MiTAC 8355 service manual CD-ROM Driver Test Error, J530

8355 N/B MAINTENANCE

8.9 CD-ROM Driver Test Error

Symptom:

An error message is shown when reading data from CD-ROM drive.

+5V

+5V_CD

J530

+5V

R610

0

P15

R615

0

C654

C659

P13

+3VS

R826

C669

10U

1U

+3VS

+3VS

R827

10K

1U

R617

10K

CDROM_RST# 5

R282

3

22

D27

4.7K

2

Q533

PCIRST#

BAW56

14

14

3

JL512 2

DTC144WK

5

6

9

8

Q534

R276

0

U510C

U510D

DTC144WK

1

ALL_PWROK_5V

74AHC14_V 7

7 74AHC14_V

1

CDROM_IRQ15

1

8

RP13

22*4

IDE_D_IRQ15

29

U20

CDROM_SDIOR#

2

7

IDE_D_SDIOR#

24

RP534

RP537

RP544

RP543 22*4

CDROM_SDD[ 0 , 15 ]

IDE_D_SDD[ 0 , 15 ]

South Bridge

VT8235

CDROM_SDA0

RP11

22*4

IDE_D_SDA0

33

1

8

CDROM_SDA2

2

7

IDE_D_SDA2

34

CDROM_SDCS1#

3

6

IDE_D_SDCS1#

35

CDROM_SDCS3#

4

5

IDE_D_SDCS3#

36

CDROM_SDA1

1

8

RP554

22*4

IDE_D_SDA1

31

CDROM_SDIOW#

2

7

IDE_D_SDIOW#

25

CDROM_SDDACK#

3

6

IDE_D_SDDACK#

28

CDROM_SDDREQ

4

5

IDE_D_SDDREQ

22

CDROM_SDRDY

R626

22

27

R618

CDROM_LED#

37

4.7K

J15

9

+5V

142