX
16
NX
15
10G
14
9G
13
8G
12
7G
11
6G
10
5G
9
4G
8
3G
7
2G
6
1G
5
NP
4
F
3
F
2
F
1
10
11
12
RES
PEAK HOLD
BPF
14.4kHz
RES
PEAK HOLD
BPF
5.9kHz
R105 100K 100K R104
86 85 83 84
97
96
95
92
94
93
81 82
10
11
12
C
A
B
R26 10K
R25 10K
C3 0.01
C4 0.01
9
10 21
79 78 77 76 75 74 73 72 71 70 69 80
90
88
89
87
18
95 92 94 93 90 89 97 87 88 96
80 79 78 75 76 77 72 73 74 69 70 71
82
81
85
86
84
83
P17
P13/KEY13
P14/KEY14
P15/KEY15
P16
P12/KEY12
P11/KEY11
P22/BPOUT2 P21/BPOUT1
P20 P19 P18 P25 P24 P28 P27 P26
71
P23/BPOUT3
80 70 72 73 74 75 76 77 78 79
CP1 100Kx14
R17
BIAS
VREF
BPF
PEAK HOLD
REFERENCE CURRENT
C2 0.01
+
C1
220u6.3
1
2
4
3
0.1
R37
100K
C14
C13
68Hz
90
89
88
87
94
93
92
91
VCC
P7/KEY7
P8/KEY8
P9/KEY9
P10/KEY10
97
96
95
P1/KEY1
P2/KEY2
P3/KEY3
99
98
100
VREF
VSS
VEE
R18
3 2 1 5 4
R28 1K
R27 1K
7 9 8
10 13 12 11
6
DAC ST PLL DO SANYO CE E ST- IC CLK IC DATA SEL ST- DOLBY ST HEAD PHONE B PH A PH CCW CW BP-IN -
AOUT
TEST
16
17
14
13
15
12
11
10
MPX
BPF
BPF
PEAK HOLD
PEAK HOLD
BPF
PEAK HOLD
PEAK HOLD
RES
RES
RES
RES
DEC
RES
BPF
5
6 A+C
7 C
8
A
DIF
51K R11
0.1
C15
9
VCC
C16
0.1
170Hz
420Hz
1kHz
2.4kHz
67 68 64 65 66 61 62 59 60 63 58
P30 P29 P33 P32 P31
61
P35 P36 P38 P39 P37 P34
62 63 64 65 66 67 68 59 60
57
P40
57 58
16 15 18 17 19
CD DATA
21 20 22
VCD CLOCK C BUSY C DATA SUBQ CD CLK M DATA SQCK
19 11 22 20
85
86
84
83
14
69
IC5
IC2
IC1
X
X
+5.6V
+5.6V
-32V
+5V
+5V
+5V +5V
+12V +12V
+12V +12V
VDD VDD +5.6V
VDD
-32V
-32V
-32V
-32V
-32V
X
X
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RXD-790/V860(K) SD4P( 97.11.28 6:50 AM y [ W 4