DOWNLOAD Sharp CD-SW340H Service Manual ↓ Size: 13.69 MB | Pages: 96 in PDF or view online for FREE

CD-SW340H

6 – 39

CNP7

R27

R1

1

R12

C3

R9

R10

WIRE_A’

R20

C58

C57

J29

Q2

CNP4

CNP2

C10

R19

R21

R22

R26

R62

R57

R25

1
2
3
4
5
6

Lead-free solder indication

Lead-free solder is used in the CD PWB.
Refer to "Precautions for handling lead-free solder" for 
instructions and precautions.

CD-SW340H

6 – 40

C32

C37

JP8

FB2

R45

R43

C33

C53
C54

R44

C55

R36

C52

R33

R32

C31

C23
C24
JP2

TP5

TP4

TP3

TP1

TP2

JP3

JP11

JP10

R63

R34

C56

R46

R47

C19

R18

C47

C13

C14

C12

C18

C17
C16

C15

R67

C26

C21

R28

R61

R60

R59

R58

C9

R15

D1

Q4

Q1

R8

C2

Q3

R16

C34

C49

C48

R48

R49

R50

R51

R65

JP6

JP9

JP7

R39

R64

C51

C50

R38

R37

R55

C45

R52

C40

C28

C59

R30

R68

FB1

JP13

JP18

JP20

JP14

JP19

JP17

IC2

JP16

JP21

JP12

JP1

JP15

R31

C30

IC1

Lead-free solder indication

Lead-free solder is used in the CD PWB.
Refer to "Precautions for handling lead-free solder" for 
instructions and precautions.

CD PWB-C

CD-SW340H

6 – 41

COLOR  TABLE

R D

G R

Y L

B K

RED

GREEN

YELLOW

BLACK

TAPE MECHANISM
ASSEMBLY

WH

WHITE

PK

PINK

YL

YELLOW

BL

BLUE

GY

GRAY

-

+

FFC702

K

B

H
W

K

B

D

R

H
W

K

B

D

R

K

B

H
W

2

3

1

TO MAIN PWB-A1

CNS102

CNP101

TO MAIN PWB-A1

TAPE 2

ERASE HEAD

RECORD/PLAYBACK

HEAD

TAPE 1

H
W

K

B

GY

Y

G

L

B

GR

GR

H
W

K

P

K

B

H
W

K

P

Y

G

1

2

TAPE

MOTOR

SOLENOID

SOLENOID

SWITCH

WH LINE

WH LINE

SWITCH

SWITCH

1 3 5 7 9

2 4 6 8 10

1

10

CNP702A

CNP702B

TO DISPLAY PWB-A2

1

2

3

4

5

6

7

PLAYBACK HEAD

CD-SW340H

7 – 1

The CD section may not operate when the objective lens of the optical pickup is dirty. Clean the objective lens, and
check the playback operation. When this section does not operate even after the above step is taken, check the
following items.

Remove the cabinet and follow the trouble shooting instructions.

"Track skipping and/or no TOC (Table Of Contents) may be caused by build up of dust other foreign matter on the laser
pickup lens. Before attempting any adjustment make certain that the lens is clean. If not, clean it as mentioned below."

Turn the power off.

Gently clean the lens with a lens cleaning tissue and a small amount of isopropyl alcohol.

Do not touch the lens with the bare hand. 

1) Focus-HF system check

2) Tracking system check

3) Spin system check

4) PLL system check

Parts code

1.

CD optical pickup Lens cleaner disc

UDSKA0004AFZZ

HOW TO USE

CAUTION

Cleaning fluid

Cleaner disc

Using the brush in the cleaner cap, apply 1 or 2 drops of the cleaning fluid to the 

brush on the CD cleaner disc which has the mark next to it.

Place the CD cleaner disc onto the CD disc tray with the brush side down, then 

press the play button.

You will hear music for about 20 seconds and the CD player will automatically stop. 

If it still play continuously, press the stop button.

1.

2.

3.

The CD lens cleaner should be effective for 30-50 operations, however if the 

brushes become worn out earlier then please replace the cleaner disc.

If the CD cleaner brushes become very wet then wipe off any excess fluid with a soft 

cloth.

Do not drink the cleaner fluid or allow it contact with the eyes. In the event of this 

happening then drink and / or rinse with clean water and seek medical advice.

The CD cleaner disc must not be used on car CD players or on computer CD-ROM 

drives.

All rights reserved. Unauthorized duplicating, broadcasting and renting this product 

is prohibited by law.