Kenwood VR-205, Руководство по обслуживанию

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15V
15V
15V
15V 15V
15V
B
+B
+B
+B +B
+B
+B
+B +B
+B
+B
+B
+15V
+15V
B
B
+B
+B
+15V
+B
+B
+15V
B
+15V +15V
B
+15V
B
+B
B
14.4V
8.1V
-14.8V
2.9V
4.0V
4.0V
8.0V 0V
8.0V 0V 8.0V 0V 0V
0V 4.0V
8.1V
0V
0V 0V 0V
-2.2V
0V
0V
0V
0V
-2.2V
7.5V
-8.2V
8.1V
-8.2V
0V
0V
7.5V
-8.2V
8.1V
0V
0V
0V
0V
0V
0V
8.1V
0.8V
(8.1V)
0V
0V
0V
0V
-8.2V
(0V)
8.0V
7.4V
(8.1V)
0.7V
0V
0V
0V
0.7V
3.4V
3.5V
2.8V
0V
(8.0V)
(5.0V)
8.0V
8.0V
0V
[4.4V]
4.4V
[0V]
0V
[8.0V]
8.0V
[0V]
0V
0V
MAIN
[SAP ON]
-8.2V
+B LINE
+B LINE
B
A
(X04- ) (B/2)
VR-257(K,P) ONLY
IC1
(W02-2635-05)
A1 (STEREO SAP MODULE)
(X04-1320-10) (A/2)
HTB TV TUNER (SAP) UNIT
IC3
KRF-V5010/V6010/V7010/V5010W/V6010W/V7010W (E) (1/3)
VR-205/206/207/255/257 (K) (1/3)
MUTE
: IC1,2
: IC3
:
:
Q2,3
Q1
NJM4565D
BU4052BC
DTA124ESA or UN4112
DTC124ESA or UN4212
AMP
IC1 : CXA1124BS
AMP
AMP
TV ANT
WH1
E2
(CAUTION)
Don’t adjust VR1-4
: D1,41-44
:
:
D3,4
D2
:
: A1
D5
1SS133 or HSS104A
RD3.3ES(B2) or MTZJ3.3(B)
RD8.2ES(B2) or MTZJ8.2(B)
W02-2635-05
RD5.1ES(B2) or MTZJ5.1(B)
E1
+B
Q7
2SA1048(Y,GR) or 2SA1309A(Q,R) Q6,7 :
D4
(1/2)
IC2
MUTE
Q4
Q5
CN4
(TV)
D43
J1
D44
READY
CABLE
D41 D42
STEREO SAP
J2
DECODER
2SD1450(S,T) : Q4,5
D2
(2/2)
IC2
SELECTOR
D3
MONO
Q1
D5
SW
DRIVE
T.
AMP
D1
Q6
WH1
: A1
: D5 RD2.7ES(B2) or MTZJ2.7(B)
: D9 RD3.3ES(B2) or MTZJ3.3(B)
: D4 RD5.1ES(B2) or MTZJ5.1(B)
MA111 : D8,10,11,13
RD8.2ES(B2) or MTZJ8.2(B) : D3
DA204V or MA143A or 1SS302 : D1
2SD1757K : Q10,11
2SA1576A(R,S) or 2SA1586(Y,GR) : Q2,12,14
2SC4081(R,S) or 2SC4116(Y,GR) : Q1,3,4,6,7
LC72131 : IC2
: IC1
M1
SW
SW
IC1
(2/2)
IC1
(1/2)
CN5
CN1
MUTE
Q11
Q10
Q2
INPUT
LEVEL
Q3
M2
2/3
DET
SD
TV
STEREO
Rch
GND
Lch
+15V
PLLCLK
PLLDATA
T. MUTE
-15V
PLLDO
MONO
PLLCE
EM
DE-
R5
10K
C3
+ +
23 22
C7
+
C8
+ + +
C6 C5
C10
C9
26 27 24 25 32 29 30 31 28
R15
1K
R14
10K
C8
100P
3.9K
R10
12K
R30 1.2K
RV3
R7 R8
C4
R41 100
+B
GND
1 1
3
GND
3
2 2
R29
-CN10
X09-A/3
+
C5
47u16
3 CE
2 DO
3
2
+
1000P
R19
150
R17
470
R23 27K
C16
47u16
R21 100K
8
2
1 -
C11
1000P
10
9
14 12 13 11
SEL A SEL B
C15
16 15
4
+
R12
100K
VDD
3
LPF DET
RMS
MATRIX
IREF
R8
3.9K
R20 100K
1000P
R22
9.1K
1 SAP 1
1uH
L42
R44 1K
L41
1uH
150 470
R16 R18
C43
1000P
1K
R42 C41
1000P
C42
47P
DE-EM
+
R43
1K
1/2 VCO 1/4 LFLT
LPF LFLT
LPF
ST
LPF
35 34 33 38 39 36 37
C13
42 41
R10
40
R11 C14
RV4
R9
C11 C12 +
VE NR. SN
HPF
RMS
DET
VCA
VCC 1/2
1K
-15V 7
+15V 8
9 Lch
R25 820
R28
150 1W
11 Rch
10 GND
STEREO
13 SD
12
13
14 M2
15 M1
R27
390
1/4W
+ C17
47u16
VCC
+
C7
10u50
R OUT
L OUT
MUTE
3.9K
SAP
VCO
LPF
BPF
BPF
MODE
IND
SAP
DISPLAY
7
10
9 8
11
5 4 3 6
R2
R3
2 1
+
C1
9 8 7 6 10 11 13 12
C3
1000P
R2
15K
MONO
M2 M1
F SAP
SAP
STEREO
GND
MPX IN
R3
4.7K
C2
10u50
33K
R6
R7
33K
VR1
10u50
C10
1000P
5 DATA
4 CK
5
4
T. MUTE 6
6
R26
R24
680
RV1 RV2
4 3 2 5
+
18 12 13 14 15
R4 R5 R6
R12
R9
1
3.9K
5
7 -
+
6
R13
100K
R11
20 21
C2
+
16 17 19
C9
100P
2X
2Y
8 7
VSS VEE
C14
5 4 3 6
INH
2
1
C6
3X 0X 1X
1Y 3Y 0Y
-B
R73
R72
3
2 2
3
1
IND
LPF
3
1000P
R4
100
1 -
2
9
10
8
+
6 6
7
5
4
5
4
4.7K
+
8
7 -
R1
2.2K
6
15
+
C1
10u50
MONO
PLLDO
PLLCE
PLLCLK
PLLDATA
T. MUTE
-15V
+15V
Lch
GND
Rch
STEREO
SD
TV
DET
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R74
47K
R77
R76
1.8K
1K
R75 8.2K
4
5
3
6
100P
C83
+B
4
+
C4
14
13
12
11
13
5
1
SIGNAL LINE
GND LINE
2/3
X09-A/3
-WH3
+B
+B
+B +B
B
B
+B
+B
+B
B
B
15V 15V
B
+B
+B
+B
+B
+B
+B
+B
15V
+15V
+15V
X
X
)
(
)
(
)
(
) (
(
)
)
(
)
(
)
)
(
(
(
(
(
)
)
)
) (
) (
) (
( )
( )
(
)
K M O Q S L N P R T
Y05-5610-10
KRF-V5010/V6010/V7010/VR-205/206/207/255/257
CAUTION: For continued safety, replace safety critical components only with man-
ufacturer'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 resis-
tance measurements 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 volt-
meter 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 instru-
ments used or on the product. The value shown in ( ) is actual reading measured in
the AM made.
sd2p 98.12.9 12:13 y [ W 3
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299