Kenwood KR-1060VR, Service Manual

Page: 23 / 48

A B D F H J C E G I
2
1
3
5
7
4
6
( )
(
(
(
)
)
)
18
R27 10K
PHASE DETECTOR
CHARGE PUMP
DATA SHIFT REGISTER LATCH
470P R21 1K
3
C2B I/F
C37
7.2MHz
X1
C38
C36 27P 22P
3
CE
2
NC
1
X IN
5
CL
4
DI
R22 1K
R23 1K
R20 1K
6
DO
8 7
BO1
5
4
2
9
10
11
REFERENCE
DIVIDER
12bit
SWALLOW COUNTER
PROGRAMMABLE
1
2
DIVIDER
1/16, 1/17 4bit
C31
47u10
C32 0.01
22
X OUT
20
AOUT
21
VSS
+
R70
1K
C28
19
AIN
0.022
C29
2.2u50
C30
100u16
+
5.6K
R24
1uH
L3
330
270 1/4W
S-CURVE
UNIVERSAL
COUNTER
DETECTOR
UNLOCK
R32
1.2K
12K R33
1/4W
100P
C33
PD
17
VDD
15 16
FM IN
C34
AM IN
1/4W
L4
+
R26
1uH
560
R30
13 14
NC
1000P
C35
12
1000P
IF IN
R29
R28 10K
1K 1K
R25
100
R31 10K
R8 330
R2
100
R44
3.3K
R1
CF1
C2
680
C1
330
R4
0.01
R5
10 R3
0.01
CF2
C9 10u16
C10 0.047
+
R47 15K
2
1
FM
IF
DET
DET
LEVEL
FM
270 1W
R41
10u16
+
C25
0.1 L2
3
C20
5 4 6
REG
FM
IF
AM/
BUFF
GND
DRIVE
TUNING
AM
IF
COMP
CF3
10.7MHz
8
270
7
R17
C5
1000P
9
10
AM
FM
AM
DET
FM
SW
AM/
VCC
8.2K
C63 22P
C23 1u50
+
R19
3K
R18
+
2.2u50
C11 1u50
11
C12
+
47K R48
12
PHASE DET
FF
VCO
DRIVE
FF
TRIG
FF
DET
PILOT
1000P
22
C27
+
1u50
L1
+
C26
47u16
R42
220
R43 R45
10K
R46 100K
0.01
C8
TUNE
R6
100
4P
C65
24
7.5K
R14
R40
1K
BUFF
ALC
AM
OSC
23
22P C15
1u50
C14
+
C13
AM
RF.AMP
AM
MIX
21
AGC
20 19
10u16
C16
R13 47K
+
R7
C17
18
MUTE
17
C19
4.7u25
16
47K
5600P 1000P
C18
X2
456kHz
UNTIBIRDIE
STEREO
DECODER
15 14
SW
STEREO
13
C22 C21
VT VOLTAGE
AM
FM
BAND
HF
LF
HF
LF
FREQ.
5.2V
1.4V
7.6V
1.6V
VT
0.011 0.011
C1
0-8P
GND 4
3
2
0.1 C9
ANT1 1 C2
10P
0-100
R2
L3 L4
27P
C7
C16
C15
8P
C13
2-6P
R10 18P
680-2.2K
R7
100K-
100 R11
C17
100P
6
7
8 OSC
IF-OUT
VCC
IFT
3P
C4
5
C8
0.1
VT
R1
100K
180P
C18
L2
GND
GND
R3 33K
C3 0-8P
C19
33K
R4
180P
L5
C5
1000P
R13 680
R5
470K- 1.2M
C10
0.1
C6 4P
R12 100
680K
C20
L6
0-8P
C12
150P
3.9K
R6
68
R14
L1
R9
10K
C14
27P
10K
R8
R73 680
R12
1K
LF: LOWEST FREQUENCY
HF: HIGHEST FREQUENCY
C64 33P
+15V
+5V
+11V +11V
+11V
+11V
+11V +11V
+11V
+11V
+11V
+5V
+11V
+11V
GND LINE
SIGNAL LINE
+B
-B
FM:6.6V
10.5V
1.8V 9.5V
1.0V
11.0V (0V)
0V
0V
1.0V
5.1V
11.0V
2.2V
1.0V
0V
(2.6V)
2.6V
(0V)
2.6V
4.3V
ST: 4.3V
MONO: 0V
0V
(9.0V)
5.1V
2.2V
0V
0.5V
3.1V
(3.7V)
ST: 0V
MONO
:4.8V
3.9V
(1.4V)
5.1V
0V
(0.6V)
4.0V
(0V)
3.7V
5.1V
2.3V
(2.1V)
2.3V
(2.1V)
2.0V
(2.1V)
0V
(2.9V)
2.6V
(2.1V)
2.1V
2.4V
(0.3V)
1.4V
1.4V
4.1V
2.6V
IC2
(X05-4670-20) : 1060VR(Y)/1070VR(Y)/KR-V8090(C) TYPE
IC1
A1 (W02-2582-05)
AM ANT
D1,2,8
Q5,9,10
Q1
D3,4
Q3,6
IC2
IC1
: 2SC2714(R,O)
: 2SA1576A(R,S) or 2SA1586(Y,GR) or
HSS104
MTZJ5.1(B) or UZ-5.1BSB
: 1SS133 or
2SD1819A(Q,R)
: RD5.1ES(B2) or HZS5.1N(B2) or
: 2SC4081(R,S) or 2SC4116(Y,GR) or
2SB1218A(Q,R)
: LC72131
: LA1832
J2
D3
PLL
VT
300
GND
J1
75
D1
D2
FM+B
Q3
Q1
D10
D4
AM IFT
SYSTEM
AM/FM/
MPX
D8
OFF:AM
ON:FM
Q5
FM IF
AMP
IC4 : NJM4565M
: 2SD1757K or 2SD2114K Q7,8
D12
TR1
TR2,3
FET
: 2SC2413
: 2SC2714
: 2SK302
FET
FM FRONT END
TR2
TR1
D1
D2
TR3
D3
RF AMP
OSC
OSC
BUFFER
D1-3 : HVU202 or
1T362
Ω
Ω
FM
FM
DISTORTION(ST) MIX
D13
D10 : MA111
D13
: RD3.3ES(B2) or HZS3.3N(B2) or
MTZJ3.3(B) or UZ-3.3BSB
: RD2.7ES(B2) or HZS2.7N(B2) or
MTZJ2.7(B) or UZ-2.7BSB
+B LINE
-B LINE
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). indicates
safety critical components. 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 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
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.
PCB/SD( 97.6.22 11:19 AM ページ 5
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