Kenwood DV-4050-B User manual

70%
In compliance with Federal Regulations, following are repro-
duction of labels on, or inside the porduct relating to laser
product safety.
KENWOOD-Crop. 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.
DVD VCD CD PLAYER
DV-4050-B
DVF-R6030-B
SERVICE MANUAL © 2000-9/B51-5661-00 (K/K) 1399
STANDBY
ON/STANDBY
STANDBY
ON/STANDBY
POWER
DISC
5
changer
DISC SKIP DISC 1DISC 2DISC 3DISC 4DISC 5OPEN/CLOSE
0
3
8
7
VIRTUAL
SURROUND
4¢
COAXIAL OPTICAL
DIGITAL OUTPUT
(PCM/BIT STREAM)OUTPUT COMPONENT VIDEO OUTPUT SUB WOOFER
YCb Cr
S VIDEO
L
1 2
R
2
OUTPUT LINE OUTPUT
VIDEO
1
Knob
(K29-7823-13)
Knob
(K29-7804-13)
Knob
(K29-7801-13)
Metallic cabinet
(A01-3776-01)
Pin jack
(E63-1159-05)
Pin jack
(E63-1127-05)
Oscillating module
(W02-2732-05)
Front glass
(B10-3610-02)
Panel *
(A60-)
Pin jack
(E63-1162-05)
AC power cord bushing
(J42-0083-05)
AC power cord *
(E30-)
Pin jack
(E63-1161-05)
Cylindrical receptacle
(E56-0032-05)
Knob
(K29-7822-13)
*Refer to parts list on page17.
Pin jack
(E63-1157-05)

DV-4050-B/DVF-R6030-B
2
CONTENTS / ACCESSORIES
CONTENTS / ACCESSORIES .................................. 2
DISASSEMBLY FOR REPAIR....................................3
ADJUSTMENT ............................................................5
PC BOARD..................................................................7
.
SCHEMATIC DIAGRAM ............................................ 9
EXPLODED VIEW ....................................................15
PARTS LIST..............................................................17
SPECIFICATIONS....................................................20
Contents
Accessories
Remote control (1)
(A70-1420-05)
Battery cover(A09-1213-08)
Batteries (2)
for remote control
Audio cable (1)
(E30-0505-05)
Video cable (1)
(E30-1427-05)
Optical digital audio cable (1)
(B19-1529-05)
Note: Please contact our KENWOOD Service Department in your side if you want the information;
Microprocessor(MN101C35D) ports explanation and full (previous) format parts list on this
model. You can be available them by internet from us.
Note: Test Mode in detail is written in
DV-4900/DV-4700/DVF-R6030/DVF-R9030 Service Manual(B51-5665-00).

DV-4050-B/DVF-R6030-B
3
DISASSEMBLY FOR REPAIR
1
5
2
3
6
4
5
HOOK ( x2)
HOOK
x2
Guide
6
3
4
HOOK
GUIDE
ARM
DRIVE
GEAR
HOOK
LOADING
GEAR (A)
(Free)
PROTRUSION OF TRAY
2
1
5
REAR
1. How to Remove Tray
1. Remove the front panel and flexible cable.
Disassemble the X25 and power supply pcb with sub
chassis if it is a difficult.
2. Push and hold the lever( )to clockwise and pull barely
out the tray to frontwards( ) where the hook of tray( )
meets with guide( ).
3. Push hooks( ), both sides, inwards and release them
from guides( ).
4. Pull hooks of tray( ) outwards and remove the tray
upwards( ).
2. How to Assemble Tray
1. Adjust the position of drive gear as figure( ).
Check traverse unit is at the lowest position.
2. Load the tray on the loading mechanism.
Check the position where the loading gear(A) is free( )
3. Meet the hooks with guides and push hooks to load the
tray( ).
4. Set the right side hook to loading mechanism( ).
5. Set the left side hook to loading mechanism with pulling it
outwards( ).
6. Push the tray backwards( ).

DV-4050-B/DVF-R6030-B
4
DISASSEMBLY FOR REPAIR
5. How to Disassemble Traverse Unit
1. Move the traverse to upward by turning motor pulley
(~).
2. Make the gap between the tray guide and guider(L) with
driver( )
3. Remove the screws( , ).
6. Tangential and Tilt Adjustment
1. Turn the power on with pressing the DISC 1 key.
(Display shows "INSPECTION"; test mode.)
2. Press the DISC1 key in playback mode again.
Display shows "Jitter *** %"
3. Turn off if cancel test mode.
2
4
2
1
3
Tray
guide
Guider
(L)
Protruding
part
55
5
6
6
6
X13-7770-10
CN1
CN2
Clamper weight
Spacer
Magnet
Clamper
3. How to Remove Clamper Ass'y
1. Remove screws.
4. How to Disassemble Clamper Ass'y
REAR
Tilt adjustment screw 2
Tilt adjustment screw 1
Tangential adjustment screw

DV-4050-B/DVF-R6030-B
5
CIRCUIT DESCRIPTION
Pin No. Pin Name I/O Description
1 CMD O Serial output for system communication.
2 STATUS I Serial input for system communication.
3 DSPCLK I Serial clock for system communication.
4 DATA O Data signal output to buffer.
5 STB O Strobe signal output to buffer.
6 CLK O Clock signal output to buffer.
7 CLR O Clear signal output to buffer.
8 VDD - +5.0V power supply.
9 OSC2 O Main clock (8MHz) output.
10 OSC1 I Main clock (8MHz) input.
11 VSS - Connected to ground.
12 XI - Connected to ground.
13 XO - Unused.
14 MMOD - Connected to ground.
15 VREF- - Connected to ground.
16~18 KEYIN0~2 I Key signal input.
19,20 PA3,PA4 - Unused.
21 CLOSE SW I Disc clamp control.
22 OPEN SW I Control port of tray open/close for changer mechanism.
23 PA7 - Unused.
24 VREF+ - A/D reference voltage.
25 TM+ O Control port of tray motor.
26 RESET I Reset signal input.
27 RM+ O Control port of tray motor.
28 TRM- O Control port of tray motor.
29 MECHA VR O Control port of tray motor.
30 POWER O Control port of power supply.
31 POWER MUTE O Power on/off control.
32 P15 - Unused.
33 REMOCON I Input port of remote control signal.
34,35 P21,P22 - Unused.
36 POSITION I Detection port of tray position.
37 SPEED I Detection port of rotation speed for tray.
38~ P25,P30~P32 - Unused.
42 STBY-LED O Control port of standby LED.
43 P51 - Unused.
44 VSS-LED O Control port of VSS LED.
45,46 DESTINATION IN I Unused.
47~49 DESTINATION OUT O Unused.
50 DIGI 4 - Unused.
51~63 1G~13G O FL grid output.
64~80 P17~P1 O FL segment output.
81~98 SEG24~SEG41 - Unused.
99 SW MUTE O Control port of sub woofer.
100 VFL - FL power supply.
Microprocessor pin description : MN101C35D(X14,IC1)

DV-4050-B/DVF-R6030-B
6
ADJUSTMENT
No. ITEM INPUT
SETTING OUTPUT SETTING ALIGNMENT
POINT
ALIGNMENT
FOR FIG.
1
BRIGHTNESS
100% COLOR
BAR DISC
Connect the oscilloscope to
Y output with 75-ohms
resistor
VR1 Y-signal =
1000mV±30mV FIG.1.
2
CHROM LEVEL
100% COLOR
BAR DISC
Connect the oscilloscope to
COMPOSIT output with 75-
ohms resistor
VR2 Chrom-signal =
285mV±14mV FIG.2.
3
Cb LEVEL
100% COLOR
BAR DISC
Connect the oscilloscope to
Cb output with 75-ohms
resistor
VR3 Cb-signal =
648mV±14mV FIG.3.
4
Cr LEVEL
100% COLOR
BAR DISC
Connect the oscilloscope to
Cr output with 75-ohms
resistor
VR4 Cr-signal =
648mV±14mV FIG.4.
1000mV±30mV
Y
4.7µs
-2.86
0
714
(100IRE)
[mV] white
yellow
cyan
green
magenta
red
blue
black
714
641
516
443
324
252
127
54
285mV
±14mV
120
IRE
Peak white
Blank
100
0
-40
324
-324
0
[mV]
0
109
215
324
0
-109
-215
-324 Cb
648mV
±14mV
324
-324
0
[mV]
Cr
648mV
±14mV
053 271
324
-53
0
-271
-324
FIG. 1 FIG. 2
FIG. 3 FIG. 4

ACEG IBDFHJ
2
1
3
5
7
4
6
D13
D14 D12
D7
D6
D8 D10
D9
IC2
IC1
R96
W77
W78 W79
R89
R47
R48
W65
R49
R51
R40
R41
R39
R44
R42
R43
R52
C2
C3
C1
R54
100
76
26
50 1
1810
19
25
75
51
R53
R56
C4
C5
C7
C22
C21 C23
R4
R5
C17
C16 C18 C20
C19
R3
C31
C32
C30
C27
C29
R1
R2
C24 C26
C25
C15
R30
R31
R29
R27
R28
R32
R36
R37
R35
R33
R34
C9
C11
C14
C13
C8
R26
R25
R23
R24
R73
C38
W62
W60
W61
C39
W55
C40
R74
C41
W54
W66
W56
W53
R86
W58
W52
W67
W69
C10
W68
W63
W70
W70
W64
R69
R61 R60
R59 R58
R70
W76
W75
W74
W71
W82
W73
W72
R50
W50
W51
W49
W48
R79
R95
R93
R91
R87
W57
W59
R11
R88
R90
R92
R94
R80
R78
R77
R75
R76
W100
R67
R66
R64
R81
L4
C33
R71
C34
R72
C35
C36
R82
R84
R21
R12
R83
C200
C26
C21
C29
C24
C22
C27
R19
R18
C136
C102
C151
C150
C101
C1
C6
C31
R77
C201 R200
R201
C202
R202
W194
W195
R57
R90
R58
R91
C13
C15
W10
W2
R50
R51
R48
R49
R54
R55
R52
R53
R47
R41
R42
R36
R40
R45
R46
R43
R44
R71
R72 R69
R70
R75
R76
R73
R74
R68
R62
R63
R56
R61
R66
R67
R65
R13 R14 R11
R12
R10
R4
R5
R2
R3
R8
R9
R6
R7
R30
R31
R28
R29
R34
R35
R32
R33
R27
R21
R22
R25
R26
R23
R24
R78
R135
R136
R172
R134
R140
R137
R173
R126
W173
R125
R130
R131 R128
R129
R160
R157
R163
R164
R156
R150
R151
R141
R154
R155
R152
R153
R101
R102
R88
R89
R105
R106
R103
R104
R87
R81
R82
R79
R80
R85
R86 R83
R84
R116
W199
W143
R120
R121
R115
R109
R110 R107
R108
R113
R114
R111
R112
R1
W77
W101
W167
L2
L3
L7
L8
L6
L4
L5
L1
C138
W32
C130 C5
C124
C10
C35
C140
C46
C133
C111
C135
C7
C127
C3
C34
C131
C4
C116
C115
C118
C2
C144
C141
C145
C112
C8
C42
C43
W63
C47
C44
C36
C11
C9
C37
C41
C12
C38
C105
C33
C104
C108
C107
C106
C103
C32
C48
C39
C117
C134
W88
L10
W131
C132
W129
W65
C110
W69
C45
C129
C40
W98
W92
W23
W28
W24
W15
W17
W136 W139
W22
W153
W151
W122
W124
W71
W121
W119
W127
W79
W78
W68
W47
W55
W56
W44
W33
W36
W40
W52
W51
W49
W62
W66
W53
W54
W59
W64 W86
W82
W114
W80
W83
W91
W72
W87
W85
W94
W73
W67
W30
W29
W38
W20
W75
W96
W128
W111
W97
W112
W115
W95
W104
W109
W84
W90
W105
W106
W125
W34
W37
W31
W35
W50
W25
W117
W100
W76
W58
W102
W103
W93
W89
W81
W108
W113
W118
W137
W99
W43
W138
W126
W134
W132
W158
W159
W157
W190
W150
W156
W152
W175
W178
W130
W140
W149
W172
W183
W120
W123
W166
W155
W160
W198
W116
W45
W147
W13
W1
1
25
24
1
2
13
1
6
B
E
E
B
E
BE
B
E
B
E
B
E
BE
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
B
E
B
E
B
I
G
O
G
I
O
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
7
1
8
31
14
B
E
B
E
B
E
B
E
BE
1
4
22
21
2
1
14
13
2
1
5
8
4
1
5
8
4
1
1
BE
BE
BE
EB
EB
EB
EB
7
14
8
1
8
1
12
BE
OIG
14
2
1
1
5
1
1
O
G
I
3
2
54 51 50 38 21 5 3 1
25 1
224
2
4
5
42
E
B
E
B
3
2
W5
W7
W39
W3
W4
W11
W12
W14 W16
W19
W42
W18
W8
W26
W21
W60
W110
W41
W48
W6
W196
W107
W191
W165
W169
W164
W163
W185
W9
W184 W174 W176
W180
W148
W133
W142
W201
W182
W135
W202
W177
W144
W145
W170
W171
W181
W187
W192
W188
W141
W189
W200
W186
W179
W168
W162
W57
W74
R170
R171
W193
R38
R39
W46
W61
W70
W27
(C)
(Cr)
(Cb)
(Y)
C121
R117
C119
C120
R118
C113
R123
C148 C146
C149
C147
C122
C114
C125
R127
R133
R132
R138
R139
C128
R142
R165
VR1
VR4
VR3
VR2
R60
R59
R92
C14
R64
Q1
D11
X14-7170-10 A/3 (J70-1427-11)
E1 IC3
A1
Q3
Q2
E2
WH1
WH1
WH2
D16
X14 C/3
X14 B/3
WH2
CN1
E3 S4
D1
S5
S1
S2
S3
S6
S11
S10
S7 S8
S9
D2 D3 D4 D5
E4
S13
D15
S12
E5
O
G
I
BE
STANDBY
8MHz
R13 R15R14
R7
R6
R8 R9
R16
R19
R18
R17
R57
R22
W10
L1
C12
C28
C6
W29
W34
W22
W23
W35
W32
W33
W30
W31
W28
W38
W27
W20
W18
W16
W8
W9
W13
W15
W36
W37
W41
W43
W44
W42
W45
W46
W47
W40
W39
W24
W25
W21
W12
W6
W14
W7
W5
W1
W4
W3
W2
R68 W11
R65
W26
VIRTUAL
DISC3
DISC1 DISC5
DISC4DISC2
DISC SKIP
POWER
SHOWER
C37
C42
X1
R20
ED1
R10
D5
Q200
D4
D6 D3
D2
D1
IC6 D17
D201
D200
Q34
Q35
Q116
Q111
Q18
Q15
Q19
Q21
Q20
Q11
Q4
Q1
Q5
Q10
Q7
Q101
Q103
Q112
Q100
Q25 Q22
Q29
Q31
Q30
Q117
Q118
D9
D12
D14
D13
D11
J3
IC1
IC2
Q17
Q16
Q23
Q106
Q105
Q2
Q9
Q12
Q8
Q3
Q6
Q27
Q24
Q26
Q109
Q28
Q108
IC4
J5
J1
A1
IC7
Q114 Q113
Q115
Q32
X25-6380-10 (J70-1428-11)
IC8 IC9
Q201
D10
WH1
CN3
CN2
CN5
J2
D16
CN4
J6
CN1
J4
WH2
D15
WH3
Q102
IC5
E2
Q104
Q107
Q110
Q33
E1
SUB
WOOFER
2
LINE OUTPUT
1VIDEO
OUTPUT
CrCb
COMPONENT
VIDEO OUTPUT
Y
S VIDEO OUTPUT
OPTICAL
DIGITAL OUTPUT
COAXIAL
L12
L13
L11
L9
L10
L17
L18
L14
L15
L3
L4
L1
L2
L7
L8
L5
L6
C1
L16
LD
+2
LDON
+5
FE1
TE3
TE1
+5
SRF
Vref
+5
T-
T+
F+
1
21
21
1
F-
FE2
TE2
TE4
CN1
CN2
X13-7770-10 (J70-1426-12)
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD(Component side view)
7 8

2
1
3
5
7
4
6
ABDFHJCEG I
14
13
12
11
10
9
8
7
6
5
4
3
2
1
AGND
AGND
AMUT
DSPCLK
ZFLAG
DGND
AGND
STATUS
MIXL
CMD
AGND
DGND
MIXR
AUDIO
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MGND
POS SENCEI
MECHA FG
DSENS VCC
PHOTVCC
NC
MECHA-VR
MVCC
TRM-
RM+
TM+
MDRV-OUT1
MDRV-OUT2
GND
1
2
3
4
5
6
OPEN SW
GND
CLOSE SW
DSENS VCC
MTR-
MTR+
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
NC
NC
VGND
VGND
Cb
NC
VGND
Cr
Y
VGND
VGND
C
M+9V
AGND
MGND
A+5V
D+5V
DGND
DGND
D+2.5V
D+2.5V
DGND
12 11 10 9 8 7 6 5 4 3 2 1
FL- FL+ FL-35V MGND M+9V DSENS.GND D+5V DGND DGND DGND D+3.3V D+3.3V
87654321
POWER A+5V A-12V ASENS.GND AGND A+12V EV+12V UCOM+5V
1234567891011121314151617181920212223 2425
UCOM+5V UCOMGND NC CMD STATUS DSPCLK NC CLOSE SW OPEN SW TM+ RM+ TRM- MECHA VR NC POWER PMUTE NC POS SENCEI MECHA FG NC SWMUTE NC FL- FL+ FL-31V
10
9
13
12
11
19 18
1
2
3
VOUT
VCC
GND
R200
330
100P
C202
2.2K
R201
100u50
C200
+
C201
47u50
+
24
23
4.7K
R155
R173
10K
100K
R156
+5V+5V
+5V +5V+5V
+2.5V
R170
47K
24
23
2
8
31
5
6
4
7
47K
R171
8
3
2
2
3
C134
0.01
8
9
10
11
12
R160 220
VCC
VCC
18
19
VCC
VCC
10
12
117
7
11
5P
C105
8.2K
R109
390P
C106
390P
C108
8.2K
R110
6P
C107
6.2K
R104
6.2K
R103
6.2K
R106
6.2K
R105
100K
R101
100K
R102
47u35
+
C101
47u35
+
C102
100P
C120
120P
C119
22P
C116
27P
C115
27P
C111
22P
C112
8.2K
R107
8.2K
R108
1
2
R157
47u25
+
1
2
3
4
5
6
7GND
14
13
12
11
10
9
8
VCC
13
10K
R172
10
12
R72 390
100
R71
4.7K
1.2K
R69
R70 R68
560
5.6K
R66
3.9K
R67
L8
15uH
5P
C43
68P
C44
47P
C42 10P
470
VR2
6.8uH
L7
2.7K
R60
C41
R64
2.7K
R59
47
100
R61
C132
1200P
10P
C122
6
5
8
747K
R113
4
12P
56K
R118
C113
3
21
0.01
C114
27K
R117
C121
0.1
27P
C147 22P
47K
R114
0.033
C110
2
1
68K
R112
68K
R111
+3.3V
+5V +9V
+12V +12V
+5V
12V
35V
35V 35V
+3.3V
+2.5V
+5V
+12V +12V
+12V
12V
12V
+9V +5V
+3.3V
+5V
+12V
+9V
+3.3V
+12V
10K
R202
470P
C104
470P
C103
C148 22P C149 27P
+12V
+12V
12V
12V 12V
12V
+12V
120P
C118
C117
100P
3.9K
R43 R45
820
5.6K
R44
C31
C32
6.8uH
7P
22uH
22P
C34
18P
L5
C33 5P
L6
100
R40
R39
1.2K
VR1
1K
47
R38
R41
2.7K
560
R65
560
R42
C7
100
R21
7P
C6
R91
1.2K
1K
VR4
6.8uH
560
L3
R23
R22
2.7K
47
R90
5P
39P
22P
C9
3.9K
R25
15uH
L4
C8
5.6K
R24
R63
10K15K
R62
100
R10
100
R11
R12
4.7K
1R13 .2K 1R14 .2K
C133
+9V
R9
10K
5.6K
R5
C2
6.8uH
L1
VR3
1.2K
R58
C1
7P
47
R1 100
560
R3
1K
R57
C4
22P
39P
R4
15uH
L2
C3 5P
R8
4.7K
820
R7
3.9K
R6
680
47u25
+
C5
+5V
+12V +12V
+12V
+2.5V
+5V
+9V
+5V
+5V
+2.5V
4
4
-5.5V
+5.5V +5.5V
-5.5V
-5.5V
+5.5V
+5.5V
+5.5V +5.5V
+5.5V
+5.5V +5.5V
-5.5V-5.5V -5.5V
35V
35V
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P.GND
LH+
LH-
LOAD
TURN
DIREC
+8.5V
VREF
P.GND
+8.5V
LED
SPEED
POSITION
D.GND
6
5
4
3
2
1
LH+
LH-
LED
UP/DOWN
DGND
OPEN
10
9 8
7
6 5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
3
2
1
3
2
1
21
22
20
19
18
17
12
16
15
14
13
11
10
9
8
7
6
5
4
1
3
2
8
1
2
3
6
4
5
7
12
9
10
11
13
14
Q102,104
Q117
Q23-25
Q22 Q33
Q16-18Q7 Q35
Q1-5
Q6
IC1
IC2
IC4
Q118Q200
Q113,114 Q115,116
Q100
DIGITAL
+8.5V
+8.5V
+B
+5.5V+5.5V
12V
-5.5V
-5.5V -5.5V -5.5V
-5.5V
0.047
C40
+12V
5
20
21
18
19
16
17
14
15
9
13
12
10
11
7
8
6
3
4
2
1
13
21
20
19
18
15
17
16
14
11
12
10
9
8
7
6
5
4
3
1
2
GND (LD)
LD
GND
VCC+2V
LDMON
VCC+5V
TE4
FE1
TE2
TE3
FE2
TE1
VCC+5V
SRF1
GND
VREF2.2
VCC+5V
T-
F-
T+
F+
T-
T+
F+
F-
GND
SRF1
LDMON
TE1
FE2
TE3
TE4
FE1
GND
LD
13
21
20
19
18
15
17
16
14
11
12
10
9
8
7
6
5
4
3
1
2
VCC+5V
VREF2.2
VCC+5V
VCC+5V
VCC+2V
GND (LD)
+B
+B
+B
0.01
C1
+B
+B
+B
L18
L17
L16
L15
L14
L13
L12
L11
L10
L9
L8
L7
L6
L5
L4
L3
L2
L1
+B+B
TE2
13254678910
10798131211 1514 17413265
VC+ VC- H3- H3+ H2- H2+ H1- H1+ SPOM-3 SPOM-2 SPOM-1 TAV - S W + GND STM-NB STM-NA STM-B
16
STM-A
DGND
SBT1
SBO1
SBI1
1968SY
25BSY
SCSIEN
KMODE
Aeserved
D+3.3V
+2.5V
GND
VOUT
VIN
ADJS 4
390
R116
390
C136
+
220u10
C135 5P
C138 0.33
3
1
2
+3.3V
R115
+3.3V
+2.5V
12V
+12V
R120
3.9
220
R2 2.7K
5.5V
470u6.3
+
C13
C14
33016
100u10
C154
+
C153 100u10
+
C146
+
WH3
0.22
C21
1
R18
C22
5P
100u16
C24
+
IN GND OUT IN GND OUT
C27
5P
C26 R19
0.22 1
100u16
+
C29
C15 330u16
+
+B
+B
+B
CN2
CN3
CN4
CN5
WH2 WH1 CN1
D201
Q200
D200
D12
D9
Q118
IC1(1/2)
IC1(2/2)
Q114
Q113 Q115
Q116
D11
Q100
Q117
Q26
Q25
Q23 Q24
Q33
Q22
(1/2) (2/2)
Q102
IC2
IC2
Q17Q16
Q15
Q32
Q7
Q35
Q8 Q9
Q6
D10
Q4
Q1
Q34
Q2 Q3
Q5
D1 D2 D3
D4 D5 D6
CN501
CN551
FC502
FC502
FC503FC503
D501
D501
D502
D551
S551
TRAY MOTOR DRIVER
PS3201
PS4201
AB
(Cb SIGNAL)
BUFFER
(Cb SIGNAL)
OUTPUT
BUFFER
(Y SIGNAL)
(C SIGNAL)
AMP
(C SIGNAL)
BUFFER
AMP
(Y SIGNAL)
(9V 6.8V)
SWITCHING
(3.3V 5V)
DSP CLK SIGNAL
(3.3V 5V)
STATUS SIGNAL
(P MUTE)
INVERTER
SIGNAL
(-35V -29V)
VOLTAGE
CONVERTER
MIX L
MIX R
2 INPUTS
AND GATE
RESET IC
ADJUSTMENT
Y LEVEL
ADJUSTMENT
Cr LEVEL
ADJUSTMENT
Cb LEVEL
ADJUSTMENT
C LEVEL
(SW)
MUTE
INVERTER
(A MUTE)
SIGNAL
(Cr SIGNAL)
BUFFER
DRIVER
M551
IC501
SG-206S
PSGGP1S53V
GL380
:D551
D502
D501
:
:
BA6247N:
FP5201
CN1CN2
FP2501
PS6201
D16
D15
+2.5V
AVR
AVR
-5.5V
Q201
PICK UP
D17
+5.5V
AVR
M
M
IC6
IC4
(X25-6380-10)
IC501
TRAY
MECHA
TRAY
TRAY
(X13-7770-10)
(W02-2756-05)
IC5
IC8 IC9
Replace with new one only if defective
(W04-0013-05)(W04-0013-05)
5.0V
-29.0V 5.0V 5.0V
2.5V
-33.9V
-29.8V
9.1V
8.3V 0.6V
4.8V
5.8V
1.2V
9.1V
5.1V
5.1V
-11.9V
4.7V
1.6V
1.0V
-4.8V
4.7V
-4.8V
0V
4.7V
1.6V
1.0V
1.7V
1.0V 0.2V
-0.5V
0.2V
1.2V
4.7V
-4.8V
12.0V
-11.9V
12.0V
-11.9V
3.7V
3.2V
0.6V
2.7V
0.8V
2.4V
3.6V
5.0V
12.0V
5.1V
5.0V
5.0V
0V
-11.9V
5.1V
0.6V
0.6V
8.3V
0.6V
0.6V
0.6V
5.1V
3.2V
-5.0V
5.0V
12.0V

DV-4050-B/DVF-R6030-B
Y22-8320-10
TKMOQSLNPR
R92
47K
3900P
C127
3900P
C144
150
R140
150
R163
C145
3900P
C141
3900P 150
R164
150
R141
1K
R135
1K
R129
1K
R130
1K
R136
180
R134
180
R128
R137
180
R131
180
R125
100K100K
R126
47u35
+
C124
47u35
+
C140
R138
1K
3900P
C128
150
R142
R132
1K
+
C125 47u25
180
R133 R139
180
GND
VCC
TEC956
1
2
3
47P
C48
47P
C47
68
R87
68
R88
R84
100
100
R82
47u25
+
C46
2.2K
R83
10K
R81
1K
R85
47
R86
100
R79
R75
4.7K
R76
3.6K
3K
R74
3.9K
R77
47P
C36
47P
C37
68
R55
R56
68
47P
C12
68
R36
C45 0.047
R73 390
8 9 10 11 12 13 14
7
6 5
4
3
2
1
220
R154
0.1
C129
91
R151 R153
22 L10
75
R152
C131 10P
3.3
R150
R123
0.01
C39R89
68
R52
2.2K
R51
1K
47
R54
100
R50
100
R53
47u25
+
C35
R80 4.7K
1.2K
R48
4.7K
R46
R165 1
560
R78
1000P
C130
47P
C38
820
R28
R27
R26
680
4.7K
1.2K
R33
1.2K
R34
10047u25
+
C10 R30
100
4.7K
R31
R32 47P
C11
10K
R49
R29
10K
68
R35
+5V
VCCVCC
VCC
VCC
+5.5V
+5.5V
-5.5V
+5.5V
E1 E2
B
+B
Q111,112
Q105,106
Q108,109
Q101,103
Q29-31
Q26,27
Q19-21Q8-11
Q12
12V
-5.5V
R121
R127 100K
5.6K
5.6K
5.5V 5.5V
1K
+5V
47u25
+
2.4K
R24
10K
1K
1K
R22 1K
3300u10
1000u25
+ +
10
S
47u25
C12
R7
D
C11 33P
C+
C59
1000u6.3
7DS GND
FL -
FL +
12
11
M+9 GND
FL -35V
M +9V
9
10 35V
8 +9V
+12V
15uH
+12V
+5V
R18R19
T2
C41 47u2510K
R16
+
L4
C37
56 1W
+
47u50
1.8K 2W
330uH
+
25
R15
+
100u50
35V
+
D GND
D +5V
D GND
D GND
5
6
+
3
4C34 47u25
D +3.3V
D +3.3V
1
2 +3.3V
+
1000u6.3
C55
P-SW
A +5V
+
1000u6.3
8
7
A -12V 6
+5V+5V
GND
10
+
C56
C38
L6 15uH
INOUT
C40 5P
2200P
3300u10
+
C30
3300u10
+ +
2200P
+9V
33uH
33uH
12V
C23 5P
IN
GND
OUT
+9V
470P
12V
470u25
+
C
2200P
C13
C8
R547u25
S
+
: AC110-120V/220-240V~
: AC120V 60Hz(K)
R3
C6
D
50/60Hz
120u400
+
(Y)
C2 0.1
C1 0.47
ZNR1 470V
1
1
F1
TRANSFORMER
+12VEV +12V 2
330u16
A 12V SGND
A 12V GND
2.2
5
4
+
A +12V 3
C52
+
1000u6.3
C51
EV +5V +5V1
T1C22 5P
IN
GND
OUT
+
470u25
POWER
R10 470K
ACN
ACN
R1 470K 1/2W
L1
10
2200P
2200P
C60
C61
C62
2200P
2W
0.01
6.8
330K
1/2W
C9
10
R6
0.1
2200P
C15
R20
1K
270
1K
C36
1000u
R13
0.1
6.8
C10
220P
R8
C43
C42R23
C46R27
R26
6.8K
R25
R21
0.01
C47
C16C17
+
330u16
C53
R9
330u16
C54
+
C31
2.2
R31
0.22
R30
10
GND
100u10
C35
+
C64 0.47
0.1
C33
R12
47u25
C26
C29
2200u16
C57
C58
C27
R11
J10
C5
2A 250V
R4
47K
1/4W
C28
1/4W
L5
33uH
1.1K
C66
(HIGH ON) L2
L3
R32
2.2
+12V +B
L7
R2
+12V
2 MIXR1
1 MIXL1
J1
COAX
J3
4 MIXR2
3 MIXL2
Q108Q105
Q106 Q109
SW
J2
Q110Q107
2 VIDEO
1 VIDEO
J4
A1
J5
3 Cr
2 Cb
1 Y
J6
Q30
Q31
Q28
Q29
Q27
D13
D14
(BOTTOM VIEW)
Q111
Q112
Q103
Q101
Q104
Q21
Q20
Q19
Q18
OUT
OUT
OPT
Q10
Q12
Q11
1 S-VIDEO
C
Y
B LINE
B LINE
GND LINE
SIGNAL LINE
DIGITAL LINE
IC1,2 : NJM4580D
IC4 : TC74HC08AP
IC5 : PQ7RV4
IC6 : PST9121
IC7 : TC74HCT04AP
Q1,5,7,11,15,19,22,29,
112 : 2SA933AS(Q,R)
Q2,3,6,8,9,12,16,17,23,
24,26-28
: 2SC1923(R,O)
Q4,10,18,20,21,25,
30-35,118,201
: 2SC1740S(Q,R)
Q100,103,104,114,116,
117 : DTC124ESA
Q101,102,113,115
: DTA124ESA
Q105-110
: 2SC2878(B)
Q111 : 2SC2785(F,E)
Q200 : 2SA1124(Q,R)
D9,12-17
: 1SS133 or
HSS104A
D11 : RD6.8ES(B) or
MTZJ6.8(B)
D200 : RD4.7ES(B) or
MTZJ4.7(B)
D201 : RD30ES(B) or
MTZJ30(B)
(Cy SIGNAL)
BUFFER
OUTPUT DRIVER
(Cr SIGNAL)
(Y SIGNAL)
OUTPUT DRIVER
Y+C
(Y+C)
BUFFER
OUTPUT
(Y+C)
(COAX OUT)
OUTPUT DRIVER
(SW)
MIX
WAVEFORM
OUTPUT
OPTICAL
(SW)
MUTE
(MIX L/R)
MUTE
(MIX L/R)
MUTE
(MIX L/R)
MUTE
DRIVER
2/2
X14
-CN1
D1-6,10 S5688B:
IC9
IC8
TA79005S:
TA7805S:
IC7
PC3
D4
IC6
D13
D12
PC2
ZD2
D11
D10
B
CN2
D9
D7
D8
D6
D3 ZD1
D2
PC1
TR1
D17
D1
D16
D15
D14
CN0
A
CN1
D5
TOP222Y
IC1
IC3
IC2
TOP226Y or:
uPC78M12HF or:
:
TOP227Y
NJM78M12FA
PQ3RF33
PQ3RF23 orIC5 :
uPC1093J
TA76431S orIC6,7 :
D2S4M
D1NS4 or
D3S4M
D2L20U
EG01C
D1NL20U
D8,9 :
D11,13 :
D2,4,6,12 :
D5,7
D1,3,10
:
:
D14-17 D1N60:NJM79M12FA
uPC79M12HF orIC4 :
2SC1815GR:TR1
PC123FY2PC1-3 :
ZD1 : P6KE200
IC7
(X25-6380-10)
DV-4050-B/DVF-R6030 (1/2)
C
IC2
IC4
IC5
IC1
(W02-2757-05)
IC3
Replace with new one only if defective
4.7V
0V
0.6V
-4.8V
4.7V
4.9V
-11.9V
1.6V 5.0V
2.3V
1.6V
OFF : -11.9V
ON : 1.2V
MUTE
1.6V
0V
-3.8V
-3.2V
0.6V
0V
0.6V
-3.2V
0.6V
0V
-33.9V
9.1V
3.2V
5.1V
3.8V
5.1V
-11.9V
-14.8V
12.0V
5.0V
12.0V 14.9V
4.3V
2SA1124
2SC1923
2SC2878
2SC2785
TC74HC08AP
DTA124ESA
DTC124ESA
2SC1740S
NJM4580D DAN202U
TA7805S
DA204U
TA79005S
The DC voltage is an actual reading measured with a high
impedance type voltmeter. The measurement value may
vary depending on the measuring instruments used or on
the product. Refer to the voltage during PLAY unless other-
wise specified; The value shown in ( ) is the voltage mea-
sured at the moment of STOP.
CAUTION: For continued safety, replace safety critical com-
ponents 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 are acceptably insulated from
the supply circuit) before the appliance is returned to the
customer.

UVXZABADWYAAAC
2
1
3
5
7
4
6
75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
1
2
3
4
5 6
7
8 9
10
11
12
13
14
15 16
17
18 19 20
21
22
23
24
25
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
P6
P7
P8 P9
P10
P11
P12
P13
P14
P15 P16
P17
13G 12G 11G 10G
9G 8G 7G 6G 5G 4G 3G 2G 1G
DIGI 4
SHIMUKE OUT
SHIMUKE OUT
SHIMUKE OUT
SHIMUKE IN
SHIMUKE IN
VSS-LED
P51
STBY-LED
P32
P31
P30
P25
SPEED
POSITION
P22
P221
REMOCON
P15
POWER MUTE
POWER
MECHA VR
TRM-
RM+
RESET
CMD STATUS DSPCLK DATA STB CL;K CLR VDD OSC2 OSC1 VSS X1 X0 MMOD VREF- KEY IN0 KEY IN1 KEY IN2 PA 3 PA 4 CLOSE SW OPEN SW PA 7 VREF+ TM+
P5
P4
P3
P2
P1
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
SEG34
SEG35
SEG36
SEG37
SEG38
SEG39
SEG40
SEG41
SW MUTE
VFL
8MHz
X1
1M
R4
R5
1M
1000P
C4
1000P
R72
C35
R71 1
C34
1000P
100u10
+
GND
IN
OUT
R81 100 R82 100 R83 100 R84 100
22K
R31
47K
R32
C10
R33 220
R34 220
R35 220
R36 220
R37 220
220
220
100K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
FL-29V
FL+
FL-
NC
SWMUTE
NC
MECHA FG
POS. SENCEI
NC
P-MUTE
POWER
NC
MECHA VR
TRM-
RM+
TM+
OPEN SW
CLOSE SW
NC
DSPCLK
STATUS
CMD
NC
UCOM GND
UCOM +5V
18 17 16 15 14 13 12 11 10
1
2
3
4
5 6
7
8 9
1
2
3
4
5
C3 47P C2 47P C1 47P
10P
C33
R1 100 R2 100 R3 100
3
2
1
5
6 7
4
100uH
L1
1000P
33u50
+
1
21
22
25
GND
+B
OUT
1
R80 10
R79 10
R78 10
R77 10
10
120
R90
120
R91
R92
120
R93
120 120
R94
120
R95
C39
C28
10P
100u10
+
1000P
1
10P
C29 330P
C31 330P
C30 330P
C32 0.1
3
2
1
10K
0.01
C7
R23
0.1
C5
10K
R25
C9 0.01
10K
R24
0.01330u6.3
+
36
37
31
30
28
29
27
21
25
22
27
30
29
28
31
37
36
100K
R70
100
R96
R40
C37
C36
10P
1
0.01
C11
47K
R39
100
R30 220
R29 220
R27 220 4.7K
R28
22K
R26
R69
R75 10
99
55
54
53
52
51
68
67
66 65
64
63
62
61
60
59 58
57
56 75
74
73
72
71
70
69
80
79
78
77
76
R50 47K
R51 47K
R52 47K
R53 47K
R54 47K
R49 47K R48 47K R47 47K
C27 100P C26 100P C25 100P C24 100P C23 100P C22 100P C21 100P C20 100P C19 100P C18 100P C15 100P C17 100P C16 100P
18
17
16
C6 C8
16
17
18
820
R6
1K
R7
1.2K
R8
1.5K
R9
1.8K
R10
2.2K
R11
3.3K
R12 R13
4.7K 6.8K
R14
12K
R15
68K820 1.5K 33K 22K
820
44
120 120
R89 R88 16
17
120 120
R87
R86
15
14
14
15 16
17
R17R16 R18 R20R19
R21
C41
C42
330
R57
6
4
7
5
R56 4.7K
99
R74
C40
2
4
5
3
1
11
3
2
3
2330
3.3K
R66
4.7K
R67
R68
330
R65
44
1K
R22
C13 15P C14 33P
R44
R42
R43
10K
R41
1K
B
+B
BB
B B
+B +B +B +B
+B +B +B
+B +B +B
+B +B
+B +B
+B
+B
+B
R76
4.7K
R64
50
F- F-
2
1
3
15
9
80 77
78 79 6
P1
4
5
P4 P3 P2
7
8
74
75 76
71
72
73 12
P7 P6 P5
10
11
P10 P9 P8
13
14
21
68 69
70
65 66
67 18
P13 P12 P11
16
17
P16 P15 P14
19 20
64
24
P17
22
23 25 26
63 13G
28
27
29
31
30
32
34
33 35
37
36 38
57 7G 60
61
62 58 59
10G 11G 12G
40 39
41
8G 9G
43
42
44
55 56
52
53
54 47
5G 6G
45 46
2G 3G 4G
48 49
51
53
1G
51
52
F+ F+
54
100u10
+
C12
R61 7K
R60 47K
R59 47K R58 47K
C38
R73
B
CN1
WH1
D14D12 D13
D3
D4
D8 D9
D5
D10
DISC 3 DISC 4 DISC 5
A1
REMOTE
SENSOR
FL DRIVER u-COM
S1
STOP
S2
PAU S E
S3
PLAY
S4
DISC1
S5
DISC2
S6
DISC3
S7
S8
DISC5
S10
F.SKIP R.SKIP
S9
OP/CL
S11 D2
D7
DISC 2
D1
D6
DISC 1
DISC4
D11
Q1
WH1
WH2 WH2
D16 Q3
D15
Q2
S12
S13
DISC SKIP
STANDBY
POWER
D.SKIP
STANDBY
IC1
2SA933AS(Q,R)
PST993D-T
NJU3713G
Q1,2 :
IC3
IC2
:
:
MN101CP35DMA:
2SC1740S(Q,R)Q3 :
DAN202UD6-10 :
DA204UD12-14 :
B30-2548-05D16 :
B30-2584-05D11,15 :
B30-2583-05D1-5 :
B LINE
B LINE
GND LINE
LED
DRIVER
LED
LED
DRIVER
LED DRIVER
RESET IC
DRIVER
D17
D17 MA111:
1/2
X25
-CN1 IC1
IC3
ED1
IC2
DV-4050 (2/2)
(X14-7170-10) (A/3)
(X14- ) (C/3)
(X14- ) (B/3)
C
5.0V
5.0V
5.0V
4.8V
5.0V
-29.0V
-29.0V
PGM
DVD
VIDEO SEQ. 21
13G
GROUP TITLE TRACK CHAP D.MIX PPCM
1
AUDIO
VCD
RND
A-B
2 3 4 5
12G 11G 10G 9G 8G 7G 6G 5G 4G 3G 2G 1G
a
d
fb2 b1
m
g
erpn
k
j
h
c2 c1
DV-4050-B/DVF-R6030-B
Y22-8320-10
The DC voltage is an actual reading measured with a high imped-
ance type voltmeter. The measurement value may vary depending
on the measuring instruments used or on the product. Refer to the
voltage during PLAY unless otherwise specified; The value shown in
( ) is the voltage measured at the moment of STOP.
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 are acceptably insulated from the supply circuit) before the appliance is returned to the customer.

DV-4050-B/DVF-R6030-B
15
EXPLODED VIEW (MECHANISM)
B
B
B
A
A
C
C
C
A
D
E
Dx2
Dx2
Ax2
A
#1
#1
#1
A
F
D
D
S
A
B
C
S
: N89-3010-45
: N09-5214-05
: N82-2006-46
: N35-2604-46
3x10 (BLK)
2x6
DV-4050/DV-4900
762
705
795
756
741
(X13-7770-10)
(17P)
757
758
666
672
631
640
(14P)
638
(21P)
639
672
658
675
630
621
607
692
1
2
AC
B
Parts with exploded numbers larger than 700 are not supplied.

3x5
3x6
2.6x6 (BLK)
2.6x8
3x8 (BLK)
3x8
3x10
: N09-1445-05
: N09-5213-05
: N89-3006-46
: N82-2606-45
: N82-2608-46
: N89-3008-45
: N89-3008-46
: N89-3010-45
G
H
J
K
L
M
N
P
Nx2
Nx2
COAXIAL
J3A1J5
OPTICAL
DIGITAL OUTPUT
S VIDEO
OUTPUT
COMPONENT VIDEO OUTPUT
J4J2
OUTPUT
VIDEO
J1
OUTPUT
1 2SUB WOOFER
J6
Cr Cb Y
(X14)
(C/4)
DV-4050/DVF-R6030
(X14-7170-10)
(A/3)
DISC 1
S1
DISC 2
S2
DISC 3
S3
DISC 4
S4
ED1
DISC 5
S5
OPEN/CLOSE
S11
S9 S10
S1
S2
S3
(X14)
(B/3)
POWER DISC SKIP
S13 S12
Mx2
Mx2
Mx2
Mx2
M
793x2
Kx2
Mx2
Lx6
Lx2
Lx2
Lx3
Gx3
Nx2
Rx2
Nx2
Mx3
Mx2 Mx3
Mx3
Mx2
Mx4
747
748
755
746
750
710
703
745
767
768
761
760
706
796
601
609
611
635 636
620
665x2
665x2
674
643
637
671
673
691
619
642
659
683
617
680
681
616
618
682
658
658
608
615
M
M
M
P
L
L
L
L
L
N
N
N
N
J
N
N
N
J
J
P
#1
#1
#1
#1
M
M
M
N
N
N
(25P)
642
(25P)
638
(14P)
639
(21P)
640
(17P)
N
(X25-
6380)
N
N
N
HH
Hx2
N
N
N
704
749
797
769
770
702
690
1
2
DF
E
Parts with exploded numbers larger than 700 are not supplied.
DV-4050-B/DVF-R6030-B
16
EXPLODED VIEW (UNIT)

DV-4050-B/DVF-R6030-B
17
PARTS LIST
Ref. No Add-
ress
New
Parts
Parts No. Description Desti-
nation Re-
marks
681 2D ✽K29-7804-13 KNOB AOP
682 2D ✽K29-7822-13 KNOB 5-DISC
683 2E ✽K29-7823-13 KNOB PLAY
690 1F ✽W02-2756-05 ELECTRIC CIRCUIT MODULE,RF
691 1E ✽W02-2757-05 ELECTRIC CIRCUIT MODULE,POWER
692 1C ✽W04-0013-05 MECHANICAL MODULE
C1 CK73GB1H103K CHIP C 0.010UF K
CN1 ✽E40-8542-05 FLAT CABLE CONNECTOR
CN2 E40-5499-05 FLAT CABLE CONNECTOR
L1 -18 ✽L92-0521-05 FERRITE CORE
D1 -5 ✽B30-2583-05 LED(GRN 5)
D11 ✽B30-2584-05 LED(RED5)
D15 ✽B30-2584-05 LED(RED5)
D16 B30-2548-05 LED(GRN5,HI BRT)
C1 -3 CC73GCH1H470J CHIP C 47PF J
C4 CK73GB1H102K CHIP C 1000PF K
C5 CK73GB1C104K CHIP C 0.10UF K
C6 CE04KW0J331M ELECTRO 330UF 6.3WV
C7 -9 CK73GB1H103K CHIP C 0.010UF K
C10 CK73FB1A105K CHIP C 1.0UF K
C11 CK73GB1H103K CHIP C 0.010UF K
C12 CE04KW1A101M ELECTRO 100UF 10WV
C13 CC73GCH1H150J CHIP C 15PF J
C14 CC73GCH1H330J CHIP C 33PF J
C15 -27 CC73GCH1H101J CHIP C 100PF J
C28 CE04KW1H330M ELECTRO 33UF 50WV
C29 -31 CC73GCH1H331J CHIP C 330PF J
C32 CK73GB1C104K CHIP C 0.10UF K
C33 CC73GCH1H100D CHIP C 10PF D
C34 CK73GB1H102K CHIP C 1000PF K
C35 CC73GCH1H100D CHIP C 10PF D
C36 CK73GB1H102K CHIP C 1000PF K
C37 CE04KW1A101M ELECTRO 100UF 10WV
C38 CC73GCH1H100D CHIP C 10PF D
C39 CK73GB1H102K CHIP C 1000PF K
C40 CC73GCH1H100D CHIP C 10PF D
C41 CK73GB1H102K CHIP C 1000PF K
C42 CE04KW1A101M ELECTRO 100UF 10WV
CN1 ✽E40-4950-05 FLAT CABLE CONNECTOR
E5 J11-0808-05 WIRE CLAMPER
L1 L40-1011-58 SMALL FIXED INDUCTOR(100UH,K)
X1 L78-0290-05 RESONATOR (8MHZ)
R1 -3 RK73GB1J101J CHIP R 100 J 1/16W
R4 ,5 RK73GB1J105J CHIP R 1.0M J 1/16W
R11 RK73GB1J222J CHIP R 2.2K J 1/16W
R12 RK73GB1J332J CHIP R 3.3K J 1/16W
R21 RK73GB1J821J CHIP R 820 J 1/16W
✽ New Parts
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No. werden nicht geliefert. 2
L:Scandinavia K : USA P : Canada R : Mexico C : China I : Malaysia
Y : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai)
Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .
Ref. No Add-
ress
New
Parts
Parts No. Description Desti-
nation
Re-
marks
601 1D ✽A01-3776-01 METALLIC CABINET
607 2A ✽A29-1113-22 PANEL TRAY K
607 2A ✽A29-1114-22 PANEL TRAY Y
608 2D ✽A60-1848-12 PANEL K
608 2D ✽A60-1849-12 PANEL Y
609 1D ✽A70-1420-05 REMOTE CONTROLLER ASSY
611 1D ✽A09-1213-08 BATTERY COVER
615 2D ✽B10-3610-02 FRONT GLASS
616 2D ✽B11-1516-03 FILTER
617 2D ✽B12-0399-14 INDICATOR POWER
618 2D ✽B12-0400-03 INDICATOR 5-DISC
619 2E ✽B12-0401-04 INDICATOR SHOWER
620 1D B19-1529-05 OPTICAL FIBER
621 2A ✽B43-0316-04 BADGE DVD
- B46-0328-03 WARRANTY CARD
- B46-0347-03 WARRANTY CARD K
- B58-1674-03 CAUTION CARD (P1,PRA,A4,1) K
- B59-1104-00 SERVICE DIRECTORY Y
-✽B60-4776-00 INSTRUCTION MANUAL(EN)
-✽B60-4777-00 INSTRUCTION MANUAL(FR) K
630 1B ✽D40-1682-08 MECHANISM ASSY,US50
631 1C ✽D40-1695-05 MECHANISM ASSY,VT.U
635 1D E30-0505-05 AUDIO CORD
636 1D E30-1427-05 VIDEO CORD
637 1F E30-2789-05 AC POWER CORD Y
637 1F E30-2909-05 AC POWER CORD K
638 2B,1F ✽E35-2609-05 FLAT CABLE 14P
639 2C,1F ✽E35-2610-05 FLAT CABLE 21P
640 1C,1F ✽E35-2611-05 FLAT CABLE 17P
642 2E,1E ✽E35-2659-05 FLAT CABLE 25P
643 2F ✽E30-2964-15 GROUND WIRE
658 1C,2D G11-2730-04 SOFT TAPE A60
659 2D ✽G11-2783-04 CUSHION 5DISC
-✽H10-7681-02 POLYSTYRENE FOAMED FIXTURE
-✽H10-7682-02 POLYSTYRENE FOAMED FIXTURE
-✽H12-3473-04 PACKING FIXTURE
- H21-0303-04 PROTECTION SHEET
- H25-0232-04 PROTECTION BAG (235X350X0.03)
- H25-0661-04 PROTECTION BAG SET
-✽H50-3845-04 ITEM CARTON CASE K
-✽H50-3846-04 ITEM CARTON CASE Y
665 2E,2F ✽J02-1500-13 FOOT
666 1B ✽J11-0859-05 CLAMPER ASSY
671 1F J42-0083-05 POWER CORD BUSHING
672 1C J90-0875-05 GUIDE
673 2E J90-0876-05 GUIDE
674 2F J90-0878-05 GUIDE
675 1B ✽J99-0820-05 TRAY ASSY
- J61-0307-05 WIRE BAND
680 2D ✽K29-7801-13 KNOB POWER
✽ New Parts
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No. werden nicht geliefert. 1
L : Scandinavia K : USA P : Canada R : Mexico C : China I : Malaysia
Y : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai)
Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .
DV-4050-B(K), DVF-R6030-B(Y)
SUB (X13-7770-10)
DISPLAY (X14-7170-10)

DV-4050-B/DVF-R6030-B
18
PARTS LIST
Ref. No Add-
ress
New
Parts
Parts No. Description Desti-
nation Re-
marks
C3 CC45FSL1H050C CERAMIC 5.0PF C
C4 CC45FSL1H390J CERAMIC 39PF J
C5 CE04KW1E470M ELECTRO 47UF 25WV
C6 CC45FSL1H070D CERAMIC 7.0PF D
C7 CC45FSL1H220J CERAMIC 22PF J
C8 CC45FSL1H050C CERAMIC 5.0PF C
C9 CC45FSL1H390J CERAMIC 39PF J
C10 CE04KW1E470M ELECTRO 47UF 25WV
C11 ,12 CC45FSL1H470J CERAMIC 47PF J
C13 CE04KW0J471M ELECTRO 470UF 6.3WV
C14 ,15 CE04KW1C331M ELECTRO 330UF 16WV
C21 CQ93FMG1H224J MYLAR 0.22UF J
C22 CC45FSL1H050C CERAMIC 5.0PF C
C24 CE04KW1C101M ELECTRO 100UF 16WV
C26 CQ93FMG1H224J MYLAR 0.22UF J
C27 CC45FSL1H050C CERAMIC 5.0PF C
C29 CE04KW1C101M ELECTRO 100UF 16WV
C31 CC45FSL1H070D CERAMIC 7.0PF D
C32 CC45FSL1H180J CERAMIC 18PF J
C33 CC45FSL1H050C CERAMIC 5.0PF C
C34 CC45FSL1H220J CERAMIC 22PF J
C35 CE04KW1E470M ELECTRO 47UF 25WV
C36 -38 CC45FSL1H470J CERAMIC 47PF J
C39 CK45FF1H103Z CERAMIC 0.010UF Z
C40 CQ93FMG1H473J MYLAR 0.047UF J
C41 CC45FSL1H100D CERAMIC 10PF D
C42 CC45FSL1H470J CERAMIC 47PF J
C43 CC45FSL1H050C CERAMIC 5.0PF C
C44 CC45FSL1H680J CERAMIC 68PF J
C45 CQ93FMG1H473J MYLAR 0.047UF J
C46 CE04KW1E470M ELECTRO 47UF 25WV
C47 ,48 CC45FSL1H470J CERAMIC 47PF J
C101,102 CE04KW1V470M ELECTRO 47UF 35WV
C103,104 CK45FB1H471K CERAMIC 470PF K
C105 CC45FSL1H050C CERAMIC 5.0PF C
C106 CK45FB1H391K CERAMIC 390PF K
C107 CC45FSL1H060D CERAMIC 6.0PF D
C108 CK45FB1H391K CERAMIC 390PF K
C110 CQ93FMG1H333J MYLAR 0.033UF J
C111 CC45FSL1H270J CERAMIC 27PF J
C112 CC45FSL1H220J CERAMIC 22PF J
C113 CC45FSL1H120J CERAMIC 12PF J
C114 CQ93FMG1H103J MYLAR 0.010UF J
C115 CC45FSL1H270J CERAMIC 27PF J
C116 CC45FSL1H220J CERAMIC 22PF J
C117 CC45FSL1H101J CERAMIC 100PF J
C118,119 CC45FSL1H121J CERAMIC 120PF J
C120 CC45FSL1H101J CERAMIC 100PF J
C121 CF92FV1H104J MF-C 0.10UF J
C122 CC45FSL1H100D CERAMIC 10PF D
C124 CE04KW1V470M ELECTRO 47UF 35WV
C125 CE04KW1E470M ELECTRO 47UF 25WV
C127,128 CQ93FMG1H392J MYLAR 3900PF J
C129 CQ93FMG1H104J MYLAR 0.10UF J
C130 CK45FB1H102K CERAMIC 1000PF K
✽ New Parts
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No. werden nicht geliefert. 4
L : Scandinavia K : USA P : Canada R : Mexico C : China I : Malaysia
Y : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai)
Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .
Ref. No Add-
ress
New
Parts
Parts No. Description Desti-
nation
Re-
marks
R23 -25 RK73GB1J103J CHIP R 10K J 1/16W
R26 RK73GB1J223J CHIP R 22K J 1/16W
R27 RK73GB1J221J CHIP R 220 J 1/16W
R28 RK73GB1J472J CHIP R 4.7K J 1/16W
R29 ,30 RK73GB1J221J CHIP R 220 J 1/16W
R31 RK73GB1J223J CHIP R 22K J 1/16W
R32 RK73GB1J473J CHIP R 47K J 1/16W
R33 -37 RK73GB1J221J CHIP R 220 J 1/16W
R39 RK73GB1J473J CHIP R 47K J 1/16W
R40 RK73GB1J101J CHIP R 100 J 1/16W
R41 RK73GB1J102J CHIP R 1.0K J 1/16W
R42 RK73GB1J221J CHIP R 220 J 1/16W
R43 RK73GB1J103J CHIP R 10K J 1/16W
R44 RK73GB1J221J CHIP R 220 J 1/16W
R47 -54 RK73GB1J473J CHIP R 47K J 1/16W
R56 RK73GB1J472J CHIP R 4.7K J 1/16W
R58 -61 RK73GB1J473J CHIP R 47K J 1/16W
R64 RK73GB1J472J CHIP R 4.7K J 1/16W
R66 RK73GB1J332J CHIP R 3.3K J 1/16W
R67 RK73GB1J472J CHIP R 4.7K J 1/16W
R69 ,70 RK73GB1J104J CHIP R 100K J 1/16W
R71 -74 RK73GB1J1R0J CHIP R 1 J 1/16W
R75 -80 RK73GB1J100J CHIP R 10 J 1/16W
R81 -84 RK73GB1J101J CHIP R 100 J 1/16W
R86 -95 RK73GB1J271J CHIP R 270 J 1/16W
R96 RK73GB1J101J CHIP R 100 J 1/16W
W48 -56 R92-0679-05 CHIP R 0 OHM
W57 R92-1963-05 JUMPER WIRE (RESISTOR TYPE)
W58 -61 R92-0679-05 CHIP R 0 OHM
W62 R92-1963-05 JUMPER WIRE (RESISTOR TYPE)
W63 ,64 R92-0679-05 CHIP R 0 OHM
W65 R92-1963-05 JUMPER WIRE (RESISTOR TYPE)
W66 ,67 R92-0679-05 CHIP R 0 OHM
W68 R92-1963-05 JUMPER WIRE (RESISTOR TYPE)
W69 ,70 R92-0679-05 CHIP R 0 OHM
W71 -79 R92-1963-05 JUMPER WIRE (RESISTOR TYPE)
W80 R92-0679-05 CHIP R 0 OHM
W81 R92-1963-05 JUMPER WIRE (RESISTOR TYPE)
W100 R92-1963-05 JUMPER WIRE (RESISTOR TYPE)
S1 -13 S70-0031-05 TACT SWITCH
D6 -10 DAN202U DIODE
D12 -14 DA204U DIODE
D17 MA111 DIODE
ED1 ✽13-BT-175GNK FLUORESCENT INDICATOR TUBE
IC1 ✽MN101CP35DMA MI-COM IC
IC2 NJU3713G MOS-IC
IC3 PST993D-T ANALOGUE IC
Q1 ,2 2SA933AS(Q,R) TRANSISTOR
Q3 2SC1740S(Q,R) TRANSISTOR
A1 W02-2737-05 ELECTRIC CIRCUIT MODULE
C1 CC45FSL1H070D CERAMIC 7.0PF D
C2 CC45FSL1H220J CERAMIC 22PF J
✽ New Parts
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No. werden nicht geliefert. 3
L:Scandinavia K : USA P : Canada R : Mexico C : China I : Malaysia
Y : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai)
Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .
ELECTRIC (X25-6380-10)

DV-4050-B/DVF-R6030-B
19
PARTS LIST
Ref. No Add-
ress
New
Parts
Parts No. Description Desti-
nation Re-
marks
D201 RD30ES(B) ZENER DIODE
IC1 ,2 NJM4580D ANALOGUE IC
IC4 TC74HC08AP MOS-IC
IC5 ✽PQ7RV4 ANALOGUE IC
IC6 ✽PST9121 ANALOGUE IC
IC7 ✽TC74HCT04AP MOS-IC
IC8 TA7805S ANALOGUE IC
IC9 TA79005S IC(VOLTAGE REGULATOR/ -5V)
Q1 2SA933AS(Q,R) TRANSISTOR
Q2 ,3 2SC1923(R,O) TRANSISTOR
Q4 2SC1740S(Q,R) TRANSISTOR
Q5 2SA933AS(Q,R) TRANSISTOR
Q6 2SC1923(R,O) TRANSISTOR
Q7 2SA933AS(Q,R) TRANSISTOR
Q8 ,9 2SC1923(R,O) TRANSISTOR
Q10 2SC1740S(Q,R) TRANSISTOR
Q11 2SA933AS(Q,R) TRANSISTOR
Q12 2SC1923(R,O) TRANSISTOR
Q15 2SA933AS(Q,R) TRANSISTOR
Q16 ,17 2SC1923(R,O) TRANSISTOR
Q18 2SC1740S(Q,R) TRANSISTOR
Q19 2SA933AS(Q,R) TRANSISTOR
Q20 ,21 2SC1740S(Q,R) TRANSISTOR
Q22 2SA933AS(Q,R) TRANSISTOR
Q23 ,24 2SC1923(R,O) TRANSISTOR
Q25 2SC1740S(Q,R) TRANSISTOR
Q26 -28 2SC1923(R,O) TRANSISTOR
Q29 2SA933AS(Q,R) TRANSISTOR
Q30 -35 2SC1740S(Q,R) TRANSISTOR
Q100 DTC124ESA DIGITAL TRANSISTOR
Q101,102 DTA124ESA DIGITAL TRANSISTOR
Q103,104 DTC124ESA DIGITAL TRANSISTOR
Q105-110 2SC2878(B) TRANSISTOR
Q111 2SC2785(F,E) TRANSISTOR
Q112 2SA933AS(Q,R) TRANSISTOR
Q113 DTA124ESA DIGITAL TRANSISTOR
Q114 DTC124ESA DIGITAL TRANSISTOR
Q115 DTA124ESA DIGITAL TRANSISTOR
Q116,117 DTC124ESA DIGITAL TRANSISTOR
Q118 2SC1740S(Q,R) TRANSISTOR
Q200 2SA1124(Q,R) TRANSISTOR
Q201 2SC1740S(Q,R) TRANSISTOR
A1 W02-2732-05 OSCILLATING MODULE
✽ New Parts
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No. werden nicht geliefert. 6
L : Scandinavia K : USA P : Canada R : Mexico C : China I : Malaysia
Y : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai)
Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .
Ref. No Add-
ress
New
Parts
Parts No. Description Desti-
nation
Re-
marks
C131 CC45FSL1H100D CERAMIC 10PF D
C132 CQ93FMG1H122J MYLAR 1200PF J
C133 CE04KW1E470M ELECTRO 47UF 25WV
C134 CK45FF1H103Z CERAMIC 0.010UF Z
C135 CC45FSL1H050C CERAMIC 5.0PF C
C136 CE04KW1A221M ELECTRO 220UF 10WV
C138 CF92FV1H334J MF-C 0.33UF J
C140 CE04KW1V470M ELECTRO 47UF 35WV
C141 CQ93FMG1H392J MYLAR 3900PF J
C144,145 CQ93FMG1H392J MYLAR 3900PF J
C146 CC45FSL1H270J CERAMIC 27PF J
C147,148 CC45FSL1H220J CERAMIC 22PF J
C149 CC45FSL1H270J CERAMIC 27PF J
C153,154 CE04KW1A101M ELECTRO 100UF 10WV
C200 CE04KW1H101M ELECTRO 100UF 50WV
C201 CE04KW1H470M ELECTRO 47UF 50WV
C202 CC45FSL1H101J CERAMIC 100PF J
CN1 E40-4912-05 FLAT CABLE CONNECTOR
CN2 ✽E40-8640-05 PIN ASSY
CN3 ✽E40-4901-05 FLAT CABLE CONNECTOR
CN4 ✽E40-8632-05 PIN ASSY
CN5 ✽E40-8639-05 PIN ASSY
J1 ✽E63-1161-05 PIN JACK
J2 ✽E63-1162-05 PIN JACK
J3 ✽E63-1127-05 PIN JACK
J4 ✽E63-1157-05 PIN JACK
J5 ✽E56-0032-05 CYLINDRICAL RECEPTACLE
J6 ✽E63-1159-05 PIN JACK
E1 ,2 J11-0808-05 WIRE CLAMPER
L1 L40-6891-58 SMALL FIXED INDUCTOR(6.8UH,K)
L2 L40-1501-58 SMALL FIXED INDUCTOR(15UH,K)
L3 L40-6891-58 SMALL FIXED INDUCTOR(6.8UH,K)
L4 L40-1501-58 SMALL FIXED INDUCTOR(15UH,K)
L5 L40-6891-58 SMALL FIXED INDUCTOR(6.8UH,K)
L6 L40-2201-58 SMALL FIXED INDUCTOR(22UH,K)
L7 L40-6891-58 SMALL FIXED INDUCTOR(6.8UH,K)
L8 L40-1501-58 SMALL FIXED INDUCTOR(15UH,K)
L10 L92-0017-05 FERRITE CORE
VR1 R12-1616-05 TRIMMING POT.(1K)
VR2 R12-0607-05 TRIMMING POT.(470)
VR3 ,4 R12-1616-05 TRIMMING POT.(1K)
D1 -6 S5688B DIODE
D9 HSS104A DIODE
D9 1SS133 DIODE
D10 S5688B DIODE
D11 MTZJ6.8(B) ZENER DIODE
D11 RD6.8ES(B) ZENER DIODE
D12 -17 HSS104A DIODE
D12 -17 1SS133 DIODE
D200 MTZJ4.7(B) ZENER DIODE
D200 RD4.7ES(B) ZENER DIODE
D201 MTZJ30(B) ZENER DIODE
✽ New Parts
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No. werden nicht geliefert. 5
L:Scandinavia K : USA P : Canada R : Mexico C : China I : Malaysia
Y : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai)
Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .

DV-4050-B/DVF-R6030-B
20
SPECIFICATIONS
[Audio section]
Frequency response
Sampling frequency; 44.1 kHz (CD only)...4 Hz ~ 20 kHz
Sampling frequency; 48 kHz......................4 Hz ~ 22 kHz
Sampling frequency; 96 kHz......................4 Hz ~ 44 kHz
Signal to noise ratio .............................More than 115 dB
Dynamic range.....................................More than 100 dB
Total harmonic distortion........Less than 0.003 % (1 kHz)
Audio output
Line output level / impedance : 2 Vrms / 510 Ω
Line output (L/R) : 2 systems
Subwoofer output : 1 system
Digital output level / impedance
COAXIAL................................................. 0.5 Vp-p / 75 Ω
OPTICAL.......-21 dBm ~ -15 dBm (Wave length 660 nm)
[Video Section]
Video output format ................................................NTSC
Composite video output level
...................................1 Vp-p (75 Ωload, sync. negative)
S-video output level
Y-signal ......................1 Vp-p (75 Ωload, sync. negative)
C-signal................................................0.286 Vp-p (75 Ω)
Component video output level
Y-signal.......................................................1 Vp-p (75 Ω)
Cb-signal..............................................0.648 Vp-p (75 Ω).
Cr-signal ..............................................0.648 Vp-p (75 Ω)
Horizontal resolution .........................More than 500 lines
Video signal to noise ratio......................More than 65 dB
[Laser]
Wave length ..........................................660 nm - 676 nm
Laser power class .......................................Class 2 (IEC)
[General]
Power requirements
For U.S.A. ..............................................AC 120 V, 60 Hz
For U.S. Military ............AC 110 V - 240 V, 50Hz / 60 Hz
Power consumption..................................................35 W
Dimensions..................................W : 440 mm (17-5/16˝)
H : 127 mm (5˝)
D : 410 mm (16-1/8˝)
Weight (net ) .............................................6.3 kg (13.9 lb)
Note:
Specifications are subject to change without notice.
Mass and dimensions approximate.

DV-4050-B/DVF-R6030-B
14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan
KENWOOD SERVICE CORPORATION
P.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A.
KENWOOD ELECTRONICS CANADA INC.
6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8
KENWOOD ELECTRONICS LATIN AMERICA S.A.
P.O BOX 55-2791, Piso 6 plaza Chase, Cl. 47 y Aquilino de la Guardia Panama, Republic de Panama
KENWOOD ELECTRONICS BRASIL LTDA.
Av. Moema, 170-17˚, Andar-Cobertura “B”, Ed. Maximum Service Center, 04077-020
Moema, São Paulo-SP-Brasil
KENWOOD ELECTRONICS U.K. LIMITED
KENWOOD House, Dwight Road, Watford, Herts., WD1 8EB., United Kingdom
KENWOOD ELECTRONICS BELGUM N.V.
Meachelsesteenweg 418, B-1930 Zaventem, Belgium
KENWOOD ELECTRONICS DEUTSCHLAND GMBH
Rembrücker Str. 15, 63150 Heusenstamm, Germany
KENWOOD ELECTRONICS FRANCE S.A.
13 Boulevard Ney, 75018 Paris, France
KENWOOD ELECTRONICS ITALIA S.p.A.
Via G. Sirtori, 7/9 20129, Milano, ltaly
KENWOOD IBÉRICA S.A.
Bolivia, 239-08020 Barcelona, Spain
KENWOOD ELECTRONICS AUSTRALIA PTY. LTD.
(A.C.N. 001 499 074)
16 Giffnock Avenue, North Ryde, N.S.W. 2113, Australia
KENWOOD ELECTRONICS (HONG KONG) LTD.
Unit 3712-3724, Level 37, Tower 1, Metroplaza, 223 Hing Fong Road, Kwai Fong N.T., Hong Kong
KENWOOD ELECTRONICS GULF FZE
P.O.Box 61318, Jebel Ali, Dubai, U.A.E.
KENWOOD ELECTRONICS SINGAPORE PTE LTD.
No. 1 Genting Lane #02-02, KENWOOD Building, Singapore, 349544
KENWOOD ELECTRONICS (MALAYSIA) SDN BHD.
#4.01 Level 4, Wisma Academy Lot 4A, Jalan 19/1 46300 Petaling Jaya Selangor Darul Ehsan
Malaysia
KENWOOD ELECTRONICS (THAILAND) CO., LTD.
2019 New Pechburi Road, Bangkapi, Huaykwang, Bangkok, 10320 Thailand
Note:
Component and circuit are subject to modification to insure best operation
under differing local conditions. This manual is based on Europe (E) standard,
and provides information on regional circuit modification through use of alter-
nate schematic diagrams, and information on regional component variations
through use of parts list.