Kenwood RD-VH7, Руководство по обслуживанию

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U W Y AA AC V X Z AB AD
Y39-3170-11
RD-VH7
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30 29 28 27 26 25
24
23 22
21
20 19 18 17
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
D0
D1
D2 D3 D4 D5 D6 D7
CS2
W
AIT
IRQO
RD
WR
CS1
NO USE
IRQ1
DATA OUT
DATA IN
SCLK
RESET
NMI
VCC
STBY
VSS
XTAL
EXTAL
MD1
MD0
AVSS
NO USE
NO USE
NO USE
NO USE VCC NO USE NO USE NO USE NO USE NO USE NO USE NO USE NO USE A
VCC
NO USE NO USE NO USE NO USE NO USE
A0
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
VSS
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
R304 100 R303 100 R301 100 R300 100 R302 100 R297 100 R298 100 R299 100
47K 47K 47K 47K
100
R294
C201 0.01
C210 470P C209 470P C206 470P
0.01
C202
1
2
3
4
5
6
7
8
9
10
11
B.L. 5V
B.L. GND
GND
DATA IN
DATA OUT
SCLK
RESET
WAIT
-10V
GND
+5V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
NC
IRS
VR
V5
V4
V3
V2
V1
CAP2+
CAP2-
CAP1-
CAP1+
CAP3-
VOUT
VSS
VDD
D7
D6
D5
D4
D3
D2
D1
D0
RD(E)
WR(R/W)
AO
RES
CS1
NC
2
1
BACB
GND
X4
16MHz
4.7
10u16
C205
+
100
R229
1000P
0.01
C216 0.47
C215 0.47
C214 0.47
C213 0.47
C212 0.47
C207
0.1
75K
R144
75K
R289
33K
R290
1
C208
3
4
17
16
5
12
14
15
13
10
11
9
15 16 10
11
12 13 14
9
17
4 3 5
R291
100K
R261 100
R310 10K
R293
100
R292
100
+B +B
+B
+B
+B
+B
R260
C203
-10V
-10V -10V
-10V
-10V
-10V
C204
C200
0.1
1
DE-EMPH
PLL-DO
PLL-CE
PLL-CLK
PLL-DATA
+12V
Lch
GND
Rch
SD (TUNED)
S-LEVEL
FM-DET
AM IN
GND
OTHERS: FM IN(75)
OTHERS: FM IN(300)
ST (STEREO)
13
12
11
10
9
8
7
6
5
4
3
2
1
2
3
4
11
12
13
10
R2 100
R1 100
8.2K
R5
R3 1.8K
820
R4
47K
R6
1K
R7
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PLL-CE
PLL-CLK
PLL-DATA
PLL-DO
FM-DET
S-LEVEL
SD
ST
DE-EMPH
T. MUTE
+12V
Rch
GND
Lch
-12V
C1
100P
L1
27uH
4
5
2
3
1
11
1
10
5
13
12
2
3
4
W3
E5
(E) TYPE: NC
(E) TYPE: (75)
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
VR
NC
IRQ
V5
V4
V3
V2
V1
CAP2+
CAP2-
CAP1-
CAP1+
CAP3-
VOUT(-10V)
VSS
VDD
D7
D6
D5
D4
D3
D2
D1
D0
RD(E)
WR(R/W)
AO
RES
CS1
NC
2
1
B.L +5V
B.L GND
R262
R264
R263 R295
AM
FM
1-4 1 2 3-5 6 7-9 10 11 13 12
PIN No.
11 10 9 8 7 6 5 4 3 2 1
KEY1(A/D) KEY2(A/D) KEY3(A/D) ON LED EJECT
LED
STBY
LED
u-COM GND ENCO A BACK UP
5.6V
ENCO B +5.6V
33K
R33
10K
R32
3.3K
R31
3.3K
R30
10K
R29
33K
R28
33K
R27
10K
R26
3.3K
R25
EJECT
BAND
INPUT
AUTO/MONO
MODE
100 R23 100 R24
4.7u16
C13
+
R22
10K
R21
10K
C14
0.01
C15
0.01
47K R17
300 R18
390
R11
100
R16
R13 47K
R12 4.7K
R15
47K
R14 100
STAND-BY TIMER
1
2
1
2
Q11-13
W22
W23
W24
W25
R42 100
L2 10uH
L3 10uH
W26
L4 10uH
R41 100
R40 100
C21 470P
W21
470P
C20
C23 22P C24 22P
22P C22
P3
+12V
+B +5V
+B
+B
+B
+B +B
+B
+B
+5.6V
+5V
12V
+5V
+12V
+12V
+5V
IC5
E
(X09- ) (C/4)
RD-VH7(K) (2/3)
LCD DISPLAY ASS'Y (B30-0180- 5)
(X14-496X-XX) (A/6)
F
D
(X14-496X-XX) (B/6)
(X14 ) (D/6)
C
5.0V
-2.0V
0V
-2.0V
3.35V
4.8V
0V
0V
0V 0.2V
0.2V 5.0V
5.0V 0.2V
0.2V 12.0V
11.9V 0.3V
0.2V
5.4V
5.4V 0.4V
0.3V
0.1V
2.8V
0.2V
3.6V
FM: 600mV
AM: 180mV
5.7V
0V 0V
0V
0.3V
0V
2.6V
0.3V
1.3V
2.9V 0V 4.9V 4.9V 4.9V 4.8V
2.4V
0V
4.6V
4.8V
4.8V
0.0V
4.8V
1.6V
2.0V
4.8V
CN11
CN12
CN13
-CN10
X09-A/4
3/3
DISPLAY u-COM
HD6433297A17F IC5 :
D1
Q1 Q2
Q3
E1
MUTE
DRIVE
TUNER
MUTE
J1
FM 75
GND
AM ANT
WH2
Q1,2 : 2SC4213(B)
Q3
: 2SA1611(M5,M6) or
2SA1586(Y,GR)
3/3
-CN4
X09-A/4
E6
X09-A/4
-CN6
3/3
A1
CN1
S2
S3
S9
S4
S5
S6
S7
S8
S10
S11
S1
S12
D13
D11
D12
Q13
Q12
Q11
S13
LED DRIVE
MULTI CONTROL
ON/STAND BY
WH1
3/3
-CN9
X09-A/4
Q12,13
Q11
2SC4081(R,S) or
2SC1740S(Q,R) or
:
:
B30-2551-05
B30-2522-05 D11
D12 :
:
MA111 D13 :
2SC4116(Y,GR)
2SC2785(F,E)
UDZ3.3B : D1
EJECT
SCHEMATIC DIA : RXD-652
(BOTTOM VIEW)
A1
TUNER PACK (AM/FM)
NJM4565M
DAN202U
UN5212
1SS301
2SK209
BU4066BCF SI-3050J
LC75396NE
NJM2100M
UPC2905HF
CAUTION: For continued safety, replace
safety critical components only with manu-
facturer's recommended parts (refer to
parts list). indicates safety critical com-
ponents. For continued protection against
risk of fire, replace only with same type and
rating fuse(s). To reduce the risk of electric
shock, leakage-current or resistance mea-
surements shall be carried out (exposed
parts are acceptably insulated from the
supply circuit) before the appliance is
returned to the customer.
MODE CARRIER
MODULATION
ANT INPUT
FREQUENCY DEVIATION
FM 98MHz 1kHz STEREO 67.5kHz 7.5kHz(Pilot) 60dB
AM 1000(999)kHz 400Hz MONO 30% MOD 60dB
The DC voltage is an actual reading measured with a high
impedance type voltmeter as the AM/FM signal generator is
specified to the conditions as shown in the list below. The
measurement value may vary depending on the measuring
instruments used or on the product. The value shown in ( ) is
actual reading measured in the AM mode.
RD-VH7(K) PCBSD1,2P( 99.10.30 3:13 PM y [ W 3
www.denom.net www.denom.net
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TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299