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Kenwood DXM-6500W, Service Manual

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Kenwood DXM-6500W Service Manual Download Page 16

O

N

M

L

K

1

2

3

4

5

6

7

D2

CN2

IC2

: L88MS33T

IC3

: UPC3025

IC4

: BA5824FP

IC5

: 703033AYGC-J01

IC6

: TAR5S33

IC7

: TC74HCT7007AF

IC8

: UPD61002GC-E01

IC9

: TC7SHU04FU

IC10 : UPD63760GJ
IC11 : IS41LV16257
IC12 : NJM4580V
IC13 : HD74LV14AT

Q1,5 : DTA143EK
Q2

: MCH6101

Q3

: DTC124EUA

Q4

: DTA143XUA

D1

: M1F60

D2

: DAP202U

Q2

to PICKUP

B LINE

GND LINE

SIGNAL LINE

CD SIGNAL PROCESSOR

MP3 DECODER

RF AMP

3.3V

3.3V

3.3V
0V

0V

1.6V

0V

3.3V

1.6V

1.6V

1.6V

0V

0V

0V

3.3V

0V

3.3V
0V

3.3V
0V

3.3V

3.3V

0V

0V

1.5V

3.3V

0V

0V

0V

0V

3.3V

0V

3.3V
0V

0V

3.3V

0V

3.3V

0V

3.3V

0V

0V

0V

0V

3.3V

0V

3.3V

0V

3.3V
0V

0V

3.3V

IC10

DXM-6500

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

D

B

C

A

GND

LD

PD

VR

Vc

Vcc

F

E

FCS+

TRK+

TRK-

FCS-

1500P

1500P

1500P

1500P

4.7

C74

4.7

C73

6800P

C65

33K

R57

10K

R58

0.01

C66

3300P

C63

0.1

C64

2200P

C61

0.1

C60

0.1

C76

C59 2P

C58 2P

R50 3K

R49 3K

0.1

C52

1500P

C45

47P

C46

68P

C49

360K

R42

0.1

C43

10u10

C42

10K

R40

0.1

C69

100

R60

100

R59

0.1

C57

R89 100

R90 100

R91 100

R92 100

R44 100

0.1

C47

0.1

C44

4.7

C34

0.1

C37

22u6.3

C33

0.1

C35

0.1

C36

R37

1K

R38

1000P

C81

22K

R100

47K

R99

4.7

R36

144

143

142

141

140

139

138

137

136

135

134

133

132

131

130

129

128

127

126

125

124

123

122

121

120

119

118

117

116

115

114

113

112

111

110

109

108

107

106

105

104

103

102

101

100

99

98

97

96

95

94

93

92

91

90

89

88

87

86

85

84

83

82

81

80

79

78

77

76

75

74

73

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

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

26

27

28

29

30

31

32

33

34

35

36

A.VDD

PN

LD

PD

LDREGO

A.GND

TEC

TE2

TEO

TE-

FEO

FE-

REFC

REFOUT

A.VDD

E

F

D

B

C

A

A.GND

RF-

RF2-

EQ1

EQ2

RF0

A

GCI

A

GCO

RFI

A.GND

C3T

ASY

EFM

A

T

EST

A.VDD

MD

SD

TD

FD

TEST3

TEST2

TEST1

TEST0

VDD

RA9

RA8

RA7

RA6

RA5

RA4

RA3

RA2

RA1

RA0

GND

RDB15

RDB14

RDB13

RDB12

RDB11

RDB10

RDB9

RDB8

RDB7

RDB6

RDB5

RDB4

RDB3

RDB2

RDB1

RDB0

X.VDD

XT

AL1-

XT

AL1

X.GND

X.GND

XT

AL2

XT

AL2-

X.VDD

R.GND

DIN

DOUT

SCKIN

SCK

O

LRCKIN

LRCK

TESTX

RFOK

C16M

TESTEN

TEST4

VDD

RFCK/HOLD

WFCK/MIRR

PLCK

LOCK

C1D1

C1D2

C2D1/RZM

C2D2/LZM

C2D3/TBC

GND

RAS

CAS0

CAS1

WE

OE

D.GND

RST

AB12

AB11

AB10

AB9

AB8

AD7

AD6

AD5

AD4

AD3

AD2

AD1

AD0

CS

ASTB

READ

WRITE

WAIT

INTQ

IFMODE

D.VDD

XTALEN1

XTALEN2

DA.VDD

ROUT

DA.GND

R+

R-

REGC

L-

L+

DA.GND

LOUT

DA.VDD

4.7K

CP32

10K

CP22

390

R61

16.93MHz

X2

X3

24.57MHz

CP14
100

CP13
100

CP10
100

CP9
100

CP12
100

CP11
100

100

CP8

98

97

96

95

90

91

92

93

88

87

86

85

84

83

82

81

80

79

78

77

76

75

74

73

94

105

108

107

106

129

128

AD12

AD11

AD10

AD9

AD8

AD7

AD6

AD5

AD4

AD3

AD2

AD1

AD0

ASTB

READ

WRITE

46

47

49

51

54

48

50

64

65

66

70

69

68

71

72

129

128

L7

15

16

17

14

C80

C79

C78

C77

53

20

10K

+B

A3.3V

A3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

+3.3V

X32-5220-01 YES

X32-5220-00

UNIT No.

NO

S4

+

+

CAUTION : For continued safety, replace safety critical components only with
manufacturer's recommended parts (refer to parts list).

!

 Indicates safety critical components. To reduce the risk of electric shock,

leakage-current or resistance measurements shall be carried out (exposed
parts are aCAUTION : For continued safety, replace safety critical compo-
nents only with manufacturer's recommended parts (refer to parts list).

!

 Indicates safety critical components. 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

TC7SHU04FU

NJM4580V

(3/3)

Summary of Contents for DXM-6500W

Page 1: ... MANUAL outer chassis dumper X4 floating spring X4 traverse chassis assy Mecha PCB roller spring roller lever assy damper bracket disc guide assy DESCRIPTION MECHANISM X92 4470 00 DXM 6500W X92 4470 01 DXM 6501W X92 4470 02 DXM 6502W X92 4470 03 DXM 6503W CONSTRUCTION OF MAJOR PARTS ...

Page 2: ...or the pickup IC5 IC8 10 and IC11 IC3 D2 5V AVR Power supply for IC8 IC4 4CH BTL driver Focusing coil tracking coil spindle motor and sled motor driver disc loading and eject operation IC5 Mecha control MI COM IC6 A3 3V AVR Power supply for DAC LPF operational reference voltage IC7 Level shifting 3 3V 5V Buffer and logic level conversion from IC10 to IC5 IC8 WMA decoder IC9 Clock buffer for WMA IC...

Page 3: ...Low fixation Low 26 EFLG I WMA error detection H error L not error Out Low 27 WAIT I Weight control signal detection Out Low 28 FOK I Focus condition detection H Focus OK L Focus NG Out Low 29 30 NC O Not use Low fixation Low 31 RESET I Reset detection H normal L reset Hi Z 32 XT1 I Not use Hi Z 33 XT2 Not use 34 REGC 35 X2 36 X1 I Hi Z 37 Vss GND potential 38 VDD 5V potential 39 NC O NC Output st...

Page 4: ...correspond to WMA Hi Z L DXM 6400 Don t correspond to WMA 81 NC I Not use Hi Z 82 ASEL I Audio output polarity switching H turning over output Hi Z L non turning over output 83 DASC I Shock proof specification switching H shock proof ON L shock proof OFF Hi Z 84 TEST2 I Test terminal 2 Hi Z 85 TEST3 I Test terminal 3 Hi Z 86 NC O Not use Low fixation Low 87 MSTOP I Standby return interrupt H stop ...

Page 5: ...ration of Slider R 1 Activating the trigger arm 1 When the disc is pulled in by the rollers the disc edge pushes the trigger arm and rotates it 2 When the disc is an 8cm disc it is pulled upwards by the tapering on the disc guide The trigger arm is rotated when the disc pushes the claw section A located before the trig ger arm When the 8cm disc reaches the loading end position the roller areas sup...

Page 6: ...r R 1 Activating the trigger slider When the trigger arm is rotated by the pres sure of the disc the trigger arm pushes the trigger slider Locked Locked Center of rotation 2 Rotating engaging the planetary gear When the trigger slider is moved it pushes down the wall section A of the carrier gear Initial rotation of the carrier gear This causes the planetary gear which is attached on a pin of the ...

Page 7: ... To play back a CD it is required to perform a flow of opera tions as shown below 2 Coupling conditions The parts used for performing the above functions are coupled with slider R as shown below Pulling the disc in and stopping the roller rotations after it Moving the clamper downwards so that it can clamp the disc during playback Disc chucking Moving the rollers that are in contact with the disc ...

Page 8: ...rm moves along the groove of slider R thereby separating the helical gear 2 coupled with it from load gear 2 This stops transmission of the force to the rollers so the rollers stop Boss Groove Groove Groove 3 Operation of the clamper Disc chucking 1 Engaged condition The plate spring attached to the clamper chassis is originally engaged with a groove on slider R Force transmitted from the motor Su...

Page 9: ...er R moves the roller lever shaft engaged with a groove on slider R moves along the groove and lowers the rollers The following figure shows the flow of operation Center of rotation Center of rotation Shaft Final position Clamper Slider R Plate spring Clamper chassis assy Engaged condition Disc chucking completion position Initial position Roller lever Slider Engaged condition In contrast to the d...

Page 10: ...ing protects the disc playback operations and is referred to as the floating position 6 Function of slider L Slider L ensures the mechanism lock position because the shafts of the outer chassis are inserted into its grooves in the same way as they are inserted into the grooves on slider R As slider R moves the force moving the roller lever is transmitted to slider L which also starts the sliding m...

Page 11: ...Construction The optical pickup unit is attached on the rack gear The following figure shows the position ing of the gears 2 Activating the pickup After the above series of operations have completed and the disc is put in the playback condition the car rier gear rotates further and is meshed with pick gear 1 The force is then transmitted through pick gear 2 to the rack gear causing the optical pic...

Page 12: ...C6 C17 R63 C10 R18 CP31 R17 CP28 R84 R100 C25 C71 CP27 CP15 L1 R98 R97 CP32 R101 C72 C24 C23 C22 E B B E 1 20 40 21 1 3 5 4 1 3 4 5 1 15 30 16 1 25 75 51 76 100 50 26 SD MD FD TD IC11 Q4 IC4 Q3 IC9 IC6 S2 S1 S3 S4 IC8 X32 5220 0x J74 1247 22 PC BOARD COMPONENT SIDEVIEW Refer to the schematic diagram for the values of resistors and capacitors IC Q Address 4 6C 6 3B 8 4B 9 3B IC Q Address 11 2B 3 5D...

Page 13: ...9 1 16 1 36 73 108 144 109 37 72 1 4 5 8 1 7 8 14 1 25 51 75 76 100 26 50 1 7 14 8 1 5 1 5 1 24 MOTOR LO EJ PD MD FD SD BU5 D MUTE AA LD D P S7 5 D4 7 DGND LE LM MD VR RST RZM 63 RFOK 24 57M 58 62 59 EFM J SPD SPD T F IOP TE E F ARF VREF RF AGND ASY RFI C IOP 61 60 A F FE TE2 E A8V VC SD FD ADGND TD SLD SLD Lch Rch 12EJE LOS CLK DOUT DATA SGND SO0 F T TD uGND VPP 16 00M EFLG LZM TBC ATEST E B IC3 ...

Page 14: ...85 84 83 82 81 80 79 78 77 76 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 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 SCK0 SDA0 D MUTE ZMUTE L ZMUTE R FOGUP INTSV MSTOP TEST3 TEST2 DASC ASEL WMA HOT AVREF AVSS AVDD DBBRRDY0 DBBWRDY0 REQ RESET CS HCSB AD15 AD14 AD13 AD12 A...

Page 15: ...VDD3 HAST HCSB HR WB HDSTB GND2 DIR EXTDIR DBBWRDY0 DBBWRDY1 DBBRRDY0 VDD2 L3 100K CP23 100K CP17 CP18 100K CP20 100K CP24 100 100K CP19 3 1 5 4 2 GND 1 2 3 4 5 6 7 VDD 14 13 12 11 10 9 8 A4 Y3 3 Y1 A1 2 1 A3 Y2 5 6 A2 4 12 A6 VCC 13 14 Y5 A5 10 9 Y6 11 7 GND 8 Y4 66 64 65 100K CP15 91 90 89 26 28 27 53 20 27 26 25 24 23 22 21 98 97 96 95 94 A5 A4 GND A8 A7 A6 88 I O15 39 38 37 36 35 34 33 32 31 3...

Page 16: ... D B C A A GND RF RF2 EQ1 EQ2 RF0 AGCI AGCO RFI A GND C3T ASY EFM ATEST A VDD MD SD TD FD TEST3 TEST2 TEST1 TEST0 VDD RA9 RA8 RA7 RA6 RA5 RA4 RA3 RA2 RA1 RA0 GND RDB15 RDB14 RDB13 RDB12 RDB11 RDB10 RDB9 RDB8 RDB7 RDB6 RDB5 RDB4 RDB3 RDB2 RDB1 RDB0 X VDD XTAL1 XTAL1 X GND X GND XTAL2 XTAL2 X VDD R GND DIN DOUT SCKIN SCKO LRCKIN LRCK TESTX RFOK C16M TESTEN TEST4 VDD RFCK HOLD WFCK MIRR PLCK LOCK C1D...

Page 17: ...55 36 33 33 40 15 39 42 11 13 12 10 22 32 35 43 2 37 Bx2 Ax2 Dx2 DPU1 H F F G DFPC1 E A B C D E F G H N09 4460 05 N09 4472 05 N09 6004 05 N09 6006 05 N09 6007 05 N09 6051 05 N19 2163 04 N39 2020 46 φ2x8 M1 7x8 5 M1 7x2 5 φ2x3 5 M2x2 φ2x6 BLK 1 6 WASHER M2x2 X32 522 8 809 5 EXPLODED VIEW Parts with the exploded numbers larger than 700 are not supplied ...

Page 18: ...3 CC73GCH1H681J CHIP C 680PF J C94 95 CC73GCH1H680J CHIP C 68PF J C96 97 CK73GB1C104K CHIP C 0 10UF K CN1 E40 9527 05 FLAT CABLE CONNECTOR CN1 E41 0213 05 FLAT CABLE CONNECTOR CN2 E40 9536 05 FLAT CABLE CONNECTOR CN2 E41 0193 05 FLAT CABLE CONNECTOR L1 L92 0329 05 CHIP FERRITE L3 L92 0329 05 CHIP FERRITE L5 L92 0329 05 CHIP FERRITE L7 L92 0329 05 CHIP FERRITE X1 L78 0862 05 RESONATOR X2 L78 0860 0...

Page 19: ...LER ASSY 10 3A D10 4581 13 ARM DISC ARM L 11 2A D10 4582 13 ARM DISC ARM R 12 3A D10 4583 03 ARM JOINT ARM L 13 3A D10 4584 03 ARM JOINT ARM R 14 3B D10 4585 03 ARM Ref No A d d N e w Parts No Description Desti nation Ref No A d d N e w Parts No Description Desti nation CD PLAYER UNIT X32 5220 0x 15 2A D10 4586 03 SLIDER L 16 3B D10 4587 12 SLIDER R 17 3B D10 4588 03 SLIDER TRIG SLIDER 18 3B D10 4...

Page 20: ... KENWOOD ELECTRONICS FRANCE S A 13 Boulevard Ney 75018 Paris France KENWOOD ELECTRONICS BELGIUM N V Leuvensesteenweg 248 J 1800 Vilvoorde Belgium KENWOOD ELECTRONICS ITALIA S p A Via G Sirtori 7 9 20129 Milano Italy KENWOOD IBÉRICA S A Bolivia 239 08020 Barcelona Spain KENWOOD ELECTRONICS AUSTRALIA PTY LTD A C N 001 499 074 16 Giffnock Avenue Centrecourt Estate North Ryde N S W 2113 Australia KENW...

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