Kenwood RXD-NV500 Service Manual page 19

AE AF
(X29-267X-XX) (A/3) (2/2)
+12V +12V
+12V +12V
+5V +5V
12.1V
IC4
+12V
C28
(2/2)
C32 8 3 10u50
10u50 1
+
B7 2
+
R38
13K
AMP
R L
L
R37
13K
C31 6
10u50 7 C27
B5 10u50
5
+
+
4
IC4
-12.1V
(1/2)
12V 12V
C29
+12V
0.01
12
+5V +5V
5.0V
D1
REMOCON
5.6V AVR D2
5.6V
5.6V
ON/OFF
R185 R9
Q12
1 10 1/4W
+9V
8.2V
5.6V
Q2
R184
D3
0V 0V
1 3
R8 Q11
4.7V
6.2V 10
4.9V
6.2V Q4
+ +
C5
5
100u10
12V
+9V +9V
+5.6V +5V
C131 0.047
6 5 4 3 2 1 25 24 23 22 21 20 19 18 17
CN8 CN2
TEST PIN
DIGITAL LINE
SIGNAL LINE
GND LINE
B LINE
+B
B B LINE
The DC voltage is an actual reading measured with a high impedance type voltmeter. The measurement value may vary
depending on the measuring instruments used or on the product. Refer to the voltage during PLAY unless otherwise speci-
fied; The value shown in ( ) is the voltage measured at the moment of STOP.
AG AH
+12V
+5V
A
CD/MD/TAPE
SEL. +B
C17
IC3
0.01
(BOTTOM VIEW)
RDS
DEMDULATOR
12V
+
-12.1V IC2
(BOTTOM
VIEW)
R
R15
100
1.3V X1
4.332MHz
+B
+
C153
12V
R186
DIGITAL
82 1W
5V AVR
Q3 R11
1 1/4W
9.0V
R10
5.7V 180
+ + +
+B +B +B
R137
+B +B +B
2.2
+
MAIN
u-COM C3
470u6.3
CE&RESET
4.7V
0V
IC1
C2 R4
1u50 1K
IN OUT
+
Q1 5.0V
GND
12V
+9V +9V
+B
+5V
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
C
D
AI AJ
+12V
+12V
+5V
+B +B +B
27
C99
X3
0.1
R83
47K
C87
0.01 R81
4.7M
100
N.C
4.9V 99
+B AVCC
4.9V 98
+B VREF
2.3V
R90 0V 97
RDS
S.LEVEL
47K
96
AVSS
0.9V 95
FAN SENSOR
100P
1.5V 94
94 PHOTO
0V 93
93 DPSS
4.9V 92
92 KEY2
4.9V 91
91 KEY1 IC9
R102 47K
(BOTTOM VIEW)
R101 47K
4.9V 90
2ch/3ch
MAIN (SYSTEM) u-COM
R100 47K
R99 47K 0V 89
( B : CD PLAY)
SHIMUKE 1
R98 47K
R97 47K 4.9V
88
SHIMUKE 2
R96 47K
R95 47K
0V 87
SHIMUKE 3
R121 470
4.9V 86
86 REM STB
R122 470 0V 85
85 REM CLK
R123 470
0V 84
84 REM DATA
R124 100
4.9V 83
83 REQ
R125 100 0V 82
82 RWR
R126 100 0V 81
81 REN
+B +B
12V 12V
+9V
RXD-NV500 (X29-267X-XX)
DESTINATION
UNIT No.
A B
COUNTRY ABB.
U.S.A. K
0-10
CANADA P NO
GENERAL MARKET M 0-21 NO
U.K. T 0-51
YES
EUROPE E 2-71
RXD-NV600 (X29-267X-XX)
DESTINATION
UNIT No. A B
COUNTRY ABB.
U.S.A. K
0-11
CANADA P NO
AUSTRALIA X 0-71 NO
U.K. T 0-52
YES
EUROPE E 2-72
RXD-NV550MD (X29-2670-01)
DESTINATION
UNIT No. A C
COUNTRY ABB.
JAPAN J 0-01 NO
AK AL
+12V
+12V
+5V
4
X4
5.0V
31 3.0V R86 100
REM TxD(OUT)
R87 100
32 4.3V
REM RxD(IN)
2.1V 0V
33
CLOSE SW
34 5.0V
OPEN SW
R88 100
35 4.2V
MD TxD(OUT)
R89 100
36 3.2V
MD RxD(IN)
37 0V R172 470
SEL CLK
38 0V R171 470
SEL DATA
R170 470
39 0V
SEL LAT
40 0V R169 470
V.LAT
41 4.0V R168 470
V.READY
R167 100
42 0V
DOLBY
43 0V
SEL MUTE
44 5.0V
MD PROTECTION 44
R111 100
45 4.9V
MD u-COM RST 45
46 4.9V R165 100
POWER
47 4.9V
MD u-COM CE 47
48
D12
48 4.9V
A MUTE 48
49 0V R173 470
PROTECTION 49
50 0V
H.P SW 50
12V
+9V
D4, R18,19,88, R41-44, C37- C49,50,
CN3 R95 R96 R97 R98 R99 R100 C153
C
5,9 89,101,111 102 40 55,56,112
YES NO
YES NO YES
YES NO
NO NO NO YES YES NO
NO YES
NO YES NO
YES NO NO YES
D4, R18,19,41-44, C37-40,49,
C CN3 R95 R96 R97 R98 R99 R100 R101 C112 C153
5,9 88,89,102,111 50,55,56
YES NO YES NO
YES NO YES
YES NO NO NO NO YES YES NO YES
NO YES YES NO NO YES
NO
YES NO NO YES
D4, R18,19,41-44,88,89, R96,97, C37-40,49,50,
B CN3 C112
5,9 95,98,99,102,111 100,101 55,56,153
YES YES YES YES NO YES NO
RXD-NV500/NV600
Y39-3260-10
AM AN
CN6
+5V 15 D+5V
14 D.GND
13 13 N.REG
12 12 N.REG GND
48 11 A MUTE
49 10 PROTECT
50 9 H.P ON/OFF
51 8 A.STB E
52 7 A.CLK
53 6 A.DATA
54 5 ATT
55 4 S.W MUTE
56 3 S.P RELAY
57 2 H.P RELAY
1 FAN SENSOR
CN1
+9V 1 +9V
2 POWER
31
3 3 F.OFF F
32
4 +5V 4 u-COM +5V
33
5 5 u-COM GND
34
P1
35
36
37 CN7
38
+9V 1 +9V
+
39
+9V 2 +9V
40
3 GND(+9V)
41
4 GND(+9V)
42
+12V 5 +12V
43
+12V 6 M+12V
+12V 7 +12V
+
8 GND(12V) G
+
9 GND(12V)
12V 10 -12V
5 11 SW OUT
12V 12 -12V
3 13 VOL OUT Rch
2 14 A GND
1 15 VOL OUT Lch
CN5
15 1 TU Rch
14 2 A GND
13 3 TU Lch
+12V 4 +12V
5 FM-DET/AM-IF
H
6 S.LEVEL
66 7 SD
65 8 ST
63 9 PLL-DATA
61 10 PLL-CLK
60 11 PLL-CE
59 12 PLL-DO
X28-B/4
58 13 ENP/MONO
-CN201
5/5
D
X07-A/7
-E4
4/5
E
X07-B/7
-E8
4/5
F
X07-A/7
-E3
4/5
G
X07-A/7
-E5
4/5
H
RXD-NV500/NV600/NV550MD (3/5)