KENWOOD KVF3070KS Service Manual

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Service Manual for KENWOOD KVF3070KS, downloadable as a PDF file.

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background image
DVD/VCD/CD PLAYER
DVF-3070/3070-S
SERVICE MANUAL
© 2003-7 PRINTED IN KOREA
B51-5861-00 (K/K) 1013
In compliance with Federal Regulations, following are repro-
duction of labels on, or inside the product relating to laser
product safety.
KENWOOD Corp. certifies this equipment conforms to DHHS
Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.
Caution : No connection of ground line if disassemble
the unit. Please connect the ground line on
rear panel, PCBs, Chassis and some others.
76
0
POWER
MIC
LEVEL
MAX
MIN
ON
OFF
Cabinet panel *
(A09-)
Crystal Window *
(B10-)
Con phono socket
(E68-1227-08)
Top cover *
(A09-)
Button *
(K29-)
Button *
(K29-)
Knob(POWER) *
(K29-)
Con din socket
(E63-1243-08)
Con phono socket
(E63-1190-08)
* Refer to parts list on page 14 .
DVF-3070K-S
Knob(LEVEL) *
(K29-8225-08)
Con phono socket
(E63-1192-08)
70%
background image
DVD/VCD/CD PLAYER
DVF-3070/3070-S
SERVICE MANUAL
© 2003-7 PRINTED IN KOREA
B51-5861-00 (K/K) 1013
In compliance with Federal Regulations, following are repro-
duction of labels on, or inside the product relating to laser
product safety.
KENWOOD Corp. certifies this equipment conforms to DHHS
Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.
Caution : No connection of ground line if disassemble
the unit. Please connect the ground line on
rear panel, PCBs, Chassis and some others.
76
0
POWER
MIC
LEVEL
MAX
MIN
ON
OFF
Cabinet panel *
(A09-)
Crystal Window *
(B10-)
Con phono socket
(E68-1227-08)
Top cover *
(A09-)
Button *
(K29-)
Button *
(K29-)
Knob(POWER) *
(K29-)
Con din socket
(E63-1243-08)
Con phono socket
(E63-1190-08)
* Refer to parts list on page 14 .
DVF-3070K-S
Knob(LEVEL) *
(K29-8225-08)
Con phono socket
(E63-1192-08)
70%
background image
The marking of products using lasers
(For countries other than U.S.A. and U.S.-Military)
Inside this laser product, a laser diode classified as Class 2 laser radia-
tion is contained as alerted by the internal caution label shown above. Do
not stare into beam or view directly with optical instruments.
Location: DVD laser pick-up unit cover inside this product
CAUTION
VISIBLE AND INVISIBLE LASER RADIATION
WHEN OPEN. DO NOT STARE INTO THE BEAM OR
VIEW DIRECTLY WITH OPTICAL INSTRUMENTS.
DO NOT PRESS ON THIS SURFACE
The marking this product has been classified as Class 1. It
means that there is no danger of hazardous radiation outside
the product.
Location: Back panel
CLASS 1
LASER PRODUCT
Operation to reset
The microprocessor may fall into malfunction (impossibility to oper-
ate erroneous display, etc.) when the power cord is unplugged while
power is ON or due to an external factor.
In this case, switch off the power, wait for several seconds, and then
switch the power on again.
Return to the factory defaults by resetting the microprocessor is
done as shown as follows.
Press the MENU key on the remote to enter SETUP MENU.
Select the PREFERENCE, then press the ENTER key.
Select DEFAULTS, press the Cursoe right (
) key to select
RESET.
Press the numeric keys as shown below.
Press
,
,
,
, then press the ENTER key.
When resetting is done according to this method, all settings,
including the settings for password and parental level, will be
reset to the factory defaults.
Manufactured under license from Dolby Laboratories. "Dolby"
and the double-D symbol are trademarks of Dolby Laboratories.
"DTS" and "DTS Digital Out" are trademarks
of Digital Theater Systems, Inc.
Before transporting or moving this unit, carry out the fol-
lowing operations.
1. Set the POWER ON/OFF switch to the ON without load-
ing a disc.
2. Wait a few seconds and verify that the display shown ap-
pears.
3. Set the POWER ON/OFF switch to OFF.
Caution on condensation
Condensation (of dew) may occur inside the unit when
there is a great difference in temperature between this unit
and the outside. This unit may not function properly if con-
densation occurs. In this case, leave the unit for a few
hours and restart the operation after the condensation has
dried up.
Be specially cautious against condensation in the follow-
ing circumstances:
When this unit is carried from one place to another across
a large difference in temperature, when the humidity in the
room where this unit is installed increases, etc.
Note related to transportation and movement
Please confirm that the following accessories are present.
Batteries(R6/AA) ...(2)
Audio video cord (Red, White, Yellow) ...(1)
(E30-2990-08)
Remote control unit ...(1)
(A70-1532-08) : E, X, Y
(A70-1592-08) : M
Coaxial cable ...(1)
(E30-7235-08)
DVF-3070/3070-S/3070K-S
2
ACCESSORIES / CAUTIONS
Accessories
Cautions
MODEL
DESTINATION
COLOR
DVF-3070
E(EB)
BLACK
DVF-3070
Y(Y) X(XB)
BLACK
DVF-3070-S
E(ES) X(XS)
SILVER
DVF-3070K-S
M
SILVER
Model vs description
background image
DVF-3070/3070-S/3070K-S
3
DISASSEMBLY FOR REPAIR
How to open the tray if it does not come out.
1. Insert a flat driver and pull it down in the drawing through the
hole on the loading chassis bottom.
2. Pull out the tray frontward by hand when it comes just out.
background image
4
A
BD
CE
2
1
3
5
7
4
6
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD
R916
J901
J902
C903
R913
R912
R915
J903
J904
J905
38kHzJRC
J906
J907
R914
2
I
G
+B
11
5
J908
J909
J910
J911
J912
J914
J927
J917
J918
J920
J921
J922
J923
J924
J919
J913
J915
STOP
SEARCH-
SKIP-
PLAY/PAUSE
SEARCH+
J007
J925
SKIP+
J916
71
OPEN/CLOSE
R904
R903
R902
R901
R909
C904
C905
C902
C901
R910
R911
12
5
1
6
3
5
5
0
5
3
5
4
1
13
14
26
27
39
40
52
D905
CN91
RM91
LG92
SW91
CN92
SW93
SW94
SW96
SW92
SW95
SW97
D904
D902
D901
LG91
FL91
MCN1
SCN1
IC91
FRONT
J33
J819
J9
J23
J15
J11
J10
J21
J34
J35
J857
J855
J19
J832
J830
J831
J4
J29
J812
J813
J1
C213
C169
C259
C175
C258
C219
J815
J816
J829
J7
J817
J5
J30
1
12
J827
J6
J889
C807
C809
C802
C805
J868
J809
J2
1
17
2
16
J802
J869
J871
J873
J810
J3
J870
J803
J804
J805
J806
J807
J8
J25
R76
J866
J28
J875
J874
J12
J859
J37
J13
J20
J32
J22
J36
J14
J31
J26
J27
J16
J17
J18
OI
G
12
1
C2
C4
C6
C33
C5
C7
C16
C19
C226
C227
C713
C714
C820
C836
C23
C22
C27
C28
C8
C10
C9
C31
C17
C20
C11
J862
J861
R843
R845
R61
R896
R844
R56
R55
R58
R30
R869
R870
R74
R871
R31
C15
R65
R63
R62
C30
R717
R719
R3
R7
R8
C1
R54
R6
R5
R4
R704
R173
R170
R174
R28
C188
R27
R24
C190
C173
R20
C185
R21
R162
C191
R29
C223
R156
R836
R826
R868
R866
R820
R808
L801
C803
R806
R801
J801
R802
R805
C810
R816
C804
C184
R809
R810
R825
R824
1
4
8
5
R22
R171
R149
C216
R152
R167
R165
R176
R159
R842
R891
R841
10
1
11
20
R804
L812
R811
R817
R812
R814
C806
R821
C808
C801
R803
C828
C822
C823
C824
C826
R813
R890
L813
L805
R60
R53
R52
C14
R36
R32
R19
R17
R18
R9
C13
R35
R16
R14
R15
R2
R37
R26
R23
R25
R10
R69
C32
R68
R67
R70
R71
R72
C3
L802
R73
R51
R33
R714
R715
R43
C18
R44
R42
R41
R40
R39
R49
C21
R50
R48
R47
R46
R45
C716
C717
C718
R721
C873
R64
L804
R66
L803
R38
R34
C12
R13
R11
R12
R1
R59
R57
R75
BE
BE
BE
C29
J888
J24
J822
FID2
FID3
D8
Q14
Q11
Q12
BE
Q23
B
E
Q19
B
E
Q2
B
E
BE
Q1
Q17
BE
B
E
B
E
E
B
Q25
D7
Q27
BE
BE
BE
Q22
Q802
Q801
U23
Q13
B
E
1
21
2
20
Q20
E
B
E
B
EB
E
B
B
E
B
E
Q3
Q4
EB Q6
Q5
BE
Q24
Q7
Q8
Q10
B
E
Q16
B
E
Q15
EB
Q21
D9
IC81
D5
D6
D10
OUTPUT UNIT
JK86
JK84
COMPONENT
VIDEO
OUTPUT
VIDEO
OUTPUT
AUDIO
OUTPUT
COAXIAL
DIGITAL
OUT
OPTICAL
JK83
JK71
JK82
JK81
IC84
CP81
1
19
2
18
CP82
CN83
JK85
IC85
CN81
background image
2
FH
J
L
N
GI
K
M
O
1
3
5
7
4
6
105
RR131
RR58
144
1
36
73
72
37
14
5
1
16
32
7
1
1
1
6
5
2
8
17
CC12
CC40
1
24
CC95
CC99
GO
I
B40
B2
1
19
2
18
1
17
2
16
11
6
B3
C59
B14
B10
B33
CC106
CC71
CC60
CC103
CC110
B55
C23
C271
B51
CC67
CC104
CC85
QQ1
CC13
CC98
CC10
CC39
CC92
CC36
CC94
CC15
CC14
B31
B32
B12
C267
1
13
20
1
16
1
2
4
3
32
17
40
21
5
8
4
1
1
20
10
11
C268
8
R395
R394
CC109
RR129
RR126
RR121
RR125
RR87
RR84
CC64
CC59
CC69
RR89
RR91
RR92
RR86
RR85
RR88
CC66
CC76
RR75
RR78
RR74
RR82
CC58
CC57
RR94
RR80
CC63
CC62
CC65 CC75
RR79
RR128
RR127
RR130
CC108
R26
R397
B45
R4
R5
R353
R330
R331
RR119
RR124
RR120
1
28
14
15
85
1
1
10
91
4
O
G
I
RR53
RR55
CC28
CC35
RR52
RR81
RR51
RR54
RR50
RR49
RR34
RR59
RR33
R39
B1
B39
JUMP1
R38
RR47
RR48
RR46
RR60
CC115
CC117
CC116
RR66
RR57
LL15
RR108
RR107
RR105
LL10
LL16
RR12
CC46
RR43
CC3
RR23
RR21
CC8
CC4
RR15
RR13
CC5
RR18
RR29
RR28
RR24
RR65
CC52
CC114
CC113
109
108
85
14
14
CC77
RR96
RR93
CC70
RR64
RR8
RR6
RR3
RR4
RR63
RR62
CC33
FB1
FB2
FB5
CC79
CC80
CC81
CC87
R354
R213
R212
R387
R386
B26
B34
B28
R311
B35
R306
B29
R312
RN11
54
28
12
7
RN10
RN9
RN8
R313
156
157
208
1
104
53
52
1
3
5
Y1
4
B
E
B
E
BE
BE
BE
BE
BE
B
E
BE
B
E
B
E
U1
U9
U3
U4
JS5
U32
U6
U2
U7
UU2
Q3
Q2
TT13
TT12
JUMP2
Q1
TT4
JJ3
JJ6
TT2
QQ2
QQ3
TT5
TT11
U8
JP3
JP1
JP2
TT9
MAIN UNIT (SIDE-A)
JJ2
UU9
TT7
UU7
JS2
DD2
D18
D19
D20
D22
D21
D15
D14
D4
D1
DD5
DD4
DD3
UU5
JJ4
UU11
UU17
UU10
QQ4
UU3
UU1
R324
R325
C210
C197
C252
C206
R72
R295
C4
R19
B37
B38
R292
R32
B43
RR109
CC100
RR40
CC11
RR36
CC101
LL14
LL7
LL2
LL1
LL13
LL8
LL4
LL9
LL5
RR42
RR44
CC102
RR35
RR32
CC82
RR25
RR17
RR19
RR22
CC9
RR26
CC6
RR16
CC2
RR11
CC55
CC45
CC21
CC20
CC51
RR56
RR83
CC22
CC23
CC16
CC56
CC96
CC93
CC1
CC97
CC47
CC48
RR106
CC86
CC50
CC49
CC18
CC19
CC24
CC25
RR97
RR76
RR98
CC42
CC118
CC30
CC31
CC91
CC54
CC53
CC34
CC29
CC107
CC105
CC38
CC37
CC27
C58
B15
R44
R41
C247
B11
B59
B67
B27
B24
R13
R14
R18
B6
B21
RN2
R396
B8
C2
B13
C248
R304
C249
C250
FB4
B20
B19
B36
R307 R310
R308
R323
R43
C1
B7
R2
B22
R6
R1
R3
R7
R8
R301
B23
R34
R35
R31
R33
B41
B60
R345
R341
C266
C269
R350
R346
R347
B52
B53
R343
R344
R348
C270
C63
R351
R342
R52
R9
R299
R298
R300
R297
B30
CC26
RR10
RR123
RR122
B61
CC73
CC72
CC78
RR95
CC74
RR90
CC61
CC68
CC43
CC44
CC32
RR68
RR72
RR71
RR69
RR70
RR100
RR103
RR104
RR99
RR115
CC88
R296
B18
B9
B17
B16
R15
R12
B25
C246
RR101
CC111
CC90
CC89
R10
R11
R392
R391
R393
RR27
RR39
RR31
RR30
BE
RR20
CC7
RR14
RR133
CC83
RR118
RR114
L10
L12
L19
L18
R66
R64
R322
R65
C209
C196
C251
C205
D23
D24
DD1
TT6
MAIN UNIT (SIDE-B)
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD
5
6

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