Parts List - Kenwood KRF-V5010 Service Manual

K L
Q Q
3 7 6 3 1 5 1 5 0
VR-257(K,P) ONLY
HTB TV TUNER (SAP) UNIT
(X04-1320-10) (A/2)
T E
L 1 3 9 4 2 2 9 6 5 1 3
2.9V
CN1 CN5
WH1
DET
15 15
DET
TV
14 14
TV
SD
13 13
SD
STEREO
MUTE 12 12
STEREO
Rch
0V 11 11
Rch
Q10
-2.2V
C83 GND
10 GND 10
100P
0V
0V
Lch
9 Lch 9
+15V
Q11
R74 +15V 8 +15V 8 +15V
47K -15V
15V 7 -15V 7 15V
T. MUTE
-2.2V 6 T. MUTE 6
0V
PLLDATA
(
4 ) 5 PLLDATA 5
PLLCLK
(
5 ) 4 PLLCLK 4
PLLCE
( 3 ) 3 PLLCE 3
PLLDO
( 6 ) 2 PLLDO 2
MONO
1 MONO 1
R76
1.8K
R77
1K
IC1 :
IC2 : LC72131
w w w
Q1,3,4,6,7 : 2SC4081(R,S) or 2SC4116(Y,GR)
Q2,12,14 : 2SA1576A(R,S) or 2SA1586(Y,GR)
Q10,11 : 2SD1757K
D1 : DA204V or MA143A or 1SS302
.
D3 : RD8.2ES(B2) or MTZJ8.2(B)
D4 : RD5.1ES(B2) or MTZJ5.1(B)
D5 : RD2.7ES(B2) or MTZJ2.7(B)
D8,10,11,13 : MA111
D9 : RD3.3ES(B2) or MTZJ3.3(B)
A1 :
M N
+B
A1 (STEREO SAP MODULE)
(W02-2635-05)
IC1 : CXA1124BS
IC1
STEREO SAP
DECODER
C13
+
R10
LFLT VCO 1/4 1/2
LFLT LPF
LPF LPF
ST
IND
SAP
BPF LPF
VCO
BPF
SAP
IND
MODE
DISPLAY
+
R3
AMP
+B
R2
15K
IC1
8.1V 0V 4.0V
(1/2)
C1 R1
10u50 2.2K 8 R3 C2
6 0V 0V 8.0V 0V 8.0V
4.7K 10u50
- 7
+
5
+
+
0V
0V R6
4
33K
13
-8.2V R7
33K
B
MAIN
0V
[SAP ON]
[8.0V]
INPUT Q2
7.5V IC1
8.0V
LEVEL
(2/2)
[0V]
2
- 1
0V
3
+
7.5V
Q3
-8.2V
6
B M2
SW
5 -8.2V 0V
AMP
0V [4.4V]
4
3
B
2
+15V
15V
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.
x a o MODE
y
i FM
SIGNAL LINE
GND LINE
AM
+B +B LINE
-B +B LINE
O P
8
+B
(CAUTION)
Don't adjust VR1-4
+B
+ + + + + + +
+B
C8
NR. SN DE- VE VCA
100P
EM
R10
DE-EM 3.9K
RMS
LPF HPF DET 8.1V
+B
RMS
LPF
DET 0V
AMP
0V
8.1V
2 8
IREF - 1
MATRIX 3
+
0V
4 IC2
(1/2)
-8.2V
+
B
C9
+
100P
R11
3.9K
0V
6 0V
+B - 7
5
Q Q
+
0V
3 7 6 IC3 3
0V
0V IC2
(8.0V) (2/2) SELECTOR
0V 8.0V
4.0V
+B + AMP
8.0V
(5.0V)
Q1
4.0V
MONO
SW
+B
+
8.0V
M1
SW
4.4V
[0V]
B
+15V
15V
MODULATION
CARRIER u 1 6 3
FREQUENCY DEVIATION
98MHz 1kHz STEREO 67.5kHz 7.5kHz(Pilot) .
1000(999)kHz 400Hz MONO 30% MOD
Y05-5610-10
Q R
2 4
9 9 8
IC1,2 :
IC3 :
Q1 :
Q2,3 :
Q4,5 :
Q6,7 :
D1,41-44 :
D2 :
D3,4 :
D5 :
A1 :
(X04- ) (B/2)
+B +B
E1 E2
TV ANT WH1
8.0V
GND
+B (0V)
1 1
+B
+B +B 2 2
GND
8.1V
3 3
R14 R15 R29 Q7
10K 1K 12K
7.4V
(8.1V)
0.8V
(8.1V)
0V
R16 R18
470 150 J1
0V
0V 0V
MUTE 0V
0.7V
Q4
0V
8.1V
Q5
CN4
C16
0.7V 0V
47u16
0V ( 1 ) 1 SAP
+
0V 0V
( 2 ) 2 DO
R17 R19
D4
470 150
( 3 ) 3 CE
1 5 1 5 0 8 9 2 4
2.8V ( 4 ) 4 CK
-8.2V
R26 ( 5 ) 5 DATA
1K
3.4V
6 T. MUTE
Q6 ( 6 )
3.5V
T.
R27 MUTE
390
DRIVE
1/4W
B 15V 15V 7 -15V
-14.8V +15V 8 +15V
+ 14.4V 9 Lch
10 GND
11 Rch
12 STEREO
( )
13 13 SD
14 M2
15 M1
+15V
15V
VR-205/206/207/255/257 (K) (1/3)
KRF-V5010/V6010/V7010/V5010W/V6010W/V7010W (E) (1/3)
CAUTION: For continued safety, replace safety critical components only with man-
ufacturer's recommended parts (refer to parts list). m
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-
ANT INPUT c o
tance measurements shall be carried out (exposed parts are acceptably insulated
from the supply circuit) before the appliance is returned to the customer.
60dB
60dB
KRF-V5010/V6010/V7010/VR-205/206/207/255/257
S T
2
9 9
NJM4565D
BU4052BC
DTA124ESA or UN4112
DTC124ESA or UN4212
2SD1450(S,T)
2SA1048(Y,GR) or 2SA1309A(Q,R)
1SS133 or HSS104A
RD3.3ES(B2) or MTZJ3.3(B)
RD8.2ES(B2) or MTZJ8.2(B)
RD5.1ES(B2) or MTZJ5.1(B)
W02-2635-05
+B
CABLE
READY
(TV)
J2
C42 C43
D41 D42 D43 D44
47P 1000P
9 8 2 9 9
X09-A/3
-WH3
2/3
A
X09-A/3
-CN10
2/3
B
indicates safety critical com-