Kenwood DV-705 Service Manual page 11

U
DV-705/DVF-R5070-S
a
1
h
f
g
r
e
2
p
d
(11G~2G)
VFD UNIT
U1
12G
3
J1
GND 1
SMPS-
CN1
+FL 2
2/3 -27V 3
-FL 4
5.6V 5 +5.6V
P-1
4
C2
0.1
C5
47u16
5
IR1
R4
100
3
VCC
IR SENSOR
2
OUT
1
GND
J2
IR 1
MAIN GND 2
UNIT-
FPCS 3 9
J12
FPCLK 4 8
R9
1/3
FPDATA 5 7
330
LED1 6
6
NC 7
A-5
KEY UNIT
D8
15 DISC 1
D9
14 DISC 2
D10
13 DISC 3
D11
12 DISC 4
D12
10 DISC 5
7
12 VFD UNIT
V
12G
P1
P2
j
P3
b
P4
P5
k
P6
m
P7
P8
P9
c
P10
n
P11
P12
P13
P14
P15
P16
11G 10G 9G
Dp
27V
34
9G GRID9
35
8G GRID8
36
7G GRID7
37
6G GRD6
38
5G GRID5
39
U2
4G GRID4
40
3G GRID3
41
2G GRID2
42
1G GRID1
43
VDD
+
44
VSS
+B
S1 S2 S3
DISC SKIP DISC 5 DISC 4
S8 S9 S10
DISC 1 DISC 2 DISC 3
W
11G 10G 9G 8G 7G
a a a a a
b b b b b
f f f f f
h h h h h
k k k k k
j j j j j
g g g g g
m m m m m
c c c c c
e e e e e
r r r r r
p p p p p
n n n n n
d d d d d
Dp Dp
8G 7G 6G 5G
Dp
Col
22
SEG9 P9
21
SEG8 P8
20 N2
SEG7 P7
D1
1
19
SEG6 P6
D2
2
18
SEG5 P5
D3
3
17
SEG4 P4
D4
4
16
SEG3 P3
D5
5
15
SEG2 P2
D6
6
14
SEG1 P1
D7
7
13
VDD
11 8
12
VSS
10 9
10
+B 11
1 12
2 13
3 14
4 15
+B
S4 S5 S6
SEQ MODE OPEN/CLOSE PREV
S11 S12
PLAY STOP
X
6G 5G 4G 3G 2G 1G
a a a a a
b b b b b
f f f f f
h h h h h
k k k k k
j j j j j
g g g g g
m m m m m
c c c c c
e e e e e
r r r r r
p p p p p
n n n n n
d d d d d
Col Col
4G 3G 2G
Col
U1 : 12-BT-151GNK
U2 : uPD16315GB-3BS
+B
D1-7,14,15 : 1N4148
B
D8-12 : B30-2645-08
CAUTION: For continued
J3
safety, replace safety criti-
1 1
cal components only with
2 2
manufacturer's recom-
3 3
mended parts (refer to
4 4
parts list).
5 5
safety critical compo-
6 6
nents. For continued pro-
7 7 tection against risk of fire,
8 8
replace only with same
9 9
type and rating fuse(s). To
10 10
reduce the risk of electric
11
12 12
shock, leakage-current or
13 13
resistance measurements
14 14
shall be carried out
15 15
(exposed
acceptably insulated from
the supply circuit) before
the appliance is returned
to the customer.
The DC voltage is an actu-
al reading measured with a
high impedance type volt-
meter with no signal input.
S7
The measurement value
may vary depending on
PAUSE
the measuring instruments
8
S13
used or on the product.
NEXT
9
DV-705 (3/3)
Y
1G
GND LINE
B LINE
B LINE
indicates
parts are