Service manual

ManualsBrandsSharp ManualsCD PlayerQT-CD700W

QT-CD700W

18

Figure 17 SCHEMATIC DIAGRAM (3/4)

R102A

4.7

1.81V

VDD

3.11V

2.38V

C102A

470UF/10

R110A 56K

C601 470U/10V

C103A 103

R109A 47K

R101A 91

R106A 47K

R108A 47K

R107A 47K

R111A 56K

R129A OPEN

R105A

4.7

R103A

100K

R112A

150K

TDOUT

JUMP0

TP6

L5

26uH

C602

104

C607

104

IC601 BA5826FP

R602A

0

7.14V

7.77V

3.30V

137A

104

C603

470U/10V

Q601

2SB1237

C135 104 C138A 104

C605

47UF/10

C54

470U/10V

C606

470U/10V

C71 104

R104A

1K

R3B

100K

C1

1UF/50

0V

0.61V

0V

R2B

100K

C104

100UF/10

R1B

3.3M

C126A

1UF/50V

C12

10

C122A

100P

R122A

75K

R4B

47K

TP3

TE

C125A

682

C110A 104

C503A

R506A 1

R507A 1

R508A

104

R115 18K

C111A 104

C115 104

C109A 470P

IC201A

BU24530-9A

RF

RFRPRFM

TZCRFM

C123A 150P

C121A 2200P

C124A 1UF/50V

R121A 27K

Q1

2SC1740S

C105A

104

C112

120P

R130

3K3

R125A

8K2

R124A

4K7

R603

10K

R19

10K 1N

R18

10K

R601A

47K

C604

104

Q602

9014

VDD

0V

0V

2.15V

R605

10K

R604

10K

C609

R126A 0

C608

4.7UF/50V

R116

6K8

R118A

33K

R117A

390K

C117

104

C118

10U

R119

4.7K

C130A

104

C114

0.22UF/50V

C113

3.3UF/50V

R114

470

R113

0

FE

L101A

10uH

C107

104

C108A

100UF

C101A

100UF/10

Q101A

2SA933

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

1

VREF

E

COM

D

A

VDD

B

C

F

GND

LD

VR

MD

F+

CN1

M702

SPINDLE

MOTOR

CNP803

CN2

SW702

M

M

LIMIT SWITCH

CD+8V

CD MOTOR PWB-B

M701

SLED

MOTOR

T-

T+

F-

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Fouse Coil

Tack Coil

16

IC601 BA5826FP

VOLTAGE(V) VOLTAGE(V)PIN NOPIN NO

0

1.64

1.64

5.65

3.16

2.67

1.64

1.64

6.40

6.40

1.64

1.63

1.64

2.96

2.92

0

3.21

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

0

0

0

1.56

0.77

5.77

3.32

2.19

0

2.82

3.04

PICKUP UNIT

1

1

2

3

4

5

6

7

8

9

10

11

12

13

14

21

20

19

18

17

16

15

28

27

V01-

V02-

V02+

V01+

IN2'

IN2

PGND

0POUT

VIN1

RESET

REGB

REGOUT

REGGND

/MUTE

PGND

V03-

V03+

V04-

IN3'

IN3

RSTT

0PIN-

V04+

IN4

IN4'

BIAS

VCC

VCC

26

25

24

23

22

SP+

SM+

SP-

SM-

MSW

GND

2

3

4

5

6

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

AVDD1

AC

BD

VBIAS

E

6

AGND1

FEN

FE0

PKC

BTC

PD

LD

ASY

AV

PC0

PWC/W

P03

P

SE

CC

C

17

18

19

20

21

22

23

24

25

26

27

28

29

30

FC0

AGND2

FDOUT

JUMP0

TDOUT

SDIN

SDOUT

CLVOUT

ADC0/GAIN_SEL

ADC1/KEY

CLK88

LON

SEGA/COM0

SEGB/COM1

64

63

62

61

60

59

58

57

56

55

54

53

52

51

EQ0

RF1

CAGC

TEN

TE0

SC

TZCRFM

RFRPRFM

AGND3

RDAC0

VCDAC

LDAC0

AVDD3

DGND

A

B

C

D

E

F

G

H

654321