Kenwood KRF-V7020D Service Manual page 24

AY AZ
(X09-616X-XX) (A/3)
Q26
+
0V
Q35
FRONT
A SP
ON/OFF
R344
330
K1
R346
1K
R379
22 1/4W
L1
Q29
C SP
3uH
SW OUT
8
ON/OFF
K4
L2
3uH
R380
22 1/4W
FRONT
R381
22 1/4W
B SP
ON/OFF
L3
Q27
3uH
K2
7
L4
3uH
R382
SURROUND
22 1/4W
SP.
Q28
K3
L5
3uH
R383
22 9
1/4W
60.3V
C278 C280 R341
D4
0.22 0.22 4.7 2W
+62V +62V
+
R15
D1
51K
+
-60.2V
R18
4.7 1/4W
62V 62V
D8 D9
R28 R35
2.7K 2.7K
+
+
C18
32.7V
22u63 D2
R16 R4
+
+35V
C19 47u35 27K 27K
+
35V 35V
-32.7V
+35V
15V AVR
14.7V
3 1 22.3V
+15V OUT IN
+ GND +
R17
2
IC1
27K
+ 1 +
D3
IC2
GND
15V OUT IN
3 2
-15.1V
-15V AVR
-22.8V
SIGNAL LINE
GND LINE
+B
B
BA BB
J4
Q1 : 2SC3940A(R,S)
PRE OUT
Q2 : 2SC2003(L,K)
SWch
D1-4 : 1SR139-400 or S5688B
D5 : MTZJ6.2(B) or HZS6.2N(B2)
D6,7,9 : 1SS133 or HSS104A
D8 : MTZJ2.7(B) or HZS2.7N(B2)
J5
1 Rch
SPEAKERS-A
2 Lch
3 Cch
USED EXCEPT (K,P) TYPE
(X00- ) (B/6)
POWER
SW
J6
S1
1 Rch
SPEAKERS-B
2 Lch
3 RSch
SURROUND
4 LSch
T1
POWER TRANSFORMER
CN1
RED
1 1 1
BLU
2 2
BLK
3 3
BLU
4 4
RED
5 5
ORG
6 6
USED
BLK (M,Y,I) TYPE
7 7
ORG
8 8
CN13
1 1 1
R14
GRY
1 1/4W
3 2 2 USED EXCEPT
X09-B/3
(M,Y,I) TYPE -CN53
4/4
HOT
E
COLD
1
B LINE X09-B/3
-CN51
B LINE YEL
2
4/4
C
F
BC BD
USED (M,Y,I) TYPE
(X00- ) (C/6)
240V 120V
S2 S3
CN11
BRN
1
YEL
2
BLU
3
WHT
4
RED
5
1 2 3 4 5 6
USED EXCEPT (M,Y,I) TYPE
WH2
CN2
2 1 1 2 3 4 5 6
WH1 CN3
2 2
1 1 K1
POWER
ON:0V
D9
OFF:11.0V
D8
R6
100
9.4V
+5V AVR
5.5V
11.0V
CN4
Q1
+5.6V 1 +5.6V +5.6V +B +B +B
D. GND 2 R2
2.7K
Q2 6.1V
F. OFF 3 0.7V
4.6V
+
POWER 4
+ +
5
D. GND
POWER ON/OFF
VR-307 (X00-2910-11)
DESTINATION W1,
UNIT No. T1 J1 C26 R1 W3 P1
2
COUNTRY ABB.
U.S.A. K6
0-11 L07-2567-05 E03-0148-05 YES YES YES NO YES
CANADA P6
VR-309 (X00-2910-11)
DESTINATION
W1,
UNIT No. T1 J1 C26 R1 W3 P1
2
COUNTRY ABB.
U.S.A. K8
0-11 L07-2567-05 E03-0148-05 YES YES YES NO YES
CANADA P8
VR-357 (X00-2910-11)
DESTINATION
W1,
UNIT No. T1 J1 C26 R1 W3 P1
2
COUNTRY ABB.
U.S.A. K7
0-11 L07-2567-05 E03-0148-05 YES YES YES NO YES
CANADA P7
KRF-V7020D (X00-291X-XX) / (X00-2892-11)
DESTINATION
W1,
UNIT No. T1 J1 C26 R1 W3 P1
2
COUNTRY ABB.
GENERAL MARKET M7 0-20 E03-0149-05
L07-2568-05 NO
PX Y7 2-91 E03-0148-05
CHINA C7 3-01 E03-0361-05 NO NO NO NO
L07-2569-05
AUSTRALIA X7
0-71 E03-0325-05 YES
SHANGHAI V7 92-11 L07-2129-05 E03-0361-05
KRF-V8020D (X09-291X-XX)
DESTINATION
W1,
UNIT No. T1 J1 C26 R1 W3 P1
2
COUNTRY ABB.
GENERAL MARKET M8
0-20 E03-0149-05
MALAYSIA I8 L07-2568-05 NO
PX Y8 2-91 E03-0148-05 NO NO NO NO
CHINA C8 3-01 E03-0361-05
L07-2569-05 YES
AUSTRALIA X8 0-71 E03-0325-05
VR-307/309/357 (3/4)
KRF-V7020D (3/4)
KRF-V8020D (3/4)
BE BF
2SA1123 2SB1218A
2SA992 2SC3722K
2SD1819A
2SC1845
2SC2003
2SC2878
2SC3940A
2SC4081
DTC123JUA
2SD1757K
(X00-291X-XX) (A/6)
DA204U
J1
W4
D6
D7
T1 CN1
D1
W1 HOT
1
COLD
D2 2
(K6,P6,K7,P7,K8,P8) : AC120V 60Hz
D3
(Y7,Y8,M7,M8,I8) : AC110-120V/220-240V~
50/60Hz
D4
(X7,X8) : AC240V~ 50Hz
(C7,V7) : AC220V~ 50Hz
P1
TA7805S L78M05T
TA7815S
CS4226KQG YSS902
YSS912
KRF-V7020D/V8020D/VR-307/309/357
Y05-3760-10
BG BH
2SA1285A
2SA1535A
2SC3944A
NJM4565M TA7805SB
NJM4565MD
NJM4580ED
TC9162AF TC74HCU04AF
TC9163AF
TC9164AF
NJM2279M
LC72131
TA79015S
S-80740AL-A4
LA1837 TC7W241FU
LA1838
M62446FP
L88M33T