Kenwood KRF-V7510D Service Manual page 21

BI BJ
DISPLAY UNIT
(X09-XXXX-XX) (B/3)
+5.6V
ED51
11G 10G
1
P2 P3 P9 P10 P11
P1 P4
SP A B TI.VOL
P1 P2 P3
L C R
P8
MUTE
P7 P8
S1 S2 S3 LFE SW
P5 P6 P7
P9 P10 P11 P12 P13 P14
RDS EON PTY P4 P5 P6
LS S RS
P12 P13 P14
TP TA NEWS
P15
5.4V
G1 DRIVER
-28.7V
Q501
2
-28.7V
(P1)
(P2)
a
(P3)
(P4)
j
(P6) f b (P5)
h k
(P7) g m (P8)
(
80 )
r n
p
(P10) e c (P9)
( 79 )
( 78
)
(P12)
(P11) ( 77 )
d
(P13)
( 76 )
(P14)
(9G-2G) ( 75 )
( 74 )
R517 10K
3
D501
CLIP INDICATOR
D501
D502
D502
DOLBY DIGITAL
72
R505 10K
R506 10K
4
R507 10K
R502 10K
R503 10K
R504 10K
R508 10K
R510 10K
R511 10K
R512 2.2K
R513 2.2K
R514 2.2K
R515 10K
5
X08-
CN1
2/4
D
+5.6V
X09-A/3
-CN8
R528
W505
3/4
47K
Q505
R529
47K
E
Q504
X09-A/3
-CN11
3/4
6
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
F
F
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
7
are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
BK BL
9G 8G 7G 6G 5G 4G 3G
P15
Col
P16
Dp
-18.7V 80
P7/KS1
-22.0V 79
P6/KS2 S1-17 G1-11
-18.7V 78
P5/KS3
-30.7V 77
P4/KS4
-24.5V 76
P3/KS5
75
-27.5V
P2/KS6
-10.0V 74
P1/KS7
73
EMPHASIS
4.5V 72
IC
4.5V 71
PACK CTL
70
69
68
R501 560
0V 67
CLIP IND.
IC51
R519 560 0V 66
D.DIG LED u-COM
0V 65
(BOTTOM VIEW)
STANDBY
4.5V 64
( 64 ) POWER
0V 63
( 63 ) RELAY R
4.4V 62
( 62 ) RELAY C
0V 61
RELAY FB
( 61 )
4.4V 60
RELAY FA
(
60 )
( 59 )
0V 59
VIDEO B
( 58 )
0V 58
VIDEO A
( 57 )
0V 57
V MUTE
0V 56
VOL STB
0V 55
VOL CLK
0V 54
VOL DT
4.5V 53
10dB ATT
52
4.6V
4.5V 51
AMUTE
X501
C531
8MHz
0.01
C504
0.01
+5V
-30V
R535 10K
R538 10K
R541 10K
R545
10K
R602
10K
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
CN11 CN52
D
The DC voltage is an actual reading measured with a high
impedance type voltmeter with a cassette loaded at playback
mode. The measurement value may vary depending on the
measuring instruments used or on the product. Bias circuit DC
voltage is measured while in the record mode.
BM BN
+5.6V
2G 1G
P1 P9 P14
P5
FM AUTO SOUND DIGITAL AUTO
P2 P10 P15
P6
AM PRO LOGIC S.DIRECT MEMO.
P16
P3 P11 P12
P7
MHz 3 STEREO MONITOR ST.
P4 P13 P17
P8
kHz DOWNMIX DSP TUNED
+5V
-28.8V -28.8V
1
G10
2
G11
3 4.6V
+5V
NC
4 4.6V W501
5 4.6V W502
6 0V
AUDIO
7 4.8V
VOL.ENC.A
8 R551
4.6V
REM IN
100
9 4.6V
VOL.ENC.B
10
11
12 0.4V R552 470 R563 10K
KR0
R553 470 R564 10K
13 0.4V
KR1
14 0.4V R554 470 R565 10K
KR2
15 C505 0.01
2.3V
PROTECTION
R544 100K
16 0V
S DATA
17 0V
S BUSY
18 4.8V
E2 DATA
19 4.6V
E2 CLK
R571 220
20 4.8V
SEL.ENC.A
21 4.8V R569 220
SEL.ENC.B
22 R572 220
4.8V
MULTI.ENC.A
23 4.8V R570 220
MULTI.ENC.B
24 4.8V
8/16
25 0V
SCK
D508
26 4.3V
R557 100K
AC-3 SI
27 4.8V D509 D511
R559 330
SO
( 6 )
28
AV REF +5.6V R560 100K
4.8V
( 5 )
29 R521
D516
R561
S LEVEL
10K
30
330
SEL STB2
0V
+5.6V
R540 +5.6V
10K
+5V
R537
RESET IC
10K
4.8V
R597
10 D529 4.8V
IC53
IN OUT
GND
+ +
+5V
-30V
+5.6V
13 12 11 10 9 8 7 6 5 4 3 2 1
CN53
E
BO BP
+5.6V
A501
4.8V 1
ROUT
R573 220
2
GND
S517
4.8V 3
VOLUME CONTROL
R568 220 VCC
A501
REMOTE
SENSOR
S517
R555 10K
S518
R556
INPUT
10K
SELECTOR
S518
(BOTTOM VIEW)
IC52
4.8V 8 1
VCC A0 E2PROM
MULTI
7 2
CPE A1
CONTROL
4.6V 6 3
SCL A2 S519
5 4 C506
4.8V
SDA VSS
S519
1000P
+5.6V +5.6V +5.6V
C534
+
0V 4.6V
C535
470u6.3
C517 R584
1u50 + 1K
+
+
Q503
RESET
+ +
D525
C521
0.01
VR-208/209(K) (4/4)
KRF-V5551D/V7510D/V8010D(M) (4/4)
KRF-V7510D/V8010D/VR-208/209
Y05-3600-10
BQ BR
(X09- ) (C/3)
WH52
R595
4 4
330
S520
3 3
2 2
1 1 POWER
D527
IC51 : CXP82832-141Q
IC52 : X24C02S
IC53 : S-80740AL-A4
Q501,503-505 : 2SC4116(Y,GR) or
2SC4177(L5,L6)
D24,25 : MTZJ18(B) or
RD18ES(B2)
D501,502,527 : B30-2513-05
D503-505,508-522,526,529-531
: 1SS133 or HSS104A
D525 : MTZJ6.2(B) or
RD6.2JS(B2)
A501 : W02-2625-05
ED51 : 11-MT-116GK
VR-209 (X09-4890-10)
DESTINATION
D504,
UNIT No. C534 C535 IC52 W505 Q505 R603
505,510
COUNTRY ABB.
U.S.A. K
0-10 NO NO YES NO YES NO NO
CANADA P
KRF-V8010D (X09-4890-21)
DESTINATION UNIT No. D504,
D505 C534 C535 IC52 W505 Q505 R603
COUNTRY ABB. 510
PX Y
0-21 YES NO YES NO YES YES NO NO
GENERAL MARKET M
KRF-V5551D (X09-4890-01)
DESTINATION
UNIT No. D504,
C534 C535 IC52 W505 Q505 R603
COUNTRY ABB. 505,510
JAPAN J 0-01 YES YES NO NO YES NO NO
VR-208 (X09-4890-11)
DESTINATION
UNIT No. D504,
C534 C535 IC52 W505 Q505 R603
COUNTRY ABB. 505,510
U.S.A. K
0-11 NO NO YES NO NO YES YES
P
CANADA
KRF-V7510D (X09-4892-91)
DESTINATION
D504, C534,
UNIT No. D505 IC52 W505 Q505 R603
510 535
COUNTRY ABB.
Y 2-91 YES NO YES YES NO YES YES
PX
KRF-V8010D (X09-6062-10)
DESTINATION
D504,
UNIT No. D505 C534 C535 IC52 W505 Q505 R603
510
COUNTRY ABB.
V 2-10 YES NO YES NO NO YES NO NO
SHANGHAI
(X00- ) (D/6)
WH51 CN12
1 HP. L J2
1 HEADPHONE
2 HP. R
2
3 GND
3
P2