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Parts List - Kenwood AR-404 Service Manual

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K
(X05-498X-XX)
AR-404 (X05-4980-11)
COUNTRY
C
COUNTRY
3.6V
14.4V
KRF-A4030S (X05-4980-23)
Q7
DETECT
COUNTRY
BUFFER
GENERAL MARKET
AUSTRALIA
COUNTRY
GENERAL MARKET
AUSTRALIA
KRF-A4030 (X05-4982-72)
COUNTRY
COUNTRY
KRF-A4030E (X05-4982-72)
COUNTRY
COUNTRY
R79 3.3K
W82
L6
MUTING
C70
8200P
0V
Q10
-2.2V
W83
0V
L7
0V
Q11
R74
47K
C71
8200P
MUTE
ON: 0.7V
0V
OFF: -2.2V
3.5V
3.4V
R76
Q12
1.8K
MUTING
DRIVE
2.8V
R77
1K
+15V
C77
R29
100P
100
S1
FM :100kHz 75uS
AM :10kHz
FM :50kHz 50uS
AM :9kHz
CH.SPACE
DE-EMPHASIS
L
DESTINATION
R8,
UNIT No.
A
B
C
F
11
ABB.
U.S.A.
K
0-11
NO
33
CANADA
P
DESTINATION
A1
CF1,2
CF3
IC1
ABB.
U.S.A.
K
L72-0596
W02-2622
NO
LA1837
(MS2)
CANADA
P
DESTINATION
UNIT No.
R8
A
C
F
B
ABB.
M
0-23
YES
NO
33
X
0-72
NO
EUROPE
E3
2-72
YES
10
DESTINATION
A1
CF1,2
CF3
ABB.
M
W02-2622
L72-0531 (MA5)
YES LA1838
X
L72-0536 (MS3)
EUROPE
E3
W02-2584
DESTINATION
UNIT No.
R8
A
C
F
B
ABB.
EUROPE
E1
2-72
YES
NO
10
DESTINATION
A1
CF1,2
CF3
ABB.
EUROPE
E1
W02-2584
L72-0536 (MS3)
NO
DESTINATION
UNIT No.
R8
A
C
F
B
ABB.
EUROPE
E2
2-72
YES
NO
10
DESTINATION
A1
CF1,2
CF3
ABB.
EUROPE
E2
W02-2584
L72-0536 (MS3)
NO
CN1
CAUTION: For continued safety, replace safety critical components only with
15
DET
manufacturer's recommended parts (refer to parts list).
14
S-LEVEL
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.
13
SD
12
STEREO
11
R
X09-A/8
-CN7
C83
10
GND
100P
2/3
9
L
8
+15V
+15V
A
15V
7
-15V
-14.9V
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 (
measured in the AM mode.
MUTE
ON: 2.0V
OFF: 4.6V
6
T. MUTE
MODE
4
5
PLL DT
5
4
PLL CLK
3
3
PLL CE
FM
6
2
PLL DO
1
CH.SPACE
AM
AR-404(K,P) (1/3)
KRF-A4020S(M,X,E) (1/3)
KRF-A4030(E) (1/3)
KRF-A4030E(E2) (1/3)
Y05-4040-10
M
R15,32
R27,
R29,
R72,
C8,70,71,
R14
R23
R25
C25
82
28
36
73
77,79,80
100
YES
4.7K
22K
6.2K
NO
15K
NO
470P
W82,
L4,5
L6,7
CN2
W56
S1
E1
83
YES
NO
YES
NO
YES
NO
F10-1129
R15,
R27,
R72, C8,35,
R11
R14
R23 R25
R29
R32
36,82
28
73
YES
33
270
NO
3.3K
18K
7.5K
YES
8.2K
NO
22
100 YES
15K
27K
4.3K
W60
3.9K
L4,5
W82,
IC1
CN2
W56
S1
E1
6,7
83
YES
YES
NO
NO
YES
F10-1129
NO
NO
NO
LA1837
YES YES
NO
F10-1128
R15,
R27,
R11
R14
R23
R25
R29
R32
R36
82
28
22
100
YES
15K
27K
4.3K
NO
W60
YES
L4,5,
W82,
IC1
CN2
W56
S1
E1
6,7
83
LA1837
YES
YES
NO
NO
NO
F10-1128
R15,
R27,
R11
R14
R23
R25
R29
R32
R36
82
28
22
100
YES
15K
27K
4.3K
NO
W60
YES
L4,5,
W82,
IC1
CN2
W56
S1
E1
6,7
83
LA1837
YES
YES
NO
NO
NO
F10-1128
CARRIER
FREQUENCY
98MHz
1kHz
STEREO 67.5kHz 7.5kHz(Pilot)
1000(999)kHz
400Hz
MONO 30% MOD
AR-404/KRF-A4030/A4030E/A4030-S
N
C30,
C35,82,74,
C26
31
89,90
0.022
0.033
YES
C30,
C70,71,
C25
C26
C74
C77
89,90
31
31
79,80,82
YES
YES
470P
0.022
NO
0.022
NO
NO
NO
180P 0.018
YES
R72,
C8,35,74,77
C30,
C70,71,
C25
C26
73
89,90
31
79,80,82
3.9K
NO
180P
0.018
0.022
YES
R72,
C8,35,74,77
C30,
C70,71,
C25
C26
73
31
89,90
79,80,82
3.9K
NO
180P
0.018 0.022
YES
indicates safety critical
) is actual reading
MODULATION
ANT INPUT
DEVIATION
O
60dB
60dB

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