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Kenwood DVR-505 Service Manual page 20

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AY
AZ
u-COM B'D
5.0V
+5V
C555
0.1
IC551
(BOTTOM VIEW)
C557
470u10
CVIDEO
+
R554
-4.7V
5V
4.7 1/4W
R570
4.7 1/4W
5.0V
+5V
-4.8V
VCR
IC552
OUT(Y)
(BOTTOM VIEW)
VCR
SVIDEO(Y)
OUT(C)
R571
-4.7V
5V
4.7 1/4W
R583
4.7 1/4W
5.0V
+5V
FRONT
S VIDEO(Y)
IC553
(BOTTOM VIEW)
SVIDEO(C)
D503
FRONT
S VIDEO(C)
R544
D502
10K
R545
C508
R584
-4.7V
5V
10K
1000P
4.7 1/4W
C596
0.1
1
2
-27.5V
30V
72
73
74
75
76
77
78
79
81
SEG10
81
80
82
SEG11
82
81
83
SEG12
83
5.3V
82
84
SEG13
84
83
IC502
85
SEG14
85
(BOTTOM VIEW)
84
R533
86
SEG15
86
85
10
5.3V
8
87
VDD
SEG16
87
86
88
SEG17
88
87
89
7
1
88
VDD
+5.5V
WC
E0
90
2
R534
6
90
SEG18
90
E1
32
SCL
91
3
47
91
SEG19
91
E2
92
R535
5
4
92
GRID11
92
31
SDA
VSS
93
93
47
GRID10
93
94
94
GRID9
94
95
95
GRID8
95
96
96
R536
GRID7
96
Q501
97
100K
97
GRID6
97
98
98
5.3V
GRID5
98
99
R537
99
GRID4
99
10K
0V
100
100
GRID3
100
1
2
0V
0V
4.9V
13
4.9V
12
4.8V
8
L501 47uH
5.3V
R538
0V
+5.5V
22
10K
30
5.4V
5.56V
+5.5V
0V
W501
BA
BB
JA551
C553 10u16
VCR
+
IN
C554
10u16
SAT
+
IN
C565 0.022
VCR
D551
OUT
FRONT B'D
CN401
D552
C563
R561
CP432
470u10
75
VCR
FL AC
1
F2
+
OUT
C436 0.047
FL AC
2
F1
C564
R562
C437 0.047
470u10
75
MONITOR
-30V
3
30V
+
OUT
SEG1
4
P1
C569
R485 100K
10u16
Y
+
SEG2
5
P2
C570 0.1
JA552
R491 100K
R565 10K
VCR
SEG3
6
P3
IN
C571 10u16
R486 100K
+
C568
SEG4
7
P4
R487 100K
0.1
C
SEG5
8
P5
C575
R569
R484 100K
470u10
75
Y
+
SEG6
9
P6
JA553
R490 100K
VCR
SEG7
10
P7
OUT
R489 100K
C574
R568
SEG8
11
P9
0.1
75
R488 100K
C
SEG9
12
P8
C585
10u16
R483 100K
Y
C586 0.1 +
SEG10
13
P10
JA554
R482 100K
R578 10K
SAT
SEG11
14
P11
C587 10u16
IN
R499 100K
+
C584
SEG12
15
P12
0.1
R481 100K
C
SEG13
16
P13
C591
R582
R498 100K
470u10
75
Y
+
SEG14
17
P14
JA555
R497 100K
MONITOR
SEG15
18
P15
OUT
R496 100K
C590 R581
SEG16
19
P16
0.1
75
C
R495 100K
SEG17
20
P17
R494 100K
SEG18
21
P18
R493 100K
SEG19
22
P19
R492 100K
GRID11
23
11G
R480 100K
GRID10
24
10G
R479 100K
GRID9
25
9G
R478 100K
CP532
GRID8
26
8G
1
FL AC
R477 100K
2
FL AC
3
-30V
GRID7
27
7G
R476 100K
4
SEG1
GRID6
28
6G
5
SEG2
R475 100K
6
SEG3
GRID5
29
5G
7
SEG4
R474 100K
8
SEG5
GRID4
30
4G
9
SEG6
R473 100K
10
SEG7
GRID3
31
3G
11
SEG8
R472 100K
12
SEG9
GRID2
32
2G
13
SEG10
R471 100K
14
SEG11
GRID1
33
1G
15
SEG12
R470 100K
16
SEG13
17
SEG14
18
SEG15
19
SEG16
20
SEG17
21
SEG18
22
SEG19
23
GRID11
24
GRID10
25
GRID9
26
GRID8
CP431
R440 1K
27
GRID7
A-CLOCK
1
28
GRID6
R439 1K
29
GRID5
2
A-DATA
R436 1K
R435 10K
30
GRID4
ENCODER
3
DOWN
31
GRID3
SW435
32
GRID2
R433
R434
33
GRID1
1K
10K
ENCODER
4
CP531
UP
R431 10K
1
A-CLOCK
RM431
2
A-DATA
R432
3
ENC DOWN
REMOCON
5
IN
+B
+B
4
ENC UP
GND
5
REMOCON
6
4094CE
4094CE
6
7
KEY IN
KEY IN
7
+5.5V
8
+5.5V
8
+5.5V
+5.5V
9
9
+5.5V
10
GND
POWER
11
GND
ON/OFF
GND
10
GND
11
CH GND
BC
BD
2 1
f
e
11G
10G
9G
8G
7G
6G
5G
4G
3G
P1
P2
a
a
a
a
a
a
a
a
P3
b
b
b
b
b
b
b
b
P4
f
f
f
f
f
f
f
f
P5
h
h
h
h
h
h
h
h
P6
j
j
j
j
j
j
j
j
P7
k
k
k
k
k
k
k
k
g
g
g
g
g
g
g
g
P8
P9
m
m
m
m
m
m
m
m
P10
c
c
c
c
c
c
c
c
P11
e
e
e
e
e
e
e
e
P12
n
n
n
n
n
n
n
n
P13
r
r
r
r
r
r
r
r
P14
p
p
p
p
p
p
p
p
P15
d
d
d
d
d
d
d
d
P16
DP1
DP1
DP1
DP1
DP1
DP1
DP1
DP1
P17
DP2
DP2
COL
COL
P18
P19
STANDBY
LED DISPLAY B'D
LED B'D
D436
D437
D433
D435
DOLBY
DTS
CS-51
DIGITAL
PROLOGIC
DSP
1
2
3
1
2
3
1 2
CP534
CP533
CN535
CN435
CP434
CP433
1 2 3
1
2
3
1 2
IC431
Q431-435,451
+5.5V
Q436
Q435
Q431
Q434
Q433
Q432
D401
D402-408 : ZNR5V1B0.2W
D430
D431,432 : 1N4148
D433-439
SHIFT
REGISTER
IC431
16
1
VDD
+B
ST
R453
2
15
DATA
ENABLE
3
14
100K
CLK
Q5
4
13
D430
4
Q1
Q6
5
12
D402
5
Q2
Q7
6
11
6
Q3
Q8
C433
7
10
7
Q4
Q'S
100P
8
9
VSS
QS
D432
470
+5.5V
R438
1K
PLAY
Q451
Q436
R452
D401
180
5.56V
R448 1K
R449 1.2K
R450 1.5K
R451 2.2K
PLAY/
INPUT
STOP
DVR-505/7000 (4/4)
PAUSE
BE
BF
FL431
1
F1
F1
2
F1
3
NP
a
4
NP
5
1G
1G
h
6
j
2G
2G
7
b
3G
3G
8
k
4G
4G
9
5G
5G
10
g
m
6G
6G
11
7G
7G
12
r
n
8G
8G
c
13
9G
9G
14
p
10G
10G
15
11G
11G
16
NX
d
17
NX
(2G-10G)
18
NX
19
NX
20
2G
1G
NX
21
P1
P1
22
P2
P2
22
a
P3
P3
24
P4
P4
25
b
(L)
P5
P5
26
P6
P6
f
27
P7
P7
28
h
(C)
P9
P9
29
j
P8
P8
30
P10
P10
(R)
k
31
P11
P11
32
g
P12
P12
33
m
P13
P13
34
P14
P14
c
35
P15
P15
e
36
P16
P16
37
n
(LS)
P17
P17
38
P18
P18
r
39
P19
P19
40
p
(S)
NP
41
NP
d
42
F2
F2
(RS)
43
F2
: BU4094BF
: DTC114YKA
: KRA107S
: B30-2637-08
: 1SS355
:
B30-2638-08
DVR-505/7000
Y39-4110-10
BG
BH
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 voltmeter
with no signal input. The measurement
value may vary depending on the measur-
ing instruments used or on the product.

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Dvr-7000