Kenwood KRF-V7070D Service Manual page 16

BS BT
(X14-7630-10) (A/11)
1G
11G 10G 9G 8G 7G
29.2V
WH78
1 1 FLAC
2 2 FLAC
J - 7
D791
+8V 3 3 X08 MVDD X08-
CN1
4 4 POWER RLY
1/4
+5.4V 5 5 5V MINI
6 6 D GND
7 7 FAST OFF1
C845
0.01
X09-
CN1
Q842
2/4
IC84
AK-6
C794
0.01
C844
0.01
IC79
D842
R844
∗
100K J2
Q841
5V AVR
W
RESET C793
∗
∗
0.01
J3
C842
0.047F5.5
C792
+
22u50
∗
W
C841
+
1000u6.3
+
+5V
LED
DRIVER
IC74
(BOTTOM VIEW)
8 9
OUT5 OUT6
7 10
OUT4 OUT7
6 11
OUT3 OUT8
5 12
OUT2 OUT9
4 13
OUT1 OUT10
CN49
3 14
CLOCK OUT11
FLAC
2 15
DATA OUT12
FLAC
1 16
VSS VDD +5V
CN50
FLAC 1
FLAC
X08 MVDD
POWER RLY
+5V
5V MINI
D GND
FAST OFF1 7
BU BV
6G 5G 4G 3G 2G 1G
EXCEPT (Y) TYPE
J - 7
(Y) TYPE ONLY
POWER POWER
X08-
CN1
TRANSFORMER TRANSFORMER
BLU BLU
1/4
GRY GRY
BLU BLU
WHT
RED RED
YEL
YEL
RED RED
BRN
YEL YEL
BLU
WHT WHT
YEL YEL
RED RED
X09-
CN1
WHT WHT
BLK BLK
2/4
WHT WHT
RED RED
AK-6
(X14- ) (I/11)
W
W
∗
W960
∗
∗
F2
K451
T1A L250V
∗ ∗
CN22 CN21
RLY CONT.
D454
7.2V
R456
Q451
2.2K
∗
C455
2200u6.3
+
∗
T1
R453
8.4V
1
1/4W D453
+8V
6
+5.5V AVR
5
1
IC45
2
D451
1 3
OUT IN +8V
∗
GND
D452
R451
2 2
3
4
C104
5
100P
6
VR-7060/7070/7080/KRF-V7070D/V7070D-S (4/4)
KRF-V8070D/V8070D-S/X9070D/X9070D-S (4/4)
BW BX
ANODE CONNECTION
1G 2G 3G 4G 5G 6-14G
P1 1-1 1-1 1-1 1-1
P2 2-1 2-1 2-1 2-1
P3 3-1 3-1 3-1 3-1
P4 4-1 4-1 4-1 4-1
P5 5-1 5-1 5-1 5-1
P6 1-2 1-2 1-2 1-2
P7 2-2 2-2 2-2 2-2
P8 3-2 3-2 3-2 3-2
P9 4-2 4-2 4-2 4-2
P10 5-2 5-2 5-2 5-2
P11 1-3 1-3 1-3 1-3
P12 2-3 2-3 2-3 2-3
P13 3-3 3-3 3-3 3-3
P14 4-3 4-3 4-3 4-3
P15 5-3 5-3 5-3 5-3
P16 1-4 1-4 1-4 1-4
P17 2-4 2-4 2-4 2-4
(X14- ) (J/11)
E
VOLTAGE SWITCH
SELECTOR
CN1 WH1
GRY 1 1 1
F3
WHT 2
2 2
T4A L250V
3 3
(X14-7630-10)
YEL 3 CN4 CN3
DESTINATION
MODEL NAME
COUNTRY
S1
KRF-V7070D-S EUROPE
KRF-V7070D EUROPE
KRF-V8070D-S EUROPE
KRF-V8070D EUROPE
W141
KRF-X9070D-S EUROPE
BRN 4
EUROPE
220- 110-
KRF-X9070D
240V 120V PX
BLU 5
U.S.A.
VR-7080
CANADA
U.S.A.
VR-7070
CANADA
U.S.A.
VR-7060
CANADA
(X14-7630-10)
∗ DESTINATION
MODEL NAME
CN48 COUNTRY
KRF-V7070D-S EUROPE
3
KRF-V7070D EUROPE
2 KRF-V8070D-S EUROPE
KRF-V8070D EUROPE
1
KRF-X9070D-S EUROPE
EUROPE
∗
KRF-X9070D
CN47 PX
1 U.S.A.
VR-7080
CANADA
2
U.S.A.
VR-7070
CANADA
U.S.A.
VR-7060
CANADA
P2
(X14-7630-10)
DESTINATION
MODEL NAME
COUNTRY
KRF-V7070D-S EUROPE
CN45 KRF-V7070D EUROPE
KRF-V8070D-S EUROPE
1
KRF-V8070D EUROPE
2
KRF-X9070D-S EUROPE
EUROPE
(K,P) : AC120V 60Hz
KRF-X9070D
(Y) : AC110-120V/220-240V~ PX
50/60Hz
U.S.A.
VR-7080
(E) : AC230V~ 50Hz
CANADA
U.S.A.
VR-7070
CANADA
U.S.A.
(X14-) (K/11)
VR-7060
D CANADA
∗
(X14-7630-10)
S2
WH5 CN46
DESTINATION
MODEL NAME
1 2 1
COUNTRY
1
2 1 2 KRF-V7070D-S EUROPE
KRF-V7070D EUROPE
2 KRF-V8070D-S EUROPE
POWER SWITCH
KRF-V8070D EUROPE
KRF-X9070D-S EUROPE
3
EUROPE
KRF-X9070D
PX
4
U.S.A.
VR-7080
CANADA
RECORDING LINE
U.S.A.
VR-7070
CANADA
SIGNAL LINE
U.S.A.
GND LINE VR-7060
CANADA
+B B LINE
B B LINE
Y05-4700-10
BY BZ
15G 16G
P18 3-4 3-4 3-4 3-4
1-1 1-1 1-1 P19 4-4 4-4 4-4 4-4
P20 5-4 5-4 5-4 5-4
2-1 2-1 2-1
P21 1-5 1-5 1-5 1-5
3-1 3-1 3-1
P22 2-5 2-5 2-5 2-5
4-1 4-1 4-1
P23 3-5 3-5 3-5 3-5
P24 4-5 4-5 4-5 4-5
5-1 5-1 5-1
P25 5-5 5-5 5-5 5-5
1-2 1-2 1-2
P26 1-6 1-6 1-6 1-6
P27 2-6 2-6 2-6 2-6
2-2 2-2 2-2
P28 3-6 3-6 3-6 3-6
3-2 3-2 3-2
P29 4-6 4-6 4-6 4-6
P30 5-6 5-6 5-6 5-6
4-2 4-2 4-2
P31 1-7 1-7 1-7 1-7
5-2 5-2 5-2
P32 2-7 2-7 2-7 2-7
P33 3-7 3-7 3-7 3-7
1-3 1-3 1-3
P34 4-7 4-7 4-7 4-7
2-3 2-3 2-3
P35 5-7 5-7 5-7 5-7
P36
3-3 3-3 3-3
P37
4-3 4-3 4-3
P38
5-3 5-3 5-3
1-1 2-1 3-1 4-1 5-1
1-4 1-4 1-4
2-4 2-4 2-4
1-2 2-2 3-2 4-2 5-2
1-3 2-3 3-3 4-3 5-3
1-4 2-4 3-4 4-4 5-4
1-5 2-5 3-5 4-5 5-5
1-6 2-6 3-6 4-6 5-6
1-7 2-7 3-7 4-7 5-7
(2G-16G)
C455,
C842 CN21,
UNIT No. A B E C D F G C105 C202 C452 C453 C841
ABB. 909 22
E1 3300u
2-73 YES NO NO YES NO NO YES 0.039 NO NO YES YES
E7 25
E2
3300u
2-72 YES NO NO YES YES NO YES 0.039 NO NO YES YES
25
E8
E3 3300u
2-71 YES NO YES YES YES YES NO 0.039 NO NO YES YES
E9 25
3300u
Y1 2-91 NO YES YES YES YES NO NO 0.068 YES NO YES YES
25
K8
3300u
0-10 NO NO YES NO YES NO NO 0.1 NO YES NO NO
16
P8
K7 3300u
0-10 NO NO YES NO YES NO NO 0.1 NO YES NO NO
P7 16
K6 3300u
0-11 NO NO NO NO YES NO YES 0.1 NO YES NO NO
P6 16
R100,
UNIT No. CN47 CN48 D741-745 F1 F2 IC90 J2 J3 J66 J68 K451
ABB. R121
E1
B30-2651 250V MN101C49 S76-
2-73 YES NO YES NO YES NO YES NO
-05 GGS 0110-05
E7 T4A L
E2
B30-2651 250V MN101C49 S76-
2-72 YES NO YES NO YES YES NO NO
E8 -05 T4A L GGS 0110-05
E3 B30-2651 MN101C49 S76-
250V
2-71 YES NO YES NO YES YES NO YES
E9 -05 T4A L GGP 0110-05
B30-2545 250V MN101C49 S76-
Y1 2-91 NO YES YES YES NO YES NO YES
-05 GGP 0110-05
T4A L
K8
B30-2545 125V MN101C49 S76-
0-10 YES NO NO YES NO YES NO YES
-05 GGP 0107-05
P8 10A
K7 B30-2545 MN101C49 S76-
125V
0-10 YES NO NO YES NO YES NO YES
P7 -05 10A GGP 0107-05
K6 B30-2545 125V MN101C49 S76-
0-11 YES NO NO YES NO YES NO NO
-05
P6 10A GGS 0107-05
R458, R835, R867-
UNIT No. R451 R454 R457 R881 R882 R884 R902 R914 R977 T1
ABB. 836 906 870
E1
L07-
2-73 130K 27 NO NO NO 100K NO NO YES YES YES 27K
2761-05
E7
E2 L07-
2-72 130K 27 NO NO NO 100K NO NO YES YES YES 27K
E8 2761-05
E3 L07-
2-71 130K 27 NO NO NO 100K NO NO YES YES YES 27K
E9 2761-05
L07-
Y1 2-91 18K 15 NO YES YES 100K NO NO YES YES NO 12K
2805-05
K8 L07-
0-10 39K 27 YES NO NO 100 NO YES YES NO NO NO
P8 2809-05
K7 L07-
0-10 39K 27 YES NO NO 100 NO YES YES NO NO NO
P7 2809-05
K6
L07-
0-11 39K 27 YES NO NO 100 YES NO NO NO NO NO
2809-05
P6
W801-
UNIT No. W104 W121 W804 W950 W951 W960 WH5 WH66 WH86 WH87
803
ABB.
E1
2-73 YES NO YES YES YES NO NO YES NO NO NO
E7
E2
2-72 YES NO YES YES NO YES NO YES YES NO NO
E8
E3
2-71 YES NO YES YES NO NO NO YES YES YES NO
E9
Y1 2-91 NO NO YES YES NO NO NO YES YES NO NO
K8
0-10 YES YES NO NO NO NO YES NO YES NO YES
P8
K7
NO YES NO YES
0-10 YES YES NO NO NO NO YES
P7
K6
0-11 YES YES NO YES NO YES YES NO YES NO NO
P6
KRF-V7070D/V8070D/X9070D/VR-7060/7070/7080
CA CB
3-4 3-4 3-4
4-4 4-4 4-4
5-4 5-4 5-4
1-5 1-5 1-5
2-5 2-5 2-5
3-5 3-5 3-5
4-5 4-5 4-5
5-5 5-5 5-5
1-6 1-6 1-6
2-6 2-6 2-6
3-6 3-6 3-6
4-6 4-6 4-6
5-6 5-6 5-6
1-7 1-7 1-7
2-7 2-7 2-7
3-7 3-7 3-7
4-7 4-7 4-7
5-7 5-7 5-7
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.
The DC voltage is an actual reading mea-
sured with a high impedance type volt-
meter with no signal input. The measure-
ment value may vary depending on the
measuring instruments used or on the
product.